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| Number | Title | Issue Date |
| 8178625 | Thermoplastic vulcanizate composition The instant disclosure is directed to a thermoplastic vulcanizate composition comprising a dynamically-cured rubber; from about 20 to about 300 parts by weight of a thermoplastic resin per 100 parts by weight rubber and from about 30 to about 250 parts by weight add... | 05/15/2012 |
| 7592397 | Cap liners, closures, and gaskets from multi-block polymers A polymer composition comprises at least an ethylene/α-oleiln interpolymer and at least one other polymer. The other polymer can be selected from a second ethylene/α-olefin interpolymer, an elastomer, a polyolefin, a polar polymer, and an ethylene/carboxylic acid ... | 09/22/2009 |
| 7423089 | Preparation of rubber composition comprised of EPDM/polyisoprene rubber blends and tire with sidewall comprised thereof This invention relates to preparation of rubber compositions comprised of EPDM and conjugated diene-based elastomer, particularly including cis 1,4-polyisoprene rubber, and particularly natural cis 1,4-polyisoprene rubber, blends and pneumatic rubber tire with an ou... | 09/09/2008 |
| 7393902 | Rubber composition for base tread and tire comprising the same A rubber composition for a base tread which achieves improved steering stability and rolling resistance properties and a tire containing the same wherein the rubber composition includes a rubber component containing (a) 20 to 60% by weight of a polybutadiene rubber ... | 07/01/2008 |
| 7390850 | Thermoplastic elastomer compositions A thermoplastic elastomer composition comprises a blend of a thermoplastic component with a cured elastomer component characterised in that the elastomer component prior to curing comprises a major proportion of a main elastomer and a minor proportion of a high mole... | 06/24/2008 |
| 7367369 | Aircraft tire The invention relates to an aircraft tire with a tread having a running surface of a rubber composition which contains elastomers of which a major portion is a specialized cis 1,4-polybutadiene elastomer and a minor portion is cis 1,4-polyisoprene rubber and which c... | 05/06/2008 |
| 7335692 | Rubber composition for tire tread The present invention relates to a cross-linkable or cross-linked rubber composition usable in a tread of a tire, and to a tire incorporating this tread. A rubber composition according to the invention is based on at least one diene elastomer, and a plasticizer comp... | 02/26/2008 |
| 7300983 | High melt strength polymers and method of making same A polymer composition that has a backbone chain; and a plurality of long chain branches connected to the backbone is described. The polymer composition also has a value of 2g′LCB-1g′LCB that is less than about 0.22, wh... | 11/27/2007 |
| 7291663 | Conductive elastomer composition, conductive roller, and conductive belt A conductive roller or a conductive belt is composed of a conductive elastomer composition including a polymer composition having a plurality of carbon-to-carbon double bonds and containing not less than 40 mol % of ethylene oxide; an organometallic salt containing ... | 11/06/2007 |
| 7288602 | Silica filled multi-viscoelastic response rubber The present invention relates to silica filled multi-viscoelastic response rubber which is thermomechanically mixed with an organosilicon compound during the non-productive mix stage and zinc oxide is added during the productive stage of mixing. ... | 10/30/2007 |
| 7267887 | Composite molding with adhesive composition layer comprising conjugated diene polymer having cyclic structure, and coating material A shaped composite article comprising a substrate and an adherend, which are comprised of different materials and are bonded together through a layer of an adhesive composition comprising as the main ingredient (i) a cyclic structure-containing conjugated diene poly... | 09/11/2007 |
| 7268187 | Rubber composition The present invention provides a rubber composition for a sidewall or a clinch having improved cut resistance, crack growth resistance and low fuel consumption for an automobile the present invention relates to a rubber composition for a side wall or a clinch compri... | 09/11/2007 |
| 7262254 | Tire with low volatile alcohol emission rubber tread with compositional limitations The invention relates to a tire having a tread of a rubber composition with compositional limitations containing minimal, if any, of in situ formed volatile alcohol byproduct. The tread component rubber composition contains a combination or pre-hydrophobated silica ... | 08/28/2007 |
| 7259209 | Reactive hot-melt-type adhesive granules for fabricating insulating glass A mixture of at least two thermoplastic particles having reactive grups which when melted and mixed react to form a high molecular weight polymer. The blend of particles when molten is particularly useful in forming double insulating glass or plastic panels. ... | 08/21/2007 |
| 7253225 | Rubber composition for a tire tread The invention relates to a cross-linked rubber composition for a tire tread having a Shore A hardness greater than 45 and less than 57, measured in accordance with Standard ASTM D 2240, wherein the composition comprises greater tha... | 08/07/2007 |
| 7253235 | Rubber composition for a tire and tire using the same The present invention provides a rubber composition for a tire, in which gripping performance and abrasion resistance are improved in a balanced manner, and a tire using the same. Specifically, the present invention provides a rubber composition for a tire comprisin... | 08/07/2007 |
| 7235609 | Thermoplastic olefin compositions and articles A thermoplastic olefin (TPO) composition comprises (1) a major amount by weight of (a) a substantially linear homopolymer or copolymer of a C2–C10 α-olefin in major proportion to (b) a long chain branched a linear homopolymer or copolymer of... | 06/26/2007 |
| 7199190 | Golf ball A golf ball-which is formed from a crosslinked rubber compound composed of, as essential components, (A) a rubber base material composed of (a) a polybutadiene containing no less than 60 wt % of cis-1,4 bonds and having a Mooney viscosity (ML1+4 (100° C.... | 04/03/2007 |
| 7189786 | Golf ball A golf ball which is formed from a crosslinked rubber compound composed of, as essential components, (A) a rubber base material composed of (a) a polybutadiene containing no less than 60 wt % of cis-1,4 bonds and having a Mooney viscosity (ML1+4 (100° C.... | 03/13/2007 |
| 7169849 | Process for production of thermoplatic elastomer composition A process for production of a thermoplastic elastomer composition by melt-kneading a mixture in one step to thereby conduct dynamic crosslinking, wherein the mixture comprises a hydrogenated block copolymer (a1) which is prepared by hydrogenating a block ... | 01/30/2007 |
| 7160950 | Modified olefin copolymer A modified olefin-based copolymer produced by graft-polymerizing an alkenyl aromatic hydrocarbon and/or an unsaturated carboxylic acid or derivative thereof to an olefin-based copolymer containing repeating units derived from a linear α-olefin and/or ethylene copol... | 01/09/2007 |
| 7153920 | Synthesis of functionalized high vinyl rubber This invention is based upon the discovery that rubbery polymers having a high vinyl content and a low degree of branching can be synthesized with an initiator system that is comprised of (a) a lithium initiator selected from the group consisting of allylic lithium ... | 12/26/2006 |
| 7148290 | Rubber composition for golf ball A rubber composition for a golf ball having excellent rebound characteristics and excellent durability, and showing good workability, which contains a base rubber, a co-crosslinking agent, an organic peroxide and an inorganic filler, wherein the base rubber includes... | 12/12/2006 |
| 7148262 | Method for drying and using swarf in golf balls The present invention relates to an apparatus and method for reusing waste material generated during the manufacturing of golf ball cores. More specifically, the present invention relates to a method and apparatus for drying the waste material in order lower its moi... | 12/12/2006 |
| 7132480 | Compositions for use in golf balls The present invention is directed to a golf ball comprising a core having a diameter of at least 1.5 inches, an inner cover layer encasing the core, and an outer cover layer encasing the inner cover layer. The inner cover layer has a thickness of from 0.005 inches t... | 11/07/2006 |
| 7094849 | Bulk polymerization process for producing polydienes A method of producing cis-1,4-polydienes, the method comprising the step of contacting conjugated diene monomer with a lanthanide-based catalyst system in the presence of less than 20% by weight of organic solvent based on the total weight of monomer, organic solven... | 08/22/2006 |
| 7087549 | Calcium-based catalyst system This invention reveals a catalyst system for use in isothermal polymerizations which consists essentially of (a) an organolithium compound, (b) a calcium alkoxide and (c) a lithium alkoxide. The subject invention further discloses a process for synthesizing a random... | 08/08/2006 |
| 7087660 | Preparation of components and articles with directed high frequency energy heated silica-rich rubber components containing high softening point polymer and sulfur curative This invention relates to a process of preparation of components and articles of manufacture containing at least one of such components, such as tires, and the resulting prepared components and fabricated articles, by use of directed high frequency energy internally... | 08/08/2006 |
| 7078463 | High oxygen transmission biaxially oriented polypropylene film A biaxially oriented polyolefin multilayer film containing: (a) a core layer containing (i) greater than about 0% by weight to about 50% by weight of an isotactic polypropylene-containing impact copolymer, (ii) about 10% by weight to 70% by weight of an alpha olefin... | 07/18/2006 |
| 7074869 | Synthesis of functionalized high vinyl rubber This invention is based upon the discovery that rubbery polymers having a high vinyl content and a low degree of branching can be synthesized with an initiator system that is comprised of (a) a lithium initiator selected from the group consisting of allylic lithium ... | 07/11/2006 |
| 7074854 | ABS moulding material with improved workability and a high lustre A Polymer compositions that features high degree of toughness, very good processability and extremely high gloss is disclosed. The composition contains (I) a graft rubber polymer obtained by emulsion polymerization of styrene and a... | 07/11/2006 |
| 7064171 | Non-random styrene-butadiene rubber The present invention reveals a tire having a tread that is comprised of (1) 30 phr to 80 phr of a non-random styrene-butadiene rubber comprised of polymer chains that are derived from styrene and 1,3-butadiene, wherein from about 10 weight percent to about 50 weigh... | 06/20/2006 |
| 7060741 | Polymer compositions with improved property constancy The present invention provides polymer compositions of special graft rubber polymers, in the production of which are employed rubbers with defined particle diameters obtained by seed polymerization using seed latex particles with defined particle diameters. ... | 06/13/2006 |
| 7041743 | Thin-layer-covered golf ball with improved velocity A golf ball comprising a center comprising a polybutadiene having a molecular weight of greater than 200,000 and a resilience index of at least about 40; and a cover layer comprising a polyurethane composition formed from a prepolymer having no greater than 7.5 perc... | 05/09/2006 |
| 7041006 | Golf balls including solution blended polymeric composite and method of making same Golf balls having a portion or layer formed from a polymeric composite that preferably includes at least two polymers with distinct microstructures. In particular, the balls can include a polybutadiene having at least about 80 percent cis-isomer polybutadiene blende... | 05/09/2006 |
| 7026399 | Golf ball incorporating a polymer network comprising silicone A composition including a non-silicone material, a silicone material, and a crosslinking agent. The composition forms a structure selected from the group consisting of an interpenetrating network structure and a thermoplastic vulcanizate structure. ... | 04/11/2006 |
| 7022771 | Olefin copolymers containing cyclopropane rings in the main chain The invention relates to copolymers of alkenes and conjugated dienes containing cyclopropane and cyclopentane rings in the main chain. These copolymers are charachterised in that the amount of cyclopropane units is between 0.1% and 50% by weight and that the molar p... | 04/04/2006 |
| 7008899 | Lanthanide-based catalyst composition for producing cis-1,4-polydienes A catalyst composition that is the combination of or the reaction product of ingredients comprising (a) a lanthanide compound, (b) an organoaluminum hydride, and (c) a tin halide compound. ... | 03/07/2006 |
| 6984706 | Diene rubber, process for production thereof, rubber compositions, process for producing the same, and crosslinked rubbers A diene rubber (A) having a weight average molecular weight (Mw) of 100,000 to 3,000,000, an Mw/number average molecular weight (Mn) ratio of 1.30 to 2.50, and an Mw/peak top molecular weight (Mp) ratio 0.70 to 1.30. A rubber composition comprising the diene rubber ... | 01/10/2006 |
| 6982301 | Golf ball cores comprising blends of polybutadiene rubbers A golf ball comprising a solid core and a cover disposed about the core, wherein the core is formed from a polybutadiene blend comprising a) a first polybutadiene having a first Mooney viscosity between about 50 and about 150, and b) a second polybutadiene having a ... | 01/03/2006 |
