Stable dispersions of polyisocyanates containing polysiloxane mold release agents
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United States of America Patent
Stats
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Feb 12, 1985
Issued Date -
N/A
app pub date -
Feb 21, 1984
filing date -
Apr 18, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention is directed to a liquid polyisocyanate dispersions containing an unreacted polysiloxane mold release agent which has isocyanate reactive groups. Specifically, the invention is directed to polyol modified diphenylmethane diisocyanates having dispersed therein a polysiloxane compound having pendant organic chains which contain at least one hydroxyl, amino or carboxyl functional group and a silicone dispersing or inhibiting agent substantially free of isocyanate reactive groups.
First Claim
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