LOW TEMPERATURE PROCESSES FOR PRODUCING DRY CELLULOSE BASED FOAMS
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United States of America Patent
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Issued Date -
Jan 5, 2017
app pub date -
Nov 20, 2014
filing date -
Nov 27, 2013
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Abstract
A composition comprising a gelling agent is provided. The gelling agent consists essentially of a cellulose ether based gelling polymer and the composition is a rigid foam at 20 degrees Celsius. The composition may also comprise an active ingredient. Also provided is a process of making the composition comprising drying a foamed liquid composition comprising the gelling agent at low temperatures. The foamed liquid composition may also comprise an active ingredient.
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