BR7208288D0 - Processo para preparacao de polimeros aromaticos de oxadiazol/n-alquil-hidrazida - Google Patents
Processo para preparacao de polimeros aromaticos de oxadiazol/n-alquil-hidrazidaInfo
- Publication number
- BR7208288D0 BR7208288D0 BR828872A BR828872A BR7208288D0 BR 7208288 D0 BR7208288 D0 BR 7208288D0 BR 828872 A BR828872 A BR 828872A BR 828872 A BR828872 A BR 828872A BR 7208288 D0 BR7208288 D0 BR 7208288D0
- Authority
- BR
- Brazil
- Prior art keywords
- oxadiazol
- hydrazide
- alkyl
- preparation
- aromatic polymers
- Prior art date
Links
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20259071A | 1971-11-26 | 1971-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7208288D0 true BR7208288D0 (pt) | 1973-09-25 |
Family
ID=22750518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR828872A BR7208288D0 (pt) | 1971-11-26 | 1972-11-24 | Processo para preparacao de polimeros aromaticos de oxadiazol/n-alquil-hidrazida |
Country Status (11)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046731A (en) | 1976-05-13 | 1977-09-06 | Monsanto Company | Process for preparing dopes from which shaped articles of oxadiazole/N-alkylhydrazide copolymers are obtained |
| US4054633A (en) * | 1976-05-13 | 1977-10-18 | Monsanto Company | Process for continuously preparing shaped articles of aromatic oxadiazole or aromatic oxadiazole/N-alkylhydrazide polymers from monomer solutions |
| FR2370116A1 (fr) * | 1976-11-05 | 1978-06-02 | Monsanto Co | Procede d'etirage a chaud de files de copolymeres oxadiazole aromatique/n-alkylhydrazide et nouveaux produits ainsi obtenus |
| FR2371532A1 (enrdf_load_stackoverflow) * | 1976-11-18 | 1978-06-16 | Monsanto Co | |
| US4118358A (en) * | 1977-03-10 | 1978-10-03 | Monsanto Company | Preparation of oxadiazole copolymer solution from scrap copolymer |
| US7582721B2 (en) * | 2006-05-01 | 2009-09-01 | E.I. Du Pont De Nemours And Company | Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom |
| US7528216B2 (en) * | 2006-05-01 | 2009-05-05 | E.I. Du Pont De Nemours And Company | Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom |
| US7618707B2 (en) * | 2007-08-22 | 2009-11-17 | E.I. Du Pont De Nemours And Company | Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same |
| US7700190B2 (en) * | 2007-08-22 | 2010-04-20 | E.I. Du Pont De Nemours And Company | Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and textile fibers and fabrics and garments made therefrom and methods for making same |
| CN112979947B (zh) * | 2021-05-13 | 2021-08-20 | 陈瑾 | 芳香族聚噁二唑、芳香族聚噁二唑薄膜及薄膜的制备方法 |
-
0
- BE BE791894D patent/BE791894A/xx unknown
-
1972
- 1972-11-23 NL NL7215868A patent/NL7215868A/xx not_active Application Discontinuation
- 1972-11-24 GB GB5432472A patent/GB1407439A/en not_active Expired
- 1972-11-24 BR BR828872A patent/BR7208288D0/pt unknown
- 1972-11-24 CA CA157,495A patent/CA990889A/en not_active Expired
- 1972-11-24 IT IT3208372A patent/IT972260B/it active
- 1972-11-24 FR FR7241927A patent/FR2161089B1/fr not_active Expired
- 1972-11-24 LU LU66555D patent/LU66555A1/xx unknown
- 1972-11-24 DE DE19722257706 patent/DE2257706A1/de active Pending
- 1972-11-24 AT AT1004572A patent/AT323426B/de not_active IP Right Cessation
- 1972-11-25 JP JP11849772A patent/JPS4860800A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7215868A (enrdf_load_stackoverflow) | 1973-05-29 |
| JPS4860800A (enrdf_load_stackoverflow) | 1973-08-25 |
| FR2161089A1 (enrdf_load_stackoverflow) | 1973-07-06 |
| GB1407439A (en) | 1975-09-24 |
| FR2161089B1 (enrdf_load_stackoverflow) | 1975-06-13 |
| LU66555A1 (enrdf_load_stackoverflow) | 1973-06-08 |
| AU4926372A (en) | 1974-06-06 |
| IT972260B (it) | 1974-05-20 |
| AT323426B (de) | 1975-07-10 |
| BE791894A (fr) | 1973-05-24 |
| CA990889A (en) | 1976-06-08 |
| DE2257706A1 (de) | 1973-05-30 |
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