Patent application number | Description | Published |
20090192246 | POLYMERS AND THEIR USE IN ASPHALT COMPOSITIONS AND ASPHALT CONCRETES - A modified asphalt composition comprising a naphthenic asphalt; and a block copolymer including a block comprising diene units characterized by having a vinyl content of at least 15% by weight. | 07-30-2009 |
20100029850 | Adducts Of Metathesis Polymers And Preparation Thereof - Adducts of an unsaturated metathesis polymer or interpolymer and an unsaturated diacid anhydride. A process for producing adducts of an unsaturated metathesis polymer or interpolymer and unsaturated diacid anhydride. | 02-04-2010 |
20100076122 | MODIFIED ASPHALT BINDERS AND ASPHALT PAVING COMPOSITIONS - A method for forming a modified asphalt binder composition, the method comprising preparing a phosphorus pentasulfide-binder concentrate by introducing and mixing phosphorus pentasulfide and asphalt binder, where the phosphorus pentasulfide-binder concentrate includes greater than 0.5 parts by weight phosphorus pentasulfide per 100 parts by weight asphalt, preparing a polymer-binder concentrate by introducing and mixing polymer and asphalt binder, where the polymer-binder concentrate includes greater than 5 parts by weight polymer per 100 parts by weight asphalt, and introducing and mixing the phosphorus pentasulfide-binder concentrate with the polymer-binder concentrate to form a modified asphalt binder composition, where the phosphorus pentasulfide includes a blend of P | 03-25-2010 |
20100076123 | MODIFIED ASPHALT BINDERS AND ASPHALT PAVING COMPOSITIONS - A method for forming a modified asphalt binder composition, the method comprising preparing a phosphorus pentasulfide-binder concentrate by introducing and mixing phosphorus pentasulfide and asphalt binder, where the phosphorus pentasulfide-binder concentrate includes greater than 0.5 parts by weight phosphorus pentasulfide per 100 parts by weight asphalt, preparing a polymer-binder concentrate by introducing and mixing polymer and asphalt binder, where the polymer-binder concentrate includes greater than 5 parts by weight polymer per 100 parts by weight asphalt, and introducing and mixing the phosphorus pentasulfide-binder concentrate with the polymer-binder concentrate to form a modified asphalt binder composition. | 03-25-2010 |
20100113699 | METHOD OF PREPARING RUBBER COMPRISING POLYMERIC COMPOSITIONS AND ISOPRENE COMPRISING INTERPOLYMERS - A process for preparing a rubber comprising polymeric composition, and the resulting compositions, and certain isoprene comprising interpolymers. | 05-06-2010 |
20100216956 | PROCESS AND CATALYST SYSTEM FOR POLYDIENE PRODUCTION - Compositions and polydiene production processes involving catalyst systems comprising at least one lanthanide-containing compound, at least one alkylating agent, at least one halogen source, and at least one N,N-dihydrocarbylhydroxylamine. | 08-26-2010 |
20110105651 | MODIFIED ASPHALT BINDERS AND ASPHALT PAVING COMPOSITIONS - A modified asphalt binder composition prepared by combining asphalt binder, phosphorus pentasulfide, and less than 2.5 parts by weight unsaturated polymer, per 100 parts by weight asphalt binder, to thereby produce a modified asphalt binder composition characterized by an elongation recovery at 25° C., as determined according to AASHTO T301, of greater than 75%, where the phosphorus pentasulfide includes a blend of P | 05-05-2011 |
20110105652 | MODIFIED ASPHALT BINDERS AND ASPHALT PAVING COMPOSITIONS - A modified asphalt binder composition prepared by combining asphalt binder, phosphorus pentasulfide, and less than 2.5 parts by weight unsaturated polymer, per 100 parts by weight asphalt binder, to thereby produce a modified asphalt binder composition characterized by an elongation recovery at 25° C., as determined according to AASHTO T301, of greater than 75%. | 05-05-2011 |
20110251347 | STYRENE/BUTADIENE DIBLOCK COPOLYMER-CONTAINING BLENDS THAT ARE NOT AN AGGLOMERATION AND A PROCESS FOR PREPARATION - A process for producing a styrene-butadiene diblock copolymer-containing blend that is not an agglomeration, that involves mixing a styrene-butadiene multiblock thermoplastic elastomer solution with a styrene-butadiene diblock copolymer solution. Blends comprising a styrene-butadiene diblock copolymer and a styrene-butadiene multiblock thermoplastic elastomer, which blends are not an agglomeration. | 10-13-2011 |
20130041105 | METHOD OF PREPARING RUBBER COMPRISING POLYMERIC COMPOSITIONS AND ISOPRENE COMPRISING INTERPOLYMERS - A process for preparing a rubber comprising polymeric composition, and the resulting compositions, and certain isoprene comprising interpolymers. | 02-14-2013 |