GB1515788A - Method for manufacturing of anionic polycaprolactam with a low content of monomer and highly stable viscosity of the molten polymer - Google Patents
Method for manufacturing of anionic polycaprolactam with a low content of monomer and highly stable viscosity of the molten polymerInfo
- Publication number
- GB1515788A GB1515788A GB27397/76A GB2739776A GB1515788A GB 1515788 A GB1515788 A GB 1515788A GB 27397/76 A GB27397/76 A GB 27397/76A GB 2739776 A GB2739776 A GB 2739776A GB 1515788 A GB1515788 A GB 1515788A
- Authority
- GB
- United Kingdom
- Prior art keywords
- anionic
- polycaprolactam
- monomer
- manufacturing
- molten polymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920002292 Nylon 6 Polymers 0.000 title abstract 3
- 125000000129 anionic group Chemical group 0.000 title abstract 2
- 239000000178 monomer Substances 0.000 title abstract 2
- 229920000642 polymer Polymers 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 abstract 3
- 239000012190 activator Substances 0.000 abstract 2
- 239000003999 initiator Substances 0.000 abstract 2
- 238000007493 shaping process Methods 0.000 abstract 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 abstract 1
- 238000010539 anionic addition polymerization reaction Methods 0.000 abstract 1
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 |
|---|---|---|---|
| CS4847A CS177763B1 (OSRAM) | 1975-07-08 | 1975-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1515788A true GB1515788A (en) | 1978-06-28 |
Family
ID=5392127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB27397/76A Expired GB1515788A (en) | 1975-07-08 | 1976-07-01 | Method for manufacturing of anionic polycaprolactam with a low content of monomer and highly stable viscosity of the molten polymer |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4105644A (OSRAM) |
| JP (1) | JPS5217596A (OSRAM) |
| CS (1) | CS177763B1 (OSRAM) |
| FR (1) | FR2317319A1 (OSRAM) |
| GB (1) | GB1515788A (OSRAM) |
| IT (1) | IT1062519B (OSRAM) |
| NL (1) | NL184623C (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8852732B2 (en) | 2008-01-08 | 2014-10-07 | Johns Manville | Fiber-reinforced composite articles made from fibers having coupling-initiator compounds and methods of making the articles |
| US20110045275A1 (en) | 2008-01-08 | 2011-02-24 | Rajappa Tadepalli | Fibers treated with polymerization compounds and fiber reinforced composites made therefrom |
| US20100286343A1 (en) * | 2008-01-08 | 2010-11-11 | Thomas Burghardt | Surfaces containing coupling activator compounds and reinforced composites produced therefrom |
| US8378094B2 (en) * | 2008-01-08 | 2013-02-19 | Johns Manville | Polymerization initiators for fiber-reinforced polymer composites and materials made from the composites |
| WO2018186015A1 (ja) * | 2017-04-05 | 2018-10-11 | 株式会社クレハ | ポリアミド組成物、およびポリアミド組成物の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6514207A (OSRAM) * | 1965-11-03 | 1967-05-05 | ||
| US3804813A (en) * | 1971-02-23 | 1974-04-16 | Alrac Corp | Continuous process for forming polylactams |
-
1975
- 1975-07-08 CS CS4847A patent/CS177763B1/cs unknown
-
1976
- 1976-07-01 GB GB27397/76A patent/GB1515788A/en not_active Expired
- 1976-07-01 US US05/701,906 patent/US4105644A/en not_active Expired - Lifetime
- 1976-07-06 IT IT25064/76A patent/IT1062519B/it active
- 1976-07-07 JP JP51080011A patent/JPS5217596A/ja active Pending
- 1976-07-07 FR FR7620711A patent/FR2317319A1/fr active Granted
- 1976-07-08 NL NLAANVRAGE7607589,A patent/NL184623C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1062519B (it) | 1984-10-20 |
| JPS5217596A (en) | 1977-02-09 |
| CS177763B1 (OSRAM) | 1977-08-31 |
| NL184623B (nl) | 1989-04-17 |
| FR2317319B1 (OSRAM) | 1983-01-14 |
| NL184623C (nl) | 1989-09-18 |
| NL7607589A (nl) | 1977-01-11 |
| FR2317319A1 (fr) | 1977-02-04 |
| US4105644A (en) | 1978-08-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |