Patents Assigned to Chisso Corporation
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Publication number: 20110051023Abstract: Subject 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 and a high stability to heat, or that is suitably balanced regarding two or more 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.Type: ApplicationFiled: August 3, 2010Publication date: March 3, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventors: Hiroaki FUJITA, Makoto DAIGO, Hiroshi ENDOU
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Publication number: 20110043747Abstract: Subject The subject is to provide a liquid crystal composition that satisfies at least one characteristic among 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 negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding two or more characteristics. The other subject is to provide an AM device that has a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and so forth.Type: ApplicationFiled: June 18, 2010Publication date: February 24, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventors: Subaru KAWASAKI, Norikatsu HATTORI
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Publication number: 20110046040Abstract: With a microorganism-inactivating agent comprising a composition containing ?-polyglutamic acid and/or cross-linked product of ?-polyglutamic acid; a calcium ion donor; a sodium ion donor; and an aluminum ion donor, microorganisms in water are inactivated. By further including one or more selected from microbiostatic agents and microbicides into the microorganism-inactivating agent, various microorganisms in water are inactivated to a level at which the water is suitable for drinking.Type: ApplicationFiled: August 18, 2010Publication date: February 24, 2011Applicant: CHISSO CORPORATIONInventors: Masamichi MUTOU, Fumiko HIROTA
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Publication number: 20110037912Abstract: 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 low viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding two or more characteristics. The subject is to provide an AM device that has a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition having a negative dielectric anisotropy that contains a specific compound having a negatively large dielectric anisotropy as a first component, and a specific two-ring compound having a low viscosity as a second component, and provides a liquid crystal display device containing the composition.Type: ApplicationFiled: July 1, 2010Publication date: February 17, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventors: Masayuki SAITO, Junichi YAMASHITA
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Publication number: 20110037024Abstract: 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: ApplicationFiled: March 25, 2009Publication date: February 17, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventor: Masahide Kobayashi
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Patent number: 7888087Abstract: The invention provides a calcium-binding photoprotein which has a high ability to bind to IgG and is capable of more sensitively detecting IgG. A fusion protein of the present invention composed of a ZZ domain having the ability to bind to the Fc region of IgG and the calcium-binding photoprotein apoaequorin is used for the detection and assay of calcium ions and the detection of IgG.Type: GrantFiled: August 21, 2007Date of Patent: February 15, 2011Assignee: Chisso CorporationInventors: Satoshi Inouye, Yuiko Sahara, Junichi Sato
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Publication number: 20110032468Abstract: A liquid crystal composition is provided that satisfies at least one of the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or is properly balanced regarding at least two characteristics. An AM device is provided that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition having a negative dielectric anisotropy contains a first component having especially negatively large dielectric, a second component having a large negative dielectric anisotropy and a low minimum temperature, a third component having a high maximum temperature or a small viscosity. The liquid crystal display device contains the liquid crystal composition.Type: ApplicationFiled: March 25, 2009Publication date: February 10, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventor: Masayuki Saito
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Patent number: 7879414Abstract: A liquid crystal composition having a nematic phase that includes two components, wherein the first component is at least one compound selected from the group of compounds represented by formulas (1-1) to (1-3), and the second component is at least one compound selected from the group of compounds represented by formula (2): wherein R1 is alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R2 and R3 are each independently alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons, alkenyl having 2 to 12 carbons or alkenyl having 2 to 12 carbons in which arbitrary hydrogen is replaced by fluorine; ring A, ring B and ring C are each independently 1,4-cyclohexylene, 1,4-phenylene or 2-fluoro-1,4-phenylene, 2,5-difluoro-1,4-phenylene; Z1 and Z2 are each independently a single bond, ethylene, carbonyloxy or difluoromethyleneoxy, provided that at least one of Z1 and Z2 is difluoromethyleneoxy; Z3 and Z4 are each independently a single bond, ethylene or carbonyloxy; X1Type: GrantFiled: March 13, 2009Date of Patent: February 1, 2011Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventors: Masayuki Saito, Shigeru Kibe, Norikatsu Hattori, Hiroyuki Tanaka
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Patent number: 7879413Abstract: A liquid crystal medium is described, which has stability to heat, light and so on, a wide temperature range of liquid crystal phase, a large optical anisotropy and a large dielectric anisotropy, and exhibits an optically isotropic liquid crystal phase. The liquid crystal medium includes a liquid crystal compound represented by formula (1) and a chiral reagent and exhibits an optically isotropic liquid crystal phase. For example, R1 is C1-C20 alkyl; the rings A1-A6 are each 1,4-cyclohexylene, 1,3-dioxan-2,5-diyl, 1,4-phenylene, or 1,4-phenylene with arbitrary hydrogen atom being replaced by a halogen atom; Z1-Z6 are each a single bond; L1-L4 are each a hydrogen atom or a halogen atom; X1 is a hydrogen atom or a halogen atom; each of l, m, n, o, p and q is 0 or 1, and the sum of them is 3.Type: GrantFiled: August 20, 2008Date of Patent: February 1, 2011Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventors: Yasuhiro Haseba, Takafumi Kuninobu
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Publication number: 20110017958Abstract: A method for producing a transparent electroconductive material, the method comprising a step of contacting poly(N-alkylcarbazole) with a metal, said poly(N-alkylcarbazole) is obtained by polymerizing at least one kind of N-alkylcarbazole represented by the following general formula, wherein n represents an integer of 1 or more, and at least one hydrogen in the alkyl may be replaced by at least one group selected from hydroxyl, carboxyl, sulfo and amino.Type: ApplicationFiled: April 22, 2010Publication date: January 27, 2011Applicants: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY, CHISSO CORPORATIONInventors: Katsuyoshi HOSHINO, Yoshiyasu TANAKA, Keisuke KUSANO, Takeshi CHIBA, Takenori IZUMIZAWA, Minako KUBO
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Patent number: 7875327Abstract: A nematic liquid crystal compound represented by any one of formulas (a-1) to (a-6): in formulas (a-1) to (a-6), Ra and Rb are each independently hydrogen or alkyl having 1 to 10 carbons, provided that in the alkyl, —CH2- may be replaced by —O—, —(CH2)2- may be replaced by —CH?CH—, and hydrogen may be replaced by a halogen; ring A1 and ring A2 are each independently trans-1,4-cyclohexylene or 1,4-phenylene, provided that in these rings hydrogen may be replaced by a halogen, and in the case where the ring is trans-1,4-cyclohexylene, —CH2- may be replaced by —O—, and —CH2CH— may be replaced by —CH?C—; and Z1 and Z2 are each independently a single bond, —COO—, —OCO—, —OCH2-, —CH2O— or —CH2CH2-, provided that in formula (a-3), in the case where ring A2 is trans-1,4-cyclohexylene, Z2 is a single bond, —COO—, —OCO—, —OCH2- or —CH2O—, in the case where Ra is —C3H7, Rb is —OC2H5, and Z2 is a single bond, ring A2 is trans-1,4-cyclohexylene, 1,3-dioxane-2,5-diyl, 2-fluoro- 1,4-phenylene, 3-fluoro-1,4-phenylene, 2-fType: GrantFiled: October 2, 2009Date of Patent: January 25, 2011Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventors: Mayumi Goto, Teruyo Sugiura, Norikatsu Hattori
