Free flowing rigid PVC resin powder compositions

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United States of America Patent

PATENT NO 4310451
SERIAL NO

06088120

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The free-flow characteristics and processing performance of filled, rigid powder compositions of mass-polymerized PVC resin are improved by incorporating a minor quantity of glycerin into the formulation during the blending operation, said quantity of glycerin ranging from about 0.1 part to 0.5 part per 100 parts of resin, by weight.

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Patent Owner(s)

  • OCCIDENTIAL ELECTROCHEMICALS CORPORATION;DELAWARE CITY PLASTICS CORPORATION, A CORP. OF DE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
DeFife, James R Mentor, OH 3 56
Ernest, Gerald W Willowick, OH 1 24

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