发明授权
US06284822B1 Polypropylene resin composition, and film and sheet using the same
失效
聚丙烯树脂组合物,以及使用其的薄膜和片材
- 专利标题: Polypropylene resin composition, and film and sheet using the same
- 专利标题(中): 聚丙烯树脂组合物,以及使用其的薄膜和片材
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申请号: US09296739申请日: 1999-04-23
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公开(公告)号: US06284822B1公开(公告)日: 2001-09-04
- 发明人: Satoshi Tamura , Yutaka Azuma
- 申请人: Satoshi Tamura , Yutaka Azuma
- 优先权: JP10-123361 19980506
- 主分类号: C08K515
- IPC分类号: C08K515
摘要:
Disclosed is a film or sheet of a polypropylene resin composition comprising the following components (A), (B) and (C): (A) 100 parts by weight of a polypropylene resin, (B) from 0.001 to 1 part by weight of a phenolic antioxidant such as 1,3,5-tris(4-t-butyl-3-hydroxy-2,6-dimethylbenzyl)isocyanurate or the like, and (C) from 0.05 to 5 parts by weight of a hindered amine-based light stabilizer. Provided are filmy or sheet moldings of the polypropylene resin composition which color little even when stored indoors at relatively high temperatures; and also the polypropylene resin composition for the moldings.
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