BE791894A - Procede de preparation de polymeres oxadiazole aromatique /hydrazide n-alkylique - Google Patents
Procede de preparation de polymeres oxadiazole aromatique /hydrazide n-alkyliqueInfo
- Publication number
- BE791894A BE791894A BE791894DA BE791894A BE 791894 A BE791894 A BE 791894A BE 791894D A BE791894D A BE 791894DA BE 791894 A BE791894 A BE 791894A
- Authority
- BE
- Belgium
- Prior art keywords
- preparing aromatic
- alkyl hydrazide
- aromatic oxadiazole
- oxadiazole polymers
- polymers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/08—Polyhydrazides; Polytriazoles; Polyaminotriazoles; Polyoxadiazoles
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Artificial Filaments (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20259071A | 1971-11-26 | 1971-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE791894A true BE791894A (fr) | 1973-05-24 |
Family
ID=22750518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE791894D BE791894A (fr) | 1971-11-26 | Procede de preparation de polymeres oxadiazole aromatique /hydrazide n-alkylique |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS4860800A (it) |
AT (1) | AT323426B (it) |
BE (1) | BE791894A (it) |
BR (1) | BR7208288D0 (it) |
CA (1) | CA990889A (it) |
DE (1) | DE2257706A1 (it) |
FR (1) | FR2161089B1 (it) |
GB (1) | GB1407439A (it) |
IT (1) | IT972260B (it) |
LU (1) | LU66555A1 (it) |
NL (1) | NL7215868A (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE2749504A1 (de) * | 1976-11-05 | 1978-05-11 | Monsanto Co | Verfahren zum heissverstrecken von kunststoffgarnen |
GB1567966A (en) * | 1976-11-18 | 1980-05-21 | Monsanto Co | Reinforcing elements |
US4118358A (en) * | 1977-03-10 | 1978-10-03 | Monsanto Company | Preparation of oxadiazole copolymer solution from scrap copolymer |
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 |
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 |
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 |
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 |
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 FR FR7241927A patent/FR2161089B1/fr not_active Expired
- 1972-11-24 DE DE19722257706 patent/DE2257706A1/de active Pending
- 1972-11-24 LU LU66555D patent/LU66555A1/xx unknown
- 1972-11-24 AT AT1004572A patent/AT323426B/de not_active IP Right Cessation
- 1972-11-24 CA CA157,495A patent/CA990889A/en not_active Expired
- 1972-11-24 BR BR828872A patent/BR7208288D0/pt unknown
- 1972-11-24 GB GB5432472A patent/GB1407439A/en not_active Expired
- 1972-11-24 IT IT3208372A patent/IT972260B/it active
- 1972-11-25 JP JP11849772A patent/JPS4860800A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2257706A1 (de) | 1973-05-30 |
BR7208288D0 (pt) | 1973-09-25 |
IT972260B (it) | 1974-05-20 |
GB1407439A (en) | 1975-09-24 |
FR2161089A1 (it) | 1973-07-06 |
AU4926372A (en) | 1974-06-06 |
CA990889A (en) | 1976-06-08 |
FR2161089B1 (it) | 1975-06-13 |
JPS4860800A (it) | 1973-08-25 |
NL7215868A (it) | 1973-05-29 |
LU66555A1 (it) | 1973-06-08 |
AT323426B (de) | 1975-07-10 |
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