Reversible welding process for polymers

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United States of America Patent

PATENT NO 8795464
APP PUB NO 20100203342A1
SERIAL NO

12367826

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Abstract

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One exemplary method includes providing a first polymer and a second polymer each comprising a first shape memory polymer backbone having at least one surface free side chain, the first polymer and the second polymer each transformable between a permanent shape and a temporary shape; creating an adhesive bond between the first polymer and the second polymer, wherein the creating of the adhesive bond transforms the first polymer to its temporary shape and transforms the second polymer to its temporary shape; and wherein the at least one surface free chain of the first polymer in its temporary shape is interdiffused with the at least one surface free chain of the second polymer in its temporary shape by the creation of the adhesive bond.

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Patent Owner(s)

  • GM GLOBAL TECHNOLOGY OPERATIONS LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wang, Ruomiao Warren, US 28 137
Xiao, Xingcheng Troy, US 68 1900
Xie, Tao Troy, US 144 1679

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