Color stabilization of filled polyolefins
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United States of America Patent
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Jun 1, 1993
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N/A
app pub date -
Mar 30, 1992
filing date -
Mar 30, 1992
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Abstract
The invention relates to silicate mineral filled polyolefin compositions which are stabilized against color deterioration during processing by incorporting therein a synergistic color stabilizer composition consisting of zinc dibutylidthiocarbamate and zinc stearate in critical ratios.
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