From Monomer Containing A Silicon Atom Patents (Class 526/279)
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Patent number: 7968174Abstract: A decorative material having a pattern on a surface thereof and exhibiting a difference in gloss according to the pattern which is visually recognized as a concave portion, the decorative material further exhibiting not only a good surface strength such as abrasion resistance but also good marring resistance and oil resistance. The decorative material includes at least a substrate, a low-gloss pattern ink layer formed on part of the substrate, and a surface protective layer which is present on and contacted with the low-gloss pattern ink layer so as to cover a whole surface including both a region where the low-gloss pattern ink layer is formed and a region where no low-gloss pattern ink layer is formed.Type: GrantFiled: September 29, 2005Date of Patent: June 28, 2011Assignee: Dai Nippon Printing Co., Ltd.Inventors: Toshitake Kobayashi, Eiichiro Yokochi
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Publication number: 20110146206Abstract: This application is directed toward an improved method of synthesizing cationic siloxane prepolymers as well as a specific cationic siloxane prepolymer having improved compatibility with monofunctional siloxanyl methacrylate monomers and medical devices containing the cationic siloxane prepolymer.Type: ApplicationFiled: March 3, 2011Publication date: June 23, 2011Inventors: Jason K. Stanbro, Ivan M. Nunez, Jay F. Kunzler, Derek A. Schorzman
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Patent number: 7964684Abstract: An antireflection film forming composition, includes: a polymerized product of Compound (I) having m number of RSi(O0.5)3 units, in which m stands for an integer of from 8 to 16, and Rs each independently represents a non-hydrolyzable group, with the proviso that at least two of Rs each represents a vinyl- or ethynyl-containing group, wherein each of the RSi(O0.5)3 units is linked to another RSi(O0.5)3 unit while having an oxygen atom in common and constitutes a cage structure, and wherein, of solids contained in the composition, the polymerized product obtained by a polymerization reaction of Compound (I) amounts to 60 mass % or greater and Compound (I) amounts to 15 mass % or less.Type: GrantFiled: March 3, 2008Date of Patent: June 21, 2011Assignee: FUJIFILM CorporationInventors: Kensuke Morita, Makoto Muramatsu, Kouji Tonohara
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Patent number: 7959989Abstract: The present invention relates to a novel cyclic olefin compound, a polymer including the cyclic olefin compound, a liquid crystal alignment film including the polymer, and a liquid crystal display device including the liquid crystal alignment film. Since the polymer includes the cyclic olefin compound as a main chain, the thermal stability is excellent and the photoreactive speed is high. Accordingly, the production time can be reduced, the production cost can be reduced, and the anchoring force of the liquid crystal can be increased because the alignment property is stabilized due to the curing.Type: GrantFiled: March 6, 2008Date of Patent: June 14, 2011Assignee: LG Chem, Ltd.Inventors: Heon Kim, Sung-Ho Chun, Hee-Jin Lee, Dmitry Kravchuk, Kyung-Jun Kim, Sang-Kook Kim, Sung-Joon Oh, Hye-Ran Seong, Byung-Hyun Lee, Hye-Won Jeong, Jung-Ho Jo, Yun-Jeong Lee, Dong-Hyun Oh
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Patent number: 7960475Abstract: A powder coating composition of the present invention includes, as essential components, an epoxy group-containing vinyl copolymer (A) with a glass transition temperature of 40° C. or higher, an epoxy group-containing vinyl copolymer (B) that contains organosiloxane side chains and has a glass transition temperature of 0° C. or lower, and a polyvalent carboxylic acid (C), and is able to form a coating film with excellent external appearance and scratch resistance.Type: GrantFiled: March 9, 2005Date of Patent: June 14, 2011Assignee: DIC CorporationInventors: Naoyuki Seike, Koichi Yamaguchi, Yutaka Furuya, Tetsuro Agawa
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Publication number: 20110135850Abstract: The present disclosure provides for new photoalignment (co)polymer materials which demonstrate improved adhesion to a substrate. The (co)polymeric structure includes at least one photochemically active chromophore and at least one adhesion promoter group. Articles of manufacture, optical elements, ophthalmic elements and liquid crystal cells which include at least one photoalignment layer made from the photoalignment (co)polymer materials and methods for formation are also disclosed.Type: ApplicationFiled: December 3, 2010Publication date: June 9, 2011Applicant: TRANSITIONS OPTICAL, INC.Inventors: Gobinda Saha, Anil Kumar
