CA1076743A - POLYMERIZATION OF .epsilon.-CAPROLACTAM - Google Patents
POLYMERIZATION OF .epsilon.-CAPROLACTAMInfo
- Publication number
- CA1076743A CA1076743A CA266,548A CA266548A CA1076743A CA 1076743 A CA1076743 A CA 1076743A CA 266548 A CA266548 A CA 266548A CA 1076743 A CA1076743 A CA 1076743A
- Authority
- CA
- Canada
- Prior art keywords
- caprolactam
- polymerization
- epsilon
- temperature
- pressure
- 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
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000003999 initiator Substances 0.000 claims abstract description 4
- 229920000642 polymer Polymers 0.000 claims description 5
- 230000036647 reaction Effects 0.000 claims 2
- 239000000155 melt Substances 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 8
- 239000012632 extractable Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 241000736839 Chara Species 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 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
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 |
|---|---|---|---|
| DE19752558480 DE2558480C2 (de) | 1975-12-24 | 1975-12-24 | Verfahren zur Polymerisation von epsilon-Caprolactam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1076743A true CA1076743A (en) | 1980-04-29 |
Family
ID=5965511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA266,548A Expired CA1076743A (en) | 1975-12-24 | 1976-11-25 | POLYMERIZATION OF .epsilon.-CAPROLACTAM |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS6026139B2 (enExample) |
| BE (1) | BE849851A (enExample) |
| CA (1) | CA1076743A (enExample) |
| CH (1) | CH602825A5 (enExample) |
| DE (1) | DE2558480C2 (enExample) |
| FR (1) | FR2336432A1 (enExample) |
| GB (1) | GB1563933A (enExample) |
| IT (1) | IT1067286B (enExample) |
| NL (1) | NL180431C (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9080259B2 (en) | 2009-06-30 | 2015-07-14 | Basf Se | Polyamide fibers with dyeable particles and production thereof |
| US12503565B2 (en) | 2020-12-17 | 2025-12-23 | Basf Se | Selective depolymerisation of polyamide 6 to produce caprolactam from mixtures of caprolactam-containing polymers and polyurethane-containing polymers, in particular polyurethane block copolymers |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1010373C2 (nl) | 1998-10-22 | 2000-04-26 | Dsm Nv | Werkwijze voor de polymerisatie van èpsilon-caprolactam tot polyamide-6. |
| DE102007060705A1 (de) | 2007-12-17 | 2009-06-18 | Evonik Degussa Gmbh | ω-Aminocarbonsäuren oder ihre Lactame, herstellende, rekombinante Zellen |
| DE102009005967A1 (de) | 2009-01-23 | 2010-07-29 | Domo Caproleuna Gmbh | Licht- und wärmestabilisierte Polyamide und Verfahren zu ihrer Herstellung |
| DE102011104303A1 (de) | 2011-06-03 | 2012-12-06 | Basf Se | Photovoltaik-System zur Installation auf Dächern mit Kunststoffträger und Photovoltaik-Modul |
| EP2944697A1 (en) | 2014-05-13 | 2015-11-18 | Evonik Degussa GmbH | Method of producing nylon |
| CN108473967B (zh) | 2015-12-17 | 2022-03-29 | 赢创运营有限公司 | 基因修饰的产乙酸细胞 |
| WO2018019867A1 (en) | 2016-07-27 | 2018-02-01 | Evonik Degussa Gmbh | N-acetyl homoserine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL134637C (enExample) * | 1961-06-21 | |||
| DE1495198B2 (de) * | 1964-09-17 | 1974-04-11 | Basf Ag, 6700 Ludwigshafen | Verfahren zur kontinuierlichen Herstellung von Polylactamen |
-
1975
- 1975-12-24 DE DE19752558480 patent/DE2558480C2/de not_active Expired
-
1976
- 1976-11-25 CA CA266,548A patent/CA1076743A/en not_active Expired
- 1976-11-26 IT IT2986776A patent/IT1067286B/it active
- 1976-12-20 NL NL7614154A patent/NL180431C/xx not_active IP Right Cessation
- 1976-12-21 CH CH1609676A patent/CH602825A5/xx not_active IP Right Cessation
- 1976-12-22 FR FR7638648A patent/FR2336432A1/fr active Granted
- 1976-12-22 GB GB5349076A patent/GB1563933A/en not_active Expired
- 1976-12-24 JP JP15515876A patent/JPS6026139B2/ja not_active Expired
- 1976-12-24 BE BE173627A patent/BE849851A/xx not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9080259B2 (en) | 2009-06-30 | 2015-07-14 | Basf Se | Polyamide fibers with dyeable particles and production thereof |
| US12503565B2 (en) | 2020-12-17 | 2025-12-23 | Basf Se | Selective depolymerisation of polyamide 6 to produce caprolactam from mixtures of caprolactam-containing polymers and polyurethane-containing polymers, in particular polyurethane block copolymers |
Also Published As
| Publication number | Publication date |
|---|---|
| NL180431B (nl) | 1986-09-16 |
| JPS5280397A (en) | 1977-07-06 |
| JPS6026139B2 (ja) | 1985-06-21 |
| NL7614154A (nl) | 1977-06-28 |
| NL180431C (nl) | 1987-02-16 |
| CH602825A5 (enExample) | 1978-08-15 |
| FR2336432A1 (fr) | 1977-07-22 |
| DE2558480C2 (de) | 1985-03-07 |
| IT1067286B (it) | 1985-03-16 |
| FR2336432B1 (enExample) | 1980-03-28 |
| DE2558480A1 (de) | 1977-07-07 |
| BE849851A (fr) | 1977-06-24 |
| GB1563933A (en) | 1980-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |