Aromatic Patents (Class 526/326)
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Publication number: 20130053526Abstract: A polymer includes a repeating unit shown by a following general formula (1). R1 represents a hydrogen atom, a methyl group, a fluorine atom, or a trifluoromethyl group. R2 represents a substituted or unsubstituted aryl group having 6 to 22 carbon atoms. Y represents a carbon atom. X represents an atomic group that forms an alicyclic hydrocarbon group together with Y.Type: ApplicationFiled: October 24, 2012Publication date: February 28, 2013Applicant: JSR CORPORATIONInventor: JSR CORPORATION
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Patent number: 8378046Abstract: The present invention provides pressure-sensitive adhesives having a refractive index of at least 1.50. The pressure-sensitive adhesives comprise at least one monomer containing a substituted or an unsubstituted biphenyl group.Type: GrantFiled: October 29, 2009Date of Patent: February 19, 2013Assignee: 3M Innovative Properties CompanyInventors: Michael D. Determan, Albert I. Everaerts, Cheryl L. Moore, David B. Olson
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Publication number: 20130030079Abstract: High refractive index copolymers with reduced tack are disclosed. The copolymers, which are particularly suitable for use as ophthalmic device materials, comprise a benzhydryl methacrylate or benzydryl methacrylate derivative monomer.Type: ApplicationFiled: May 4, 2011Publication date: January 31, 2013Applicant: NOVARTIS AGInventors: Chance Lehman, Charles Freeman, Walter R. Laredo, Ali E. Akinay, Joseph I. Weinschenk, III
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Patent number: 8362177Abstract: High refractive index copolymers with reduced tack are disclosed. The copolymers, which are particularly suitable for use as ophthalmic device materials, comprise a benzhydryl methacrylate or benzhydryl methacrylate derivative monomer.Type: GrantFiled: May 4, 2011Date of Patent: January 29, 2013Assignee: Novartis AGInventors: Chance Lehman, Charles Freeman, Walter R. Laredo, Ali E. Akinay, Joseph I. Weinschenk, III
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Patent number: 8337824Abstract: The present invention is directed to compositions of a linear polyol and a salt of a crosslinked cation exchange polymer comprising a fluoro group and an acid group. These compositions are useful to bind potassium in the gastrointestinal tract.Type: GrantFiled: August 22, 2009Date of Patent: December 25, 2012Assignee: Relypsa, Inc.Inventors: Detlef Albrecht, Michael Burdick, Han-Ting Chang, Dominique Charmot, Ramakrishnan Chidambaram, Eric Connor, Sherin Halfon, I-Zu Huang, Mingjun Liu, Jonathan Mills, Werner Strüver
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Patent number: 8338555Abstract: Photopolymers are provided with composites and electronic devices including such photopolymers. Specifically, organic thin film transistors comprising a semiconductor layer, a polymeric layer in contact with the semiconductor layer, a gate electrode, a source electrode and a drain electrode are disclosed, wherein the semiconductor layer comprises an organic semiconductor compound, and the polymeric layer comprises a photocrosslinked product of a photopolymer.Type: GrantFiled: July 14, 2011Date of Patent: December 25, 2012Assignee: Polyera CorporationInventors: He Yan, Antonio Facchetti, Tobin J. Marks
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Patent number: 8329847Abstract: The present invention relates to an acrylic pressure-sensitive adhesive composition which comprises a (meth)acrylic copolymer comprising 70 to 95 parts by weight of an alkyl(meth)acrylic acid ester monomer, in which alkyl has 2 to 14 carbon atoms, and 5 to 30 parts by weight of a (meth)acrylic acid ester monomer containing a copolymerizable aromatic group, wherein the composition has a gel fraction of 10 to 55% and a swelling ratio of 30 to 110, and a sol (uncross-linked polymer) eluted therein with a solvent has a weight average molecular weight of 600,000 or more; a polarizing plate comprising the composition; and a liquid crystal display device comprising the same. The composition according to the present invention provides workability such as an excellent durability and re-workability, and has an effect of improving a light leakage phenomenon, since the size of birefringence occurred under stress is very small.Type: GrantFiled: July 10, 2007Date of Patent: December 11, 2012Assignee: LG Chem, Ltd.Inventors: No-ma Kim, In-Cheon Han, Jeong-Min Ha, An-Na Lee, Seung-Joon Park, Suk-Ky Chang
