134191-70-1 55127-80-5 57974-15-9 60748-36-9 68073-23-4 70378-53-9 84135-32-0 88814-16-8 Oxirane, 2,2'-((1-methylethylidene)bis(4,1-phenyleneoxymethylene))bis-, homopolymer, 2-propenoate Oxirane, 2,2'-((1-methylethylidene)bis(4,1-phenyleneoxymethylene))bis-, homopolymer, di-2-propenoate