Phenol free stabilization of polyethylene

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United States of America Patent

PATENT NO 9963561
SERIAL NO

15352964

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This invention provides a process for the stabilization of thermoplastic polyolefins during melt processing operations. The stabilizer package of this invention is “phenol free” and comprises at least two selected phosphite stabilizers. In some embodiments, the process is suitable for the manufacture of polyethylene film.

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Patent Owner(s)

  • NOVA CHEMICALS (INTERNATIONAL) SA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chisholm, P Scott Calgary, CA 44 274
Lightbody, Owen C Calgary, CA 3 6
Tikuisis, Tony Calgary, CA 32 114
Waldie, Fraser D Cole Calgary, CA 2 5

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