Abstract: In accordance with various aspects of the invention, implantable and insertable medical devices are provided, which contain one or more polymeric regions. In one aspect, the polymeric regions comprise (a) a block copolymer that comprises a polyaromatic block and a polyalkene block admixed with (b) a sulfonated high Tg polymer. In another aspect, the polymeric regions comprise a block copolymer that comprises (a) a sulfonated polymer block and (b) fluorinated polymer block.
Abstract: This disclosure discloses novel responsive polymers that comprise a rod segment and (or) a coil segment. This disclosure also discloses nanomaterial-polymer composite comprising the responsive polymers that are covalently linked with nanomaterials. Also disclosed are polymeric transducer materials and sensor systems that comprise the nanomaterial-polymer composite.
Type:
Grant
Filed:
May 27, 2011
Date of Patent:
December 2, 2014
Assignee:
The Regents of the University of California
Abstract: The present invention provides a resin composition which comprises: (A) a saponifed ethylene-vinyl ester copolymer; (B) a rubber-like graft polymer; and (C) a polyalkylene ether unit-containing polymer. The inventive resin composition, which employs the saponfied ethylene-vinyl ester copolymer, is excellent in impact resistance.
Type:
Grant
Filed:
March 10, 2011
Date of Patent:
November 11, 2014
Assignee:
The Nippon Synthetic Chemical Industry Co., Ltd.
Abstract: A block copolymer comprising a fluorinated block and a non-fluorinated block and method of making the block copolymer are provided. Also provided herein are a coating on an implantable device comprising the block copolymer and method of using the implantable device.
Abstract: Disclosed herein is covered conductors with a normal to large conductor cross-section area (AWG 5 to AWG 24). The thickness of the coating can be, for example, 0.25 to 8.0 millimeter (mm). Also disclosed are a thermoplastic composition comprising a poly(arylene ether) having an intrinsic viscosity greater than 0.25 dl/g as measured in chloroform at 25° C., a styrenic resin, a polyolefin resin, and optionally a flame retardant, a compatibilizer, or a combination of a flame retardant and a compatibilizer. The coating comprises the thermoplastic composition described above.
Abstract: Disclosed is a thermoplastic composition comprising a polycarbonate terpolymer comprising structures derived from structures (I), (II) and (III), wherein (I) is a dihydroxy compound having the structure (A): wherein n is 0 to 4 and Rf is independently a halogen atom, a C1-10 hydrocarbon group, or a C1-10 halogen substituted hydrocarbon group; (II) comprises a second dihydroxy compound derived from Formula (A) and different from (I) and wherein n and Rf are as previously defined; and (III) a third dihydroxy compound not derived from Formula (A), wherein the sum of the mol percent of all of structures (I) and (II) is greater than 45% relative to the sum of the molar amounts of all of structures (I), (II) and (III) in the polycarbonate terpolymer and wherein said polycarbonate terpolymer is amorphous; an impact modifier; an ungrafted rigid copolymer; and a flame retardant. The thermoplastic composition has improved chemical resistance and flame retardance.
Type:
Grant
Filed:
June 12, 2007
Date of Patent:
October 28, 2014
Assignee:
Sabic Global Technologies B.V.
Inventors:
Bernardus Johannes Paulus Jansen, Christiaan Henricus Johannes Koevoets, Edward Kung, Wilhelmus Johannes Daniel Steendam
Abstract: The present invention provides a tire rubber composition with which the grip performance, the abrasion resistance, and the performance in terms of rolling resistance are improved in a balanced manner. The present invention relates to a tire rubber composition comprising: a modified diene rubber A which is modified with a specific acrylamide compound; and a modified diene rubber B which is modified with a specific modifying compound alone or together with a specific silicon or tin compound, a weight average molecular weight of a total of the modified diene rubbers A and B being 300,000 to 1,400,000.
Abstract: There is provided an encapsulant material for solar cells which facilitates production of a solar cell module and is excellent in flexibility, heat resistance, transparency, etc., and a solar cell module produced using the encapsulant material. The present invention relates to an encapsulant material for solar cells which includes a resin composition (C) containing an ethylene-?-olefin random copolymer (A) capable of satisfying the following condition (a) and an ethylene-?-olefin block copolymer (B) capable of satisfying the following condition (b): (a) a heat of crystal fusion is from 0 to 70 J/g as measured in differential scanning calorimetry at a heating rate of 10° C./min; and (b) a crystal fusion peak temperature is 100° C. or higher and a heat of crystal fusion is from 5 to 70 J/g as measured in differential scanning calorimetry at a heating rate of 10° C./min.
Type:
Grant
Filed:
July 16, 2010
Date of Patent:
October 21, 2014
Assignee:
Mitsubishi Plastics, Inc.
Inventors:
Kouichirou Taniguchi, Jun Nishioka, Ryota Yamamoto, Yo Miyashita
Abstract: The invention relates to a bituminous composition containing at least one bitumen and at least one polyolefin capable of forming a supramolecular assembly comprising one or more associative group(s). The invention also relates to the use of such bituminous composition for the preparation of asphalt mixtures useful for the coating of rolling surfaces, for the preparation of water-proofing coatings, and for the preparation of adhesive formulations.
Type:
Grant
Filed:
August 18, 2010
Date of Patent:
October 7, 2014
Assignee:
Ceca S.A.
Inventors:
Juan Antonio Gonzalez Leon, Gilles Barreto
Abstract: The present invention relates to the use of polyolefins having isotactic structural elements in floor coverings, in particular in carpets or artificial lawns.
Type:
Grant
Filed:
January 22, 2009
Date of Patent:
September 30, 2014
Assignee:
Evonik Degussa GmbH
Inventors:
Hinnerk Gordon Becker, Marlies Vey, Lutz Mindach
Abstract: Material composed of a polyazacycloalkane grafted on polypropylene fibres. Process for the preparation of this material. Process for removing metal cations present in a liquid by bringing this liquid into contact with the said material.
Type:
Grant
Filed:
January 14, 2008
Date of Patent:
September 23, 2014
Assignee:
Commissariat a l'Energie Atomique
Inventors:
Frédéric Rascalou, Franck Denat, Roger Guilard, Jean-Louis Babouhot, Hervé Chollet, Michel Meyer
Abstract: An object of the present invention is to provide a polymer composition for an inner liner, that is excellent in air permeation resistance and adhesion with an adjacent rubber, and a pneumatic tire using the same. In the polymer composition for an inner liner, a polymer component contains 99 to 50% by mass of a styrene-isobutylene-styrene triblock copolymer, and at least one of a styrene-isoprene-styrene triblock copolymer and a styrene-isobutylene diblock copolymer in a total amount of 1 to 50% by mass.
Abstract: Elastomeric block copolymers having star-shaped molecular architecture, where the star-shaped molecular architecture has at least two different arms of the star, a process for producing the elastomeric block copolymers, the use of the elastomeric block copolymers for producing moldings, or as adhesive layer in multilayer foils; as seal; as adhesion promoter or thermoplastic component in wood-plastics composites; as hot-melt adhesive component; for impact-modifying thermoplastics or elastomers, or for compatibilization, and to foils, foams, thermomoldings, injection moldings, flexible tubing, or profile extrudates composed of at least one elastomeric block copolymer.
Type:
Grant
Filed:
October 27, 2011
Date of Patent:
September 16, 2014
Assignee:
Styrolution GmbH
Inventors:
Konrad Knoll, Daniel Wagner, Andrea Colombo, Geert Verlinden
Abstract: Branched block polymers, and the rubber compositions containing them, which can be used, in particular, for manufacturing tires or semi-finished products for tires. Processes for preparing said polymers and compositions are also disclosed.
Abstract: A rubber-modified polystyrene resin composition is for making an electroplatable article which has a sectioned layer defining a unit area. The rubber-modified polystyrene resin composition includes a resin matrix, occlusion rubber particles dispersed in the resin matrix, and non-occlusion rubber particles dispersed in the resin matrix. A total sectional area ratio of the occlusion rubber particles to the non-occlusion rubber particles in the unit area ranges from 1.1 to 14.
Type:
Grant
Filed:
November 17, 2011
Date of Patent:
September 16, 2014
Assignee:
Chi Mei Corporation
Inventors:
Chien-Chung Wu, Chun-Ting Kuo, Wen-Yi Su, Chen-Hsiang Fang
Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers. The crystalline block composites comprise i) a crystalline ethylene based polymer; ii) a crystalline alpha-olefin based polymer and iii) a block copolymer comprising a crystalline ethylene block and a crystalline alpha-olefin block.
Type:
Grant
Filed:
June 21, 2011
Date of Patent:
September 2, 2014
Assignee:
Dow Global Technologies LLC
Inventors:
Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand, Edmund M. Carnahan, Thomas Karjala
Abstract: Compositions suitable for film comprise at least one ethylene/?-olefin interpolymer, wherein the ethylene/?-olefin interpolymer may have, for example, a Mw/Mn from about 1.7 to about 3.5, at least one melting point, Tm, in degrees Celsius, and a density, d, in grams/cubic centimeter, wherein the numerical values of Tm and d correspond to the relationship: Tm>?2002.9+4538.5(d)?2422.2(d)2.
Type:
Grant
Filed:
March 15, 2006
Date of Patent:
August 26, 2014
Assignee:
Dow Global Technologies LLC
Inventors:
David W. Fuchs, Pradeep Jain, Mehmet Demirors, Pak-Meng Cham, Yunwa W. Cheung
Abstract: This invention relates to methods for producing an alkene terminated polystyrene, including: contacting a styrenic block copolymer and an alkene in the presence of a metathesis catalyst under conditions sufficient to produce an alkene terminated polystyrene having an unsaturation functionality of at least 0.7 and a MWD of about 1.5 or less. Methods for producing functionalized polymers and polyethylene blend composition comprising these functionalized polymers are also disclosed.
Type:
Grant
Filed:
April 18, 2012
Date of Patent:
August 19, 2014
Assignee:
ExxonMobil Chemical Patents Inc.
Inventors:
Mun F. Tse, Aspy K. Mehta, Joann M. Canich, Matthew W. Holtcamp, John R. Hagadorn, Charles J. Ruff
Abstract: Embodiments of the invention provide block composites comprising a soft copolymer, a hard polymer and a block copolymer having a soft segment and a hard segment, wherein the hard segment of the block copolymer is the same composition as the hard polymer in the block composite and the soft segment of the block copolymer is the same composition as the soft copolymer of the block composite and their use as impact modifiers.
Type:
Grant
Filed:
October 1, 2010
Date of Patent:
August 12, 2014
Assignee:
Dow Global Technologies LLC
Inventors:
Edmund M. Carnahan, Colin LiPiShan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli