发明名称 |
Radiation resistant polypropylene resins |
摘要 |
A radiation resistant resin suitable for the manufacture of, for example, disposable medical supplies comprises a semicrystalline polypropylene or propylene-ethylene and from 1500 to 5000 ppm triallyl trimellitate. The resin exhibits substantially no increase in melt flow rate after irradiation to a dosage of up to 5 Mrads, and may contain up to about 5% by weight of a polybutylene and/or up to about 3000 ppm of a sorbital based clarifying agent.
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申请公布号 |
US5376716(A) |
申请公布日期 |
1994.12.27 |
申请号 |
US19920937563 |
申请日期 |
1992.08.31 |
申请人 |
REXENE PRODUCTS COMPANY |
发明人 |
NAYAK, KASINATH;ALLEN, GEORGE C.;MERRILL, ROGER |
分类号 |
C08K5/12;C08L23/10;C08L23/14;C08L23/20;(IPC1-7):C08L23/16 |
主分类号 |
C08K5/12 |
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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