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Publication number: 20110014713Abstract: A detection/determination kit with which a substance to be detected or the amount thereof can be rapidly, inexpensively, and easily detected or determined; and a detection/determination method. The kit, which is for detecting a substance to be detected (50) contained in a specimen, comprises: a first compound (10) comprising a first substance including a stimulus-responsive polymer (11) and, bonded to the first substance, a first antibody (13) against the substance (50); and a second compound (20) comprising a second substance (21) which is hydrophilic and, bonded thereto, a second antibody (23) against the substance (50). The first antibody (13) and second antibody (23) can simultaneously combine with the substance (50) at different sites in the substance (50).Type: ApplicationFiled: December 25, 2008Publication date: January 20, 2011Applicants: ORTHO-CLINICAL DIAGNOSTICS KABUSHIKI KAISHA, CHISSO CORPORATIONInventors: Toshiya Sawai, Eri Oowada, Yasunobu Sato, Hirokazu Nagaoka, Satoru Sugita
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Publication number: 20110008589Abstract: The present invention provides a positive photosensitive composition containing a specific tetrafunctional silsesquioxane compound (A), a siloxane polymer (B) formed of multiple kinds of alkoxysilane compounds having different numbers of alkoxyl groups, a 1,2-quinone diazide compound (C), and a solvent (D) in order to provide a positive photosensitive composition useful for forming a film on which a pattern is formed, the film being excellent in high thermal resistance, high transparency, crack resistance, adhesiveness with a ground, and the like, and being obtained by performing development with an alkali aqueous solution.Type: ApplicationFiled: July 13, 2010Publication date: January 13, 2011Applicant: CHISSO CORPORATIONInventors: Yuki KIMURA, Tomohiro Etou, Manabu Kondo
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Patent number: 7868112Abstract: A polymer containing: a constitutional unit A that is derived from fluorosilsesquioxane having one addition polymerizable functional group in a molecule; a constitutional unit B that is derived from organopolysiloxane having an addition polymerizable functional group; and a constitutional unit C that is derived from an addition polymerizable monomer and has a group having a polymerizable unsaturated bond on a side chain, and optionally containing a constitutional unit D that is derived from an addition polymerizable monomer other than the fluorosilsesquioxane having one addition polymerizable functional group in a molecule, the organopolysiloxane having an addition polymerizable functional group and the addition polymerizable monomer having a functional group capable of introducing a group having a polymerizable unsaturated bond.Type: GrantFiled: December 17, 2007Date of Patent: January 11, 2011Assignee: Chisso CorporationInventors: Hisao Oikawa, Koji Ohguma, Kenya Ito, Minoru Nakayama, Shin Koga, Mikio Yamahiro, Hiroyuki Sato
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Publication number: 20110001918Abstract: The subject is to provide a liquid crystal composition that satisfies at least one characteristic among characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a low viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding two or more characteristics. The subject is to provide an AM device that has a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition having a negative dielectric anisotropy that contains a specific compound having a negatively large dielectric anisotropy as a first component, and a specific two-ring compound having a low viscosity as a second component, and provides a liquid crystal display device containing the composition.Type: ApplicationFiled: June 18, 2010Publication date: January 6, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventor: Masayuki SAITO
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Publication number: 20110001088Abstract: The purpose of the invention is to provide a polymerizable liquid crystal compound that has a liquid crystal phase with a wide temperature range, has an excellent compatibility with another polymerizable liquid crystal compound, has an excellent solubility in organic solvent and is polymerizable in air by heat or light. Means for Solving the Subject A polymerizable liquid crystal compound represented by formula (1) wherein A1 and A2 are a ring such as 1,4-cyclohexylene and 1,4 -phenylene; Z1 to Z3 are a bonding group such as a single bond and —O—, m is an integer of 1 to 5; Q1 and/or Q2 are —O(C2H4O)n 1(C3H6O)n 2— or —O(C3H6O)n 2(C2H4O)n 1—, where n1 and n2 are integer of 0 to 5 and the sum of n1 and n2 is 2 to 5; one of Q1 and Q2 may be alkylene; P1 and P2 are a polymerizable group represented by any one of formula (2-1) to formula (2-3) and R is hydrogen, halogen or alkylene having 1 to 5 carbons.Type: ApplicationFiled: June 18, 2010Publication date: January 6, 2011Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventors: Daisuke OOTSUKI, Tomohiro YANO
