NL261650A - - Google Patents
Info
- Publication number
- NL261650A NL261650A NL261650DA NL261650A NL 261650 A NL261650 A NL 261650A NL 261650D A NL261650D A NL 261650DA NL 261650 A NL261650 A NL 261650A
- Authority
- NL
- Netherlands
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
- C08G69/24—Pyrrolidones or piperidones
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)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US718393A US2973343A (en) | 1958-03-03 | 1958-03-03 | Pyrrolidone polymerization |
| GB5043/61A GB976531A (en) | 1958-03-03 | 1961-02-10 | Process for making polypyrrolidone |
| DEM48030A DE1300687B (en) | 1958-03-03 | 1961-02-15 | Process for the production of polypyrrolidone |
| FR853495A FR1284752A (en) | 1958-03-03 | 1961-02-22 | Process for the polymerization of 2-pyrrolidone by organic catalysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL261650A true NL261650A (en) |
Family
ID=29424597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL261650D NL261650A (en) | 1958-03-03 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR1284752A (en) |
| GB (1) | GB976531A (en) |
| NL (1) | NL261650A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2121395A1 (en) * | 1971-01-08 | 1972-08-25 | Anvar | Anionic polymerisation of pyrrolidone and piperidone - using non metallic catalysts destroyable by heat |
-
0
- NL NL261650D patent/NL261650A/xx unknown
-
1961
- 1961-02-10 GB GB5043/61A patent/GB976531A/en not_active Expired
- 1961-02-22 FR FR853495A patent/FR1284752A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB976531A (en) | 1964-11-25 |
| FR1284752A (en) | 1962-02-16 |
