Plural Silicons Attached By A Chain Consisting Of Oxygen And Carbon, Which Chain May Be Part Of A Ring Patents (Class 556/443)
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Patent number: 10730961Abstract: Disclosed herein are processes for preparing functionalized polymers, functionalizing compounds useful in the processes and processes for preparing the functionalizing compound. The processes for preparing a functionalized polymer include reaction of a functionalizing compound (prepared from the reaction of an alkoxysilane compound of formula (I) with a polyol of formula (II)) with a reactive conjugated diene monomer-containing polymer, thereby producing a polymer end functionalized with the functionalizing compound. In certain embodiments, the functionalizing compound has a formula according to formula (III), (IV), or (V).Type: GrantFiled: July 28, 2016Date of Patent: August 4, 2020Assignee: Bridgestone CorporationInventor: Noriaki Yukimura
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Patent number: 10174059Abstract: Functionalized F-POSS compounds comprising synthetic blends of at least two feedstocks that produce a distribution of fluorinated polyhedral oligomeric silsesquioxane molecule structures and/or functional groups.Type: GrantFiled: March 9, 2016Date of Patent: January 8, 2019Assignee: NBD NANOTECHNOLOGIES, INC.Inventors: John C. Warner, Jean R. Loebelenz, Srinivasa Rao Cheruku, Thomas Woodrow Gero
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Patent number: 9928945Abstract: The present invention provides: a method for producing particles of an element having a standard electrode potential greater than 0V, characterized by using in a protic solvent solution a polysilane having a poor solubility in an aprotic solvent, to produce particles of the element from ions of at least one element having a standard electrode potential greater than 0V; and a composite body of polysilane and the particles of an element having a standard electrode potential greater than 0V, in which the particles of the at least one element having a standard electrode potential greater than 0V (provided that palladium is not included in the element, in the case where the polysilane is a dimethyl polysilane) are adsorbed in the polysilane having poor solubility in an aprotic solvent.Type: GrantFiled: October 18, 2013Date of Patent: March 27, 2018Assignee: NIPPON SODA CO., LTD.Inventors: Kenichi Hayashi, Makoto Toyooka
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Patent number: 8968920Abstract: Organic electrolyte solutions and lithium batteries employing the same are provided. In one embodiment, an organic electrolyte solution includes a silane compound. The inventive organic electrolyte solutions prevent crack formation caused by volumetric changes in the anode active material during charging/discharging of the battery. This improves charge/discharge characteristics, resulting in improved battery stability, reliability, and charge/discharge efficiency, which is a dramatic improvement over conventional organic electrolyte solutions, which have higher irreversible capacities due to the decomposition of polar solvents.Type: GrantFiled: August 31, 2007Date of Patent: March 3, 2015Assignee: Samsung SDI Co., Ltd.Inventors: Seok-soo Lee, Young-gyoon Ryu, Han-su Kim, Nina K. Gusarova
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Publication number: 20150044117Abstract: Cavitand compositions that comprise void spaces are disclosed. The void spaces may be empty, which means that voids are free of guest molecules or atoms, or the void spaces may comprise guest molecules or atoms that are normally in their gas phase at standard temperature and pressure. These cavitands may be useful for industrial applications, such as the separation or storage of gasses. Novel cavitand compounds are also disclosed.Type: ApplicationFiled: March 22, 2013Publication date: February 12, 2015Applicant: GEORGETOWN UNIVERSITYInventors: Kevin Travis Holman, Christopher Kane
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Patent number: 8912290Abstract: Disclosed herein is a process for preparing a linear hydroxyaryloxy-functional polydiorganosiloxanes having controlled structures. The process includes the step of reacting a linear ?,?-bisacyloxypolydiorganosiloxane with at least one bisphenolic compound, or hydroxy-functional oligomer thereof, in such a molar ratio that the phenolic groups in the bisphenolic compound or the hydroxy-functional oligomer thereof to the acyloxy groups in the ?,?-bisacyloxypolydiorganosiloxane is less than 2.0. Also disclosed are hydroxyaryloxy-functional polydiorganosiloxanes produced from the process and the polysiloxane/polyorgano block copolymers made using the hydroxyaryloxy-functional siloxanes.Type: GrantFiled: April 9, 2013Date of Patent: December 16, 2014Assignee: Momentive Performance Materials GmbHInventors: John M. Huggins, Hubertus Eversheim
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Publication number: 20140296555Abstract: The invention relates to a composition comprising olefinically functionalized siloxane oligomers derived from olefinically functionalized alkoxysilanes and optionally alkoxysilanes functionalized with saturated hydrocarbons, and also, optionally, a tetraalkoxysilane, which have not more than one olefinic radical on the silicon atom, and whose chloride content is reduced, and also to processes for preparing them and to the use thereof.Type: ApplicationFiled: November 19, 2012Publication date: October 2, 2014Applicant: Evonik Degussa GmbHInventors: Burkhard Standke, Kerstin Weissenbach, Jaroslaw Monkiewicz, Sven Roth, Bernd Nowitzki
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Publication number: 20140249311Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a metal-ligand complex that can be prepared by a method including reacting a metal precursor and a ligand.Type: ApplicationFiled: September 20, 2012Publication date: September 4, 2014Inventors: Kurt Brandstadt, Simon Cook, Avril Surgenor, Richard Taylor, Binh Nguyen, MIng-Shin Tzou
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Publication number: 20140228473Abstract: The invention relates to a curable dental composition being prepared by mixing a base paste and a catalyst paste, “the base paste comprising component(s) (A) with curable moieties (AC),” the catalyst paste comprising a catalyst (C) being able to initiate or catalyse a crosslinking reaction involving components (A) upon mixing base paste and catalyst paste, the curable composition comprising a component (X) with reactive moieties, component (X) being either produced during the curing reaction or being present in either the base paste or the catalyst paste before the crosslinking reaction is initiated or catalysed, component X being different from component(s) (A), either base paste or catalyst paste comprising a reactant (Y), reactant (Y) being able to interact with component (X), but not taking part in the crosslinking reaction, the curable composition being able to produce energy in an amount sufficient to increase the temperature T1 of the composition being present 20 s after mixing the base paste and the cType: ApplicationFiled: August 10, 2012Publication date: August 14, 2014Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Peter U. Osswald, Henning Hoffmann, Joachim W. Zech
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Publication number: 20140221677Abstract: A process for hydrolyzing organochlorosilanes involves reacting organochlorosilanes with water in a tube bundle reactor to form a polyorganosiloxane-containing crude hydrolyzate and hydrogen chloride.Type: ApplicationFiled: January 27, 2014Publication date: August 7, 2014Applicant: Wacker Chemie AGInventor: Konrad Mautner
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Publication number: 20140213808Abstract: Hydroxymethyl-functional siloxanes and silica gels are prepared by reacting a siloxacycle having at least one unit of the formula [SiR2(OR3)—CH2—O]n with water, optionally in the presence of a hydrolyzable silane.Type: ApplicationFiled: July 18, 2012Publication date: July 31, 2014Applicant: WACKER CHEMIE AGInventors: Florian Hoffmann, Sascha Andre Erhardt, Bernhard Rieger, Juergen Stohrer
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Patent number: 8779178Abstract: In one aspect, the invention relates to hydrolysis-resistant silicone compounds. In particular, disclosed are sterically hindered hydrolysis-resistant silicone compounds and improved purity hydrolysis-resistant silicone compounds. Also disclosed are processes for making hydrolysis-resistant silicone compounds; the products of the disclosed processes; compositions and polymers comprising the disclosed compounds and products of the disclosed processes; and ophthalmic lenses, for example contact lenses, intraocular lenses, artificial cornea, and spectacle lenses, comprising the disclosed compositions, disclosed polymers, disclosed compounds, and products of the disclosed processes. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.Type: GrantFiled: January 21, 2013Date of Patent: July 15, 2014Assignees: Johnson & Johnson Vision Care, Inc., Toray Industries, Inc.Inventors: Kazuhiko Fujisawa, Masataka Nakamura, Yokota Yokota, Douglas G. Vanderlaan
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Publication number: 20140187733Abstract: An organopolysiloxane which forms a cured product having a high refractive index, high transparency, and excellent heat resistance when subjected to a hydrosilylation reaction and which is represented by the following average unit formula: (R13SiO1/2)a(R12SiO2/2)b(R2SiO3/2)c(SiO4/2)d wherein, R1 are alkyl groups, alkenyl groups, phenyl groups, or hydrogen atoms; R2 is a group represented by R1 or a condensed polycyclic aromatic group or a group containing a condensed polycyclic aromatic group, but at least one of R1 or R2 in a molecule is an alkenyl group or a hydrogen atom, at least one R2 in a molecule is a condensed polycyclic aromatic group or a group containing a condensed polycyclic aromatic group; and a, b, c and d are numbers that satisfy: 0.01?a?0.8, 0?b?0.5, 0.2?c?0.9, 0?d<0.2 and a+b+c+d=1.Type: ApplicationFiled: July 4, 2012Publication date: July 3, 2014Applicant: Dow Corning Toray Co., Ltd.Inventors: Tadashi Okawa, Kazuhiro Nishijima, Masaaki Amako, Maki Itoh, Yoshitsugu Mortia
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Publication number: 20140187731Abstract: Lateral hydroxymethyl-substituted organopolysiloxanol are prepared by reacting a silanol-stopped organosiloxane with a hydrolyzable methyleneoxy-group-containing organosilicon compound.Type: ApplicationFiled: July 18, 2012Publication date: July 3, 2014Applicant: WACKER CHEMIE AGInventors: Florian Hoffmann, Juergen Stohrer
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Publication number: 20140187783Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a metal-ligand complex that can be prepared by a method including reacting a metal precursor and a ligand.Type: ApplicationFiled: September 20, 2012Publication date: July 3, 2014Inventors: Kurt Brandstadt, Simon Cook, Aswini Dash, Matthew Olsen, Avril Surgenor, Richard Taylor, Binh Nguyen, Ming-Shin Tzou
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Publication number: 20140183398Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin.Type: ApplicationFiled: September 20, 2012Publication date: July 3, 2014Inventors: Kurt Brandstadt, Simon Cook, Aswini Dash, Matthew Olsen, Avril Surgenor, Richard Taylor, Binh Thanh Nguyen, Ming-Shin Tzou
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Patent number: 8734668Abstract: Described herein are materials for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high stability during battery cycling up to high temperatures high voltages, high discharge capacity, high coulombic efficiency, and excellent retention of discharge capacity and coulombic efficiency over several cycles of charging and discharging. In some embodiments, a high voltage electrolyte includes a base electrolyte and a set of additive compounds, which impart these desirable performance characteristics.Type: GrantFiled: October 5, 2012Date of Patent: May 27, 2014Assignee: Asahi Kasei Kabushiki KaishaInventors: Vinay Bhat, Gang Cheng, Steven Kaye, Bin Li, Risa Olugbile, Jen-Hsien Yang
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Patent number: 8722914Abstract: Siloxacycles are synthesized in high yield and purity by reaction of acyloxymethyl (alkoxy) silanes in the presence of a catalyst which is a metal from groups 3 to 15 of the periodic table, or a compound thereof.Type: GrantFiled: March 8, 2011Date of Patent: May 13, 2014Assignee: Wacker Chemie AGInventors: Juergen Oliver Daiss, Stefan Schmid
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Publication number: 20140051781Abstract: A resist composition for a black matrix, the resist composition including carbon nanotubes, a halosulfonic acid, an alcohol, an ammonium hydroxide compound, and a fluorosilane.Type: ApplicationFiled: October 29, 2013Publication date: February 20, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Woo Sub SHIM, Sung Woong KIM, Jang Sub KIM, Yoon Ho KANG
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Publication number: 20140005427Abstract: The present invention relates to new (triorganosilyl)alkynes and their derivatives having general formula 1 R1—C?C—Z (I) In its second aspect, this invention relates to a new selective method for the preparation of new and conventional (triorganosilyl)alkynes and their derivatives having the general formula 1, by the silylative coupling of terminal alkynes with halogenotriorganosilanes in the presence of an iridium catalyst and a tertiary amine.Type: ApplicationFiled: December 29, 2011Publication date: January 2, 2014Applicant: ADAM MICKIEWICZ UNIVERSITYInventors: Ireneusz Kownacki, Bogdan Marciniec, Beata Dudziec, Agnieszka Kownacka, Mariusz Majchrzak, Mateusz Szulc, Bartosz Orwat
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Publication number: 20130341671Abstract: A silicone resin composition contains a polysiloxane containing at least one pair of condensable substituted groups capable of condensation by heating and at least one pair of addable substituted groups capable of addition by an active energy ray.Type: ApplicationFiled: June 7, 2013Publication date: December 26, 2013Inventors: Haruka ONA, Hiroyuki Katayama, Sadahiro Nakanishi
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Patent number: 8586187Abstract: The present invention provides an adhesive comprising graphene oxide including at an epoxy group, a hydroxyl group or a carboxylic acid group; and an alkoxysilane compound including an amine group, an epoxy group, a carboxylic acid group, a hydroxyl group, or a thiol group. More specifically the adhesive may be used for bonding a polyurethane elastomer to an aluminum material, in which a silane compound and graphene oxide are applied to improve adhesive strength, compared to adhesives including the silane compound only. In addition, during a separation process for recycling after use, the aluminum material and polyurethane can be easily separated from each other by polyurethane pyrolysis through rapid heating due to microwave absorption properties of graphene oxide.Type: GrantFiled: July 12, 2011Date of Patent: November 19, 2013Assignee: Hyundai Motor CompanyInventors: Hyun Chul Cho, Seong Hoon Lee, Dai Soo Lee, Ki Ho Kang
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Patent number: 8575292Abstract: There is provided a hydroxyl-functional carbamoyl organosilicon compound, an anti-corrosion and/or adhesion promoting coating composition based thereon, a method for coating a metal surface employing the coating composition and the resulting coated metal article.Type: GrantFiled: April 24, 2007Date of Patent: November 5, 2013Assignee: Momentive Performance Materials Inc.Inventors: Shiu-Chin H. Su, Suresh K. Rajaraman, Alexander S. Borovik, Kendall L. Guyer, Eric R. Pohl
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Publication number: 20130267665Abstract: Disclosed herein is a process for preparing a linear hydroxyaryloxy-functional polydiorganosiloxanes having controlled structures. The process includes the step of reacting a linear ?,?-bisacyloxypolydiorganosiloxane with at least one bisphenolic compound, or hydroxy-functional oligomer thereof, in such a molar ratio that the phenolic groups in the bisphenolic compound or the hydroxy-functional oligomer thereof to the acyloxy groups in the ?,?-bisacyloxypolydiorganosiloxane is less than 2.0. Also disclosed are hydroxyaryloxy-functional polydiorganosiloxanes produced from the process and the polysiloxane/polyorgano block copolymers made using the hydroxyaryloxy-functional siloxanes.Type: ApplicationFiled: April 9, 2013Publication date: October 10, 2013Applicant: Momentive Performance Materlals GmbHInventors: John M. Huggins, Hubertus Eversheim
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Patent number: 8546596Abstract: Compounds containing carbon-carbon double bonds and/or carbon-carbon triple bonds are hydrosilylated with linear organopolysiloxanes having diorganosiloxy units and Si—H groups, produced by reacting diorganodichlorosilanes and monochlorosilanes and optionally dichlorosilanes with water in a first step, where at least one of the monochlorosilanes or dichlorosilanes contain Si—H groups to give a partial hydrolysate and gaseous hydrogen chloride, and in a second step, treating the partial hydrolysate with water to remove SiCl groups still present to form hydrochloric acid, and producing a hydrolysate containing the organopolysiloxanes.Type: GrantFiled: June 17, 2009Date of Patent: October 1, 2013Assignee: Wacker Chemie AGInventor: Gilbert Geisberger
