产品描述POLYMER AND PREPOLYMER PLASTICS PRODUCED BY CHEMICAL SYNTHESIS, N.E.S., IN PRIMARY FORMS (EXCL. COPOLYMER OF P-CRESOL AND DIVINYLBENZENE IN THE FORM OF A SOLUTION IN N,N-DIMETHYLACETAMIDE CONTAINING BY WEIGHT >= 50% OF POLYMER, HYDROGENATED COPOLYMERS OF VINYLTOLUENE AND ALFA-METHYLSTYRENE, AND POLY(1,3-PHENYLENE METHYLPHOSPHONATE))[展开]
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