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Publication number: 20120296059Abstract: Disclosed are a copolymer for organic antireflective films containing a repeating unit represented by the following formula (1), a monomer for the copolymer, and an organic antireflective film composition including the copolymer: wherein in the formula (1), R1, R2, R3, A, m and n respectively have the same meanings as defined in the detailed description of the invention. The organic antireflective film composition including the copolymer for organic antireflective films has an increased refractive index and exhibits excellent effects when produced into an antireflective film, and hydrophilicity and hydrophobicity of the coating film produced from the composition can be regulated, so that excellent compatibility with resists can be obtained.Type: ApplicationFiled: April 26, 2012Publication date: November 22, 2012Applicant: Korea Kumho Petrochemical Co., Ltd.Inventors: Jin Han Lee, Shin Hyo Bae, Seung Hee Hong, Eun Hee Han
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Patent number: 8309670Abstract: The present invention relates to an optical film, comprising a copolymer that comprises (a) a (meth)acrylic monomer, (b) an aromatic vinyl monomer, (c) at least one monomer of an acid anhydride monomer and an unsaturated organic acid monomer, and (d) a vinylcyan monomer, a protection film for a polarizer, a polarizing plate fabricated therefrom, and a display device employing the same.Type: GrantFiled: December 31, 2008Date of Patent: November 13, 2012Assignee: LG Chem, Ltd.Inventors: Nam-Jeong Lee, Beom-Seok Kim, Byoung-Il Kang, Chan-Hong Lee, Chang-Hun Han
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Patent number: 8299191Abstract: Disclosed herein are tunable shape memory polymers (SMP's) and methods for manufacturing the disclosed SMP's.Type: GrantFiled: October 18, 2010Date of Patent: October 30, 2012Assignee: Georgia Tech Research Corp.Inventors: Walter E. Voit, Taylor Ware, Kenneth Gall
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Patent number: 8222360Abstract: Some embodiments provide a copolymer comprising: an acrylate recurring unit and an optionally substituted vinylaryl recurring unit, wherein a portion of at least one of the recurring units comprises a vinyldialkylsiloxy pendant group. The copolymers may be useful as soft acrylic haptics for intraocular lenses. Some embodiments further relate to intraocular lenses having a hydrophobic soft acrylic optic and a silicone haptic, such as a dual optic accommodative lens a having hydrophobic soft acrylic anterior and posterior optic bodies and a silicone haptic. Related copolymeric composite materials as well as additional embodiments of intraocular lenses, are also described herein.Type: GrantFiled: October 6, 2009Date of Patent: July 17, 2012Assignee: Visiogen, Inc.Inventor: Xiugao Liao
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Publication number: 20120108697Abstract: A composition and a polymer are provided. The composition includes the polymer and a melamine derivative. The polymer has a formula of R is hydrogen, halide, alkyl group, alkoxyl group, haloalkyl group or nitro group. n is 1-5 of integer. x+y+z=1, x>0, y?0, z?0. The melamine derivative includes R1 is hydrogen, CqH2q+1, or m and q independently is 1-10 of integer. R2, R3 and R4 independently is hydrogen, halide, or C1-C54 alkyl group.Type: ApplicationFiled: April 26, 2011Publication date: May 3, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Feng-Yu Yang, Meei-Yu Hsu, Gue-Wuu Hwang, Po-Yuan Lo
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Patent number: 8168736Abstract: The invention describes an emulsion polymer which can be obtained by polymerization of a mixture comprising a) from 5 to 99.9% by weight of one or more monomers having a solubility in water of <2% by weight at 20° C. and selected from the group consisting of monofunctional (meth)acrylate monomers, styrene and vinyl esters; b) from 0 to 70% by weight of one or more monomers which can be copolymerized with the monomers a); c) from 0 to 20% by weight of one or more doubly or multiply vinylically unsaturated compounds; d) from 0 to 20% by weight of one or more polar monomers having a solubility in water of >2% by weight at 20° C.; and e) 0.Type: GrantFiled: June 27, 2008Date of Patent: May 1, 2012Assignee: Evonik Röhm GmbHInventors: Gerold Schmitt, Wolfgang Klesse, Joachim Knebel
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Patent number: 8163862Abstract: Disclosed are soft, high refractive index, acrylic device materials. The materials contain a hydrophilic side-chain macromer for glistening resistance.Type: GrantFiled: June 29, 2011Date of Patent: April 24, 2012Assignee: Novartis AGInventor: Douglas C. Schlueter
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Publication number: 20120068314Abstract: The present invention relates to an electronic device comprising at least one dielectric layer, said dielectric layer comprising a crosslinked organic compound based on at least one compound which is radically crosslinkable and a method of making the electronic device.Type: ApplicationFiled: May 20, 2010Publication date: March 22, 2012Applicants: POLYERA CORPORATION, BASF SEInventors: Marcel Kastler, Silke Annika Koehler
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Patent number: 8129086Abstract: A polymer suitable as a base resin for a positive resist composition, in particular a chemically amplified positive resist composition, having a higher resolution, a larger exposure allowance, a smaller sparse-dense size difference, a better process applicability, a better pattern configuration after exposure, and in addition, a further excellent etching resistance, than a conventional positive resist. A positive resist composition using the same, a patterning process, and a novel polymerizable compound to obtain the polymer. A polymer has a hydrogen atom of at least a carboxyl group is substituted by an acid labile group represented by the following general formula (2), a positive resist composition using the same, a patterning process, and a novel polymerizable compound to obtain a polymer like this.Type: GrantFiled: May 18, 2009Date of Patent: March 6, 2012Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Jun Hatakeyama, Takeru Watanabe, Seiichiro Tachibana
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Publication number: 20120050391Abstract: An ink jet liquid composition which is used with an ink containing a pigment and which contains an ABC triblock polymer formed from an A block having an aryl group, a B block having a unit represented by the general formula (1), and a C block having a unit represented by the general formula (2), wherein an acid value of the polymer is 20 mgKOH/g or more and less than 150 mgKOH/g, the ratio of the number average molecular weight of the polymer to the acid value is 50 or more and 200 or less, the proportion of the A block in the polymer is 20.0 percent by mass or more and 80.0 percent by mass or less and is 5.0 times or more and 15.0 times or less the proportion of units derived from all acidic monomers contained in the polymer.Type: ApplicationFiled: August 24, 2011Publication date: March 1, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Kenji Nishiguchi, Sachie Furukawa, Katsuhiro Hayashi
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Patent number: 8105378Abstract: Disclosed are soft, high refractive index, acrylic device materials. The materials contain a functionalized alkyl ethoxylate to reduce glistenings.Type: GrantFiled: October 1, 2008Date of Patent: January 31, 2012Assignee: Novartis AGInventor: Water R. Laredo
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Publication number: 20110310721Abstract: A polymerizable compound represented by the following formula (1): wherein A is a hydrogen atom or a group selected from the following formulae (2) to (5): VwH(3-W)C—??(2) PhxY(3-x)Si—??(3) J-(CH2)m1—CHl(CH3)(2-l)—??(4) J-(CH2)n1—SiPhp1(CH3)(2-p1)—??(5); B is a group selected from the following formulae (6) and (7): J-(CH2)m2—CHk(CH3)(2-k)—??(6) J-(CH2)n2—SiPhp2(CH3)(2-p2)—??(7); w is an integer of from 0 to 3; V is a methyl group or an ethyl group, provided that when w is from 2 to 3, a plurality of V's may be different groups, x is an integer of from 0 to 3, Y is a group selected from a methyl group, a cyclohexyl group, a tert-butyl group, a sec-butyl group and an isopropyl group, provided that when x is 0 or 1, a plurality of Y's may be different groups, J is a group selected from CH2?CR—COO—, an epoxy group, a vinyl group and a vinyl ether group, R is a hydrogen atom or a methyl group, I is an integer of from 0 to 1, k is an integer of from 0 to 2, provided that when A is a hyType: ApplicationFiled: June 9, 2011Publication date: December 22, 2011Applicant: Asahi Glass Company, LimitedInventors: Hiroyuki Arishima, Hiroki Hotaka
