发明名称 |
PVC membrane for swimming pool liner |
摘要 |
Polyvinyl chloride compositions as well as flexible sheets and swimming pool liners of such compositions which contain significant quantities of an ultra high molecular weight polyvinyl chloride resin together with a heat stabilizer, plasticizer and optional additives are disclosed. In preferred compositions: the PVC resin is a mixture of high molecular weight and ultra high molecular weight PVC: the heat stabilizer is a mixed zinc-barium-alkyl phosphite stabilizer; and the composition contains 2-hydroxy-4-(2-hydroxyethoxy) benzophenone as an ultraviolet light absorber.
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申请公布号 |
US5191007(A) |
申请公布日期 |
1993.03.02 |
申请号 |
US19910755086 |
申请日期 |
1991.09.05 |
申请人 |
BORDEN, INC. |
发明人 |
ZELAZNY, JULIAN;MORSE, DAVID R. |
分类号 |
C08L27/06 |
主分类号 |
C08L27/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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