Patent application number | Description | Published |
20080242771 | Butyl Rubber Composition for Tire Treads - The present invention relates to a method of improving the hardness and abrasion resistance while maintaining the useful dynamic properties inherent to butyl based tire tread compounds by adding HXNBR to a rubber composition comprising at least one butyl elastomer for a tire tread, in particular a tire tread suitable for a pneumatic tire. | 10-02-2008 |
20080269387 | Silica-Filled Elastomeric Compounds - The present invention relates to silica-filled halogenated butyl elastomers, such as bromobutyl elastomers (BIIR). Further, the present invention also relates to bromobutyl elastomers with improved scorch safety. | 10-30-2008 |
20100063211 | ARBORESCENT POLYMERS AND PROCESS FOR MAKING SAME - The present invention relates to arborescent polymers and to a process for making same. In one embodiment, the present invention relates to arborescent polymers formed from at least one inimer and at least one isoolefin that have been end-functionalized with a polymer or copolymer having a low glass transition temperature (T | 03-11-2010 |
20100249316 | ARBORESCENT POLYMERS AND PROCESS FOR MAKING SAME - The present invention relates to arborescent polymers and to a process for making same. In one embodiment, the present invention relates to arborescent polymers formed from at least one inimer and at least one isoolefin that have been end-functionalized with a polymer or copolymer having a low glass transition temperature (T | 09-30-2010 |
20100267884 | ARBORESCENT POLYMERS AND PROCESS FOR MAKING SAME - The present invention relates to arborescent polymers and to a process for making same. In one embodiment, the present invention relates to arborescent polymers formed from at least one inimer and at least one isoolefin that have been end-functionalized with a polymer or copolymer having a low glass transition temperature (T | 10-21-2010 |
20100317765 | SILICA-FILLED ELASTOMERIC COMPOUNDS - The present invention relates to silica-filled halogenated butyl elastomers, such as bromobutyl elastomers (BIIR). Further, the present invention also relates to bromobutyl elastomers with improved scorch safety. | 12-16-2010 |
20110301281 | ARBORESCENT POLYMERS AND PROCESS FOR MAKING SAME - The present invention relates to arborescent polymers and to a process for making same. In one embodiment, the present invention relates to arborescent polymers formed from at least one inimer and at least one isoolefin that have been end-functionalized with a polymer or copolymer having a low glass transition temperature (T | 12-08-2011 |
Patent application number | Description | Published |
20100298476 | BUTYL RUBBER COMPOUNDS COMPRISING A THREE COMPONENT MIXED MODIFIER SYSTEM - Rubber compounds containing a halobutyl elastomer, at least one additional elastomer, a mineral filler and at least a three component mixed modifier system comprising a silane compound, a phosphine compound and an additive containing at least one hydroxyl group and a functional group containing a basic amine. A process for preparing the compounds is also disclosed. The compounds are particularly useful in tire treads and exhibit improved processability, traction, rolling resistance and wear properties. | 11-25-2010 |
20110184087 | BUTYL RUBBER COMPOUNDS COMPRISING A MIXED MODIFIER SYSTEM - Rubber compounds containing a halobutyl elastomer, at least one additional elastomer, a mineral filler and at least a three component mixed modifier system comprising a silane compound, a phosphine compound and an additive containing at least one hydroxyl group and a functional group containing a basic amine. A process for preparing the compounds is also disclosed. The compounds are particularly useful in tire treads and exhibit improved processability, traction, rolling resistance and wear properties. | 07-28-2011 |
20120059074 | RECYCLED BUTYL IONOMERS AND RECYCLING PROCESSES - The present invention relates to processes for recycling articles made from butyl ionomers and processes for producing recycled butyl ionomers. The invention further relates to composites comprising recycled butyl ionomers and fillers and articles made from recycled butyl ionomers. The invention also relates to uncured filled articles made from butyl ionomers having certain physical properties. Exemplary fillers include silica, carbon black, talc and clay, particularly onium substituted high aspect ratio nanoclays. | 03-08-2012 |
20130029069 | VULCANIZABLE POLYMER COMPOSITION COMPRISING A LOW MOLECULAR WEIGHT WITH OPTIONALLY HYDROGENATED NITRILE RUBBER - The present invention relates to vulcanizable polymer compositions comprising a very low molecular weight optionally hydrogenated nitrile rubber, at least one cross-linking agent, optionally at least one filler and optionally one or more further auxiliary products for rubbers, a process for preparing such vulcanizable polymer compositions, furtheron a process for vulcanizing such polymer compositions and the resulting vulcanizate, preferably as a shaped article. | 01-31-2013 |
20130303700 | BLENDS OF PARTIALLY HYDROGENATED NITRILE RUBBER AND SILICONE RUBBER, VULCANIZABLE MIXTURES AND VULCANIZATES BASED THEREON - Novel rubber blends based on partly hydrogenated nitrile rubber and silicone rubber containing vinyl groups are provided, these being produced by a metathesis reaction in the presence of suitable catalysts, as are vulcanizable mixtures and vulcanizates based thereon, and the corresponding production processes. | 11-14-2013 |