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Patent number: 8080608Abstract: Presently described are (e.g. microstructured) optical films and polymerizable resin compositions comprising at least one (meth)acrylate monomer comprising an unsubstituted or substituted phenyl ethylene group referred to as phenyl ethylene (meth)acrylate monomers.Type: GrantFiled: May 19, 2009Date of Patent: December 20, 2011Assignee: 3M Innovative Properties CompanyInventors: Bryan V. Hunt, Kyle J. Lindstrom, James P. DiZio
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Publication number: 20110297896Abstract: The present invention relates to an acrylic copolymer resin containing: 1) an alklyl (meth)acrylate-based monomer; 2) a (meth)acrylate-based monomer containing an aliphatic ring and/or an aromatic ring; and 3) at least an imide-based monomer or a styrene-based monomer, to a resin composition containing said acrylic copolymer resin and a resin containing an aromatic ring and/or an aliphatic ring in the main chain thereof, to an optical film comprising said resin composition, and to a liquid crystal display device comprising said optical film. The optical film according to the present invention has excellent heat resistance, optical transparency, etc.Type: ApplicationFiled: February 18, 2010Publication date: December 8, 2011Inventors: Su-Kyung Kim, Byoung-ll Kang, Dae-Woo Lee, Byoung-Kue Chun, Chang-Hun Han, Da-Eun Sung
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Publication number: 20110288231Abstract: Provided are a resin composition containing a (meth)acrylate compound (A) having a specific structure and a rigid moiety, and a (meth)acrylate compound (B) having a flexible moiety; a resin composition further containing a silane-based (meth)acrylate compound (C-1), an antioxidant (C-2) or an aliphatic compound (C-3) having a specific structure; and an optical component. A resin for an optical component can be produced from those resin compositions, the resin having excellent transparency, causing no cracks, being stable against heat without causing yellowing, and having a low coefficient of thermal expansion, a low water content, excellent shape stability, with excellent mold releasability, and excellent adhesiveness with a coating material that suppresses surface reflection and improves transmittance.Type: ApplicationFiled: December 7, 2009Publication date: November 24, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yutaka Obata, Takeshi Iwasaki, Hidetoshi Ono, Tomoaki Takebe
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Publication number: 20110282009Abstract: Halide displacement from brominated polyisobutylene-co-isoprene) (MIR) under homogeneous and phase-transfer catalyzed reaction conditions is used to prepare acrylate, styrenic and maleimide functionalized elastomers in high yield. These macro-monomer derivatives cross-link efficiently under peroxide initiation to give high modulus, thermoset products that cannot otherwise be accessed from isobutylene-rich elastomers. The extent of cure scales with content of activated C?C, and can extended by co-oligomerization of pendant unsaturation with that contained within multi-functional co-agents.Type: ApplicationFiled: May 16, 2011Publication date: November 17, 2011Inventors: J. Scott Parent, Ralph A. Whitney
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Patent number: 8058323Abstract: Disclosed are soft, high refractive index, acrylic materials. These materials, especially useful as intraocular lens materials, contain one or more aryl acrylic hydrophobic monomers as principal device-forming monomers and a tack-reducing macromer additive. In addition to their use as intraocular lens materials, the present materials are also suitable for use in other ophthalmic or otorhinolaryngological devices, such as contact lenses, keratoprostheses, corneal inlays or rings; otological ventilation tubes and nasal implants.Type: GrantFiled: January 23, 2009Date of Patent: November 15, 2011Assignee: Novartis AGInventors: Diana M. Cordova, Mutlu Karakelle, Chance Lehman, Douglas C. Schlueter, Joseph I. Weinschenk, III
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Patent number: 8044148Abstract: The present invention relates to a modified styrene-maleic acid copolymer obtained by reacting a carboxylic acid group in a styrene-maleic acid copolymer with a halogen and/or epoxy compound. The modified styrene-maleic acid copolymer is useful as a low profile additive for a thermosetting resin, a water-absorbing material, etc.Type: GrantFiled: November 22, 2005Date of Patent: October 25, 2011Assignees: Panasonic Electric Works Co., Ltd., International Center For Environmental Technology TransferInventors: Takeshi Yoshimura, Tetsuya Maekawa, Takaharu Nakagawa, Toyoyuki Urabe
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Publication number: 20110245417Abstract: A polymerizable composition comprised of a cycloolefin monomer, polymerization catalyst, cross-linking agent, and reactive fluidizing agent, a cross-linkable resin shaped article obtained by bulk polymerizing the polymerizable composition, a cross-linked resin shaped article obtained by bulk polymerizing and cross-linking the polymerizable composition, and a laminate obtained by laminating at least the cross-linkable resin shaped article or the cross-linked resin shaped article.Type: ApplicationFiled: October 21, 2009Publication date: October 6, 2011Applicant: ZEON CORPORATIONInventors: Ryota Mori, Kiyoshige Kojima
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Patent number: 8026326Abstract: A composition comprising a polymer backbone and at least one side group, wherein the side group comprises a benzene ring-based chromophore comprising a ketone at the 1-position, a substituted or unsubstituted amino group at the 2-position, and an oxygen atom at the 3-position of the benzene ring. The chromophore is a kynurenine-based compound. Methods of making and using the composition are also provided. The composition can be used in an ophthalmic lens or device for protecting the retina by blocking UV rays and filtering violet rays.Type: GrantFiled: March 4, 2008Date of Patent: September 27, 2011Assignee: Benz Research and Development Corp.Inventors: Patrick H. Benz, Jose A. Ors
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Patent number: 8012596Abstract: A polymerization curable composition comprising a specific polyfunctional polymerizable monomer having a hard molecular structure with an L-scale Rockwell hardness of its homopolymer of 60 or more, a specific polyfunctional polymerizable monomer and a photochromic compound, a photochromic lens substrate composed of a cured product of the polymerization curable composition, and a lens comprising the photochromic lens substrate. The substrate and lens show excellent photochromic properties such as high color development density and high fading rate, and the cured product has excellent substrate properties such as hardness, heat resistance and impact resistance as well as strength (toughness) that allows for its use in rimless spectacles.Type: GrantFiled: March 17, 2004Date of Patent: September 6, 2011Assignee: Tokuyama CorporationInventors: Junji Takenaka, Hironobu Nagoh, Junji Momoda
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Publication number: 20110189550Abstract: An overcharge inhibitor is provided which increases an internal resistance of a battery, being electropolymerized by reaction with a positive electrode at a high potential in overcharging. The overcharge inhibitor is produced by using a polymer containing a polymerizable monomer as a repeating unit. The polymerizable monomer has a functional group that is electropolymerized at a potential of 4.3 to 5.5 V based on a lithium metal reference.Type: ApplicationFiled: August 18, 2010Publication date: August 4, 2011Inventors: Jinbao ZHAO, Norio Iwayasu, Yuki Okuda, Hidetoshi Honbo
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Patent number: 7985818Abstract: Methods for removing safrole from a sample, molecular imprinted copolymers that bind safrole, and methods of making the same are provided.Type: GrantFiled: April 10, 2006Date of Patent: July 26, 2011Assignee: R.J. Reynolds Tobacco CompanyInventor: Svetlana I. Pertsovich
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Patent number: 7985356Abstract: A non-linear optical device comprising a polymer configured to be photorefractive upon irradiation by a green laser. The polymer comprises a repeating unit including a moiety selected from the group consisting of the structures (M-1), (M-2) and (M-3), as defined herein.Type: GrantFiled: July 23, 2007Date of Patent: July 26, 2011Assignee: Nitto Denko CorporationInventors: Michiharu Yamamoto, Peng Wang
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Patent number: 7981986Abstract: Microstructured optical films and polymerizable resin compositions comprising at one aromatic monomer or oligomer having at least two polymerizable (meth)acrylate groups and a fluorenol (meth)acrylate monomer.Type: GrantFiled: April 29, 2008Date of Patent: July 19, 2011Assignee: 3M Innovative Properties CompanyInventors: Bryan V. Hunt, Kyle J. Lindstrom
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Patent number: 7981989Abstract: Photopolymer-based dielectric materials are provided with methods for preparing the same. Composites and electronic devices including such dielectric materials also are provided.Type: GrantFiled: November 28, 2007Date of Patent: July 19, 2011Assignee: Polyera CorporationInventors: He Yan, Antonio Facchetti, Tobin J. Marks
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Publication number: 20110152488Abstract: A mononuclear star-branched polymer dielectric material having a repeat unit of the formula (I): A-Bn??(I) wherein, A represents a multifunctional center having a functionality and a functional group with “n” arms; n is an integer greater than 2. B represents a hydrolyzed or partially hydrolyzed compound of the formula (II): wherein, X represents H or CH3; R represents H, alkyl or is selected from a group consisting of acetoxyl, t-butyl, t-butyldimethyl silyl, acid labile groups and acid stable groups; “a” is an integer from 1 to 5; y and z are molar ratio and are the numbers satisfying y+z=1, 0<y?1 and 0?z<1.Type: ApplicationFiled: March 1, 2011Publication date: June 23, 2011Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Feng-Yu Yang, Mee-Yu Hsu, Shu-Hua Chan, Yu-Rung Peng, Yu-Shen Mai, Wei-Yang Chou
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Patent number: 7931825Abstract: A polymerizable composition comprising a bifunctional (meth)acrylate compound represented by general formula (1) and a monofunctional (meth)acrylate compound having a nitrile group at the terminal thereof represented by general formula (2). The mass ratio of them (the former/the latter) is from 90/10 to 40/60.Type: GrantFiled: January 7, 2008Date of Patent: April 26, 2011Assignee: Adeka CorporationInventors: Masatomi Irisawa, Ken Matsumoto
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Publication number: 20110086972Abstract: Presently described are (e.g. microstructured) optical films and polymerizable resin compositions comprising at least one (meth)acrylate monomer comprising an unsubstituted or substituted phenyl ethylene group referred to as phenyl ethylene (meth)acrylate monomers.Type: ApplicationFiled: May 19, 2009Publication date: April 14, 2011Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Bryan V. Hunt, Kyle J. Lindstrom, James P. DiZio
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Patent number: 7923520Abstract: The present invention relates to high refractive index monomers according to formula (I) and (co)polymers comprising such high refractive index monomers. The 5 (co)polymers are highly suitable for the manufacture of optical articles, in particular flexible optical articles, more in particular intraocular lenses.Type: GrantFiled: February 14, 2007Date of Patent: April 12, 2011Assignee: Procornea Holding B.V.Inventors: Bernardus Franciscus Maria Wanders, Henk Haitjema
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Publication number: 20110076504Abstract: New polyelectrolyte copolymer, composite material, multilayer film and substrate carrying such polyelectrolyte copolymer, composite and multilayer film wherein the polyelectrolyte copolymer comprises a) a first type of identical or different units (A) each comprising one or more dihydroxyphenyl groups such that sidechains are present along the backbone of the polyelectrolyte copolymer which contain at least one dihydroxyphenyl group each; and (b1) a second type of identical or different units (B1) each comprising a cationic moiety, or (b2) a second type of identical or different units (B2) each comprising an anionic moiety.Type: ApplicationFiled: May 16, 2009Publication date: March 31, 2011Inventors: Cécile Van De Weerdt, Christophe Detrembleur, Aurelia Charlot, Robert Jerome, Christelle Vreuls, Germaine Zocchi
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Patent number: 7910222Abstract: A polymerizable composition for forming an optical device, which comprises a polymerizable monomer of the following formula (1) and a polymerizable monomer of the following formula (2). Using the composition makes it possible to produce an optical device which has a high light transmittability and keeps a reduced transmission loss even in wet. wherein R1 and R2 each are H or D; R3 is H, D, CH3, CD3 or a halogen atom; R4is an alkyl group having from 2 to 8 carbon atoms and at least partly substituted with a fluorine atom, wherein R1 and R2 each are H or D; R3 is H, D, CH3, CD3 or a halogen atom; X1 to X5 each are H, D, a halogen atom or CF3, and at least one of X1 to X5 is a halogen atom or CF3.Type: GrantFiled: November 4, 2005Date of Patent: March 22, 2011Assignee: FUJIFILM CorporationInventors: Hiroki Sasaki, Masataka Sato, Hirokazu Kyota
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Patent number: 7893293Abstract: A chemically amplified positive resist composition comprising (A) a resin which comprises (i) a polymerization unit represented by the formula (I): wherein R7 represents a hydrogen atom etc., R8 represents a C1-C4 alkyl group, p represents an integer of 1 to 3, and q represents an integer of 0 to 2, (ii) at least one polymerization unit selected from a group consisting of a polymerization unit represented by the formula (II): wherein R1 represents a hydrogen atom etc., R2 represents a C1-C8 alkyl group and ring X represents an alicyclic hydrocarbon group, and a polymerization unit represented by the formula (IV): wherein R3 represents a hydrogen atom etc., R4 and R5 independently represents a hydrogen atom etc., R10 represents a C1-C6 alkyl group etc., and (iii) a polymerization unit represented by the formula (III): wherein R3, R4 and R5 are the same as defined above, E represents a divalent hydrocarbon group, G represents a single bond etc., Z represents a carbonyl group etc.Type: GrantFiled: June 20, 2008Date of Patent: February 22, 2011Assignee: Sumitomo Chemical Company, LimitedInventors: Makoto Akita, Isao Yoshida, Kazuhiko Hashimoto
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Publication number: 20110039206Abstract: Provided are new resins that comprise multi-ring, aromatic and/or multi-cyclic ester unit which preferably are photoacid-labile. Also provided are chemically-amplified positive photoresist that comprise such resins as well as multi-ring, aromatic and/or multi-cyclic ester monomers.Type: ApplicationFiled: May 18, 2010Publication date: February 17, 2011Applicant: Rohm and Haas Electronic Materials LLCInventors: Cong LIU, Cheng-Bai Xu
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Patent number: 7888403Abstract: Disclosed are soft, high refractive index, acrylic device materials. The materials comprise di-block or tri-block macromers containing hydrophilic side-chains. The materials have improved glistening resistance.Type: GrantFiled: October 3, 2008Date of Patent: February 15, 2011Assignee: Alcon, Inc.Inventor: Douglas C. Schlueter
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Publication number: 20110009567Abstract: A fluidity improver for a PC resin that improves the melt fluidity during molding without impairing the excellent properties of the PC resin, and also yields a molded product in which external appearance defects are unlikely. The fluidity improver for an aromatic polycarbonate resin according to the present invention is including a first polymer obtained by polymerizing 0.5 to 99.5 parts by mass of a monomer first mixture including 0.5 to 99.5% by mass of styrene and 0.5 to 99.5% by mass of phenyl (meth)acrylates, in the presence of a second polymer obtained by polymerizing 0.5 to 99.5 parts by mass of a second monomer mixture containing 0.5 to 50% by mass of ?-methylstyrene, 0.5 to 99% by mass of styrene and 0.5 to 99% by mass of phenyl (meth)acrylates, wherein the combined total of both monomer mixtures is 100 parts by mass.Type: ApplicationFiled: March 11, 2009Publication date: January 13, 2011Applicants: Mitsubishi Rayon Co., Ltd., KOITO MANUFACTURING CO., LTD.Inventors: Shinji Matsuoka, Hidetaka Anma, Kazuyuki Miyake
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Patent number: 7863386Abstract: The instant invention is an improved low-density ethylenic polymer composition and method of making the same. The polymer composition according to instant invention includes a major component, and a minor component. The major component is an LDPE resin having a melt index (I2) in the range of about 0.01 dg/min to about 100 dg/min, a MW(abs)/MW(GPC) ratio of about 2.6 or less, and a melt strength of less than (14.0 e(?1.05*log 10(MI)))cN Jj16 mmor component is an LDPE resin having a melt index (I2) of less than about 5 dg/min, a molecular weight distribution of greater than about 7, and a MW(abs)/MW(GPC) ratio of at least 2.7. The polymer composition of the instant invention may further include additional components.Type: GrantFiled: March 3, 2006Date of Patent: January 4, 2011Assignee: Dow Global Technologies Inc.Inventors: Thomas Oswald, Christopher R. Eddy, Andrea M. Rhodius, Christopher W. Conrad
