C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
117/196, 400/504
C08L 79/08 (2006.01) B32B 17/04 (2006.01) C08L 63/00 (2006.01)
Patent
CA 1200045
ABSTRACT OF THE DISCLOSURE EPOXY RESIN COMPOSITIONS A hardenable epoxy resin composition comprising a curable epoxy resin, a hardener for the epoxy resin and a polyetherimide having the general formula; Image where X is CyH2y, or Image , or -S- y is a positive integer from 1 to 5 m is 0 or 1 n is a positive integer from 20 to 150 and R1 is an aromatic hydrocarbon radical having from 6 to 20 carbon atoms, or a cycloalkylene radical having from 2 to 20 carbon atoms or a divalent radical of the formula Image where Q is -O-, Image , Image , -S- or CxH2x and x is a positive integer from 1 to 5. Preferably X is C3H6 and R1 is preferably Image The compositions are particularly suitable for use in fibre composite materials.
435959
Fogg Sidney G.
Wilson Douglas
British Petroleum Company P.l.c. (the)
Ridout & Maybee Llp
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