Patents Examined by David L Miller
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Patent number: 8748548Abstract: To obtain a hydrophilic macromonomer mixture which is a highly polymerized hydrophilic macromonomer, has few components not bonded to the polymer chain after polymerization, and is less likely to leaching. Provided is a macromonomer mixture containing macromonomer A being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a polymerization initiator at an end thereof; and macromonomer B being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a chain transfer agent at an end thereof.Type: GrantFiled: December 22, 2010Date of Patent: June 10, 2014Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Kazuhiko Fujisawa, Masataka Nakamura
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Patent number: 8729203Abstract: The present invention provides a monomer for a polymerizable composition, a polymerizable composition containing the monomers, a polymer formed from the polymerizable composition, and ophthalmic lens blanks and ophthalmic lenses formed from the polymer. The monomer is a compound having the formula (I) or (Ia).Type: GrantFiled: May 7, 2009Date of Patent: May 20, 2014Inventors: Timothy Charles Higgs, Richard Alexander Young
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Patent number: 8722823Abstract: Disclosed is a polymer including a polymer polymerized of a phosphorous-based monomer, a polymer polymerized of a nitrogen-based monomer, or a polymer polymerized of the phosphorous-based monomer and the nitrogen-based monomer. The phosphorous-based monomer has the formula as follows: and the nitrogen-based monomer has the formula as follows: R1 and R3 consists of hydrogen, a phenyl group, a C7-12 alkyl phenyl group, a C1-12 alkyl group, a C2-12 ether group, a C1-12 alkoxyl group, or a C1-12 hydroxylalkyl group, respectively. R2 and R4 consists of a phenylene group, a C7-12 alkyl phenylene group, a C1-12 alkylene group, a C2-12 ether group, a C1-12 alkylene glycol group, or a C1-12 hydroxylalkylene group, respectively.Type: GrantFiled: October 26, 2012Date of Patent: May 13, 2014Assignee: Industrial Technology Research InstituteInventors: Lung-Chang Liu, Po-Jen Yang
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Patent number: 8722185Abstract: The present invention provides a pressure-sensitive adhesive sheet large in adhesive force when used for a surface of a glass member and capable of reducing the adhesive force to a degree allowing the occurrence of the cracking or breakage of the glass member to be suppressed when the sheet is peeled from the surface of the glass member. The pressure-sensitive adhesive sheet for glass plates of the present invention includes a pressure-sensitive adhesive layer including an acrylic polymer, wherein the content of the acrylic polymer in the pressure-sensitive adhesive layer is 30% by weight or more in relation to the total amount (100% by weight) of the pressure-sensitive adhesive layer; the acrylic polymer substantially includes no acidic functional group; the solvent-insoluble fraction of the pressure-sensitive adhesive layer is 50% or more; and the adhesive force to glass as determined by a specific method is 12.0 N or less.Type: GrantFiled: December 27, 2012Date of Patent: May 13, 2014Assignee: Nitto Denko CorporationInventors: Masahito Niwa, Kaori Miki
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Patent number: 8716519Abstract: The invention relates to novel cross-linkable monomers that may be polymerized with ethylenically unsaturated comonomers to form cross-linkable copolymers. Said copolymers may particularly be used in the form of aqueous dispersions as formaldehyde-free adhesives or as coatings with good water resistance.Type: GrantFiled: July 11, 2008Date of Patent: May 6, 2014Assignee: Celanese Emulsions GmbHInventors: Martin Jakob, Stefan Nogai
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Patent number: 8716420Abstract: An amphiphilic polymer (A) comprising repeat units of the general formulae (I), (II) and (III): or salts thereof, wherein R1 is H or methyl, R2 is an aliphatic moiety with a main chain of 3 to 30 carbon atoms and 0 to 3 heteroatoms selected from the group N, O, S, Se and Si, and R3 is one of (i) an alicyclic moiety with a main chain of 5 to 80 carbon atoms and 0 to 30 heteroatoms (ii) a moiety —Z—R4 wherein R4 is an alicyclic moiety with a main chain of 5 to 80 carbon atoms and 0 to 30 heteroatoms and Z is an aliphatic bridge of 1 to 3 carbon atoms and 0 to 2 heteroatoms, (iii) an aliphatic moiety with a main chain of 3 to 80 carbon atoms and 0 to about 30, and a C?C group or an azido group.Type: GrantFiled: October 12, 2009Date of Patent: May 6, 2014Assignee: Agency for Science, Technology and ResearchInventors: Dominik Janczewski, Nikodem Tomczak, Ming-Yong Han, G. Julius Vancso
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Patent number: 8710168Abstract: The present invention is a polymer having structural units, units of formula I, units of formula II and units of either formula IIIa or formula IIIb: The polymer improves the low-temperature properties of fuel oils from petroleum sources and especially from vegetable or animal sources.Type: GrantFiled: December 17, 2010Date of Patent: April 29, 2014Assignee: Infineum International LimitedInventors: Carl Waterson, Christopher J. Booth
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Patent number: 8703891Abstract: A contact lens formed of a composition comprising the reaction product of: A) at least 10 weight percent, based on the total composition weight excluding solvent, of at least one silicone-containing monomer of the formula I: where n is from 1 to 3, m is from 9 to 15, each a independently is C1-4 alkyl, and each b independently is C1-4 alkyl; B) at least 10 weight percent, based on the total composition weight excluding solvent, of 3-methacryloxypropyl tris(trimethylsiloxy)silane; C) N-vinyl pyrrolidone; and D) at least one other non-ionic hydrophilic monomer wherein the combined amount of A) and B) is at least 20 weight percent based on the total composition weight excluding solvent, and wherein the N-vinyl pyrrolidone (NVP) is present in such an amount that the reaction product comprises polyvinyl pyrrolidone (PVP) homopolymer.Type: GrantFiled: September 24, 2012Date of Patent: April 22, 2014Assignee: Sauflon CL LimitedInventor: Robert Andrew Broad
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Patent number: 8697912Abstract: The present invention relates to an N-(1-hydroxyethyl)carboxamide compound represented by formula (1) (in the formula, RA and RB represent independently from each other a hydrogen atom or an alkyl group having 1 to 4 carbon atoms except for a case where RA and RB represent a hydrogen atom at the same time) and a method for producing the same; a method for producing an N-(1-alkoxyethyl)carboxamide compound; a method for producing an N-vinyl carboxylic acid amide compound; and a method for producing an N-vinyl carboxylic acid amide (co)polymer. An N-(1-alkoxyethyl)carboxamide compound can be obtained by reacting N-(1-hydroxyethyl)carboxamide compound with alcohol in the presence of an acid catalyst, and an N-vinyl carboxylic acid amide compound, which is a monomer of the N-vinyl carboxylic acid amide (co)polymer, can be obtained by thermally decomposing or catalytically decomposing the N-(1-alkoxyethyl)carboxamide compound.Type: GrantFiled: January 5, 2010Date of Patent: April 15, 2014Assignee: Showa Denko K.K.Inventors: Keisuke Ohta, Syunichi Nagamatsu, Tetsuya Ishii
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Patent number: 8696947Abstract: Methods of recovering compositions comprising nanowires and the product compositions are disclosed and claimed. The product compositions produced by these methods are able to provide equivalent performance to virgin raw materials in transparent conductive film manufacturing processes.Type: GrantFiled: November 30, 2011Date of Patent: April 15, 2014Assignee: Carestream Health, Inc.Inventors: Richard R. Ollmann, Chaofeng Zou, Gary E. Labelle, Doreen C. Lynch
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Patent number: 8674043Abstract: There is provided a photosensitive resin composition having desired properties. A photosensitive resin composition comprising: a component (A) that is a copolymer including a structural unit of Formula (1) and at least one structural unit of Formula (2), and a component (B) that is a photosensitizer: (where two Xs are independently a hydrogen atom, a C1-5 alkyl group, a C5-6 cycloalkyl group, a phenyl group, or a benzyl group and Y is a hydrogen atom, a C1-5 alkyl group, a C5-6 cycloalkyl group, a phenyl group, or a benzyl group provided that each of a part or all of the hydrogen atoms in the alkyl group, the cycloalkyl group, the phenyl group, and the benzyl group is optionally substituted with a halogen atom, a carboxy group, a hydroxy group, an amino group, or a nitro group).Type: GrantFiled: August 30, 2010Date of Patent: March 18, 2014Assignee: Nissan Chemical Industries, Ltd.Inventor: Takahiro Kishioka
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Patent number: 8653211Abstract: A random copolymer having a structure represented by the following Formula 1: wherein R is phosphonic acid, Me is a methyl group, x is a number of styrene units, and y is a number of methyl methacrylate units.Type: GrantFiled: April 30, 2012Date of Patent: February 18, 2014Assignees: Samsung Display Co., Ltd., Industry-University Cooperation Foundation Sogang UniversityInventors: Min-Hyuck Kang, Su-Mi Lee, Eun-Ae Kwak, Moon-Gyu Lee, Bong-Jin Moon, Suk-Ho Kim, Ju-Hee Kim, Won-Tae Joo
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Patent number: 8642683Abstract: A polypropylene composition for injection molded parts. The composition includes bio-based fillers (such as coconut shell powder), synthetic fillers and mineral fillers (such as talc powder and Wollastonite). The polypropylene polymer may be virgin polypropylene, recycled polypropylene or a combination of virgin and recycled polypropylene. A polyolefin elastomer such as an ethylene-octene copolymer is included to improve impact resistance. A reinforcing agent, nucleator and melt flow enhancer may also be included in the composition to improve product performance and processing.Type: GrantFiled: April 23, 2013Date of Patent: February 4, 2014Assignee: Ford Flobal Technologies, LLCInventors: Paul Kenneth Dellock, Joel Thomas Pierce, Talat Karmo
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Patent number: 8629227Abstract: Modified polyvinyllactams and their use.Type: GrantFiled: December 2, 2009Date of Patent: January 14, 2014Assignee: BASF SEInventors: Frank Fischer, Ludger Wegmann, Michael Ehle, Stephan Bauer, Harald Meyer, Son Nguyen Kim
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Patent number: 8623978Abstract: Process for the preparation of low-peroxide crosslinked vinyllactam polymer by free-radical polymerization in the presence of at least one organic substance acting as antioxidant, low-peroxide crosslinked vinyllactam polymer obtainable by this process, and its use.Type: GrantFiled: November 23, 2011Date of Patent: January 7, 2014Assignee: BASF SEInventors: Frank Fischer, Erik Bohrer, Angelika Maschke, Karl Kolter, Michael Kerber
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Patent number: 8604148Abstract: This invention relates to a polymer of a cyclic olefin and a vinyl terminated macromonomer, and processes for the production thereof.Type: GrantFiled: November 29, 2011Date of Patent: December 10, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Matthew W. Holtcamp, Donna J. Crowther, Caol P. Huff, Patrick Brant, Jacqueline A. Lovell
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Patent number: 8598293Abstract: The present invention relates to a resin composition comprising (a) from 30 to 70 wt. % of a vinyl ester resin, (b) from 30 to 70 wt. % of reactive diluent, wherein the resin composition comprises methacrylate containing compound and an itaconate ester as reactive diluent.Type: GrantFiled: March 24, 2010Date of Patent: December 3, 2013Assignee: DSM IP Assets B.V.Inventors: Marian Henryk Szkudlarek, Johan Franz Gradius Antonius Jansen
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Patent number: 8580904Abstract: The invention provides a silicone monomer which is suitable for the manufacture of ophthalmic devices, such as contact lenses, intraocular lenses, and keratoprosthesis, a monomer composition containing the monomer, and a polymer which fulfills both surface hydrophilicity and oxygen permeability at the same time. The silicone monomer of the present invention is represented by the formula (1a) or (1b): (X: a monovalent C2 to C6 organic group having one or more —OH and optionally one O or N in its main chain; Z1 to Z9: a C1 to C4 alkyl group; n: 1 to 3; a and b: 0 or 1).Type: GrantFiled: March 5, 2010Date of Patent: November 12, 2013Assignee: NOF CorporationInventors: Yosuke Matsuoka, Nobuyuki Yoshioka, Mao Sorimachi, Nobuyuki Sakamoto
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Patent number: 8440773Abstract: A stimulus-responsive compound includes a pair of alkyl chains; a crosslinking portion that crosslinks the pair of alkyl chains; and a liquid-crystalline functional group attached to at least one of the alkyl chains. The crosslinking portion includes: a unit A that has a bond that serves as a rotational axis, a first group positioned at one end of the bond, and a second group positioned at the other end of the bond, a first unit B disposed at a first bonding site of the first group, and a second unit B disposed at a first bonding site of the second group. The first unit B and the second unit B are capable of forming a bond between each other through redox reaction.Type: GrantFiled: July 28, 2011Date of Patent: May 14, 2013Assignee: Seiko Epson CorporationInventor: Toshihiro Otake
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Patent number: 8420757Abstract: A polymer comprising a polymer backbone. The polymer backbone has a plurality of carbon atoms. There are two lipophobic carboxylate groups or carboxylic acid groups per repeating unit being coupled to separate carbon atoms of the backbone. The polymer may be used to recover metals by chelation and then burning away the polymer.Type: GrantFiled: March 15, 2011Date of Patent: April 16, 2013Inventor: Joseph P. Laurino