BE642479A - - Google Patents
Info
- Publication number
- BE642479A BE642479A BE642479A BE642479A BE642479A BE 642479 A BE642479 A BE 642479A BE 642479 A BE642479 A BE 642479A BE 642479 A BE642479 A BE 642479A BE 642479 A BE642479 A BE 642479A
- Authority
- BE
- Belgium
Links
Classifications
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- 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 |
---|---|---|---|
DEB70344A DE1203467B (de) | 1963-01-16 | 1963-01-16 | Verfahren zum Beschleunigen der anionischen Polymerisation von Lactamen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE642479A true BE642479A (fi) | 1964-07-14 |
Family
ID=6976632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE642479A BE642479A (fi) | 1963-01-16 | 1964-01-14 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3342784A (fi) |
BE (1) | BE642479A (fi) |
DE (1) | DE1203467B (fi) |
FR (1) | FR1379540A (fi) |
GB (1) | GB1043678A (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6514207A (fi) * | 1965-11-03 | 1967-05-05 | ||
US3403135A (en) * | 1966-01-05 | 1968-09-24 | Allied Chem | Anionic polymerization of lactams with n, n'-diphenyl- 1, 3-diaza-2, 4-cyclobutanedione as promotoer |
BE701555A (fi) * | 1966-08-04 | 1968-01-19 | ||
EP4059989B1 (en) * | 2019-11-11 | 2023-12-06 | Kureha Corporation | Method for producing polyamide, and polyamide |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA678677A (en) * | 1964-01-21 | D. Buckley Gerard | Lactam polymerization | |
US3148174A (en) * | 1958-04-04 | 1964-09-08 | Gen Aniline & Film Corp | Polymerization of pyrrolidone and piperidone employing nu, nu-disubstituted ureas aschain initiators |
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1963
- 1963-01-16 DE DEB70344A patent/DE1203467B/de active Pending
-
1964
- 1964-01-14 US US337525A patent/US3342784A/en not_active Expired - Lifetime
- 1964-01-14 BE BE642479A patent/BE642479A/xx unknown
- 1964-01-15 GB GB1734/64A patent/GB1043678A/en not_active Expired
- 1964-01-16 FR FR960524A patent/FR1379540A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1203467B (de) | 1965-10-21 |
US3342784A (en) | 1967-09-19 |
FR1379540A (fr) | 1964-11-20 |
GB1043678A (en) | 1966-09-21 |