| 英文名称: | | Phenol,4,4'-sulfonylbis-,polymer with 1,1'-sulfonylbis[4-chlorobenzene] | | Phenol, 4,4'-sulfonylbis-, polymer with 1,1'-sulfonylbis[4-chlorobenzene] | | Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene)-.alpha.-hydro-.omega.-hydroxy | | 4,4'-sulfonylbis-pheno polymer with |
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