发明授权
- 专利标题: Bisphenol-A bis(diphenyl phosphate)-based flame retardant
- 专利标题(中): 双酚A双(二苯基磷酸酯)系阻燃剂
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申请号: US09330688申请日: 1999-06-11
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公开(公告)号: US06319432B1公开(公告)日: 2001-11-20
- 发明人: William B. Harrod , W. Dirk Klobucar
- 申请人: William B. Harrod , W. Dirk Klobucar
- 主分类号: C09K2112
- IPC分类号: C09K2112
摘要:
Disclosed is a flame retardant comprising bisphenol A bis(diphenyl phosphate) and its dimer, the former having an HPLC determined 78 to 87 area % and an 85 to less than 90 normalized area %, the normalized area % being based on the total HPLC area % of the bisphenol A bis(diphenyl phosphate) and the dimer. The flame retardant also has a low isopropenylphenyl diphenyl phosphate and a low triphenylphosphate content.
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