1
Maria D Ellul, Paul E McDaniel, Thomas L Peltier, Jianya Cheng, Patrick Brant, Armenag H Dekmezian: Thermoplastic elastomers having improved processing and physical property balance. Advanced Elastomer Systems, ExxonMobil Chemical Patents, Arthur M Reginelli, William A Skinner, September 17, 2002: US06451915 (45 worldwide citation)

A thermoplastic elastomer formed by a process comprising the steps of dynamically vulcanizing a rubber within a mixture that includes the rubber, from about 10 to about 80 percent by weight of a thermoplastic resin based upon the total weight of the rubber and the thermoplastic combined, and from ab ...


2
Maria D Ellul, Periagaram S Ravishankar, Jianya Cheng, Paul E McDaniel: Thermoplastic vulcanizate composition. ExxonMobil Chemical Patents, May 15, 2012: US08178625 (7 worldwide citation)

The instant disclosure is directed to a thermoplastic vulcanizate composition comprising a dynamically-cured rubber; from about 20 to about 300 parts by weight of a thermoplastic resin per 100 parts by weight rubber and from about 30 to about 250 parts by weight additional oil per 100 parts by weigh ...


3
Maria D Ellul, Sudhin Datta, Jianya Cheng, Paul McDaniel, Kang Bo Wang: Thermoplastic elastomers having improved low temperature properties. Advanced Elastomer Systems, William G Muller, September 6, 2005: US06939918 (6 worldwide citation)

The present invention provides a thermoplastic vulcanizate prepared by a process comprising the steps of dynamically vulcanizing rubber within a blend that includes the rubber and a thermoplastic resin, where the rubber comprises an elastomeric copolymer of ethylene, at least one α-olefin, and optio ...


4
Hari P Nadella, Jianya Cheng, Ronald DeYoung, Kuo Shein Shen: Preparation of thermoplastic elastomers by dynamic vulcanization in multi-screw extruders. ExxonMobil Chemical Patents, February 2, 2010: US07655728 (3 worldwide citation)

The invention relates to a method of preparing a thermoplastic vulcanizate comprising: a) melt processing a blend of thermoplastic polymer and vulcanizable elastomer in a multi-screw extruder having at least three intermeshing screws, wherein said screws have 3-170 mixing zones, and said extruder ha ...


5
William G Stevenson, Joseph M DeLucia, Michael K Lyon, Jianya Cheng: Process for preparing dynamically vulcanized alloys. ExxonMobil Chemical Patents, Nancy T Krawczyk, April 17, 2012: US08158721 (3 worldwide citation)

This invention relates to processes for the preparation of a dynamically vulcanized alloy comprising at least one isobutylene-containing elastomer and at least one thermoplastic resin. More specifically, the processes produce dynamically vulcanized alloys with unique morphological features which hav ...


6
Sunny Jacob, Jianya Cheng, Rainer Gehnen: Thermoplastic elastomers having improved barrier properties. ExxonMobil Chemical Patents, William A Skinner, William G Muller, June 13, 2006: US07060753 (3 worldwide citation)

Thermoplastic vulcanizates having improved barrier properties, comprising a high melt flow index thermoplastic olefin resin, butyl rubber and an oligomer of isobutylene and butene.


7
Maria Dolores Ellul, Jianya Cheng: Thermoplastic vulcanizates and processes for making the same. ExxonMobil Chemical Patents, Shawn H Foster, January 11, 2011: US07868096 (2 worldwide citation)

A process for producing thermoplastic vulcanizates, the process comprising (i) dynamically vulcanizing a rubber with a curative in a first stage, where the rubber is within a blend that includes the rubber, a thermoplastic resin, and the curative, where said step of dynamically vulcanizing occurs at ...


8
Maria D Ellul, Jianya Cheng: Thermoplastic elastomers and process for making the same. ExxonMobil Chemical Patents, April 13, 2010: US07696276 (2 worldwide citation)

A process for producing a thermoplastic elastomer composition, the process comprising synthesizing an elastomeric copolymer by polymerizing ethylene, an α-olefin, and optionally a diene monomer within the gas phase to thereby produce a gas-phase elastomeric copolymer, blending the gas-phase elastome ...


9
Mun F Tse, Peijun Jiang, Jianya Cheng: Thermoplastic polyolefin blends and films therefrom. ExxonMobil Chemical Patents, Catherine L Bell, July 30, 2013: US08497325 (1 worldwide citation)

This invention relates to a film comprising a blend composition comprising: 1) a linear ethylene containing polymer, such as a LLDPE, a HDPE or the like; and at least 1 weight percent of an in-reactor polymer blend comprising: (a) a first ethylene containing polymer having a density of greater than ...


10
Maria D Ellul, Jianya Cheng: Thermoplastic elastomers and process for making same. ExxonMobil Chemical Patents, January 11, 2011: US07868082 (1 worldwide citation)

A process for producing a thermoplastic elastomer composition, the process comprising synthesizing an elastomeric copolymer by polymerizing ethylene, an α-olefin, and optionally a diene monomer within the gas phase to thereby produce a gas-phase elastomeric copolymer, blending the gas-phase elastome ...