Composition for plastic article with unitarily molded foam layer
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United States of America Patent
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-
Sep 12, 1989
Issued Date -
N/A
app pub date -
May 17, 1988
filing date -
Oct 23, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A moldable and foamable thermoplastic composition comprising a major portion of moldable polypropylene resin; from about 1.25 to about 6 parts per hundred of resin (pphr) foam concentrate; from about 0.15 to about 1 pphr calcium carbonate; from about 0.03 to about 0.15 pphr amorphous silicon dioxide; from about 0.1 to about 0.4 pphr lubricant selected from the group consisting of synthetic waxes and distilled monoglycerides; from about 0.1 to about 0.4 pphr lubricant selected from the group consisting of N,N'-dioleoylethylenediamine and calcium stearoyl-2-lactylate; from about 0.15 to about 0.3 pphr unsaturated fatty monoamide; and from about 0.5 to about 2 pphr titanium dioxide concentrate.
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Cited Art Landscape
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