Polyarylene polyether polysulphone resin compositions
Реферат: 1416643 Polysulphone compositions UNIROYAL Inc 13 March 1973 [16 March 1972] 11899/73 Heading C3R A thermoplastic resin composition comprises (A) 75 to 98% by weight of a linear polyarylene polyether polysulphone and (B) 2 to 25% by weight of a poly-(epihalohydrin) or a copolymer of an epihalohydrin and another vicinal monoepoxide. The component (A) may have the formula where A is the residuum of a dihydric phenol and B is the residuum of a benzenoid compound having an inert electron withdrawing group in a position ortho or para. to the valence bonds, n is an integer and at least one of A and B provides a sulphone linkage between aromatic carbon atoms. Component (B) has repeating epihalohydrin units of formula where X is a halogen atom. Examples are given.
Polyarylene polyether sulphone resin compositions
Номер патента: GB1436014A. Автор: . Владелец: Uniroyal Inc. Дата публикации: 1976-05-19.