IE34372B1 - Process for solid polyamides - Google Patents
Process for solid polyamidesInfo
- Publication number
- IE34372B1 IE34372B1 IE88170A IE88170A IE34372B1 IE 34372 B1 IE34372 B1 IE 34372B1 IE 88170 A IE88170 A IE 88170A IE 88170 A IE88170 A IE 88170A IE 34372 B1 IE34372 B1 IE 34372B1
- Authority
- IE
- Ireland
- Prior art keywords
- acid
- july
- stabilizer
- monomer
- solid
- Prior art date
Links
- 239000004952 Polyamide Substances 0.000 title abstract 4
- 229920002647 polyamide Polymers 0.000 title abstract 4
- 239000007787 solid Substances 0.000 title abstract 4
- 239000002253 acid Substances 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 239000000178 monomer Substances 0.000 abstract 2
- 239000003381 stabilizer Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- UFFRSDWQMJYQNE-UHFFFAOYSA-N 6-azaniumylhexylazanium;hexanedioate Chemical compound [NH3+]CCCCCC[NH3+].[O-]C(=O)CCCCC([O-])=O UFFRSDWQMJYQNE-UHFFFAOYSA-N 0.000 abstract 1
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 150000003951 lactams Chemical class 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 150000003839 salts Chemical class 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
- C08G69/04—Preparatory processes
-
- 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
- C08G69/04—Preparatory processes
- C08G69/06—Solid state polycondensation
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 |
|---|---|---|---|
| CH1046869A CH520170A (de) | 1969-07-09 | 1969-07-09 | Verfahren zur Herstellung hochmolekularer Polyamide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE34372L IE34372L (en) | 1971-01-09 |
| IE34372B1 true IE34372B1 (en) | 1975-04-16 |
Family
ID=4363555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE88170A IE34372B1 (en) | 1969-07-09 | 1970-07-07 | Process for solid polyamides |
Country Status (12)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69500807T3 (de) * | 1994-02-16 | 2005-09-15 | E.I. Du Pont De Nemours And Co., Wilmington | Verfahren zur herstellung von polyamiden mit verbesserter färbung und verarbeitung |
| DE19957664A1 (de) * | 1999-11-30 | 2001-05-31 | Basf Ag | Vorrichtung zum Trocknen und thermischen Behandeln von Granulat mit einem Inertgasstrom |
| KR101820188B1 (ko) † | 2010-09-10 | 2018-01-18 | 바스프 에스이 | 가공-안정성 폴리아미드의 제조 방법 |
| US9738756B2 (en) | 2013-05-02 | 2017-08-22 | Basf Se | Method for producing highly viscous polyamides |
| CN115947937B (zh) * | 2022-12-27 | 2024-10-01 | 无锡殷达尼龙有限公司 | 一种间歇法生产高粘度长碳链尼龙的方法 |
-
1969
- 1969-07-09 CH CH1046869A patent/CH520170A/de not_active IP Right Cessation
-
1970
- 1970-07-07 NL NL7010033A patent/NL7010033A/xx unknown
- 1970-07-07 IE IE88170A patent/IE34372B1/xx unknown
- 1970-07-07 AT AT612770A patent/AT307741B/de not_active IP Right Cessation
- 1970-07-07 DE DE19702033653 patent/DE2033653A1/de active Pending
- 1970-07-08 CA CA087,624A patent/CA965198A/en not_active Expired
- 1970-07-08 FR FR7025348A patent/FR2054347A5/fr not_active Expired
- 1970-07-08 ES ES381556A patent/ES381556A1/es not_active Expired
- 1970-07-08 BR BR22039770A patent/BR7020397D0/pt unknown
- 1970-07-08 RO RO6385770A patent/RO55902A/ro unknown
- 1970-07-09 JP JP5982170A patent/JPS4928679B1/ja active Pending
- 1970-07-09 GB GB3344570A patent/GB1305246A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2054347A5 (enrdf_load_stackoverflow) | 1971-04-16 |
| IE34372L (en) | 1971-01-09 |
| ES381556A1 (es) | 1972-11-01 |
| GB1305246A (enrdf_load_stackoverflow) | 1973-01-31 |
| RO55902A (enrdf_load_stackoverflow) | 1973-11-20 |
| CH520170A (de) | 1972-03-15 |
| CA965198A (en) | 1975-03-25 |
| AT307741B (de) | 1973-06-12 |
| BR7020397D0 (pt) | 1973-02-27 |
| JPS4928679B1 (enrdf_load_stackoverflow) | 1974-07-29 |
| NL7010033A (enrdf_load_stackoverflow) | 1971-01-12 |
| DE2033653A1 (de) | 1971-01-21 |
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