Patent application number | Description | Published |
20090054666 | LIQUID POLYMER - This invention discloses a process for manufacturing an elastomeric article by liquid injection molding, said process comprising the steps of: (I) heating a curable composition comprised of (1) a liquid polymer comprised of repeat units that are derived from a conjugated diolefin monomer, wherein said liquid polymer has a weight average molecular weight which is within the range of 5,000 to 100,000, and wherein the liquid polymer is functionalized with an amine moiety, (2) a carbonyl inhibited platinum catalyst, and (3) a tetrakis(dialkyl siloxy) silane crosslinking agent, to a temperature which is within the range of 30° C. to 100° C.; (II) injecting the heated curable composition into a mold at a temperature which is within the range of 100° C. to 210° C. to produce the elastomeric article; and (III) removing the elastomeric article from the mold. | 02-26-2009 |
20090062456 | LIQUID POLYMER - This invention discloses a process for manufacturing an elastomeric article by liquid injection molding, said process comprising the steps of: (I) heating a curable composition comprised of (1) a liquid polymer comprised of repeat units that are derived from a conjugated diolefin monomer, wherein said liquid polymer has a weight average molecular weight which is within the range of 5,000 to 100,000, and wherein the liquid polymer is functionalized with an amine moiety, (2) a carbonyl inhibited platinum catalyst, and (3) a tetrakis(dialkyl siloxy) silane crosslinking agent, to a temperature which is within the range of 30° C. to 100° C.; (II) injecting the heated curable composition into a mold at a temperature which is within the range of 100° C. to 210° C. to produce the elastomeric article; and (III) removing the elastomeric article from the mold. | 03-05-2009 |
20090203826 | METHODS OF MAKING SILOXY-IMINE FUNCTIONALIZED RUBBERY POLYMERS AND USES THEREOF IN RUBBER COMPOSITIONS FOR TIRES - The invention includes a siloxy-imine functionalized rubbery polymer, which exhibits good reinforcing characteristics and filler dispersing effect, a method for making, and a rubber composition including the same. In one embodiment, a process for manufacturing the functionalized rubbery polymer includes polymerizing a conjugated diene monomer using an organolithium compound as an initiator in a hydrocarbon solvent. Next, an active terminal end of the polymer is reacted with a functionalized terminating agent, represented by the general formula: | 08-13-2009 |
20100130664 | TERMINATING COMPOUNDS, POLYMERS, AND THEIR USES IN RUBBER COMPOSITIONS AND TIRES - The invention includes terminating compounds, polymers, rubber compositions and tires. The terminating compounds can provide terminating groups on the polymer. Polymers can be homopolymers, copolymers and terpolymers, and can include repeat units provided from conjugated diene monomers. Rubber compositions can be made from the polymers, and tires and various parts of tires can be made from those rubber compositions. | 05-27-2010 |
20100152364 | POLYMERS, RUBBER COMPOSITIONS, AND TIRES - The present invention relates to polymers, rubber compositions, and tires. In some embodiments, the present invention relates to polymers comprising repeat units provided from at least one amine monomer. The amine monomer can be an amine styrene monomer. Examples of amine styrenes monomer are provided. In other embodiments, a polymer can be made from the copolymerization of at least one amine monomer and at least one monomer that is used to make synthetic rubber, such as at least one conjugated diolefin monomer. These polymers can be terminated with a terminating group, including, for example, those having a hydrolyzable group. Rubber compositions can be made from the above-described polymers. Tires can be made from the polymers or from the rubber compositions. | 06-17-2010 |
20100186868 | PNEUMATIC TIRE - The present invention is directed to a pneumatic tire having a component comprising a vulcanizable rubber composition comprising, based on 100 parts by weight of elastomer (phr),
| 07-29-2010 |
20110124771 | PNEUMATIC TIRE - The present invention is directed to a pneumatic tire having a component comprising a vulcanizable rubber composition comprising, based on 100 parts by weight of elastomer (phr), | 05-26-2011 |
20130131263 | FUNCTIONALIZED POLYMER, RUBBER COMPOSITION WITH AND PNEUMATIC TIRE - There is disclosed a functionalized elastomer comprising the reaction product of a living anionic elastomeric polymer; and | 05-23-2013 |
20130165578 | TIRE WITH RUBBER COMPONENT CONTAINING FUNCTIONALIZED POLYBUTADIENE AND FUNCTIONALIZED STYRENE/BUTADIENE ELASTOMERS - Pneumatic rubber tire with a component comprised of a silica reinforced rubber composition comprised of a combination of functionalized polybutadiene rubber and functionalized styrene/butadiene elastomer. | 06-27-2013 |
20130261252 | FUNCTIONALIZED POLYMER, RUBBER COMPOSITION AND PNEUMATIC TIRE - The present invention is directed to a functionalized elastomer comprising the reaction product of a living anionic elastomeric polymer and a polymerization terminator of formula I | 10-03-2013 |