Thermoplastic elastomeric resin compositions and process for preparing the same
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United States of America Patent
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Mar 27, 1990
Grant Date -
N/A
app pub date -
Jul 15, 1988
filing date -
Jun 21, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Thermoplastic elastomer having excellent processability and physical properties is provided by the composition: (A) monoolefin copolymer rubber: 20 to 90 parts by weight (B) crystalline poly-alpha olefin resin: 5 to 70 parts by weight (C) mineral oil-type oil: 5 to 100 parts by weight with respect to (A) plus (B) (D) polyolefin-type wax: 5 to 60 parts by weight with respect to (A) plus (B) (E) butyl rubber: 0.1 to 10 parts by weight with respect to (A) plus (B) in the extruder and then are dynamically partial cross-linked together with a certain amount of organic peroxide, cross-linking aids and coupling agents in the extruder.
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