Low density polyolefin resins with high dimensional stability

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United States of America Patent

PATENT NO 9902846
SERIAL NO

15648716

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Abstract

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The present disclosure generally relates to low density compositions useful for making automotive components, such as molded parts, as well as other articles of manufacture; such compositions comprise (a) a polyolefin comprising polypropylene, a propylene-ethylene block copolymer, or combinations thereof, wherein the polyolefin blend is present in an amount ranging from about 53 wt. % to about 65 wt. %, based on a total weight of the composition; (b) a first elastomer, a second elastomer, and an impact-modifying compatibilizer, wherein the combined weight percent of components (b) ranges from about 27 wt. % to about 32 wt. %, based on the total weight of the composition; (c) a filler present in an amount ranging from about 5 wt. % to about 12 wt. %, based on the total weight of the composition; and (d) an additive package present in an amount ranging from about 0.5 wt. % to about 5 wt. %.

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Patent Owner(s)

Patent OwnerAddress
EQUISTAR CHEMICALS LP1221 MCKINNEY STREET SUITE 300 HOUSTON TX 77010

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dammann, Michael J New Lothrop, US 5 14
Glenister, Peter J Milford, US 3 10
Yang, Changlai Okemos, US 7 19

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