SE309495B - - Google Patents
Info
- Publication number
- SE309495B SE309495B SE800063A SE800063A SE309495B SE 309495 B SE309495 B SE 309495B SE 800063 A SE800063 A SE 800063A SE 800063 A SE800063 A SE 800063A SE 309495 B SE309495 B SE 309495B
- Authority
- SE
- Sweden
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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US229161A US3214415A (en) | 1962-10-08 | 1962-10-08 | Polymerization of lactams with the beta-lactone of 2, 2, 4-trimethyl-3-hydroxy-3-pentenoic acid as activator |
| US229159A US3207729A (en) | 1962-10-08 | 1962-10-08 | Anionic polymerization of lactams with 2, 2, 4, 4-tetramethyl-1, 3-cyclobutane dione as promoter |
| US244263A US3216977A (en) | 1962-12-13 | 1962-12-13 | Anionic polymerization of lactams with methylene oxazolidine-4, 5-dione compounds as activators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE309495B true SE309495B (en) | 1969-03-24 |
Family
ID=27397917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE800063A SE309495B (en) | 1962-10-08 | 1963-07-18 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT250018B (en) |
| CH (1) | CH445855A (en) |
| DK (1) | DK108434C (en) |
| NL (1) | NL295603A (en) |
| SE (1) | SE309495B (en) |
-
1963
- 1963-07-18 SE SE800063A patent/SE309495B/xx unknown
- 1963-07-22 AT AT585163A patent/AT250018B/en active
- 1963-07-22 DK DK350663A patent/DK108434C/en active
- 1963-07-22 NL NL295603D patent/NL295603A/xx unknown
- 1963-07-22 CH CH910363A patent/CH445855A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK108434C (en) | 1967-12-11 |
| CH445855A (en) | 1967-10-31 |
| AT250018B (en) | 1966-10-25 |
| NL295603A (en) |