1
Karel C Janac, Robert C Puydak, Donald R Hazelton: Blends of polyolefin plastics with elastomeric plasticizers. Exxon Research & Engineering Co, H L Cohen, September 27, 1988: US04774277 (60 worldwide citation)

Compositions of matter useful in the preparation of film which is soft and has high tensile, tear and impact strength. The compositions comprise polyolefin plastics blended with an elastomeric plasticizer; the latter comprises polyethylene or a copolymer of ethylene and an unsaturated ester of a low ...


2
Robert C Puydak, Donald R Hazelton, Blair A Graham, Narayanaswami R Dharmarajan: Dynamically vulcanized alloys having improved stiffness/impact balance. Advanced Elastomer Systems, Gordon B Seward, March 31, 1992: US05100947 (58 worldwide citation)

A dynamically vulcanized composition comprising a polyolefin resin and an elastomer is provided in which a major portion of fillers or specified additives are present in the polyolefin resin. A process for producing the dynamically vulcanized composition is also provided including the addition of th ...


3
Donald R Hazelton, William J Hodgson Jr: Melt blown nonwoven web from fiber comprising an elastomer. Exxon Chemical Patents, C E Smith, February 14, 1989: US04804577 (56 worldwide citation)

A nonwoven web is prepared from a polymeric blend comprising at least one elastomer and at least one thermoplastic resin. The nonwoven web comprises fibers produced by melt blowing the polymeric blend. Conventional techniques are used to accomplish the melt blowing but due to high viscosity of certa ...


4
Donald R Hazelton, Lawrence K Locke: Retort pouch and coextruded film therefor. Exxon Chemical Patents, J F Hunt, September 6, 1988: US04769261 (56 worldwide citation)

A seal layer for use in large institutional-sized retort pouches comprises an ABA film structure wherein the A layers are each composed of a blend of a minor amount of an elastomer and a major amount of a polyolefin, and the B layer is composed of a blend of a major amount of an elastomer and a mino ...


5
Robert C Puydak, Donald R Hazelton: Ethylene copolymer - modified dynamically vulcanized alloys. Advanced Elastomer Systems, Gordon B Seward, September 24, 1991: US05051478 (49 worldwide citation)

A dynamically vulcanized composition is provided which comprises a polyolefin resin, an elastomer, and an ethylene copolymer resin such as a copolymer of ethylene and vinyl acetate or an alkyl acrylate. A process for producing the dynamically vulcanized composition is also provided, which process in ...


6
Donald R Hazelton, Robert C Puydak, D A Booth: Dynamically cured thermoplastic olefin polymers. Exxon Research & Engineering Co, H L Cohen, August 19, 1986: US04607074 (48 worldwide citation)

Thermoplastic compositions of matter useful as gasketing materials as well as flexible boots and seals which are soft, have low compression set and high tensile. The compositions comprise a polyolefin resin and at least two different rubbers, one of which is vulcanized to a fully cured state by a cu ...


7
Robert C Puydak, Donald R Hazelton, Trazollah Ouhadi: Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix. Advanced Elastomer Systems, W A Skinner, G B Seward, October 20, 1992: US05157081 (48 worldwide citation)

A dynamically vulcanized alloy composition having improved tensile strength including a first butyl or halogenated butyl rubber-based elastomer and a second EPM and/or EPDM elastomer in a matrix of a crystalline polyolefinic resin, and processes for producing the improved composition.


8
Thomas C Erderly, James J Chludzinski, Armen H Dekmezian, Angelo A Montagna, Dennis G Peiffer, Maria D Ellul, Donald R Hazelton, Barry M Rosenbaum: Thermoplastic elastomer compositions having improved processing properties. ExxonMobil Chemical Patents, Advanced Customer Systems, October 2, 2001: US06297301 (47 worldwide citation)

Thermoplastic elastomers having improved processability are prepared by incorporating one or more organic sulfate or sulfonate salts into blends of thermoplastic polymers and olefinic rubber and melt processing the mixture. The rubber component of the mixture is preferably at least partially cured.


9
Donald R Hazelton, Douglas J Laurent, Lawrence K Locke, William J Hodgson Jr: Low gloss film and process of manufacture (FP 1323). Exxon Chemical Patents, R L Graham, M E Wilson, November 14, 1989: US04880682 (47 worldwide citation)

A multilayer film comprises a elastomeric core layer and at least one thermoplastic skin layer having a microundulating surface configuration providing the film with a low gloss.


10
Donald R Hazelton, Robert C Puydak: Heat shrinkable thermoplastic olefin composition. Exxon Research & Engineering Co, January 27, 1987: US04639487 (42 worldwide citation)

Heat shrinkable thermoplastic compositions are prepared by blending an ethylene copolymer resin with a rubber and dynamically vulcanizing the rubber. The ethylene copolymer resin is a copolymer of ethylene with an alkyl ester of an alpha, beta monoethylenically unsaturated monocarboxylic acid as wel ...