101
Gerald Cohn: Preparation of ultra-high molecular weight polyester. The Goodyear Tire & Rubber Company, Alvin T Rockhill, December 20, 1988: US04792573 (16 worldwide citation)

There is a growing demand for high molecular weight polyester resin. For instance, the market for high molecular weight polyethylene terephthalate resin is rapidly expanding. High molecular polyethylene terephthalate resin is currently being used in vast quantities in manufacturing bottles for carbo ...


102
Paul R Wendling: Solid state polymerization of polyester. The Goodyear Tire & Rubber Company, Alvin T Rockhill, July 30, 1985: US04532319 (16 worldwide citation)

Polyesters are often polymerized to higher molecular weights in the solid state in the presence of an inert gas stream. The inert gas stream removes volatile reaction products and helps to heat the polyester. It has been found that the amount of inert gas needed to solid state polymerize a polyester ...


103
James B Pyke, Richard G Bauer, Donald J Burlett: Polyester reinforced rubber. The Goodyear Tire & Rubber Company, Alvin T Rockhill, February 26, 1991: US04996262 (16 worldwide citation)

It is often desirable to increase the modulus of rubbers utilized in a wide variety of applications. This invention discloses a technique for modifying rubbers to improve their modulus without sacrificing other properties. By utilizing the process of this invention, rubber compositions having increa ...


104
Donald E Richeson, Judith A Tweedie: Polyester composition which is particularly suitable for use in thermoforming thin walled articles. The Goodyear Tire & Rubber Company, Alvin T Rockhill, February 26, 1991: US04996269 (16 worldwide citation)

This invention relates to a thermoplastic resin composition which is particularly suitable for use in thermoforming thin walled articles. The thermoplastic resin compositions are comprised of (1) from about 94 to about 99 weight percent polyethylene naphthalate and (2) from about 1 to 6 weight perce ...


105
Kenneth Floyd Castner: Synthesis of trans-1,4-polybutadiene. The Goodyear Tire & Rubber Company, Alvin T Rockhill, November 10, 1998: US05834573 (16 worldwide citation)

By utilizing the techniques of this invention, trans-1,4-polybutadiene can be synthesized continuously to a high level of conversion utilizing a low level of a highly active cobalt-based catalyst system. The trans-1,4-polybutadiene made with the cobalt-based catalyst system of this invention also ty ...


106
Morford C Throckmorton, Paul H Sandstrom: Process for nonaqueous dispersion polymerization of butadiene in the presence of high cis-1,4-polyisoprene as a polymeric dispersing agent. The Goodyear Tire & Rubber Company, Alvin T Rockhill, November 29, 1983: US04418185 (16 worldwide citation)

This invention reveals a process for the nonaqueous dispersion polymerization of butadiene monomer in a reaction mixture containing a liquid nonaqueous dispersion medium, the improvement which comprises carrying out the polymerization of the butadiene monomer in the presence of high cis-1,4-polyisop ...


107
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 ...


108
Clifford R Perry, Don A Perry: Proprioception machine. Perry Dynamics, Alvin T Rockhill, February 28, 2006: US07004895 (15 worldwide citation)

A proactive machine is used for assessing and improving a user's proprioception. The machine has a tilting platform upon which the user stands, a non-rotating tilting means connected to the platform for tilting the platform along a first axis and along a second axis perpendicular to the first axis, ...


109
Paul H Sandstrom, Emil M Friedman: Green strength of elastomers. The Goodyear Tire & Rubber Company, Alvin T Rockhill, Bruce J Hendricks, March 4, 1986: US04574140 (15 worldwide citation)

The green strength of synthetic elastomers is improved by forming copolymers from at least one type of various synthetic elastomer forming monomers with a hydroxyl containing monomer having the formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are either hydrogen or a methyl group and R.sub.4 i ...


110
George Jalics, Adel Farhan Halasa: Trans microstructure directing initiator system. The Goodyear Tire & Rubber Company, Alvin T Rockhill, May 19, 1998: US05753579 (15 worldwide citation)

The process of this invention can be utilized to synthesize polymers having a high trans microstructure. The polymers which can be prepared utilizing the procedure of this invention include high trans-1,4-polybutadiene, styrene-isoprene-butadiene terpolymers with high trans-1,4-polybutadiene microst ...



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