Invention Grant
US5210195A Bis(2,2',6,6'-tetramethyl-4-aminoethyleneamidopiperidyl) polyoxyalkylene
失效
聚（2,2'，6,6'-四甲基-4-氨基亚乙基氨基哌啶基）聚氧化烯
- Patent Title: Bis(2,2',6,6'-tetramethyl-4-aminoethyleneamidopiperidyl) polyoxyalkylene
- Patent Title (中): 聚（2,2'，6,6'-四甲基-4-氨基亚乙基氨基哌啶基）聚氧化烯
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Application No.: US789500Application Date: 1991-11-08
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Publication No.: US5210195APublication Date: 1993-05-11
- Inventor: Jiang-Jen Lin , George P. Speranza
- Applicant: Jiang-Jen Lin , George P. Speranza
- Applicant Address: NY White Plains
- Assignee: Texaco Chemical Co.
- Current Assignee: Texaco Chemical Co.
- Current Assignee Address: NY White Plains
- Main IPC: C07D211/58
- IPC: C07D211/58 ; C08G65/332 ; C08G65/333 ; C08K5/3435
Abstract:
Polyoxyalkylene diamines react with excess acrylate to form diesters which react with 2,2',6,6'-tetramethyl-4-aminopiperidines to give a product of formula 1, useful as photostabilizer for photosensitive materials. ##STR1##
Public/Granted literature
- US4702231A Portable heart massage apparatus Public/Granted day:1987-10-27
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