C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/261
C08G 59/14 (2006.01) C08G 59/00 (2006.01)
Patent
CA 2035957
ABSTRACT The total aliphatic halide content of epoxy resins is reduced by heating a resin containing hydrolyzable halide or bound halide or both hydrolyzable and bound halide dissolved in a solvent system containing at least one polar aprotic organic solvent which is not a ketone and at least one compound containing at least one aliphatic hydroxyl group per molecule in the presence of a suitable basic-acting compound for a time sufficient to reduce the total undesirable halide content. 37,960-F
Bowden Robert L.
Wang Chun S.
Wessels Mark K.
Smart & Biggar
The Dow Chemical Company
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