Thermoplastic resin compositions
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United States of America Patent
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Feb 5, 2002
Grant Date -
N/A
app pub date -
Aug 22, 1996
filing date -
Dec 22, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a thermoplastic resin composition characterized by comprising (A) a thermoplastic resin, (B) an inorganic filler and/or organic filler, and (C) a polyhydroxy alcohol ester of condensed hydroxyfatty acid and/or (C') a condensed hydroxyfatty acid having a degree of condensation exceeding 3. Also, it relates to a method for producing the thermoplastic resin, comprising the steps of blending (C) a polyhydroxy alcohol ester of condensed hydroxyfatty acid and/or (C') a condensed hydroxyfatty acid having a degree of condensation exceeding 3 with (A) a thermoplastic resin previously blended with (B) an inorganic filler and/or organic filler, and melt-kneading the resulting mixture; and to a method for producing the thermoplastic resin composition, comprising the steps of blending (C) a polyhydroxy alcohol ester of condensed hydroxyfatty acid and/or (C') a condensed hydroxyfatty acid having a degree of condensation exceeding 3 at a high concentration with (A) a thermoplastic resin previously blended with (B) an inorganic filler and/or organic filler and blending and/or compounding the above mixture while diluting with (A) a thermoplastic resin or (A) a thermoplastic resin blended with an inorganic filler and/or organic filler.
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