CS217418B1 - Method of continuously producing polyamide semifinished products - Google Patents
Method of continuously producing polyamide semifinished products Download PDFInfo
- Publication number
- CS217418B1 CS217418B1 CS237579A CS237579A CS217418B1 CS 217418 B1 CS217418 B1 CS 217418B1 CS 237579 A CS237579 A CS 237579A CS 237579 A CS237579 A CS 237579A CS 217418 B1 CS217418 B1 CS 217418B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- lactam
- epsilon
- caprolactam
- acetyl
- carried out
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims 3
- 239000011265 semifinished product Substances 0.000 title claims 3
- 239000004952 Polyamide Substances 0.000 title claims 2
- 229920002647 polyamide Polymers 0.000 title claims 2
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic acid anhydride Natural products CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims 4
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims 4
- -1 lactam sodium salt Chemical class 0.000 claims 3
- 239000000203 mixture Substances 0.000 claims 3
- 238000006116 polymerization reaction Methods 0.000 claims 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 2
- 150000003951 lactams Chemical class 0.000 claims 2
- 229920000642 polymer Polymers 0.000 claims 2
- ASTAFWNFKJWCLV-UHFFFAOYSA-N 3-acetylazepan-2-one Chemical compound CC(=O)C1CCCCNC1=O ASTAFWNFKJWCLV-UHFFFAOYSA-N 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 claims 1
- 238000010924 continuous production Methods 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 230000037361 pathway Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 159000000000 sodium salts Chemical class 0.000 claims 1
Landscapes
- Polyamides (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD20489178A DD135826A1 (de) | 1978-04-19 | 1978-04-19 | Verfahren zur kontinuierlichen herstellung von polyamidhalbzeugen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS217418B1 true CS217418B1 (en) | 1983-01-28 |
Family
ID=5512292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS237579A CS217418B1 (en) | 1978-04-19 | 1979-04-06 | Method of continuously producing polyamide semifinished products |
Country Status (5)
| Country | Link |
|---|---|
| CS (1) | CS217418B1 (ro) |
| DD (1) | DD135826A1 (ro) |
| HU (1) | HU184153B (ro) |
| RO (1) | RO78054A (ro) |
| SU (1) | SU962283A1 (ro) |
-
1978
- 1978-04-19 DD DD20489178A patent/DD135826A1/xx not_active IP Right Cessation
-
1979
- 1979-04-04 SU SU797770525A patent/SU962283A1/ru active
- 1979-04-06 CS CS237579A patent/CS217418B1/cs unknown
- 1979-04-18 HU HULE000839 patent/HU184153B/hu unknown
- 1979-04-18 RO RO7997292A patent/RO78054A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SU962283A1 (ru) | 1982-09-30 |
| DD135826A1 (de) | 1979-05-30 |
| HU184153B (en) | 1984-07-30 |
| RO78054A (ro) | 1982-02-01 |
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