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Patent number: 7951897Abstract: This application is directed toward an improved method of synthesizing cationic siloxane prepolymers as well as a specific cationic siloxane prepolymer having improved compatibility with monofunctional siloxanyl methacrylate monomers and medical devices containing the cationic siloxane prepolymer.Type: GrantFiled: January 24, 2008Date of Patent: May 31, 2011Assignee: Bausch & Lomb IncorporatedInventors: Jason K. Stanbro, Ivan M. Nunez, Jay F. Kunzler, Derek A. Schorzman
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Publication number: 20110123478Abstract: The present invention relates to silyl ester copolymers useful as binders in antifouling coating compositions and antifouling coating compositions comprising the silyl ester copolymers. The silyl ester copolymers comprise repeating units of monomers A, B and optionally C. A is one or more monomers selected from the group consisting of triorganosilyl esters of polymerisable ethylenically unsaturated carboxylic acids. B is one or more monomers selected from the group consisting of lactone modified hydroxyalkyl (meth)acrylates, and C is one or more monomers selected from the group consisting of polymerisable ethylenically unsaturated compounds.Type: ApplicationFiled: June 10, 2009Publication date: May 26, 2011Applicant: JOTUN A/SInventor: Marit Dahling
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Publication number: 20110118372Abstract: Acrylic copolymers that include the controlled placement of functional groups within the polymer structure are provided. The copolymers contain a reactive segment and a non-reactive segment and are manufactured via a controlled radical polymerization process. The copolymers are useful in the manufacture of adhesives and elastomers.Type: ApplicationFiled: March 20, 2009Publication date: May 19, 2011Applicant: AVERY DENNISON CORPORATIONInventors: Christopher L. Lester, Brandon S. Miller, Michael J. Zajaczowski, William L. Bottorf, Kyle R. Heimbach
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Publication number: 20110118413Abstract: A silicon-containing polymer represented by the following average unit formula: (O2/2SiR1-R2-C6H4-R2-SiR1O2/2)x [R3 SiO(4-a)/2]y(R4O1/2)z (wherein R1 designates identical or different, substituted or unsubstituted monovalent hydrocarbon groups; R2 designates identical or different, substituted or unsubstituted alkylene groups; R3 designates substituted or unsubstituted monovalent hydrocarbon groups; R4 designates alkyl groups or hydrogen atoms; ‘a’ is a positive number that satisfies the following condition: 0=a=3; and ‘x’, ‘y’, and ‘z’ are positive numbers that satisfy the following conditions: 0<x<0.1; 0<y<1; 0=z<0.1; and (x+y+z)=1); and a curable polymer composition comprising: (A) the aforementioned silicon-containing polymer; (B) an organosilicon compound that contains in one molecule at least two silicon-bonded hydrogen atoms; and (C) a hydrosilylation catalyst.Type: ApplicationFiled: April 6, 2009Publication date: May 19, 2011Inventors: Yoshitsugu Morita, Yoshinori Taniguchi, Hiroshi Ueki
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Publication number: 20110118415Abstract: A polymer composition, including: a first copolymer, including a first monomer unit derived from a monomer of Formula A: (R1SiO1.5)x(R2SiO1.5)y??Formula A wherein R1 is a polymerizable functional group, R2 is a non-polymerizable group, x is a positive integer, and y is a positive integer, provided that x+y=2n, wherein n is an integer greater than or equal to 3; a second monomer unit copolymerizable with the first monomer unit; and a second polymer having no monomer units derived from a monomer of Formula A; wherein the content of the monomer unit of Formula A is 4 wt % or less, based on the total weight of the polymer components of the polymer composition.Type: ApplicationFiled: November 16, 2010Publication date: May 19, 2011Applicant: THE UNIVERSITY OF MASSACHUSETTSInventors: E. Bryan Coughlin, Yoshinobu Nozue, Shuichiro Seno
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Patent number: 7939579Abstract: Hydrogels, methods of preparing hydrogels, and ophthalmic lenses comprising hydrogels are described. Fully hydrated embodiments of the hydrogels have relatively high water content and oxygen permeability, along with relatively low modulus of elasticity. Embodiments of the hydrogels in substantially dehydrated condition are adapted to lathe cutting at or above room temperature. Embodiments of contact lenses made with the silicone hydrogels have low on-eye water loss.Type: GrantFiled: July 9, 2008Date of Patent: May 10, 2011Assignee: Contamac LimitedInventors: Tristan Tapper, Richard Young
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Patent number: 7939687Abstract: A nanocomposite material including organic-inorganic polymeric interpenetrating networks having a low or no-shrinkage characteristic and a method for making the composite, as defined herein.Type: GrantFiled: November 9, 2009Date of Patent: May 10, 2011Assignee: Corning IncorporatedInventor: Nikita Sergeevich Shelekhov
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Patent number: 7934830Abstract: Silicone hydrogels formed from a hydrated polymerization product of a monomer mixture comprising (a) a major amount of a non-silicone-containing hydrophilic monomer; and (b) a minor amount of a silicone-containing monomer, wherein the hydrogel has a water content of greater than 50 weight percent are disclosed.Type: GrantFiled: November 10, 2008Date of Patent: May 3, 2011Assignee: Bausch & Lomb IncorporatedInventors: Richard I. Blackwell, Jay F. Kunzler, Amy Jasek
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Patent number: 7935884Abstract: An encapsulant layer for a photovoltaic module enabling recovering and recycling or reusing of reutilizeable resources such as a transparent front face substrate and photovoltaic cell and the like among constituents of a photovoltaic module, and a method for manufacturing a regenerated photovoltaic cell and a regenerated transparent front face substrate. The photovoltaic module is formed by laminating: a transparent front face substrate; a photovoltaic cell carrying a wiring electrode and a takeoff electrode, and an encapsulant layer is placed on at least one surface; and a rear face protecting sheet. The encapsulant layer is a separable layer formed mainly of a thermoplastic resin, and an output maintenance factor of photoelectronic power of the photovoltaic module using the encapsulant layer is in a range of 80% to 100%.Type: GrantFiled: September 9, 2004Date of Patent: May 3, 2011Assignee: Dai Nippon Printing Co., Ltd.Inventors: Kasumi Oi, Takaki Miyachi, Isao Inoue, Koujiro Ohkawa, Hiroki Nakagawa
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Publication number: 20110095270Abstract: There is provided an electroactive material having Formula I wherein: Q is the same or different at each occurrence and can be O, S, Se, Te, NR, SO, SO2, or SiR3; R is the same or different at each occurrence and can be hydrogen, alkyl, aryl, alkenyl, or alkynyl; R1 through R8 are the same or different and can be hydrogen, alkyl, aryl, halogen, hydroxyl, aryloxy, alkoxy, alkenyl, alkynyl, amino, alkylthio, phosphino, silyl, —COR, —COOR, —PO3R2, —OPO3R2, or CN.Type: ApplicationFiled: December 17, 2008Publication date: April 28, 2011Inventor: HONG MENG
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Patent number: 7931954Abstract: There is provided a decorative material comprising at least a substrate, a low-luster pattern ink layer partially formed on the substrate, and a surface protective layer which is present on and contacted with the low-luster pattern ink layer so as to cover a whole surface including both a region where the low-luster pattern ink layer is formed and a region where no low-luster pattern ink layer is formed, wherein the surface protective layer is formed by crosslinking and curing an ionizing radiation-curable resin composition, and provided therein with a low-gloss region which is located in a portion just above the low-luster pattern ink layer and in the vicinity of the portion and visually recognized as a concave portion. The decorative material is provided on a surface thereof with a pattern, and exhibits a difference in gloss according to the pattern which is visually recognized as a concave portion, thereby imparting a good convexo-concave feeling to a surface thereof.Type: GrantFiled: September 30, 2004Date of Patent: April 26, 2011Assignee: Dai Nippon Printing Co., Ltd.Inventors: Toshitake Kobayashi, Kazuhiro Abe, Kenichi Tachihara, Eiichiro Yokochi
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Patent number: 7932097Abstract: A method of manufacturing an analytical sample by a secondary ion mass spectrometry method is provided, which comprises a step of forming a separation layer over a substrate, a step of forming one of a thin film and a thin-film stack body to be analyzed over the separation layer, a step of forming an opening portion in one of the thin film and the thin-film stack body, a step of attaching a supporting body to one of a surface of the thin film and a surface of a top layer of the thin-film stack body, and a step of separating one of the thin film and the thin-film stack body from the substrate.Type: GrantFiled: October 20, 2010Date of Patent: April 26, 2011Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Satoshi Toriumi
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Publication number: 20110089385Abstract: The composition for optical materials includes a polymer obtained from silsesquioxanes which are represented by average composition formula (1): (R1SiO1.5)x(R2SiO1.5)y (wherein R1 is a polymerizable group, R2 is a non-polymerizable group, x is a number of 2.0 to 14.0, y is a number of 2.0 to 14.0, provided that x+y=8.0 to 16.0, and R1 groups and R2 groups may be the same or different) and include at least one cage silsesquioxane compound. This composition is suitable for use as the antireflective film in optical devices, has less film shrinkage in the curing step, has good coated surface state and excellent moisture resistance and adhesion, has small changes in the refractive index under high temperature conditions, and is capable of forming a low-refractive-index film.Type: ApplicationFiled: October 14, 2010Publication date: April 21, 2011Applicant: FUJIFILM CorporationInventors: Kenji Wada, Kyohei Arayama, Akiyoshi Goto
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Publication number: 20110090568Abstract: The present invantion provides a resin particle having many recesses on the surface thereof, which has solvent resistance and heat resistance. More specifically, the present invantion provides a resin particle having many recesses on the surface thereof which is obtained by using a seed particle, wherein a seed particle component in the resin particle has a crosslinked structure.Type: ApplicationFiled: May 11, 2009Publication date: April 21, 2011Applicant: SUMITOMO SEIKA CHEMICALS CO., LTD.Inventors: Shigeki Hamamoto, Hirotsugu Kawata, Kiyoshi Yamaguchi, Masayoshi Okubo
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Patent number: 7928179Abstract: A photoreactive group-containing siloxane compound is obtained by subjecting a system comprising (a) a photoreactive group-containing alkoxysilane and (b) a hydrolyzable group end-capped dimethylsiloxane to hydrolytic condensation in the presence of a basic catalyst and with an amount of water greater than the amount necessary for hydrolytic condensation of all alkoxy groups. It forms on a substrate a coating having mar resistance, crack resistance, anti-staining effect, and marker ink wipe-off ability.Type: GrantFiled: April 17, 2007Date of Patent: April 19, 2011Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Yuji Yoshikawa, Masaaki Yamaya
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Patent number: 7928171Abstract: A polymer material useful for manufacturing an intraocular lens (IOL) suitable for insertion through an IOL inserter barrel having an inner diameter of less than 3 mm is provided. Specifically, acrylic-silicone hybrids having a tensile strength of approximately 100 psi to 400 psi and a percent elongation at break of between 50% and 400% are disclosed.Type: GrantFiled: December 29, 2004Date of Patent: April 19, 2011Assignee: Abbott Medical Optics Inc.Inventors: Harish C. Makker, Michael D. Lowery, Can B. Hu
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Patent number: 7928175Abstract: An object of the present invention is to provide an antifouling paint composition which shows an excellent antifouling effect in seawater for a long period of time, and has excellent adhesion and recoating properties to a substrate. The present invention relates to an antifouling pain composition comprising a copolymer which is obtained by polymerizing a monomer mixture comprising silicon-containing polymerizable monomer (a) having two (meth)acryl end groups, and which contains bivalent metal atom. The copolymer is also obtained by polymerizing a monomer mixture comprising silicon-containing polymerizable monomer (b) having one (meth)acryl end group, and metal atom containing polymerizable monomer (c,) having two unsaturated groups and metal atom selected from Mg, Zn, and Cu.Type: GrantFiled: March 12, 2004Date of Patent: April 19, 2011Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Mitsunori Sugihara, Yukihiro Ikegami, Kazuhiko Hotta, Kunio Iwase, Junichi Nakamura
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Publication number: 20110082250Abstract: The invention relates to silane of formula (Ia), wherein the radicals and indices have the following meaning: R is an alkylene, arylene or alkylenearylene group that can be interrupted by one or more oxygen or sulfur atoms or carboxyl or amino groups or can carry said atoms/groups on their ends opposite the silicon atom; R1 is a Z?-substituted alkylene, arylene or alkylenearylene group, which can be interrupted by one or more oxygen or sulfur atoms or carboxyl or amino groups or can carry said atoms/groups on one of their ends; R? is an alkyl, alkanyl, aryl, alkylaryl or arylalkyl group; B and B? can be identical or different, both radicals can have the meaning of a straight-chained or branched organic group with at least one C?C double bond and at least 2 carbon atoms; B? can mean instead thereof but also —R2aSi(OR3)4-a or —R2aR?bSi(OR3)4-a-b, wherein R2 is an alkylene group and R? has the meaning defined above; X represents a group that can enter into a hydrolytic while forming Si—O—Si bridges; Z? means —NHType: ApplicationFiled: October 1, 2010Publication date: April 7, 2011Applicant: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.Inventor: Herbert Wolter
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Publication number: 20110082251Abstract: A conjugated diene polymer is provided that comprises a conjugated diene-based constituent unit and a constituent unit of formula (I) below, at least one terminus of the polymer being modified by a compound of formula (II): X1, X2, and X3 independently denote a group of formula (Ia) below, a hydroxy group, a hydrocarbyl group, or a substituted hydrocarbyl group, and at least one of X1, X2, and X3 is a group of formula (Ia) below or a hydroxy group.Type: ApplicationFiled: December 9, 2010Publication date: April 7, 2011Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Mayumi Oshima
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Patent number: 7915362Abstract: Provided is a heat-curable silicone composition containing: (A) an organopolysiloxane having at least one structure represented by the following general formula (2) within each molecule: wherein m represents an integer of 0, 1 or 2, R1 represents a hydrogen atom, a phenyl group or a halogenated phenyl group, R2 represents a hydrogen atom or a methyl group, R3 represents an identical or different monovalent organic group having 1 to 10 carbon atoms, and R4 represents an identical or different bivalent organic group having 1 to 10 carbon atoms; and (B) a quantity of an organic peroxide that is effective as a curing catalyst. The heat-curable silicon composition yields a cured product having excellent transparency and minimal discoloration over time. Also provided is a light emitting diode element having a material composed of the cured product.Type: GrantFiled: September 21, 2007Date of Patent: March 29, 2011Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Toshiyuki Ozai
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Publication number: 20110065864Abstract: The present invention relates to a process for crosslinking polymers containing chromophoric groups, by thermal Huisgen reaction, on heat-polymerizable chromophoric polymers bearing at least one azide function and/or one alkyne function and on crosslinked polymerized materials with good orientation stability of the chromophores.Type: ApplicationFiled: April 17, 2009Publication date: March 17, 2011Applicant: Centre National de la Recherche Scientifique (CNRS)Inventors: Fabrice Odobel, Annabelle Jenny Scarpaci, Errol Blart, Laurent Fontaine
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Patent number: 7906593Abstract: This invention relates to a precipitated silica reinforced conjugated diene-based elastomer composition containing an alkoxysilane coupled, in-chain functionalized, conjugated diene-based elastomer and to a tire having at least one component thereof. Said in-chain functionalized conjugated diene-based elastomer is a conjugated diene-based elastomer which contains a plurality of at least one of in-chain p- and m-(2-pyrrolidinoethyl) styrene (PES) and m-(2-pyrrolidino-1-methylethyl) alpha-methylstyrene (PAMS) groups.Type: GrantFiled: April 20, 2005Date of Patent: March 15, 2011Assignee: The Goodyear Tire & Rubber CompanyInventors: Adel Farhan Halasa, Wen-Liang Hsu, Kenneth Allen Bates, David Andrew Benko, Shingo Futamura, Kuo-Chih Hua
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Publication number: 20110052909Abstract: Device for thermohydraulic applications wherein at least one portion of one surface destined for contact with water is coated with a film comprising at least one layer of a material applied by means of plasma phase polymerization of one or more monomers containing silicone. The relative method for obtaining the device comprises the following phases: to precondition a device for thermohydraulic applications within a vacuum chamber; to bring the vacuum chamber to pressure conditions between 0.01 and 100 Pa; to introduce a first gaseous mixture comprising at least a monomer containing silicone into said chamber; to bring said monomer containing silicone to the plasma state by means of an electromagnetic wave; to maintain the ionization conditions for a period of time sufficient to permit the deposit of a layer of a polymer containing said monomer on at least a portion of a surface of said device.Type: ApplicationFiled: April 23, 2009Publication date: March 3, 2011Applicant: MOMA S.R.L.Inventor: Roberto Canton
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Patent number: 7897654Abstract: In one aspect, the invention relates to silicone prepolymer compositions comprising a silicone prepolymer and a solvent. A soluble silicone prepolymer can be provided having increased average silicon content, thereby attaining a desired oxygen permeability. A solvent can be provided with a desired balance between hydrophilicity and hydrophobicity by selection and modification of the solvent molecular structure, resulting in molded polymer films and articles that exhibit minimal or nonexistent eye irritation and exhibit highly transparent products. 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: April 1, 2008Date of Patent: March 1, 2011Assignees: Johnson & Johnson Vision Care Inc., Toray Industries Inc.Inventors: Kazuhiko Fujisawa, Mitsuru Yokota, Masataka Nakamura