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Patent number: 8524939Abstract: Novel processes for preparing optically active cyclopentanones 1 which are useful for the preparation of benzindene Prostaglandins and novel cyclopentanones are provided. The invention also provides novel processes of preparing benzindene Prostaglandins and novel intermediates for benzindene Prostaglandins.Type: GrantFiled: August 24, 2011Date of Patent: September 3, 2013Assignee: Chirogate International Inc.Inventors: Shih-Yi Wei, Min-Kuan Hsu, Ming-Kun Hsu
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Publication number: 20130217879Abstract: The present invention relates to a preparation method for a medicine and an intermediate compound thereof, specifically, relates to a preparation method for entecavir, an intermediate compound thereof, and a synthesis method for the intermediate compound.Type: ApplicationFiled: July 15, 2011Publication date: August 22, 2013Applicant: AUSUN PHARMATECH. CO., LTD.Inventor: Zhiguo Zheng
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Publication number: 20130204027Abstract: Siloxacycles are efficiently prepared from compounds of the formula R1—C(?O)—[O—CH2—Si(R2)2]n—OR3??(II) by reaction in the presence of an alcohol and an acidic catalyst selected from organic resins with sulfo groups, acidic alumina, clay minerals, montmorillonites, acidic zeolites, iso- and heteropolyacids. The products can be produced in high yield and purity and are suitable for effectively end capping organopolysiloxanes.Type: ApplicationFiled: March 8, 2011Publication date: August 8, 2013Applicant: WACKER CHEMIE AGInventor: Elke Fritz-Langhals
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Publication number: 20130153930Abstract: The object of the present invention is to provide an organic-inorganic hybrid material having heat resistance, and said object of the present invention can be attained by providing an organic-inorganic hybrid prepolymer containing a phenyl group which is prepared by the polycondensation reaction accompanying dehydration between a polydimethylsiloxane and a metal and/or semimetal alkoxide, wherein (a) phenyl group(s) is (are) partially or wholly introduced into said polydimethylsiloxane and/or said metal and/or semimetal alkoxide.Type: ApplicationFiled: August 19, 2011Publication date: June 20, 2013Inventors: Takuya Shindou, Hidenori Kubo, Midori Satoh
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Patent number: 8440848Abstract: Disclosed is an organosiloxane composition which can be produced at low cost and is usable for bonding of glasses, metals and resins. The organosiloxane composition can provide a cured product exhibiting excellent heat resistance and cold resistance, while having high strength and high transparency. Specifically disclosed is a polyorganosiloxane composition containing (A) a polyorganosiloxane wherein at least one end of each molecule is modified with a silanol group, and (B) 0.5-4.0 moles of a metal alkoxide per 1 mole of the polyorganosiloxane, wherein the mean molecular weight (Mw) of the polyorganosiloxane according to the mass fraction is not more than 1,000. Also specifically disclosed are a cured product of the composition and a method for producing the composition.Type: GrantFiled: November 6, 2009Date of Patent: May 14, 2013Assignees: MIE University, Japan Science and Technology Agency, Shinshu UniversityInventors: Yasushi Murakami, Masami Kobayashi, Takuya Kawashima, Wataru Shimizu, Shuhei Nakamura
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Publication number: 20130102574Abstract: This invention discloses 2-methylene-vitamin D analogs, and specifically (20S)-1?,25-dihydroxy-2-methylene-vitamin D3 as well as (5E)-(20S)-1?,25-dihydroxy-2-methylene-vitamin D3 and (20R)-1?,25-dihydroxy-2-methylene-vitamin D3, as well as pharmaceutical uses therefor. These compounds exhibit relatively high binding activity and pronounced activity in arresting the proliferation of undifferentiated cells and inducing their differentiation to the monocyte thus evidencing use as an anti-cancer agent especially for the treatment or prevention of osteosarcoma, leukemia, colon cancer, breast cancer, skin cancer or prostate cancer. These compounds also have relatively high calcemic activities evidencing use in the treatment of bone diseases.Type: ApplicationFiled: October 11, 2012Publication date: April 25, 2013Applicant: WISCONSIN ALUMNI RESEARCH FOUNDATIONInventor: Wisconsin Alumni Research Foundation
