C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
400/2016, 260/38
C07D 223/10 (2006.01) C08G 18/80 (2006.01) C08G 65/333 (2006.01) C08G 69/00 (2006.01) C08G 69/18 (2006.01) C08G 69/20 (2006.01) C08G 69/40 (2006.01)
Patent
CA 1221364
ABSTRACT OF THE DISCLOSURE The invention concerns N-substituted carbamoyl-lactam compounds of the formula Image where: - R is a polyol radical from a polyol having the formula R-(-OH)xi, where Xi is an integer ? 2, - R' is an alkyl, whether or not cyclic, aralkyl, alkaryl or aryl group, .gamma.i is an integer > O, - (-L) is an unopened lactam ring and - (-L-) is an opened lactam block. These compounds are useful in the preparation of highly impact resistant nylon block copolymers.
461249
Bongers Jozef J.m.
Van Der Loos Jozef L.m.
Van Geenen Albert A.
Vrinssen Cornelis H.
Fetherstonhaugh & Co.
Stamicarbon B.v.
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