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Publication number: 20110046310Abstract: The present invention provides an organopolysilmethylene represented by the following general formula (1): wherein R1 is, independently of each other, a group selected from the group consisting of an unsubstituted or substituted monovalent hydrocarbon group having 1 to 10 carbon atoms, an alkoxy group, a hydroxy group, R3SiCH2— and R3SiO—, wherein R is, independently of each other, a group selected from the group consisting of an unsubstituted or substituted monovalent hydrocarbon group having 1 to 10 carbon atoms, an alkoxy group, and a hydroxy group, m is an integer of 1 to 100, and n is an integer of 1 to 100, and wherein at least two out of R1's and R's are an alkenyl group.Type: ApplicationFiled: August 23, 2010Publication date: February 24, 2011Applicant: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Tsutomu KASHIWAGI, Toshio Shiobara
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Publication number: 20110046332Abstract: The invention relates to a hydrogel which is a copolymer formed from a polymerizable monomer mixture which contains a) 10-65 mol % of at least one hydrophobic vinyl monomer of the formula I in which R1 is hydrogen or methyl, p is an integer from 1 to 8, whose hydroxyl groups are present in protected form, b) 25-70 mol % of at least one silicone-containing (meth)acrylate, vinyl carbonate or vinyl carbamate monomer, c) 0-25 mol % of at least one hydrophilic vinyl monomer and d) 0-10 mol % of at least one crosslinker, based on the total amount of monomers a) to c), and where the hydroxyl groups of the segments formed by the monomers a) in the hydrogel are present in protected form or in free form. The hydrogel can be used to produce contact lenses or intraocular lenses.Type: ApplicationFiled: April 23, 2009Publication date: February 24, 2011Applicant: Evonik Roehm GmbHInventors: Christine Maria Breiner, Marianne Omeis
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Publication number: 20110045030Abstract: The present invention pertains to crosslinkable and crosslinked polyisobutylene-based polymers, to compositions that contain such polymers, and to medical devices that are formed using such polymers. According to one aspect, the present invention pertains to crosslinkable and crosslinked compositions that comprise a copolymer that comprises a polyisobutylene segment and two or more reactive groups. According to another aspect, the present invention pertains to medical devices that contain such compositions. According to another aspect, the present invention pertains to methods of making medical devices using such compositions.Type: ApplicationFiled: August 20, 2010Publication date: February 24, 2011Applicant: CARDIAC PACEMAKERS, INC.Inventors: Shrojalkumar Desai, Mark Boden
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Publication number: 20110046331Abstract: The invention provides a polymerizable composition which comprises: a) acrylates and/or methacrylates, b) 0.05% to 70% by weight of SiO2 particles having an average particle size of 1 to 30 nm which have polymerizable groups of the methacryloyl, acryloyl, styryl, itaconyl, crotonyl, vinyl, allyl and/or alkenyl type on the surface and are present in dispersion in the acrylates and/or methacrylates, at least 50% of the SiO2 particles consisting of individual, unaggregated or unagglomerated primary particles, c) not more than 2% by weight of crosslinker molecules.Type: ApplicationFiled: April 20, 2009Publication date: February 24, 2011Applicant: NANORESINS AGInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol
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Patent number: 7888415Abstract: A method of polymerizing poly(cyclic)olefin monomers encompassing (a) combining a monomer composition containing the poly(cyclic)olefin monomers, a non-olefinic chain transfer agent and an activator compound to faun a mixture; (b) heating the mixture; and (c) adding a polymerization catalyst containing Ni and/or Pd. The non-olefinic chain transfer agent includes one or more compounds selected from H2, alkylsilanes, alkylalkoxysilanes, alkylgermanes, alkylalkoxygermanes, alkylstannanes, and alkylalkoxystannanes. The activator is characterized as having an active hydrogen with a pKa of at least 5. The resulting poly(cyclic)olefin polymers can be used in photoresist compositions.Type: GrantFiled: February 4, 2010Date of Patent: February 15, 2011Assignee: Promerus LLCInventors: Larry F. Rhodes, Dennis A. Barnes, Andrew Bell, Brian K. Bennett, Chun Chang, John Henry Lipian, Xiaoming Wu
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Publication number: 20110028666Abstract: The present invention relates to a process and to an apparatus for continuous living polymerization of cationically polymerizable monomers, in which at least three feedstocks are mixed in one or more mixers with microstructures and then polymerized in at least one reaction zone.Type: ApplicationFiled: April 30, 2009Publication date: February 3, 2011Applicant: BASF SEInventors: Wolfgang Mattmann, Wolfgang Loth, Phillip Hanefeld, Elke Guetlich-hauk, Thomas Wettling, Andreas Daiss
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Publication number: 20110021702Abstract: Nanoparticles of functionalised, cross-linked vinyl polymer, usable as reinforcing filler in a polymeric matrix. The vinyl polymer is a copolymer of at least the following monomers, which are all copolymerisable by free-radical polymerisation: a non-aromatic vinyl monomer “A”; a monomer “B” bearing a function Z of formula ?Si—X, where X represents a hydroxyl or hydrolysable group; and a cross-linking monomer “C” which is at least bifunctional from the point of view of the polymerisation. The vinyl polymer is preferably a polymethacrylate, in particular a copolymer of methyl methacrylate (monomer A), trimethoxysilylpropyl methacrylate (monomer B) and ethylene glycol dimethacrylate (monomer C), being in the form of nanobeads the diameter of which is of between 10 and 100 nm.Type: ApplicationFiled: June 29, 2007Publication date: January 27, 2011Applicant: MICHELIN RECHERCHE ET TECHNIQUE S.A.Inventors: Sylvie Gandon-Pain, Alain Hut
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Publication number: 20110021730Abstract: Disclosed herein is a surface functionalized poly(dimethylsiloxane) (PDMS) and methods for making the same. The surface functionalized poly(dimethylsiloxane) (PDMS) disclosed herein is applicable in the general field of microfluidics, bioMEMS (bio-microelectromechanical systems), soft lithography and other related biotechnology fields.Type: ApplicationFiled: August 29, 2008Publication date: January 27, 2011Inventor: Hongwei Ma
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Patent number: 7875687Abstract: A hydrogel that is the hydrated polymerization product of a monomer mixture that includes a hydrophilic monomer and a polysiloxane-containing monomer. The resulting hydrogel has an oxygen permeability of at least about 120 Barrers, a water content of at least about 20 weight percent, and a modulus from 40 to 57 g/mm2.Type: GrantFiled: August 1, 2007Date of Patent: January 25, 2011Assignee: Bausch & Lomb IncorporatedInventors: Jay F. Kunzler, David E. Seelye
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Patent number: 7875686Abstract: Polymeric compositions for semiconductor applications comprising 10 to 99 wt. % of norbornene-type cycloolefin monomers represented by one or more of Formula I(a), I(b), and optionally I(c) and/or I(d), 0.0005 to 0.5 wt. % of an addition polymerization procatalyst, and optionally: up to 0.5 wt. % of a cocatalyst, up to 59 wt. % of a crosslinking monomer, up to 50 wt. % of a viscosifier, up to 20 wt. % of a thixotropic additive(s), up to 80 wt. % of a filler, up to 10 wt. % of an antioxidant, and up to 0.6 wt. % of an antioxidant synergist, the total of the components of the formulation adding up to 100%. Such formulations are mass polymerized, or cured, to form polymeric compositions that have properties desirable for a variety of specific electronic, microelectronic, optoelectronic and micro-optoelectronic applications such as die attach adhesives, underfill materials, prepreg binders, encapsulants, protective layers, and other related applications.Type: GrantFiled: August 16, 2005Date of Patent: January 25, 2011Assignee: Promerus LLCInventors: Ramakrisha Ravikiran, Hendra Ng, Rajesh Raja Puthenkovilakom, Linda Zhang, Dino Amoroso, Brian Knapp, Andrew Bell, Larry F. Rhodes
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Publication number: 20110015337Abstract: An organopolysiloxane having a main chain composed of the following repeating units (I), 2 to 199 side chain units (II) and 1 to 50 crosslinkage units (III) per 100 SiO units in the main chain, provided that the organopolysiloxane has at least 2, on average, crosslinkage units (III):Type: ApplicationFiled: September 30, 2010Publication date: January 20, 2011Inventors: Koji SAKUTA, Kiyomi Tachibana
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Publication number: 20110009587Abstract: The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain monoethylenically unsaturated polycarbosiloxane monomers capable of polymerization to form polymeric compositions having desirable physical characteristics useful in the manufacture of ophthalmic devices.Type: ApplicationFiled: July 9, 2009Publication date: January 13, 2011Inventors: Alok Kumar Awasthi, Jason K. Stanbro, Jay F. Kunzler, Jeffrey G. Linhardt
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Publication number: 20110009588Abstract: A coupled copolymer is provided. The coupled copolymer is coupled by reacting a silane coupling agent with a copolymer, where the copolymer is polymerized by a conjugated diene monomer and a vinyl aromatics monomer, and the silane coupling agent has an alkenyl group and a alkoxy group, and has a chemical Formula (I) as follows: where R1 and R4 are alkyl groups; R3 is a group having an alkenyl group; R5 is one of an alkyl and an alkenyl groups; q is one of “1” and “0”; when q=0, then k=j=0, 1?n?3, 0?m?2, m+n=3, and R2 is alkoxy group; and when q=1, then k+j=3, R2 is —(CH2)r, r=1-6 and m+n=3.Type: ApplicationFiled: April 6, 2010Publication date: January 13, 2011Applicant: TSRC CORPORATIONInventors: Chi-Chen Hsieh, Chih-Kuang Tsai, Yen-Hsian Li, Ming-Cheng Chiu
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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: 20110003957Abstract: A compound capable of satisfying both high refractive index and high light resistance, and a photocurable composition containing it, are provided. Further, an optical element having good light resistance against blue laser light, and an optical head device using it, are provided. A polymerizable compound represented by SiA1A2A3A4 wherein silicon and four cyclic groups are bonded directly or via oxygen. each of A1, A2, A3 and A4 which are independent of one another, is —(O)m—X; and each of four m's which are independent of one another, is 0 or 1. X is preferably a phenyl group. From 0 to 3 hydrogen atoms in the phenyl group are substituted by a polymerizable substituent represented by CH2?CR—COO—Y—, and some or all of remaining hydrogen atoms in the phenyl group may be substituted by a methyl group or a fluorine atom.Type: ApplicationFiled: September 17, 2010Publication date: January 6, 2011Applicant: ASAHI GLASS COMPANY, LIMITEDInventors: Hiroyuki ARISHIMA, Hiroki HOTAKA
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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: 20100331490Abstract: The present invention relates to a polyolefin composition comprising an olefin homo- or copolymer (A) in an amount of 90 wt. % or more, and an olefin homo- or copolymer (B) comprising hydrolysable silicon-containing groups, wherein olefin homo- or copolymer (B) is present in the composition in an amount of from 0.01 to 2 wt. %.Type: ApplicationFiled: November 7, 2007Publication date: December 30, 2010Applicant: BOREALIS TECHNOLOGY OYInventors: Markus Gahleitner, Tung Pham, Johannes Wolfschwenger, Doris Machl
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Publication number: 20100323570Abstract: A copolymer comprises the reaction product of (a) (meth)acrylate functionalized nanoparticles, (b) vinyl monomer, and (c) silicone macromer. The (meth)acrylate functionalize nanoparticles are selected from the group consisting of silica nanoparticles, zirconia nanoparticles, titania nanoparticles, and combinations thereof.Type: ApplicationFiled: December 19, 2008Publication date: December 23, 2010Inventors: Ramesh C. Kumar, Taun L. McKenzie, Ying-Yuh Lu
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Publication number: 20100324246Abstract: Provided are a resin for an optical component, which has heat resistance, does not suffer from yellowing because of its stability against heat, and is excellent in transparency and workability; a raw material composition used for the resin for an optical component; and an optical component. Specifically, provided is a resin for an optical component containing a (meth)acrylate compound unit (A1), in which a hydrocarbon group containing an adamantane structure is ester-bonded, and a (meth)acrylate compound unit (B1) having a polyfunctional group, which is other than the unit (A1). Also, provided is a raw material composition used for a resin for an optical component, which contains a (meth)acrylate compound (A2) in which a hydrocarbon group containing an adamantane structure is ester-bonded, and a (meth)acrylate compound (B2) having a polyfunctional group, which is other than the compound (A2). Further, provided is an optical component which is obtained by polymerizing and molding the raw material composition.Type: ApplicationFiled: June 30, 2008Publication date: December 23, 2010Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yutaka Obata, Takeshi Iwasaki, Tomoaki Takebe
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Publication number: 20100317817Abstract: Biomedical devices such as contact lenses formed from a polymerization product of a mixture comprising (a) a random copolymer comprising hydrophilic units and hydrophobic units, wherein the random copolymer has at least one thio carbonyl thio fragment of a reversible addition fragmentation chain transfer (“RAFT”) agent are disclosed.Type: ApplicationFiled: June 16, 2009Publication date: December 16, 2010Applicant: Bausch & Lomb IncorporatedInventors: Jeffrey G. Linhardt, Joseph A. McGee, Ivan M. Nunez