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Patent number: 8389617Abstract: The invention provides structurally modified, pyrogenically prepared silicas obtained by reaction of pyrogenic silicas with cyclic polysiloxanes of the type —[O—Si(R2)]n—, where R is a C1 to C6 alkyl group and n is 3 to 9, and subsequent structural modification of the silanized silicas obtained. The invention further provides an adhesive comprising the structurally modified, pyrogenically prepared silicas.Type: GrantFiled: May 6, 2008Date of Patent: March 5, 2013Assignee: Evonik Degussa GmbHInventors: Juergen Meyer, Mario Scholz
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Publication number: 20130053581Abstract: Novel processes for preparing optically active cyclopentanones 1 which are useful for the preparation of benzindene Prostaglandins and novel cyclopentanones are provided. The invention also provides novel processes of preparing benzindene Prostaglandins and novel intermediates for benzindene Prostaglandins.Type: ApplicationFiled: August 24, 2011Publication date: February 28, 2013Inventors: Shih-Yi WEI, Min-Kuan Hsu, Ming-Kun Hsu
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Publication number: 20130018200Abstract: Siloxacycles are synthesized in high yield and purity by reaction of acyloxymethyl (alkoxy) silanes in the presence of a catalyst which is a metal from groups 3 to 15 of the periodic table, or a compound thereof.Type: ApplicationFiled: March 8, 2011Publication date: January 17, 2013Applicant: Wacker Chemie AGInventors: Juergen Oliver Daiss, Stefan Schmid
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Publication number: 20130005935Abstract: Organopolysiloxane resins are prepared by reacting tetrachlorosilane with a mixture of 1.0 to 7.0 mol of monohydric alcohol per mol of tetrachlorosilane and 0 to 2 mol of water per mol of tetrachlorosilane to form a partial alkoxylate, followed by the mixing the partial alkoxylate with a water-insoluble organic solvent having a density below 0.95 kg/l and a monofunctional silane of the formula R3SiX, where R is a monovalent organic moiety or hydrogen and X is a hydrolyzable group, and metering water into this mixture with agitation in amounts of 0.2 to 100 mol of water per mol of silicon component, and following metering of water for hydrolysis, optionally adding a monofunctional silane of the formula R3SiX or a disiloxane having the formula R3SiOSiR3, wherein the amount of monofunctional silane added in the second step is between 0.43 and 2 mol based on 1 mol of tetrachlorosilane.Type: ApplicationFiled: June 21, 2012Publication date: January 3, 2013Applicant: WACKER CHEMIE AGInventor: Gerhard Staiger
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Publication number: 20120288721Abstract: The present invention provides an adhesive comprising graphene oxide including at an epoxy group, a hydroxyl group or a carboxylic acid group; and an alkoxysilane compound including an amine group, an epoxy group, a carboxylic acid group, a hydroxyl group, or a thiol group. More specifically the adhesive may be used for bonding a polyurethane elastomer to an aluminum material, in which a silane compound and graphene oxide are applied to improve adhesive strength, compared to adhesives including the silane compound only. In addition, during a separation process for recycling after use, the aluminum material and polyurethane can be easily separated from each other by polyurethane pyrolysis through rapid heating due to microwave absorption properties of graphene oxide.Type: ApplicationFiled: July 12, 2011Publication date: November 15, 2012Applicant: HYUNDAI MOTOR COMPANYInventors: Hyun Chul CHO, Seong Hoon LEE, Dai Soo LEE, Ki Ho KANG
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Publication number: 20120277372Abstract: The HBP Free-POSS compounds of Formula I are superior to prior HB polymers and linear polymers in space and electronic applications because they have better resistance to electrons, protons and atomic oxygen, have superior out-gassing performance, and are transparent. They are used as coatings, films, adhesives, sealants and elastomers.Type: ApplicationFiled: January 19, 2011Publication date: November 1, 2012Applicant: MICHIGAN MOLECULAR INSTITUTEInventors: Jin Hu, Claire Hartmann-Thompson, Dale J. Meier, Petar R. Dvornic
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Publication number: 20120276026Abstract: This application relates to cyclic siloxane compounds comprising the structural formula where a?2 and b?2, R is an alkyl group containing 1 to 4 carbon atoms, R1 is independently hydrogen or methyl, compositions comprising any of the above cyclic siloxanes and an additional silicone, emulsion compositions comprising any of the above cyclic siloxanes or the above composition, and a process for preparing the above cyclic siloxane compounds comprising reacting a chloro end-blocked polydimethylsiloxane with a diol functional compound containing at least 3 carbon atoms.Type: ApplicationFiled: November 24, 2010Publication date: November 1, 2012Inventors: Mark David Fisher, Michael Kang-Jen Lee, Bi-Shun Zeng
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Publication number: 20120264935Abstract: The invention discloses an improved process for the preparation of 2,2,5,5-tetrasubstituted hexane-1,6-dicarbonyl compounds, and in particular diethyl 2,2,5,5-tetramethylhexanedioate and dimethyl 2,2,5,5-tetramethylhexanedioate, by the alkylation of 1,2-difunctional ethane compounds with enolates of carbonyl compounds. The process provides higher yields and greater synthetic brevity than existing processes.Type: ApplicationFiled: December 21, 2010Publication date: October 18, 2012Applicant: THE UNIVERSITY OF READINGInventors: Francis William Lewis, Laurence Marius Harwood, Michael James Hudson
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Patent number: 8268399Abstract: A contact leveling surface for an ink jet imaging member including a coating disposed on a contact leveling substrate, wherein the coating includes a fluoroalkyl-substituted polyhedral oligomeric silsesquioxane. In embodiments, the contact leveling surface is for an ink jet imaging member that jets a phase change ink, a gel ink, a curable phase change ink, or a curable gel ink directly to a final image receiving substrate such as a direct to paper imaging device.Type: GrantFiled: August 19, 2009Date of Patent: September 18, 2012Assignee: Xerox CorporationInventors: David J. Gervasi, Bryan J. Roof, Matthew M. Kelly, Santokh Badesha
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Publication number: 20120226010Abstract: The present invention relates to a process for the production of an intermediate siloxane monomer and use of said monomer to produce high molecular weight linear polysilalkylenesiloxanes. The siloxane monomer is prepared by ring opening polymerization of a cyclic monomer of the structure in the presence of an acidic or basic ring opening polymerisation catalyst; to form a mixture of siloxane monomers and linear oligomers. The linear oligomers are then extracted and discarded before a further step of ring opening polymerization using the aforementioned intermediate siloxane monomer mixture as the starting material. The second polymerisation step is undertaken at a temperature within the melting point range of said siloxane monomer mixture. The intermediate, final product and methods of their manufacture are described.Type: ApplicationFiled: November 2, 2010Publication date: September 6, 2012Inventors: Francois Ganachaud, Frederic Gubbels, Stephanie Lobry, Amedee Ratsimihety
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Publication number: 20120220793Abstract: A method for producing (hydroxymethyl)polysiloxanes of the general formula I (SiO4/2)k(R1SiO3/2)m(R12SiO2/2)p(R13SiO1/2)q[O1/2—(SiR22—X—Y—)aSiR22—CH2—OH]s[O1/2H]t ??formula I, includes reacting silanol-containing organosiloxanes of the general formula II (SiO4/2)k(R1SiO3/2)m(R12SiO2/2)p(R13SiO1/2)q[O1/2H]r ??formula II with cyclic or acyclic compounds that include at least one unit of the general formula III.Type: ApplicationFiled: October 14, 2010Publication date: August 30, 2012Applicant: Wacker Chemie AGInventors: Jürgen Oliver Daiss, Jens Cremer, Elke Fritz-Langhals, Steffen Jungermann
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Publication number: 20120194932Abstract: This invention concerns a polymer coating composition for use as non-focal optical power limiting dye containing polymeric materials. This composition contains: (1) one or more Modified Polymers comprising a Polymer, such as a hyperbranched polymer family, especially HB—PCS, HB—PU, HB—PUSOX or PC with one or more of: a) reverse saturable dye (RSA), b) multi-photon absorption dye (MPA), c) an azo dye, or d) absorption dye, which dye is chemically bonded to the pendant groups of the Polymer (along its chain and/or termini) or which forms a part of the backbone of the Polymer; (2) carbon nanotubes (CNT) as optical power limiters (OPL); and (3) a self-focusing component. This Modified Polymer composition contains the dye incorporated into the polymer chain backbone or chemically bonded to the terminal groups at the ends or along the chain of the polymer, which provides efficient protection from laser beam damage along with its self-focusing mechanism.Type: ApplicationFiled: September 22, 2010Publication date: August 2, 2012Applicant: OXAZOGEN, INC.Inventors: Abhijit Sarkar, Petar R. Dvornic, James P. Godschalx
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Publication number: 20120184762Abstract: Provided are a process for the preparation of phenyl carbamate derivatives, useful in the treatment of CNS (central nervous system) disorders, an intermediate in the synthesis of the phenyl carbamate derivatives, and a process for preparation of the intermediate.Type: ApplicationFiled: December 28, 2011Publication date: July 19, 2012Applicant: Bio-Pharm Solutions Co., Ltd.Inventor: Yong Moon Choi
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Publication number: 20120136128Abstract: A group of compounds defined by the general formula (I) can be used to anionically initiate polymerization of unsaturated monomers. In the formula, M is an alkali metal atom, R1 is an aryl group having at least one OR2 substituent group where each R2 is a group that is nonreactive toward M, and R is a hydrocarbyl group. The subject initiators can be used in semi-batch and continuous polymerization processes, even those which are performed at elevated temperatures.Type: ApplicationFiled: June 28, 2010Publication date: May 31, 2012Inventors: Yuan-Yong Yan, Zengquan Qin, Xiao-Dong Pan, David M. Roggeman
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Publication number: 20120135313Abstract: The electrolyte includes one or more salts and a silane. The silane has a silicon linked to one or more first substituents that each include a poly(alkylene oxide) moiety or a cyclic carbonate moiety. The silane can be linked to four of the first substituents. Alternately, the silane can be linked to the one or more first substituents and one or more second substituents that each exclude both a poly(alkylene oxide) moiety and a cyclic carbonate moiety.Type: ApplicationFiled: December 12, 2011Publication date: May 31, 2012Inventors: Robert C. West, Khalil Amine, Zhengcheng Zhang, Qingzheng Wang, Nicholas A.A. Rossi, Sang Young Yoon, Hiroshi Nakahara
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Publication number: 20120027704Abstract: The invention relates to organomodified additives, emulsifiers, dispersants and/or active nourishing ingredients present in the silicon part of branched siloxane block copolymers, to the use thereof, in particular for producing cosmetic, dermatological or pharmaceutical formulations as well as care and cleansing products, and to the preparations as such.Type: ApplicationFiled: March 17, 2010Publication date: February 2, 2012Applicant: Evonik Goldschmidt GmbHInventors: Frauke Henning, Juergen Meyer, Christian Hartung, Michael Ferenz, Wilfried Knott, Sascha Herrwerth
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Patent number: 8093419Abstract: A method of producing an organosilicon compound includes substituting at least an OR1 group of a compound shown by the following general formula (1) to obtain a compound shown by the following general formula (2), Si(OR1)3-mY1m—R2—Si(OR3)3-nY2n??(1) Si(OR4)3-mY1m—R2—Si(OR4)3-nY2n??(2).Type: GrantFiled: May 28, 2009Date of Patent: January 10, 2012Assignee: JSR CorporationInventors: Youhei Nobe, Hisashi Nakagawa, Kang-go Chung
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Patent number: 7915438Abstract: A new family of silicon-based polymers has been prepared in which organic host components are bound covalently. The polymer is a polysilsesquioxane matrix comprising, for example, hosts such as cyclodextrins (CD) or calixarenes (CX).Type: GrantFiled: September 18, 2007Date of Patent: March 29, 2011Assignee: Northwestern UniversityInventors: Joseph B. Lambert, Chunqing Liu
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Publication number: 20110045186Abstract: A contact leveling surface for an ink jet imaging member including a coating disposed on a contact leveling substrate, wherein the coating includes a fluoroalkyl-substituted polyhedral oligomeric silsesquioxane. In embodiments, the contact leveling surface is for an ink jet imaging member that jets a phase change ink, a gel ink, a curable phase change ink, or a curable gel ink directly to a final image receiving substrate such as a direct to paper imaging device.Type: ApplicationFiled: August 19, 2009Publication date: February 24, 2011Applicant: XEROX CORPORATIONInventors: David J. Gervasi, Bryan J. Roof, Matthew M. Kelly, Santokh Badesha