C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
260/306.3
C07F 7/10 (2006.01) C08G 73/10 (2006.01) C08G 77/455 (2006.01)
Patent
CA 2030736
CASE 6188 12/22/1989 JFM/rag CRYSTALLINE POLYIMIDESILOXANES Abstract of the Disclosure Novel crystalline polyimidesiloxanes are prepared by reacting BTDA, and a siloxane monomer with a diamine selected from bis-4(4-aminophenoxy) phenyl sulfone and 2,2-bis-4(4-aminophenoxy) phenyl propane. The products have low water absorption.
Lee Chung J.
Occidental Chemical Corporation
Swabey Ogilvy Renault
LandOfFree
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