| http://www.w3.org/ns/prov#value | - Merker, U.S. Pat. No. 2,793,223 describes the preparation of siloxanes having units of the formula ##STR1## AND THE COPOLYMERIC SILOXANES HAVING COPOLYMERIZED THEREWITH UNITS OF THE FORMULA ##STR2## WHERE N = 1 TO 2, M = 1 TO 3, R1 is H or CH3, R2 is a monovalent hydrocarbon radical and R3 is acetoxymethyl, monovalent hydrocarbon radicals or halogenated monovalent hydrocarbon radicals.
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