Branched polydiorganosiloxane polyamide copolymers
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United States of America Patent
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Apr 30, 2013
Grant Date -
Jul 12, 2012
app pub date -
Mar 20, 2012
filing date -
Jun 22, 2007
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Abstract
Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups.
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