NL7109862A - - Google Patents
Info
- Publication number
- NL7109862A NL7109862A NL7109862A NL7109862A NL7109862A NL 7109862 A NL7109862 A NL 7109862A NL 7109862 A NL7109862 A NL 7109862A NL 7109862 A NL7109862 A NL 7109862A NL 7109862 A NL7109862 A NL 7109862A
- 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
- C08G69/16—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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2035733A DE2035733C3 (de) | 1970-07-18 | 1970-07-18 | Verfahren zur anionischen Polymerisation von Lactamen und Katalysatorlösungen hierfür |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL7109862A true NL7109862A (OSRAM) | 1972-01-20 |
| NL172751C NL172751C (nl) | 1983-10-17 |
Family
ID=5777176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7109862,A NL172751C (nl) | 1970-07-18 | 1971-07-16 | Werkwijze voor de bereiding van polyamiden, alsmede gevormd voortbrengsel, dat geheel of gedeeltelijk daaruit bestaat. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3793258A (OSRAM) |
| BE (1) | BE770139A (OSRAM) |
| DE (1) | DE2035733C3 (OSRAM) |
| DK (1) | DK129801B (OSRAM) |
| FR (1) | FR2099459B1 (OSRAM) |
| GB (1) | GB1352409A (OSRAM) |
| NL (1) | NL172751C (OSRAM) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2230732C3 (de) * | 1972-06-23 | 1982-03-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyamiden durch die Polymerisation von Lactamen und Katalysatorlösungen hierfür |
| US4264503A (en) * | 1975-06-20 | 1981-04-28 | Chevron Research Company | Polymerization process using a sodium carboxylactamate catalyst |
| US4098774A (en) * | 1976-05-19 | 1978-07-04 | Chevron Research Company | Quaternary ammonium catalyst system for the polymerization of 2-pyrrolidone |
| CH631188A5 (de) * | 1977-10-14 | 1982-07-30 | Harwe Ag | Katalysator fuer die polymerisation von lactammonomeren und verfahren zu dessen herstellung. |
| NL7902966A (nl) * | 1979-04-14 | 1980-10-16 | Stamicarbon | Werkwijze voor het polymeriseren van pyrrolidon. |
| DE19603305C2 (de) * | 1996-01-25 | 1999-07-22 | Inventa Ag | Flüssiges Mehrkomponentensystem zur Durchführung der anionischen Lactampolymerisation |
| DE19603303C2 (de) * | 1996-01-25 | 1999-07-22 | Inventa Ag | Kontinuierliches Verfahren zur aktivierten anionischen Lactampolymerisation |
| DE19602683C1 (de) * | 1996-01-25 | 1997-09-18 | Inventa Ag | Flüssigsystem zur Durchführung der anionischen Lactampolymerisation |
| DE102008000259A1 (de) | 2008-02-08 | 2009-08-13 | Rhein Chemie Rheinau Gmbh | Verfahren zur Herstellung von Lactamaten durch Dünnschichtverdampfung |
| KR102262531B1 (ko) | 2017-11-28 | 2021-06-08 | 한화솔루션 주식회사 | 아마이드계-분자량조절제를 포함하는 폴리아마이드 제조방법 및 이에 의해 제조된 폴리아마이드 |
| EP4071198A4 (en) * | 2019-12-06 | 2024-01-03 | Hanwha Solutions Corporation | METHOD FOR PRODUCING A POLYAMIDE BY ANIONIC POLYMERIZATION AND POLYAMIDE THUS PREPARED |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2727017A (en) * | 1954-03-05 | 1955-12-13 | Olin Mathieson | Polymerization of caprolactam |
| GB863859A (en) * | 1956-07-23 | 1961-03-29 | Monsanto Chemicals | Polymerisation of lactams |
| DE1221446B (de) * | 1960-05-21 | 1966-07-21 | Basf Ag | Verfahren zum Herstellen lagerfaehiger Katalysatorloesungen aus Alkalilactam in Lactam |
| BE630860A (OSRAM) * | 1962-04-11 | |||
| NL122981C (OSRAM) * | 1964-02-28 | |||
| CH452893A (de) * | 1964-04-03 | 1968-03-15 | Bayer Ag | Verfahren zum Herstellen von Polyamiden |
-
1970
- 1970-07-18 DE DE2035733A patent/DE2035733C3/de not_active Expired
-
1971
- 1971-07-16 FR FR7126224A patent/FR2099459B1/fr not_active Expired
- 1971-07-16 BE BE770139A patent/BE770139A/xx unknown
- 1971-07-16 NL NLAANVRAGE7109862,A patent/NL172751C/xx not_active IP Right Cessation
- 1971-07-16 US US00163413A patent/US3793258A/en not_active Expired - Lifetime
- 1971-07-16 GB GB3352471A patent/GB1352409A/en not_active Expired
- 1971-07-16 DK DK352771AA patent/DK129801B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL172751C (nl) | 1983-10-17 |
| FR2099459A1 (OSRAM) | 1972-03-17 |
| FR2099459B1 (OSRAM) | 1975-10-10 |
| US3793258A (en) | 1974-02-19 |
| DK129801B (da) | 1974-11-18 |
| DE2035733C3 (de) | 1982-03-25 |
| DE2035733B2 (de) | 1981-02-26 |
| DK129801C (OSRAM) | 1975-04-28 |
| BE770139A (fr) | 1971-12-01 |
| DE2035733A1 (de) | 1972-01-27 |
| GB1352409A (en) | 1974-05-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V1 | Lapsed because of non-payment of the annual fee |