NL301970A - - Google Patents
Info
- Publication number
- NL301970A NL301970A NL301970DA NL301970A NL 301970 A NL301970 A NL 301970A NL 301970D A NL301970D A NL 301970DA NL 301970 A NL301970 A NL 301970A
- 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
- C08G69/24—Pyrrolidones or piperidones
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Pyrrole Compounds (AREA)
- Polyamides (AREA)
- Polyethers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US728760A US2912415A (en) | 1958-04-16 | 1958-04-16 | Carbon disulfide activation in pyrrolidone polymerization |
| US729500A US3069392A (en) | 1958-04-21 | 1958-04-21 | Activators for the polymerization of pyrrolidone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL301970A true NL301970A (en) |
Family
ID=27111739
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL238181D NL238181A (en) | 1958-04-16 | ||
| NL120121D NL120121C (en) | 1958-04-16 | ||
| NL301970D NL301970A (en) | 1958-04-16 | ||
| NL301969D NL301969A (en) | 1958-04-16 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL238181D NL238181A (en) | 1958-04-16 | ||
| NL120121D NL120121C (en) | 1958-04-16 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL301969D NL301969A (en) | 1958-04-16 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE577040A (en) |
| CH (1) | CH384867A (en) |
| DE (1) | DE1208493B (en) |
| FR (1) | FR1219656A (en) |
| GB (1) | GB858041A (en) |
| NL (4) | NL301969A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1300687B (en) * | 1958-03-03 | 1969-08-07 | Minnesota Mining & Mfg | Process for the production of polypyrrolidone |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE516071A (en) * | 1951-12-07 | |||
| US2809958A (en) * | 1953-02-24 | 1957-10-15 | Gen Aniline & Film Corp | Polymerization procedures for 2-pyrrolidone |
| DE1030022B (en) * | 1953-02-24 | 1958-05-14 | Gen Aniline & Film Corp | Process for the production of high molecular weight polymerisation products |
| DE1025140B (en) * | 1953-02-24 | 1958-02-27 | Gen Aniline & Film Corp | Process for the production of high molecular weight polymerisation products |
-
0
- BE BE577040D patent/BE577040A/xx unknown
- NL NL238181D patent/NL238181A/xx unknown
- NL NL120121D patent/NL120121C/xx active
- NL NL301970D patent/NL301970A/xx unknown
- NL NL301969D patent/NL301969A/xx unknown
-
1959
- 1959-03-24 GB GB1020459A patent/GB858041A/en not_active Expired
- 1959-04-02 FR FR791062A patent/FR1219656A/en not_active Expired
- 1959-04-03 CH CH7152659A patent/CH384867A/en unknown
- 1959-04-06 DE DEC18732A patent/DE1208493B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1208493B (en) | 1966-01-05 |
| NL238181A (en) | |
| BE577040A (en) | |
| FR1219656A (en) | 1960-05-19 |
| NL301969A (en) | |
| GB858041A (en) | 1961-01-04 |
| NL120121C (en) | |
| CH384867A (en) | 1965-02-26 |