C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/5802
C08L 79/08 (2006.01) C09D 5/25 (2006.01) C09D 3/70 (1980.01)
Patent
CA 1159181
RD-7038 BLENDS OF POLYETHERIMIDES AND POLYAMIDEIMIDES Abstract of the Disclosure Blends of polyamideimides and polyetherimides have been found to be useful in the coating and molding arts. Such a blend comprises by weight (1) from 5% to 95% of a polyamideimide comprising essentially chemically combined units of the formula Image and (2) from 95% to 5% of a polyetherimide comprising essentially chemically combined units of the formula Image where R is a member selected from the class consisting of (a) the following divalent organic radicals: Image and Image RD-7038 and (b) divalent organic radicals of the general formula Image where X is -CyH2y-, y is a whole number equal to from 1 to 5 inclusive, and R1 is a divalent organic radical selected from the class consisting of (a) aromatic hydrocarbon radicals having from 6-20 carbon atoms and halogenated derivatives thereof, (b) alkylene radicals and cycloalkylene radicals having from 2-20 carbon atoms, (c) C(2-8) alkylene terminated polydiorganosiloxanes, and (d) divalent radicals included by the formula Image where Q is a member selected from the class consisting of -O-, Image , Image , -S- and - CxH2x- and x is a whole number equal to from 1 to 5 inclusive.
366128
Holub Fred F.
Mellinger Gary A.
Company General Electric
Eckersley Raymond A.
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