CA1070893A - Process for polymerization of 2-pyrrolidone and product produced - Google Patents
Process for polymerization of 2-pyrrolidone and product producedInfo
- Publication number
- CA1070893A CA1070893A CA245,567A CA245567A CA1070893A CA 1070893 A CA1070893 A CA 1070893A CA 245567 A CA245567 A CA 245567A CA 1070893 A CA1070893 A CA 1070893A
- Authority
- CA
- Canada
- Prior art keywords
- polymer
- pyrrolidone
- polymerization
- white
- catalyst
- Prior art date
- 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.)
- Expired
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)
- Polyamides (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55475975A | 1975-03-03 | 1975-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1070893A true CA1070893A (en) | 1980-01-29 |
Family
ID=24214599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA245,567A Expired CA1070893A (en) | 1975-03-03 | 1976-02-11 | Process for polymerization of 2-pyrrolidone and product produced |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS51111292A (it) |
| CA (1) | CA1070893A (it) |
| CH (1) | CH601380A5 (it) |
| DE (1) | DE2606268A1 (it) |
| FR (1) | FR2303038A1 (it) |
| GB (1) | GB1475062A (it) |
| IN (1) | IN145329B (it) |
| IT (1) | IT1053891B (it) |
| NL (1) | NL7602216A (it) |
-
1976
- 1976-02-11 CA CA245,567A patent/CA1070893A/en not_active Expired
- 1976-02-17 DE DE19762606268 patent/DE2606268A1/de not_active Withdrawn
- 1976-02-19 CH CH203576A patent/CH601380A5/xx not_active IP Right Cessation
- 1976-02-19 GB GB659676A patent/GB1475062A/en not_active Expired
- 1976-02-20 JP JP51017812A patent/JPS51111292A/ja active Pending
- 1976-02-23 IT IT48235/76A patent/IT1053891B/it active
- 1976-03-03 FR FR7605990A patent/FR2303038A1/fr active Granted
- 1976-03-03 NL NL7602216A patent/NL7602216A/xx not_active Application Discontinuation
- 1976-04-02 IN IN582/CAL/76A patent/IN145329B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1053891B (it) | 1981-10-10 |
| FR2303038A1 (fr) | 1976-10-01 |
| IN145329B (it) | 1978-09-23 |
| JPS51111292A (en) | 1976-10-01 |
| NL7602216A (nl) | 1976-09-07 |
| GB1475062A (en) | 1977-06-01 |
| DE2606268A1 (de) | 1976-09-16 |
| FR2303038B3 (it) | 1978-12-01 |
| CH601380A5 (it) | 1978-07-14 |
| AU1161376A (en) | 1977-09-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |