发明授权
- 专利标题: Radioactive ray-resistant stabilizer
- 专利标题(中): 放射线耐光稳定剂
-
申请号: US536986申请日: 1974-12-27
-
公开(公告)号: US4016135A公开(公告)日: 1977-04-05
- 发明人: Masaaki Takahashi , Akira Ito , Shichiro Kawawata , Jiro Ogura
- 申请人: Masaaki Takahashi , Akira Ito , Shichiro Kawawata , Jiro Ogura
- 申请人地址: JA Tokyo
- 专利权人: Kureha Kagaku Kogyo Kabushiki Kaisha
- 当前专利权人: Kureha Kagaku Kogyo Kabushiki Kaisha
- 当前专利权人地址: JA Tokyo
- 优先权: JA49-3642 19731227; JA49-3643 19731227
- 主分类号: C08K5/03
- IPC分类号: C08K5/03 ; C08K5/01 ; C09K15/04
摘要:
A resin composition containing, as a radioactive ray-resistant stabilizer, an alkyl-substituted condensed tetracyclic hydrocarbon compound of the generic formula,[C.sub.16 H.sub.10 --R.sub.xwherein R denotes an alkyl group having one to four carbon atoms and x is an integer from 1 to 4, and when x is an integer of 2 or more, R may be the same or different.
公开/授权文献
- US5631900A Double-Talk detector for echo canceller 公开/授权日:1997-05-20
信息查询