发明名称 Dihydric phenols
摘要 Novel polycarbonates are provided which exhibit rubbery and elastomeric properties which are the polymerized reaction products of: (i) a carbonate precursor; and (ii) at least one dihydric phenol represented by the general formula <IMAGE> wherein R is selected from straight chain alkyl radicals containing from 8 to about 30 carbon atoms; each R1 is independently selected from halogen monovalent hydrocarbon, and monovalent hydrocarbonoxy radicals; each R2 is independently selected from halogen, monovalent hydrocarbon, and monovalent hydrocarbonoxy radicals; and n and n' are independently selected from whole numbers having a value of from 0 to 4 inclusive.
申请公布号 US4535191(A) 申请公布日期 1985.08.13
申请号 US19840582946 申请日期 1984.02.23
申请人 GENERAL ELECTRIC COMPANY 发明人 MARK, VICTOR;HEDGES, CHARLES V.
分类号 C08G64/06;(IPC1-7):C07C39/16;C07C39/24 主分类号 C08G64/06
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