JPS4962597A - - Google Patents
Info
- Publication number
- JPS4962597A JPS4962597A JP48063989A JP6398973A JPS4962597A JP S4962597 A JPS4962597 A JP S4962597A JP 48063989 A JP48063989 A JP 48063989A JP 6398973 A JP6398973 A JP 6398973A JP S4962597 A JPS4962597 A JP S4962597A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT25463/72A IT956395B (it) | 1972-06-09 | 1972-06-09 | Procedimento per la polimerizzazio ne anionica del pirrolidone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4962597A true JPS4962597A (ja) | 1974-06-18 |
Family
ID=11216773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48063989A Pending JPS4962597A (ja) | 1972-06-09 | 1973-06-08 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3850890A (ja) |
| JP (1) | JPS4962597A (ja) |
| AT (1) | AT333511B (ja) |
| BE (1) | BE800667A (ja) |
| CA (1) | CA1003146A (ja) |
| DE (1) | DE2329383A1 (ja) |
| ES (1) | ES415700A1 (ja) |
| FR (1) | FR2187833B1 (ja) |
| GB (1) | GB1389384A (ja) |
| IT (1) | IT956395B (ja) |
| NL (1) | NL7307881A (ja) |
| SE (1) | SE381269B (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT995045B (it) * | 1973-07-23 | 1975-11-10 | Montedison Spa | Procedimento per la polimeriz zazione del pirrolidone |
| DE2500181A1 (de) * | 1975-01-03 | 1976-07-08 | Basf Ag | Verfahren zur herstellung von polyamidschaeumen |
| US4050994A (en) * | 1976-11-26 | 1977-09-27 | Chevron Research Company | Recovery of 2-pyrrolidone from dilute alkaline solutions |
| NL7800587A (nl) * | 1978-01-18 | 1979-07-20 | Stamicarbon | Werkwijze voor de bereiding van polypyrrolidon. |
-
1972
- 1972-06-09 IT IT25463/72A patent/IT956395B/it active
-
1973
- 1973-06-06 NL NL7307881A patent/NL7307881A/xx unknown
- 1973-06-06 SE SE7308001A patent/SE381269B/xx unknown
- 1973-06-07 GB GB2721573A patent/GB1389384A/en not_active Expired
- 1973-06-08 DE DE2329383A patent/DE2329383A1/de active Pending
- 1973-06-08 ES ES415700A patent/ES415700A1/es not_active Expired
- 1973-06-08 FR FR7321068A patent/FR2187833B1/fr not_active Expired
- 1973-06-08 CA CA173,565A patent/CA1003146A/en not_active Expired
- 1973-06-08 JP JP48063989A patent/JPS4962597A/ja active Pending
- 1973-06-08 US US00368314A patent/US3850890A/en not_active Expired - Lifetime
- 1973-06-08 BE BE132052A patent/BE800667A/xx unknown
- 1973-06-08 AT AT508173A patent/AT333511B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES415700A1 (es) | 1976-01-16 |
| SE381269B (sv) | 1975-12-01 |
| GB1389384A (en) | 1975-04-03 |
| DE2329383A1 (de) | 1973-12-20 |
| NL7307881A (ja) | 1973-12-11 |
| FR2187833B1 (ja) | 1976-09-17 |
| US3850890A (en) | 1974-11-26 |
| BE800667A (fr) | 1973-12-10 |
| AT333511B (de) | 1976-11-25 |
| CA1003146A (en) | 1977-01-04 |
| AU5669273A (en) | 1974-12-12 |
| ATA508173A (de) | 1976-03-15 |
| IT956395B (it) | 1973-10-10 |
| FR2187833A1 (ja) | 1974-01-18 |