Xerox Corporation

Nancy C Stoffel

Thomas W Smith

Daniel A Foucher

David J Luca

Bidan Zhang

Roger T Janezic

Disclosed is a process which comprises reacting a polymer of the general formula

Process for halomethylation of high performance polymers

Disclosed is a process which comprises reacting a polymer of the general formula ##STR1## or ##STR2## wherein x is an integer of 0 or 1, A is one of several specified groups, such as ##STR3## B is one of several specified groups, such as or mixtures thereof, and n is an integer representing the number of repeating monomer units, with a halomethylethyl ether, a hydrohalic acid, and acetic acid in the presence of a halogen-containing Lewis acid catalyst, thereby forming a halomethylated polymer.

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Rochester, NY, United States of America

Nancy C Stoffel