BE494129A - - Google Patents
Info
- Publication number
- BE494129A BE494129A BE494129DA BE494129A BE 494129 A BE494129 A BE 494129A BE 494129D A BE494129D A BE 494129DA BE 494129 A BE494129 A BE 494129A
- 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
-
- 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)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL678956X | 1949-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494129A true BE494129A (fr) |
Family
ID=19802374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494129D BE494129A (fr) | 1949-07-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2622076A (fr) |
| BE (1) | BE494129A (fr) |
| DE (1) | DE818425C (fr) |
| FR (1) | FR1015715A (fr) |
| GB (1) | GB678956A (fr) |
| NL (1) | NL67250C (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL237806A (fr) * | 1958-04-04 | |||
| NL243725A (fr) * | 1958-09-25 | |||
| DE2554788C2 (de) * | 1975-12-05 | 1982-06-16 | Aleksandr V. Moskva Beresovskij | Verfahren zur Herstellung von Polyamiden |
| US4124468A (en) * | 1975-12-08 | 1978-11-07 | Serenkov Vasily I | Process for the production of polyamides |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE929933C (de) * | 1938-11-28 | 1955-07-07 | Hoechst Ag | Verfahren zur Herstellung von schmelzbaren, hochpolymeren, linearen Polyamiden |
-
0
- BE BE494129D patent/BE494129A/xx unknown
- NL NL67250D patent/NL67250C/xx active
-
1950
- 1950-03-07 GB GB5770/50A patent/GB678956A/en not_active Expired
- 1950-03-08 DE DEN589A patent/DE818425C/de not_active Expired
- 1950-03-13 FR FR1015715D patent/FR1015715A/fr not_active Expired
- 1950-05-29 US US165106A patent/US2622076A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE818425C (de) | 1951-10-25 |
| NL67250C (fr) | |
| US2622076A (en) | 1952-12-16 |
| FR1015715A (fr) | 1952-10-20 |
| GB678956A (en) | 1952-09-10 |