BE452238A - - Google Patents
Info
- Publication number
- BE452238A BE452238A BE452238DA BE452238A BE 452238 A BE452238 A BE 452238A BE 452238D A BE452238D A BE 452238DA BE 452238 A BE452238 A BE 452238A
- Authority
- BE
- Belgium
- Prior art keywords
- emi
- polyamides
- water
- distillation
- acids
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/04—Preparatory processes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE897257X | 1942-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE452238A true BE452238A (ko) |
Family
ID=6848612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE452238D BE452238A (ko) | 1942-09-09 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE452238A (ko) |
| FR (1) | FR897257A (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2958677A (en) * | 1955-05-10 | 1960-11-01 | Phillips Petroleum Co | Purification of polymers of the polyamide type |
| US3063966A (en) * | 1958-02-05 | 1962-11-13 | Du Pont | Process of making wholly aromatic polyamides |
-
0
- BE BE452238D patent/BE452238A/fr unknown
-
1943
- 1943-08-14 FR FR897257D patent/FR897257A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR897257A (fr) | 1945-03-16 |
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