Copolymers Formation by Photopolymerization of (Meth)acrylates Containing Dissolved Polyheteroarylenes

Table 4

10% weight loss temperature of polymers obtained by polymerization of MMA and EA in the presence of DI, PI 1, PI 2, and PAr.

Added compound, wt%		T10% (°C) of (co)polymer based on:
		PMMA	PEA
—	—	210	320
Diimide	5	245	335
	10	245	335
	20	250 (210)*	340
	42	225	330
PI 1	5	260	345
	10	250	345 (345)^**
	15	270	—
PI 2	5	270	345
	10	270	345
	20	280 (210)*	350
	42	295	340 (345)^***
PAr	5	230	—
Diimide		335^****
PI 1, PI 2		525^****
PAr		470^****

For the comparison T_10% of *Homopolymers mixture prepared from common solution; ∗∗Gel fraction; ∗∗∗Copolymer precipitated from chloroform solution into methanol;∗∗∗∗Used PHA and Diimide.