Additive systems containing an antioxidant and a glycerol stearate for improved color in polyethylene resins

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12173136
APP PUB NO 20230052912A1
SERIAL NO

17938689

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Abstract

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Polymer compositions containing an ethylene polymer, 50-1500 ppm by weight of a glycerol stearate, and 250-7500 ppm by weight of an antioxidant selected from a phenolic antioxidant, a phosphite antioxidant, a thioester antioxidant, or any combination thereof, are described. These polymer compositions have improved initial color, improved color after long-term aging, or improved color after multi-pass extrusion processing.

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Patent Owner(s)

Patent OwnerAddress
CHEVRON PHILLIPS CHEMICAL COMPANY LPP O BOX 4910 THE WOODLANDS TX 77387-4910

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kamplain, Justin W Bartlesville, US 13 53
Lanier, Elizabeth M Bartlesville, US 15 112

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