TW231297B - - Google Patents
Info
- Publication number
- TW231297B TW231297B TW81109292A TW81109292A TW231297B TW 231297 B TW231297 B TW 231297B TW 81109292 A TW81109292 A TW 81109292A TW 81109292 A TW81109292 A TW 81109292A TW 231297 B TW231297 B TW 231297B
- Authority
- TW
- Taiwan
Links
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP30790491 | 1991-11-22 | ||
JP3307911A JP3041655B2 (en) | 1991-11-22 | 1991-11-22 | Acrylonitrile fiber and method for producing the same |
JP03350330A JP3073580B2 (en) | 1991-12-09 | 1991-12-09 | Acrylonitrile-based carbon fiber and method for producing the same |
Publications (1)
Publication Number | Publication Date |
---|---|
TW231297B true TW231297B (en) | 1994-10-01 |
Family
ID=27338926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW81109292A TW231297B (en) | 1991-11-22 | 1992-11-20 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN1039337C (en) |
TW (1) | TW231297B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101165072B (en) * | 2006-10-18 | 2010-09-15 | 中国石化上海石油化工股份有限公司 | Method for removing alkali metal impurity in polyacrylonitrile resin |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3395133A (en) * | 1966-08-08 | 1968-07-30 | Monacelli Walter J | Acrylonitrile polymerization in the presence of ion-exchange resin having-so3h groups |
JPS6172010A (en) * | 1984-09-17 | 1986-04-14 | Mitsubishi Rayon Co Ltd | Production of acrylonitrile copolymer |
US4636540A (en) * | 1985-07-08 | 1987-01-13 | Atlantic Richfield Company | Purification of polymer solutions |
-
1992
- 1992-11-20 TW TW81109292A patent/TW231297B/zh not_active IP Right Cessation
- 1992-11-21 CN CN92113445A patent/CN1039337C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1079751A (en) | 1993-12-22 |
CN1039337C (en) | 1998-07-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |