发明授权
- 专利标题: Flame resistant, heat insulative foamed polyphenylenes
- 专利标题(中): 耐火,绝热泡沫聚苯烯
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申请号: US865401申请日: 1977-12-29
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公开(公告)号: US4152494A公开(公告)日: 1979-05-01
- 发明人: Chen-Shen Wang
- 申请人: Chen-Shen Wang
- 申请人地址: IL Chicago
- 专利权人: Standard Oil Company (Indiana)
- 当前专利权人: Standard Oil Company (Indiana)
- 当前专利权人地址: IL Chicago
- 主分类号: C08J9/00
- IPC分类号: C08J9/00
摘要:
A low density, flame-resistant foamed composition is formed by heating a thorough mixture of branched polyphenylene and an inorganic fiber to above about 800.degree. F.
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