1
Hess Roland H, Hoekje Howard H, Creasey Jack R, Strain Franklin: Tire. PPG, October 30, 1973: US3768537 (85 worldwide citation)

The novel tire is comprised of a silica-filled rubber compound which includes a coupling agent such as mercaptopropyl trimethoxysilane. The coupling agent is a compound that forms a bond or connection between rubber and silica. The coupling agent is preferably allowed to interact with the silica pri ...


2
Doran Jr Thomas J, Hess Roland H: Rubber vulcanizates. PPG, Stein Irwin M, May 6, 1975: US3881536 (26 worldwide citation)

Improved siliceous pigment reinforced rubber vulcanizates are provided by incorporating into the vulcanizable rubber composition a coupling amount of silanated rubber coupling agent that is the catalytic reaction product of an organohydrosilane, such as triethoxysilane, and unsaturated synthetic rub ...


3
Hess Roland H P: Hydroxypropyl methyl cellulose ethers useful as thickening agents for organic liquids.. Dow Chemical, February 7, 1990: EP0353789-A1

Hydroxypropyl cellulose ethers which have a methoxyl substitution of from 21 percent to 35 percent and a hydroxypropoxyl substitution of from 18 percent to 35 percent and a sum of the methoxyl and hydroxypropoxyl substitution of from 39 percent to 70 percent and which have a viscosity of at least 10 ...


4
Hess Roland H P: Hydroxypropyl methyl cellulose ethers useful as suspending agents for suspension polymerization of vinyl chloride.. Dow Chemical, October 22, 1986: EP0198582-A1

Hydroxypropyl cellulose ethers which have a methoxyl substitution of from 21 percent to 35 percent and a hydroxypropoxyl substitution of from 18 percent to 35 percent and a sum of the methoxyl and hydroxypropoxyl substitution of from 39 percent to 70 percent and which have a viscosity of at least 10 ...