Articles containing precisely branched functional polymeric phase change materials
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United States of America Patent
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Mar 18, 2014
Grant Date -
Sep 6, 2012
app pub date -
Mar 4, 2011
filing date -
Mar 4, 2011
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Abstract
In accordance with one aspect a temperature regulating article comprises a substrate and a polymeric phase change material bound to the substrate, wherein the polymeric phase change material is characterized by including a precisely branched polymer with substantially equally spaced repeating sidechains. In other embodiments the polymeric phase change material includes between 20 and 200 branches per 1000 carbon units, has a latent heat of at least 5 Joules per gram, and a transition temperature between 0° C. and 40° C.
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