BE520952A - - Google Patents
Info
- Publication number
- BE520952A BE520952A BE520952DA BE520952A BE 520952 A BE520952 A BE 520952A BE 520952D A BE520952D A BE 520952DA BE 520952 A BE520952 A BE 520952A
- Authority
- BE
- Belgium
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
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
- C08G69/18—Anionic polymerisation
- C08G69/20—Anionic polymerisation characterised by the catalysts used
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 |
|---|---|---|---|
| GB1429353A GB734456A (en) | 1953-05-21 | 1953-05-21 | Improvements relating to the production of polyamides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE520952A true BE520952A (xx) | 1953-12-28 |
Family
ID=10038557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE520952D BE520952A (xx) | 1953-05-21 | 1953-06-25 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE520952A (xx) |
| FR (1) | FR1078094A (xx) |
| GB (1) | GB734456A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008519896A (ja) * | 2004-11-09 | 2008-06-12 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 金属アミドおよび金属アルコキシド触媒を使用する環状アミドの開環重合 |
-
1953
- 1953-05-21 GB GB1429353A patent/GB734456A/en not_active Expired
- 1953-06-05 FR FR1078094D patent/FR1078094A/fr not_active Expired
- 1953-06-25 BE BE520952D patent/BE520952A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB734456A (en) | 1955-08-03 |
| FR1078094A (fr) | 1954-11-15 |