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Patent number: 7858672Abstract: Disclosed are soft, high refractive index, methacrylic device materials. The materials contain an ethoxylate monomer to reduce glistenings and a long-chain alkyl methacrylate monomer for softening.Type: GrantFiled: October 1, 2008Date of Patent: December 28, 2010Assignee: Alcon, Inc.Inventor: Walter R. Laredo
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Publication number: 20100310987Abstract: A radiation-sensitive composition includes (A) an acid-dissociable group-containing polymer, and (B) a radiation-sensitive acid generator. The acid-dissociable group-containing polymer (A) includes a polymer that includes a repeating unit shown by a general formula (1) in which R1 represents a hydrogen atom, a methyl group, a fluorine atom, or a trifluoromethyl group, R2 represents a substituted or unsubstituted aryl group having 6 to 22 carbon atoms, Y represents a carbon atom, and X represents an atomic group that forms an alicyclic hydrocarbon group together with Y.Type: ApplicationFiled: July 12, 2010Publication date: December 9, 2010Applicant: JSR CorporationInventors: Ken MARUYAMA, Toshiyuki Kai
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Publication number: 20100296031Abstract: The present invention relates to an optical film, comprising a copolymer that comprises (a) a (meth)acrylic monomer, (b) an aromatic vinyl monomer, (c) at least one monomer of an acid anhydride monomer and an unsaturated organic acid monomer, and (d) a vinylcyan monomer, a protection film for a polarizer, a polarizing plate fabricated therefrom, and a display device employing the same.Type: ApplicationFiled: December 31, 2008Publication date: November 25, 2010Inventors: Nam-Jeong Lee, Beom-Seok Kim, Byoung-Il Kang, Chan-Hong Lee, Chang-Hun Han
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Publication number: 20100272971Abstract: A novel optical film is provided that exhibits a wavelength dispersion (a reverse wavelength dispersion) such that the birefringence of the film decreases as the wavelength becomes shorter, at least in the visible light range. The optical film includes a layer formed of a resin (A) having a heteroaromatic group or a molecular structure represented by the following formula (1), (2) or (3): where in the formula (1), n is a natural number in the range of 1 to 4, and R1 and R2 each independently represent a hydrogen atom or a methyl group. The optical film exhibits a wavelength dispersion such that the birefringence of the film decreases as the wavelength becomes shorter, at least in the visible light range.Type: ApplicationFiled: December 26, 2008Publication date: October 28, 2010Applicant: NIPPON SHOKUBAI CO., LTD.Inventors: Takashi Miyai, Yoshiyuki Shiotani, Hideo Asano, Hirokazu Niwa, Susumu Hirama, Satoshi Ishida, Masanori Takaiwa
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Patent number: 7799844Abstract: An active energy beam-curable composition for optical material is provided that comprises (A) a di(meth)acrylate represented by the following formula (1) and (B) a mono(meth)acrylate represented by the following formula (2) and/or a mono(meth)acrylate represented by the following formula (3), wherein the active energy beam-curable composition contains 10 to 90 wt % of the component (A) and 90 to 10 wt % the component (B) on the basis of the total weight of the components (A) and (B). In the formula, R1 and R3 independently represents a hydrogen atom or a methyl group, R2 and R4 independently represents a hydrogen atom, a methyl group or an ethyl group, R5 to R8 independently represents a hydrogen atom, a methyl group or a bromine atom, and l and m independently represents an integer of 1 to 6, R9 represents a hydrogen atom or a methyl group, R10 represents a hydrogen atom or a methyl group.Type: GrantFiled: November 5, 2004Date of Patent: September 21, 2010Assignee: Toagosei Co., Ltd.Inventor: Yasuyuki Sanai
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Patent number: 7799845Abstract: Disclosed are soft, high refractive index, acrylic device materials. The materials comprise di-block or tri-block macromers containing a hydrophilic block in the polymer backbone. The materials have improved glistening resistance.Type: GrantFiled: October 3, 2008Date of Patent: September 21, 2010Assignee: Alcon, Inc.Inventor: Douglas C. Schlueter