Silicone polyester resins
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United States of America Patent
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Mar 18, 2008
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N/A
app pub date -
Nov 17, 2004
filing date -
Nov 17, 2004
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Abstract
The present invention relates to a series of novel silicone polyesters which are prepared by crosslinking a dimethicone copolyol having at least 4 hydroxyl groups with a dimer acid. The ratio of acid groups to hydroxyl groups ranges from 0.7 to 1.4 so that a significant number of groups are reacted and a significant number of crosslink groups are achieved.
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