Chalcogen Attached Indirectly To The Hetero Ring By Nonionic Bonding Patents (Class 549/374)
  • Patent number: 9982002
    Abstract: Methods and compositions of catalysts for sulfoxidation reaction processes are disclosed. The sulfoxidation reaction process can be performed in an aqueous medium, and the catalysts can be recycled for further use. In some embodiments, a method of making a catalyst may include contacting a transition metal compound with an oxidizing agent to form a first solution, contacting a carboxylic acid compound with a cationic surfactant to form a second solution, mixing the first solution and the second solution to form a precipitate, and isolating the precipitate.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: May 29, 2018
    Assignee: INDIAN INSTITUTE OF TECHNOLOGY MADRAS
    Inventors: Dillip Kumar Chand, Rajan Deepan Chakravarthy
  • Publication number: 20150129800
    Abstract: The instant invention relates to mesogenic media comprising one or more compounds of formula D wherein the parameters are as specified in the text, preferably to mesogenic media showing a blue phase, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices.
    Type: Application
    Filed: April 3, 2013
    Publication date: May 14, 2015
    Inventors: Michael Wittek, Malgorzata Rillich
  • Publication number: 20150060730
    Abstract: The invention relates to liquid-crystalline compounds of the formula (I) having a —CF20- bridge. The invention also relates to liquid-crystalline media prepared therewith and to liquid-crystal display devices (LC displays) containing these media. This kind of compounds has the excellent characteristics including a large dielectric anisotropy, fast response time and high clearing point, and good miscibility at low temperature in the same time which has important significance in new TFT LC mixture.
    Type: Application
    Filed: August 30, 2013
    Publication date: March 5, 2015
    Applicant: Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
    Inventors: Kai Xu, Jing-yi Feng, Zi-qian Shi, Qing Cui, Xi-zhe Yan, Kui Wang, Jia-lin Chen
  • Publication number: 20150062495
    Abstract: To provide a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature of a nematic phase, low minimum temperature of the nematic phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat, or to provide a liquid crystal composition having suitable balance regarding at least two of the characteristics; and to provide an AM device having short response time, large voltage holding ratio, large contrast ratio, long service life and so forth. The liquid crystal composition has a nematic phase and contains a specific compound having large dielectric anisotropy as a first component, may contain a specific compound having high maximum temperature or small viscosity as a second component and a specific compound having high maximum temperature or large dielectric anisotropy as a third component; and a liquid crystal display device including the liquid crystal composition.
    Type: Application
    Filed: February 22, 2013
    Publication date: March 5, 2015
    Inventors: Yoshimasa Furusato, Taketo Maeda, Takashi Hiraoka
  • Publication number: 20150060732
    Abstract: An object is to provide a liquid crystal compound satisfying at least one of physical properties such as a high stability to heat and light, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. A solution is a compound represented by formula (1). In formula 1, R1 is alkyl having 1 to 10 carbons, for example; ring A1 and ring A2 are independently 1,4-cyclohexylene or 1,4-phenylene; Z1 and Z2 are independently a single bond or —CF2O—; L1 and L2 are halogen; and a is 1 or 2.
    Type: Application
    Filed: August 27, 2014
    Publication date: March 5, 2015
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Yasuyuki GOTOH, Masakazu YANO
  • Patent number: 8969598
    Abstract: A process for making a cyclic compounds such as cyclic acetal or cyclic ketones by feeding aldehyde or ketone compounds and polyhydroxyl compounds to a reaction vessel at a molar ratio of polyhydroxyl compounds to aldehyde or ketone compounds of at least 3:1, reacting these compounds in the presence of a homogeneous acid catalyst to generate a liquid phase homogeneous reaction mixture containing the acid catalyst without separating water from the reaction mixture as it is being formed in the reaction mixture, withdrawing the liquid phase homogeneous reaction mixture from the reaction vessel as a liquid product stream, and feeding the liquid reaction product stream to a distillation column to separate cyclic acetal compounds from unreacted polyhydroxyl compounds, and optionally recycling back the unreacted polyhydroxyl compounds and/or acid catalyst to the reaction vessel. The process produces cyclic acetal compounds in high yields. The process is also suitable to make cyclic ketals from ketone compounds.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: March 3, 2015
    Assignee: Eastman Chemical Company
    Inventors: Daniel Latham Terrill, Brian David McMurray, Damon Ray Billodeaux, James Lon Little, Adam Scott Howard
  • Patent number: 8962721
    Abstract: Described herein are novel acetal compounds capable as nucleating agents for polyolefins. The present invention relates to such compounds synthesized by reacting aromatic aldehydes with polyols and further, to the achievement of high crystallization temperatures in polypropylene compositions upon dispersal therein of formulations containing one or more of the said acetal compounds.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: February 24, 2015
    Assignee: Reliance Industries Limited
    Inventors: Gandham Satya Srinivasa Rao, S. Muthukumaru Pillai, Virendra Kumar Gupta
  • Patent number: 8859787
    Abstract: Disclosed is a glycol compound which is useful as a raw material and an intermediate for synthetic resins, additives for synthetic resins, medicines, cosmetics, food additives, surfactants and the like, further disclosed is a method for producing the compound. The glycol compound is represented by the following Formula (1): wherein R represents an alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 10 carbon atoms or a halogen atom; n represents an integer of 1 to 4; and when n represents an integer of 2 to 4, plural R may be the same or different from each other.
    Type: Grant
    Filed: January 7, 2010
    Date of Patent: October 14, 2014
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Takuya Minezaki, Takeshi Hirokane, Dai Oguro
  • Publication number: 20140296542
    Abstract: Process for obtaining ditrimethylolpropane and trimethylolpropane-enriched product streams from the high-boiling fractions and residues which are obtained in the distillative purification of trimethylolpropane, characterized in that these high-boiling fractions and residues are combined and a polar solvent is added to produce a solution and the solution is treated at a temperature of 120 to 280° C. and at a pressure of 2 to 25 MPa with hydrogen in the presence of a solid nickel catalyst and an acidic compound. After catalytic treatment, the solution is subjected to multi-stage distillation including with a thin film evaporator with a column attachment in order to recover ditrimethylolpropane and trimethylolpropane-enriched product streams.
    Type: Application
    Filed: October 24, 2012
    Publication date: October 2, 2014
    Inventors: Guido D. Frey, Thorsten Kreickmann, Heinz Strutz
  • Patent number: 8846957
    Abstract: Disclosed is a glycol compound which is useful as a raw material and an intermediate for synthetic resins, additives for synthetic resins, medicines, cosmetics, food additives, surfactants and the like, further disclosed is a method for producing the compound. The above glycol compound is represented by the following Formula (1): wherein A represents a divalent linkage group comprising a condensed aromatic ring selected from the group consisting of naphthalene, anthracene, phenanthrene and pyrene; R represents an alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 10 carbon atoms or a halogen atom; n represents an integer of 0 to 4; and when n represents an integer of 2 to 4, plural R may be the same or different from each other.
    Type: Grant
    Filed: January 7, 2010
    Date of Patent: September 30, 2014
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Takuya Minezaki, Takeshi Hirokane, Dai Oguro
  • Publication number: 20140288318
    Abstract: Process for obtaining ditrimethylolpropane and trimethylolpropane-enriched product streams from the high-boiling fractions and residues which are obtained in the distillative purification of trimethylolpropane includes three stage distillation characterized in that second and third stages are configured as thin film evaporators with a column attachment with the second stage facilitating trimethylopropane recovery and the third stage facilitating ditrimethylolpropane recovery.
    Type: Application
    Filed: October 24, 2012
    Publication date: September 25, 2014
    Applicant: Oxea GmbH
    Inventors: Guido D. Frey, Kurt Schalapski, Dirk Bermann, Norman Nowotney, Heinz Strutz, Donald K. Raff
  • Publication number: 20140203209
    Abstract: An object is to provide a liquid crystal compound satisfying at least one of physical properties such as a high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. A solution is the compound represented by formula (1): wherein, in formula (1), for example, R1 is alkyl having 1 to 10 carbons; ring A1 and ring A2 are independently 1,4-cyclohexylene or 1,4-phenylene; Z1 and Z2 are independently a single bond or —CF2O—; L1 and L2 are halogen; and a is 1 or 2.
    Type: Application
    Filed: January 21, 2014
    Publication date: July 24, 2014
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Yasuyuki GOTOH, Kenji HIRATA
  • Publication number: 20140145113
    Abstract: A liquid crystal compound having high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a suitable elastic constant and excellent compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. The compound is represented by formula (1-1): wherein, for example, R1 is hydrogen, halogen or alkyl having 1 to 20 carbons; ring A1, ring A2, ring A3, ring A4 and ring A5 are independently 1,4-cyclohexylene or 1,4-phenylene; Z1, Z2, Z3 and Z4 are independently a single bond, —(CH2)2—, —CH?CH— or —CF?CF—: and a, b, c and d are independently 0 or 1, and a sum of a, b, c and d is one or more.
    Type: Application
    Filed: November 26, 2013
    Publication date: May 29, 2014
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Tomohiro YANO, Junichi YAMASHITA
  • Publication number: 20140027671
    Abstract: To provide a liquid crystal composition satisfying at least one characteristic such as high maximum temperature of nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy and specific resistance, high stability to ultraviolet light and heat; a liquid crystal composition having a suitable balance regarding at least two thereof; and an AM device including the composition.
    Type: Application
    Filed: July 19, 2013
    Publication date: January 30, 2014
    Inventors: YASUYUKI GOTOH, TEIZI SATOU, MAIKO MATSUKUMA, CHIKAHIDE KANADANI, YOSHIMASA FURUSATO
  • Publication number: 20130306908
    Abstract: The present invention relates to liquid-crystalline compounds containing an O-heterocyclic ring, three partially fluorinated benzene rings and a —CF2O— bridge between the rings. In addition, the invention relates to liquid-crystalline media prepared therewith and to liquid-crystal display devices (LC displays) containing these media.
    Type: Application
    Filed: December 30, 2011
    Publication date: November 21, 2013
    Applicant: MERCK PATENT GMBH
    Inventors: Axel Jansen, Matthias Bremer, Michael Wittek, Helmut Haensel, Malgorzata Rillich, Julia Sprang
  • Publication number: 20130240784
    Abstract: To provide a liquid crystal compound having a large negative dielectric anisotropy (??), and having at least one of characteristics such as a high stability to heat, light and so forth, a high clearing point, a suitable refractive index anisotropy (?n) and an excellent compatibility with other liquid crystal compounds, and an intermediate thereof. A solution is a compound represented by formula (1): wherein, for example, R1 and R2 are alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons or alkenyl having 2 to 12 carbons; ring A1, ring A2 and ring A3 are 1,4-cyclohexylene or 1,4-phenylene; Z1, Z2 and Z3 are a single bond or —(CH2)2—; X is —CF2— or —CHF—; and l, m and n are 0 or 1.
    Type: Application
    Filed: December 9, 2011
    Publication date: September 19, 2013
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Kenji Hirata, Hiroki Ookawa
  • Patent number: 8536196
    Abstract: Specifically useful stereoisomers of 1,3-dioxane derivatives are described and their use in the treatment of a disease or condition dependent on PPAR modulation, such as diabetes, cancer, inflammation, neurodegenerative disorders and infections as well as their use in the treatment of a disease related to TP, such as cardiovascular diseases.
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: September 17, 2013
    Assignee: Evolva SA
    Inventors: Alexandra Santana Sorensen, Jean-Philippe Meyer, Peteris Alberts, Prathama S. Mainkar, Melya Hughes Crameri, Thierry Bonnaud, Joanne Kelleher, David Pearson
  • Publication number: 20130116366
    Abstract: Described herein are novel acetal compounds capable as nucleating agents for polyolefins. The present invention relates to such compounds synthesized by reacting aromatic aldehydes with polyols and further, to the achievement of high crystallization temperatures in polypropylene compositions upon dispersal therein of formulations containing one or more of the said acetal compounds.
    Type: Application
    Filed: January 14, 2011
    Publication date: May 9, 2013
    Applicant: RELIANCE INDUSTRIES LIMITED
    Inventors: Gandham Satya Srinivasa Rao, S. Muthukumaru Pillai, Virendra Kumar Gupta
  • Publication number: 20130100369
    Abstract: A liquid crystal compound with branched alkyl or branched alkenyl as represented by formula (1), a liquid crystal medium (a liquid crystal composition or a polymer/liquid crystal composite material) containing the liquid crystal compound, and an optical element containing the liquid crystal medium are described. In formula (1), R1 is branched alkyl of C3-20 or branched alkenyl of C3-20. The ring A1, A2, A3, A4 or A5 is 1,4-phenylene or 1,3-dioxane-2,5-diyl, for example. Z1, Z2, Z3 and Z4 are independently a single bond or C1-4 alkylene, for example. Y1 is fluorine, for example, m, n and p are independently 0 or 1, and 1?m+n+p?3.
    Type: Application
    Filed: June 15, 2011
    Publication date: April 25, 2013
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Kouki Sagou, Yasuhiro Haseba
  • Patent number: 8372975
    Abstract: The invention provides a liquid crystal compound having general physical properties necessary for the compound, namely stability to heat, light and so forth, a wide temperature range of a liquid crystal phase, a high clearing point, a good compatibility with other compounds, a large optical anisotropy and a large dielectric anisotropy; a compound represented by formula (1): wherein, for example, R1 is alkyl having 1 to 20 carbons; ring A1 and ring A4 each are 1,4-cyclohexylene, 1,4-phenylene, or 1,4-phenylene in which arbitrary hydrogen is replaced by halogen; Z1 and Z4 each are a single bond; L1, L2, L3 and L4 each are hydrogen or fluorine; and X1 is fluorine, chlorine, —CF3 or —OCF3.
    Type: Grant
    Filed: March 15, 2010
    Date of Patent: February 12, 2013
    Assignees: JNC Corporation, JNC Petrochemical Corporation
    Inventor: Hiroyuki Tanaka
  • Publication number: 20120330033
    Abstract: A process for making a cyclic compounds such as cyclic acetal or cyclic ketones by feeding aldehyde or ketone compounds and polyhydroxyl compounds to a reaction vessel at a molar ratio of polyhydroxyl compounds to aldehyde or ketone compounds of at least 3:1, reacting these compounds in the presence of a homogeneous acid catalyst to generate a liquid phase homogeneous reaction mixture containing the acid catalyst without separating water from the reaction mixture as it is being formed in the reaction mixture, withdrawing the liquid phase homogeneous reaction mixture from the reaction vessel as a liquid product stream, and feeding the liquid reaction product stream to a distillation column to separate cyclic acetal compounds from unreacted polyhydroxyl compounds, and optionally recycling back the unreacted polyhydroxyl compounds and/or acid catalyst to the reaction vessel. The process produces cyclic acetal compounds in high yields. The process is also suitable to make cyclic ketals from ketone compounds.
    Type: Application
    Filed: June 24, 2011
    Publication date: December 27, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Daniel Latham Terrill, Brian David McMurray, Damon Ray Billodeaux, James Lon Little, Adam Scott Howard
  • Publication number: 20120313041
    Abstract: A liquid crystal compound having a high stability to heat, light or the like, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, and a liquid crystal composition including this compound, and a liquid crystal display device containing this composition. A compound represented by formula (1): for example, R1 is alkyl having 1 to 10 carbons; ring A1, ring A2 and ring A3 are 1,4-cyclohexylene, 1,4-phenylene or 1,4-phenylene in which at least one of hydrogen has been replaced by fluorine; Z1 is a single bond, and Z2 and Z3 are —CF2O— or —OCF2—; X1 is fluorine; and L1 and L2 are fluorine.
    Type: Application
    Filed: June 6, 2012
    Publication date: December 13, 2012
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Takahiro KUBO, Yasuyuki GOTO
  • Patent number: 8324407
    Abstract: Disclosed is an alcohol compound which is useful as a raw material and an intermediate for paints, adhesives, medicines, cosmetics, food additives, surfactants and the like, further disclosed is a method for producing the above compound. The above alcohol compound is represented by the following Formula (1): wherein A represents an aromatic ring selected from the group consisting of benzene, naphthalene, anthracene, phenanthrene and pyrene; R1 represents an alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 10 carbon atoms or a halogen atom; n represents an integer of 0 to 4; provided that when A is benzene, n represents an integer of 1 to 4; when n represents an integer of 2 to 4, plural R1 may be the same or different from each other; and R2 represents a hydrogen atom, methyl or ethyl.
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: December 4, 2012
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventor: Dai Oguro
  • Publication number: 20120251947
    Abstract: This invention addresses problems to provide a cyclic compound having a high solubility in safety solvents and a high sensitivity and being good in the shape of the resulting resist pattern, a method of producing the same, a radiation sensitive composition comprising the same, and a method of forming a resist pattern using the radiation sensitive composition. As means for solving the problem, there are provided a cyclic compound having a specific structure, a radiation sensitive composition comprising the compound, and a method of forming a resist pattern using the composition.
    Type: Application
    Filed: September 27, 2010
    Publication date: October 4, 2012
    Inventors: Hiromi Hayashi, Masatoshi Echigo, Dai Oguro
  • Patent number: 8197709
    Abstract: The present invention relates to chemical compounds containing five or more benzene rings arranged in a linear manner and two bridging units between these rings, where at least one of these units represents a —CF2O— bridge. The invention additionally relates to liquid-crystalline media and to high-frequency components comprising these media, in particular antennae, especially for the gigahertz range.
    Type: Grant
    Filed: November 3, 2010
    Date of Patent: June 12, 2012
    Assignee: Merck Patent Gesellschaft mit berschrankter Haftung
    Inventors: Lars Lietzau, Werner Binder, Atsutaka Manabe, Helmut Haensel
  • Patent number: 8187494
    Abstract: The invention provides a liquid crystal compound having stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a suitable optical anisotropy, and a suitable elastic constant K33, and further having a suitable and negative dielectric anisotropy and an excellent compatibility with other liquid crystal compounds, and a liquid crystal composition having stability to heat, light and so forth, a low viscosity, a large optical anisotropy, a suitable and negative dielectric anisotropy, and a suitable elastic constant K33, a low threshold voltage, a high maximum temperature (phase-transition temperature on a nematic phase-isotropic phase) of a nematic phase, and a low minimum temperature of the nematic phase. The liquid crystal compound which has a specific structure having fluorine at a lateral position and also having phenylene in which hydrogen on the benzene ring is replaced by fluorine, and a liquid crystal composition containing the compound are prepared.
    Type: Grant
    Filed: August 26, 2008
    Date of Patent: May 29, 2012
    Assignees: JNC Corporation, Chisso Petrochemical Corporation
    Inventors: Masahide Kobayashi, Teru Shimada
  • Publication number: 20120099039
    Abstract: A liquid crystal compound having a large refractive index anisotropy, a large dielectric anisotropy, and a low melting point, and a liquid crystal medium having a liquid crystal phase over a wide temperature range, a large refractive index anisotropy, a large dielectric anisotropy, and having an optically isotropic liquid crystal phase, are provided. The present invention is a liquid crystal compound having a chlorobenzene ring, and a liquid crystal medium characterized by containing the liquid crystal compound and a chiral reagent, and exhibiting an optically isotropic liquid crystal phase.
    Type: Application
    Filed: May 7, 2010
    Publication date: April 26, 2012
    Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventors: Yasuhiro Haseba, Takafumi Kuninobu
  • Publication number: 20120029194
    Abstract: The invention provides a liquid crystal compound having general physical properties necessary for the compound, namely stability to heat, light and so forth, a wide temperature range of a liquid crystal phase, a high clearing point, a good compatibility with other compounds, a large optical anisotropy and a large dielectric anisotropy; a compound represented by formula (1): wherein, for example, R1 is alkyl having 1 to 20 carbons; ring A1 and ring A4 each are 1,4-cyclohexylene, 1,4-phenylene, or 1,4-phenylene in which arbitrary hydrogen is replaced by halogen; Z1 and Z4 each are a single bond; L1, L2, L3 and L4 each are hydrogen or fluorine; and X1 is fluorine, chlorine, —CF3 or —OCF3.
    Type: Application
    Filed: March 15, 2010
    Publication date: February 2, 2012
    Applicants: CHISSO PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventor: Hiroyuki Tanaka
  • Publication number: 20120018672
    Abstract: The invention provides a liquid crystal compound having a high stability to heat, light or the like, a wide temperature range of a nematic phase, a small viscosity, a large optical anisotropy and a suitable elastic constant K33, and further having a suitable negative dielectric anisotropy and an excellent compatibility with other liquid crystal compounds. The invention also provides a liquid crystal composition including this liquid crystal compound and a liquid crystal display device containing this liquid crystal composition. A liquid crystal compound represented by formula (a): For example, Ra and Rb are alkyl having 1 to 10 carbons, alkenyl having 2 to 10 carbons or alkoxy having 1 to 9 carbons; the ring A1 and the ring A2 are 1,4-phenylene or trans-1,4-cyclohexylene; L1, L2, L3 and L4 are hydrogen or fluorine, and at least three of them are fluorine; and Z1 and Z2 are a single bond, —(CH2)2—, —CH?CH—, —CH2O— or —OCH2—.
    Type: Application
    Filed: January 12, 2010
    Publication date: January 26, 2012
    Applicants: CHISSO PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventor: Masahide Kobayashi
  • Publication number: 20110291047
    Abstract: A liquid crystal compound having general physical properties necessary for a liquid crystal compound, a high stability to heat, light or the like, a small viscosity, a suitable refractive index anisotropy, a suitable dielectric anisotropy and steep electro-optic characteristics, a wide temperature range of a nematic phase and an excellent compatibility with other liquid crystal compounds, and a liquid crystal compound especially having a wide temperature range of a nematic phase. A compound represented by formula (1). with, for example, R1 and R2 are alkyl having 1 to 10 carbons; A1 is 1,4-cyclohexylene; A2 is 2,3-difluoro-1,4-phenylene; X is fluorine or chlorine; Z1 and Z2 are a single bond; and p and q is 0 or 1.
    Type: Application
    Filed: May 24, 2011
    Publication date: December 1, 2011
    Applicants: CHISSO PETROCHEMICAL CORPORATION, JNC CORPORATION
    Inventor: Tomohiro YANO
  • Publication number: 20110282076
    Abstract: Disclosed is an alcohol compound which is useful as a raw material and an intermediate for paints, adhesives, medicines, cosmetics, food additives, surfactants and the like, further disclosed is a method for producing the above compound. The above alcohol compound is represented by the following Formula (1): wherein A represents an aromatic ring selected from the group consisting of benzene, naphthalene, anthracene, phenanthrene and pyrene; R1 represents an alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 10 carbon atoms or a halogen atom; n represents an integer of 0 to 4; provided that when A is benzene, n represents an integer of 1 to 4; when n represents an integer of 2 to 4, plural R1 may be the same or different from each other; and R2 represents a hydrogen atom, methyl or ethyl.
    Type: Application
    Filed: January 28, 2010
    Publication date: November 17, 2011
    Applicant: Mitsubishi Gas Chemical Company, Inc.
    Inventor: Dai Oguro
  • Publication number: 20110275840
    Abstract: Disclosed is a glycol compound which is useful as a raw material and an intermediate for synthetic resins, additives for synthetic resins, medicines, cosmetics, food additives, surfactants and the like, further disclosed is a method for producing the compound. The above glycol compound is represented by the following Formula (1): wherein A represents a divalent linkage group comprising a condensed aromatic ring selected from the group consisting of naphthalene, anthracene, phenanthrene and pyrene; R represents an alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 10 carbon atoms or a halogen atom; n represents an integer of 0 to 4; and when n represents an integer of 2 to 4, plural R may be the same or different from each other.
    Type: Application
    Filed: January 7, 2010
    Publication date: November 10, 2011
    Applicant: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Takuya Minezaki, Takeshi Hirokane, Dai Oguro
  • Publication number: 20110269976
    Abstract: Disclosed is a glycol compound which is useful as a raw material and an intermediate for synthetic resins, additives for synthetic resins, medicines, cosmetics, food additives, surfactants and the like, further disclosed is a method for producing the compound. The glycol compound is represented by the following Formula (1): wherein R represents an alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 10 carbon atoms or a halogen atom; n represents an integer of 1 to 4; and when n represents an integer of 2 to 4, plural R may be the same or different from each other.
    Type: Application
    Filed: January 7, 2010
    Publication date: November 3, 2011
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Takuya Minezaki, Takeshi Hirokane, Dai Oguro
  • Publication number: 20110269652
    Abstract: The invention relates to gemini surfactants of formula IA wherein A is a core derived from an organic polyhydroxy compound; R1 and R2 are each independently a hydrophobic group; and R3 and R4 are each independently a surfactant head group. Such surfactants can be used as components of fluids used in the petroleum industry or used in formulating cleansing compositions or detergent compositions.
    Type: Application
    Filed: October 29, 2009
    Publication date: November 3, 2011
    Applicant: ST. FRANCIS XAVIER UNIVERSITY
    Inventors: D. Gerrard Marangoni, T. Bruce Grindley, Nusrat Jahan, Christian Petropolis, Thomas Tran, Nawal Paul
  • Publication number: 20110245509
    Abstract: A polyfunctional polyoxyalkylene compound represented by the following formula (1): wherein Z represents a hydroxyl group-removed residue of pentaerythritol or dipentaerythritol, R represents a hydrocarbon group having 1 to 24 carbon atoms, OA1 and OA2 represent an oxyalkylene group having 2 to 4 carbon atoms, L1 and L2 represent an alkylene group which may have an ester bond or the like in the alkylene chain or at the terminal end, and X represents a functional group capable of reacting chemically; R, OA1, OA2, L1, and L2 are the same or different from one another in one molecule, m and n are an average number of moles of the oxyalkylene group added, m represents 5 to 1,000, and n represents 0 to 1,000; p and q represent 0 or 1; r1+r2=4 or 6; and r1 and r2 are an integer of 2 or more.
    Type: Application
    Filed: July 6, 2010
    Publication date: October 6, 2011
    Applicant: NOF CORPORATION
    Inventors: Ken-ichiro NAKAMOTO, Masaki KAMIYA, Tsuyoshi TAKEHANA
  • Publication number: 20110233466
    Abstract: The present invention relates to liquid-crystalline compounds having at least three fluorine-substituted benzene rings, a terminal trifluoromethyl group and at least one —CF2O— bridge. The invention also relates to liquid-crystalline media prepared therewith and to liquid-crystal display devices (LC displays) containing these media.
    Type: Application
    Filed: March 22, 2011
    Publication date: September 29, 2011
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Axel JANSEN, Helmut Haensel, Philipp Krattiger, Andreas Taugerbeck, Malgorzata Rillich
  • Patent number: 8021571
    Abstract: The invention relates to chiral reactive mesogen (RM) mixtures, polymer films obtained thereof, and the use of the mixtures and polymer films in optical, electrooptical or electronic components or devices, in decorative, security or cosmetic applications, especially for use in broadband reflective polarizers.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: September 20, 2011
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Alison Linda May, Owain Llyr Parri
  • Publication number: 20110180756
    Abstract: The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and a large elastic constant, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has a nematic phase and includes a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy as a first component and a specific compound having a small dielectric anisotropy as a second component, and also provides a liquid crystal display device containing this composition.
    Type: Application
    Filed: January 24, 2011
    Publication date: July 28, 2011
    Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATION
    Inventors: Shuichi GOTO, Kouki SAGOU, Hiroaki FUJITA
  • Publication number: 20110152544
    Abstract: The invention provides a process for the preparation of 2-substituted-derivatives of estrone and estradiol comprising i) the preparation of a compound of general formula (II) by reacting a compound of general formula (I) in one or more steps to a compound of general formula II wherein R1 is a C1-C10 alkyl, alkenyl or aryl group; —Cl, —Br, —I, —F; —CN; —OH; or a —OR2, —O(CO)R2 or —R2-OH group, wherein R2 is an alkyl or alkylene group having 1-6 C atoms; and the bonding between atoms 9 and 10 is a single or a double bond. ii) aromatization of the compound of general formula II to a compound of general formula III wherein R1 and R2 have the above defined meanings; and iii) optionally, reduction of the compound of general formula III to a compound of general formula IV wherein R1 and R2 have the above defined meanings. Furthermore the invention provides several novel compounds, which can be intermediates in the above process, and processes to prepare these novel compounds.
    Type: Application
    Filed: February 22, 2011
    Publication date: June 23, 2011
    Applicant: N. V. Organon
    Inventors: Johannes STOELWINDER, Nicolaas Elisabeth Cornelis MOERS
  • Patent number: 7951432
    Abstract: A liquid crystal compound represented by formula (1), a liquid crystal composition comprising the compound, and a liquid crystal display device comprising the composition: For example, R1 is alkyl having 1 to 20; ring A1, ring A2, ring A3, ring A4, ring A5, and ring A6 are 1,4-cyclohexylene or 1,4-phenylene; Z1, Z2, Z3, Z4, Z5, and Z6 is a single bond; X1 is hydrogen or halogen; l, m, n, o, p, and q are 0 or 1, and l+m+n+o+p+q is 3.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: May 31, 2011
    Assignees: Chisso Corporation, Chisso Petrochemical Corporation
    Inventor: Hiroyuki Tanaka
  • Patent number: 7951433
    Abstract: The invention provides a five-ring liquid crystal compound having a CF2O bonding group as a new compound having a general physical properties necessary for compounds, stability to heat, light and so forth, a wide temperature range of liquid crystal phases, a high clearing point, a good compatibility with other compounds, a large dielectric anisotropy and refractive index anisotropy, and an especially high clearing point and an especially large refractive index anisotropy, and provides a liquid crystal composition and a liquid crystal display device.
    Type: Grant
    Filed: February 20, 2008
    Date of Patent: May 31, 2011
    Assignees: Chisso Corporation, Chisso Petrochemical Corporation
    Inventor: Hiroyuki Tanaka
  • Patent number: 7915431
    Abstract: A method for producing flake-like dried DOG by making DOG containing from 10 to 50% by mass of a liquid go through a continuous melt-drying step of a specified condition and then making it go through, as a next step, a vacuum-drying step of a specified condition or a ventilation-drying step of a specified condition while holding a molten state thereof, to obtain DOG in which the liquid in DOG is reduced to not more than 0.5% by mass (dried DOG), and flaking the obtained dried DOG in a flake production step.
    Type: Grant
    Filed: October 10, 2007
    Date of Patent: March 29, 2011
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Naoshi Mori, Masafumi Watanabe, Junichi Amemiya, Ikutaro Kuzuhara
  • Publication number: 20110037024
    Abstract: The invention provides a liquid crystal compound represented by the following formula having stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a large optical anisotropy and a suitable elastic constant K33 (K33: bend elastic constant), and further having a suitable and negative dielectric anisotropy and an excellent compatibility with other liquid crystal compounds, and provides a liquid crystal composition including the compound, wherein R1 and R2 are hydrogen, alkyl or the like, ring A1 is trans-1,4-cyclohexylene, 1,4-phenylene or the like, L1 to L4 are hydrogen or fluorine, and at least three of them are fluorine; when the ring A1 is trans-1,4-cyclohexylene or the like, Z1 is a single bond, —(CH2)2— or the like, when ring A1 is 1,4-phenylene, Z1 is —(CH2)2— or the like.
    Type: Application
    Filed: March 25, 2009
    Publication date: February 17, 2011
    Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATION
    Inventor: Masahide Kobayashi
  • Publication number: 20100314582
    Abstract: The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I in which the parameters have the meaning indicated in the specification, and optionally one or more compounds selected from the group of the compounds of the formulae II and III in which the parameters have the meaning indicated in the specification, and optionally one or more compounds of the formula IV in which the parameters have the meaning indicated in the specification, and to liquid-crystal displays containing these media, especially to active-matrix displays and in particular to TN, IPS and FFS displays.
    Type: Application
    Filed: January 23, 2009
    Publication date: December 16, 2010
    Inventors: Michael Wittek, Markus Czanta, Atsutaka Manabe, Lars Lietzau, Marcus Reuter, Brigitte Schuler, Elisabeth Meyer
  • Publication number: 20100317878
    Abstract: A method for producing flake-like dried DOG by making DOG containing from 10 to 50% by mass of a liquid go through a continuous melt-drying step of a specified condition and then making it go through, as a next step, a vacuum-drying step of a specified condition or a ventilation-drying step of a specified condition while holding a molten state thereof, to obtain DOG in which the liquid in DOG is reduced to not more than 0.5% by mass (dried DOG), and flaking the obtained dried DOG in a flake production step.
    Type: Application
    Filed: October 10, 2007
    Publication date: December 16, 2010
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Naoshi Mori, Masafumi Watanabe, Junichi Amemiya, Ikutaro Kuzuhara
  • Publication number: 20100309402
    Abstract: The invention provides a liquid crystal compound having stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a suitable optical anisotropy, and a suitable elastic constant K33, and further having a suitable and negative dielectric anisotropy and an excellent compatibility with other liquid crystal compounds, and a liquid crystal composition having stability to heat, light and so forth, a low viscosity, a large optical anisotropy, a suitable and negative dielectric anisotropy, and a suitable elastic constant K33, a low threshold voltage, a high maximum temperature (phase-transition temperature on a nematic phase-isotropic phase) of a nematic phase, and a low minimum temperature of the nematic phase. The liquid crystal compound which has a specific structure having fluorine at a lateral position and also having phenylene in which hydrogen on the benzene ring is replaced by fluorine, and a liquid crystal composition containing the compound are prepared.
    Type: Application
    Filed: August 26, 2008
    Publication date: December 9, 2010
    Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATION
    Inventors: Masahide Kobayashi, Teru Shimada
  • Publication number: 20100237285
    Abstract: The invention relates to liquid-crystalline compounds of the formula I in which R1, R2, A1, A2, A3, A4, Z1, Z2, Z3, V, a, b and c have the meanings indicated in Claim 1, and to liquid-crystalline media comprising at least one compound of the formula I, and to electro-optical displays containing a liquid-crystalline medium of this type.
    Type: Application
    Filed: July 18, 2007
    Publication date: September 23, 2010
    Inventors: Lars Lietzau, Markus Czanta, Atsutaka Manabe, Kai Jaehrling
  • Patent number: 7767277
    Abstract: Disclosed are compounds of formula I processes for the preparation thereof, and liquid-crystalline media and electro-optical displays containing said compounds.
    Type: Grant
    Filed: September 12, 2007
    Date of Patent: August 3, 2010
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Lars Lietzau, Markus Czanta, Harald Hirschmann, Michael Wittek
  • Publication number: 20100127211
    Abstract: The invention provides a five-ring liquid crystal compound having a CF2O bonding group as a new compound having a general physical properties necessary for compounds, stability to heat, light and so forth, a wide temperature range of liquid crystal phases, a high clearing point, a good compatibility with other compounds, a large dielectric anisotropy and refractive index anisotropy, and an especially high clearing point and an especially large refractive index anisotropy, and provides a liquid crystal composition and a liquid crystal display device.
    Type: Application
    Filed: February 20, 2008
    Publication date: May 27, 2010
    Applicants: Chisso Corporation, Chisso Petrochemical Corporation
    Inventor: Hiroyuki Tanaka
  • Publication number: 20090302273
    Abstract: A liquid crystal compound represented by formula (1), a liquid crystal composition comprising the compound, and a liquid crystal display device comprising the composition: For example, R1 is alkyl having 1 to 20; ring A1, ring A2, ring A3, ring A4, ring A5, and ring A6 are 1,4-cyclohexylene or 1,4-phenylene; Z1, Z2, Z3, Z4, Z5, and Z6 is a single bond; X1 is hydrogen or halogen; l, m, n, o, p, and q are 0 or 1, and l+m+n+o+p+q is 3.
    Type: Application
    Filed: June 4, 2009
    Publication date: December 10, 2009
    Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATION
    Inventor: HIROYUKI TANAKA