CH478863A - Verfahren zur schnellen, alkalischen Polymerisation von Lactamen - Google Patents
Verfahren zur schnellen, alkalischen Polymerisation von LactamenInfo
- Publication number
- CH478863A CH478863A CH1579466A CH1579466A CH478863A CH 478863 A CH478863 A CH 478863A CH 1579466 A CH1579466 A CH 1579466A CH 1579466 A CH1579466 A CH 1579466A CH 478863 A CH478863 A CH 478863A
- Authority
- CH
- Switzerland
- Prior art keywords
- lactams
- rapid
- alkaline polymerization
- polymerization
- alkaline
- Prior art date
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)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS672765 | 1965-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH478863A true CH478863A (de) | 1969-09-30 |
Family
ID=5414968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1579466A CH478863A (de) | 1965-11-11 | 1966-11-01 | Verfahren zur schnellen, alkalischen Polymerisation von Lactamen |
Country Status (10)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111869A (en) * | 1974-02-28 | 1978-09-05 | Ceskoslovenska Akademie Ved | Method for the polymerization of lactams |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE748253C (de) * | 1938-06-10 | 1944-10-30 | Verfahren zur Herstellung verformbarer hochmolekularer Polyamide | |
| US2241323A (en) * | 1938-09-30 | 1941-05-06 | Du Pont | Process for preparing polyamides |
| US3017391A (en) * | 1956-12-13 | 1962-01-16 | Monsanto Chemicals | Preparation of polycaprolactam using n-acyl activators |
| NL120558C (US06515009-20030204-C00004.png) * | 1958-11-20 | |||
| US3166533A (en) * | 1959-12-16 | 1965-01-19 | Wichterle Otto | Method for the adiabatic production of castings of polycaprolactam and similar polyamides having any required shape and size |
| US3309343A (en) * | 1964-10-22 | 1967-03-14 | Du Pont | Monomeric epsilon-caprolactam compositions |
-
0
- NL NL129238D patent/NL129238C/xx active
-
1966
- 1966-11-01 CH CH1579466A patent/CH478863A/de not_active IP Right Cessation
- 1966-11-03 AT AT1019366A patent/AT264837B/de active
- 1966-11-04 BE BE689284D patent/BE689284A/xx unknown
- 1966-11-04 ES ES0333045A patent/ES333045A1/es not_active Expired
- 1966-11-07 LU LU52316D patent/LU52316A1/xx unknown
- 1966-11-08 DE DE19661595454 patent/DE1595454A1/de active Pending
- 1966-11-08 OA OA52652A patent/OA02167A/xx unknown
- 1966-11-10 GB GB50348/66A patent/GB1163317A/en not_active Expired
- 1966-11-11 NL NL6615963A patent/NL6615963A/xx unknown
-
1967
- 1967-10-06 US US673310A patent/US3489726A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1163317A (en) | 1969-09-04 |
| AT264837B (de) | 1968-09-10 |
| BE689284A (US06515009-20030204-C00004.png) | 1967-04-14 |
| OA02167A (fr) | 1970-05-05 |
| NL129238C (US06515009-20030204-C00004.png) | |
| US3489726A (en) | 1970-01-13 |
| LU52316A1 (US06515009-20030204-C00004.png) | 1967-01-09 |
| NL6615963A (US06515009-20030204-C00004.png) | 1967-05-12 |
| DE1595454A1 (de) | 1970-04-30 |
| ES333045A1 (es) | 1967-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |