发明授权
US3397192A Alkoxy-and aryloxy-ethylated polymers of heterocyclic nu-vinyl monomers and process of preparing the same 失效
杂环nu-乙烯基单体的烷氧基和芳氧基 - 乙基化聚合物及其制备方法

Alkoxy-and aryloxy-ethylated polymers of heterocyclic nu-vinyl monomers and process of preparing the same
信息查询
0/0