BE661968A - - Google Patents
Info
- Publication number
- BE661968A BE661968A BE661968DA BE661968A BE 661968 A BE661968 A BE 661968A BE 661968D A BE661968D A BE 661968DA BE 661968 A BE661968 A BE 661968A
- Authority
- BE
- Belgium
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 |
|---|---|---|---|
| NL6403620A NL6403620A (en:Method) | 1964-04-03 | 1964-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE661968A true BE661968A (en:Method) | 1965-10-04 |
Family
ID=19789722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE661968D BE661968A (en:Method) | 1964-04-03 | 1965-04-02 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3391125A (en:Method) |
| AT (1) | AT250020B (en:Method) |
| BE (1) | BE661968A (en:Method) |
| CH (1) | CH437790A (en:Method) |
| DE (1) | DE1645446A1 (en:Method) |
| GB (1) | GB1092936A (en:Method) |
| IL (1) | IL23251A (en:Method) |
| NL (2) | NL6403620A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3683046A (en) * | 1970-09-03 | 1972-08-08 | Radiation Res Corp | Polymerization of 2-pyrrolidone with carbon dioxide as activator and particulate material for reproducible results |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL106789C (en:Method) * | 1956-08-18 | |||
| US3138576A (en) * | 1961-09-15 | 1964-06-23 | Du Pont | Process for the anionic polymerization of caprolactam with benzimido compounds as actvators |
-
0
- NL NL125088D patent/NL125088C/xx active
-
1964
- 1964-04-03 NL NL6403620A patent/NL6403620A/xx unknown
-
1965
- 1965-03-26 GB GB13000/65A patent/GB1092936A/en not_active Expired
- 1965-03-26 US US443074A patent/US3391125A/en not_active Expired - Lifetime
- 1965-03-29 IL IL23251A patent/IL23251A/xx unknown
- 1965-03-29 DE DE19651645446 patent/DE1645446A1/de active Pending
- 1965-03-30 CH CH437065A patent/CH437790A/de unknown
- 1965-04-01 AT AT298265A patent/AT250020B/de active
- 1965-04-02 BE BE661968D patent/BE661968A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1645446A1 (de) | 1970-09-17 |
| AT250020B (de) | 1966-10-25 |
| US3391125A (en) | 1968-07-02 |
| IL23251A (en) | 1968-10-24 |
| GB1092936A (en) | 1967-11-29 |
| NL6403620A (en:Method) | 1965-10-04 |
| NL125088C (en:Method) | |
| CH437790A (de) | 1967-06-15 |