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Patent number: 7863396Abstract: The present invention provides a silicon compound represented by Formula (1) and a polymer obtained by using the same, and this makes it possible not only to obtain an organic-inorganic composite material having a distinct structure but also to control the structure of the above polymer as a molecular aggregate. wherein R1 is a group independently selected from hydrogen, alkyl having a carbon atom number of 1 to 40, substituted or non-substituted aryl and substituted or non-substituted arylalkyl; in this alkyl having a carbon atom number of 1 to 40, optional hydrogens may be substituted with fluorine, and optional —CH2— may be substituted with —O—, —CH?CH—, cycloalkylene or cycloalkenylene; in alkylene in this arylalkyl, optional hydrogens may be substituted with fluorine, and optional —CH2— may be substituted with —O— or —CH?CH—; and A1 is a group having an ?-haloester group.Type: GrantFiled: March 5, 2004Date of Patent: January 4, 2011Assignee: Chisso CorporationInventors: Mikio Yamahiro, Hisao Oikawa, Kenya Ito, Yasuhiro Yamamoto, Masami Tanaka, Nobumasa Ootake, Kenichi Watanabe, Kohji Ohno, Yoshinobu Tsujii, Takeshi Fukuda
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Publication number: 20100330119Abstract: A Chromatography medium having the properties of high virus adsorption and high fluidity, and a method for producing a virus vaccine using these are provided. The Chromatography medium is formed by binding a sulfated polysaccharide to porous particles having an exclusion limit molecular weight of 6000 Da or less when pure water is used as mobile phase and standard polyethylene glycol is used and an average particle size in the range of 30-200 ?m.Type: ApplicationFiled: June 24, 2010Publication date: December 30, 2010Applicant: CHISSO CORPORATIONInventors: YUKA YAMAMOTO, YUICHI YAMAMOTO, YASUTO UMEDA, SHIGEYUKI AOYAMA, YOSHIHIRO MATSUMOTO
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Publication number: 20100328600Abstract: 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, a suitable elastic constant K33, a suitable and negative dielectric anisotropy, and an excellent compatibility with other liquid crystal compounds. The invention provides a liquid crystal composition containing the compound described above and having stability to heat, light and so forth, a small viscosity, a suitable optical anisotropy, a suitable and negative dielectric anisotropy, a suitable elastic constant K33, a low threshold voltage, a high maximum temperature of a nematic phase, and a low minimum temperature of the nematic phase. The invention also provides a liquid crystal display device having a short response time, a small power consumption, a low driving voltage, and a large contrast, and containing the composition described above which can be used in a large temperature range.Type: ApplicationFiled: September 1, 2008Publication date: December 30, 2010Applicants: CHISSO CORPORATION, CHISSO PETROCHEMICAL CORPORATIONInventors: Teru Shimada, Masahide Kobayashi
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Publication number: 20100330688Abstract: It is intended to provide a detection method and a determination method for detection target capable of detecting and determining a detection target promptly and simply with high accuracy at low cost. The detection method includes the steps of: mixing a first conjugate 10 in which a first substance containing a stimulus-responsive polymer 11 and a particulate magnetic substance 19 is conjugated to a first antibody 13 against a detection target 50 with a sample; applying a magnetic force after placing the resulting mixture in a condition capable of aggregating the stimulus-responsive polymer 11; measuring a generated magnetic field; and detecting the detection target 50 based on the degree of increase in the magnetic field after applying the magnetic force.Type: ApplicationFiled: December 25, 2008Publication date: December 30, 2010Applicants: ORTHO-CLINICAL DIAGNOSTICS KABUSHIKI KAISHA, CHISSO CORPORATIONInventors: Toshiya Sawai, Eri Oowada, Hirokazu Nagaoka, Satoru Sugita, Toshiya Ueki