1
Adel Farhan Halasa, Wen Liang Hsu, Jin Ping Zhou, Chad Aaron Jasiunas, Corey Stanton Yon: Functionalized monomers for synthesis of rubbery polymers. The Goodyear Tire & Rubber Company, Alvin T Rockhill, Henry C Young Jr, August 30, 2005: US06936669 (20 worldwide citation)

This invention discloses a process for synthesizing an amine functionalized monomer that comprises (1) reacting a secondary amine with a 2,3-dihalopropene to produce a vinyl halide containing secondary amine having a structural formula selected from the group consisting of wherein R and R′ can be th ...


2
Adel Farhan Halasa, Wen Liang Hsu, Chad Aaron Jasiunas, John Robert Zuppo III, Laurie Elizabeth Austin: Group IIa metal containing catalyst system. The Goodyear Tire & Rubber Company, Alvin T Rockhill, September 30, 2003: US06627715 (16 worldwide citation)

The group IIa metal containing catalyst system of this invention can be utilized to synthesize rubbery polymers having a high trans microstructure by solution polymerization. Such rubbery polymers having a high trans microstructure content, such as polybutadiene rubber, styrene-isoprene-butadiene ru ...


3
Adel Farhan Halasa, Wen Liang Hsu, Jin Ping Zhou, Chad Aaron Jasiunas, Corey Stanton Yon: Functionalized monomers for synthesis of rubbery polymers. The Goodyear Tire & Rubber Company, Henry C Young Jr, Alvin T Rockhill, August 23, 2005: US06933358 (12 worldwide citation)

This invention discloses a process for synthesizing an amine functionalized monomer that comprises (1) reacting a secondary amine with a 2,3-dihalopropene to produce a vinyl halide containing secondary amine having a structural formula selected from the group consisting of wherein R and R′ can be th ...


4
Adel Farhan Halasa, Wen Liang Hsu, Aaron Michael Ryba, Jin Ping Zhou, Chad Aaron Jasiunas, Paul Harry Sandstrom: Synthetic polyisoprene rubber. The Goodyear Tire & Rubber Company, Alvin T Rockhill, August 15, 2006: US07091150 (6 worldwide citation)

The neodymium catalyst system prepared by the technique of this invention can be used in the polymerization of isoprene monomer into synthetic polyisoprene rubber having an extremely high cis-microstructure content and high stereo regularity. This polyisoprene rubber will crystallize under strain an ...


5
Adel Farhan Halasa, Wen Liang Hsu, Aaron Michael Ryba, Jin Ping Zhou, Chad Aaron Jasiunas, Paul Harry Sandstrom: Synthetic polyisoprene rubber. The Goodyear Tire & Rubber Company, Alvin T Rockhill, April 3, 2007: US07199201 (5 worldwide citation)

The neodymium catalyst system prepared by the technique of this invention can be used in the polymerization of isoprene monomer into synthetic polyisoprene rubber having an extremely high cis-microstructure content and high stereo regularity. This polyisoprene rubber will crystallize under strain an ...


6
Chad Aaron Jasiunas, Adel Farhan Halasa, John Robert Zuppo III: Process for preparing styrene-isoprene rubber. The Goodyear Tire & Rubber Company, Alvin T Rockhill, June 10, 2003: US06576728 (5 worldwide citation)

This invention is based upon the discovery of certain anionic initiator systems can be used to initiate the solution polymerization of conjugated diolefin monomers into rubbery polymers having a low vinyl content. For instance, such initiator systems can be used in the copolymerization of styrene an ...


7
Adel Farhan Halasa, Wen Liang Hsu, Laurie Elizabeth Austin, Chad Aaron Jasiunas: Process for synthesizing trans polydiene rubber. The Goodyear Tire & Rubber Company, Alvin T Rockhill, August 19, 2003: US06608154 (4 worldwide citation)

The process and catalyst system of this invention can be utilized to synthesize polybutadiene rubber having a high trans content and a low melting point by solution polymerization. The trans-polybutadiene rubber made by the process of this invention can be utilized in tire tread rubbers that exhibit ...


8
Adel Farhan Halasa, Wen Liang Hsu, Jin Ping Zhou, Chad Aaron Jasiunas: Functionalized monomers for synthesis of rubbery polymers. The Goodyear Tire & Rubber Company, Henry C Young Jr, February 7, 2006: US06995224 (3 worldwide citation)

This invention discloses a process for synthesizing an amine functionalized monomer that comprises (1) reacting a secondary amine with a 2,3-dihalopropene to produce a vinyl halide containing secondary amine having a structural formula selected from the group consisting of wherein R and R′ can be th ...


9
Wen Liang Hsu, Adel Farhan Halasa, Chad Aaron Jasiunas: Group III-B metal catalyst system. The Goodyear Tire & Rubber Company, Alvin T Rockhill, April 4, 2006: US07022783 (3 worldwide citation)

The subject invention relates to a technique for synthesizing rubbery non-tapered, random, copolymers of 1,3-butadiene and isoprene. These rubbery copolymers exhibit an excellent combination of properties for utilization in tire sidewall rubber compounds for truck tires. By utilizing these isoprene- ...


10
David John Zanzig, Adel Farhan Halasa, Chad Aaron Jasiunas: Tire with component comprised of a blend of polybutadiene-rich rubber composition which contains a minor portion of styrene-rich styrene/isoprene elastomer. The Goodyear Tire & Rubber Company, Henry C Young Jr, November 2, 2004: US06812277 (3 worldwide citation)

Pneumatic rubber tire having at least one component or a rubber composition comprised of a major portion of relatively low Tg high cis 1,4-polybutadiene elastomer (BR) and a minor portion of a relatively high Tg, styrene-rich, styrene/isoprene elastomer (SIR) wherein the Tg of said BR is at least 60 ...