DE1645127A1 - Verfahren zur Herstellung von feinverteiltem Polyamid-Pulver - Google Patents
Verfahren zur Herstellung von feinverteiltem Polyamid-PulverInfo
- Publication number
- DE1645127A1 DE1645127A1 DE19661645127 DE1645127A DE1645127A1 DE 1645127 A1 DE1645127 A1 DE 1645127A1 DE 19661645127 DE19661645127 DE 19661645127 DE 1645127 A DE1645127 A DE 1645127A DE 1645127 A1 DE1645127 A1 DE 1645127A1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- activator
- process according
- dissolved
- catalysts
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 30
- 239000000843 powder Substances 0.000 title claims description 23
- 239000004952 Polyamide Substances 0.000 title claims description 17
- 229920002647 polyamide Polymers 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title description 11
- 239000003054 catalyst Substances 0.000 claims description 38
- 239000012190 activator Substances 0.000 claims description 37
- 239000000178 monomer Substances 0.000 claims description 23
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 18
- 150000003951 lactams Chemical class 0.000 claims description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 5
- 229910052708 sodium Inorganic materials 0.000 claims description 5
- 239000011734 sodium Substances 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000010626 work up procedure Methods 0.000 claims description 3
- 238000010539 anionic addition polymerization reaction Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- ODZPKZBBUMBTMG-UHFFFAOYSA-N sodium amide Chemical compound [NH2-].[Na+] ODZPKZBBUMBTMG-UHFFFAOYSA-N 0.000 claims description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 229910000104 sodium hydride Inorganic materials 0.000 claims 1
- 239000012312 sodium hydride Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 description 23
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 15
- 239000002904 solvent Substances 0.000 description 13
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 10
- 238000009835 boiling Methods 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 8
- 230000035484 reaction time Effects 0.000 description 8
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000006116 polymerization reaction Methods 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- -1 aromatic halogenated hydrocarbons Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- 206010019133 Hangover Diseases 0.000 description 1
- QISSLHPKTCLLDL-UHFFFAOYSA-N N-Acetylcaprolactam Chemical compound CC(=O)N1CCCCCC1=O QISSLHPKTCLLDL-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical class ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 150000001718 carbodiimides Chemical class 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229940112021 centrally acting muscle relaxants carbamic acid ester Drugs 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 150000001912 cyanamides Chemical class 0.000 description 1
- 238000009503 electrostatic coating Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000006072 paste Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000001665 trituration Methods 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N urethane group Chemical group NC(=O)OCC JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 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
- C08G69/18—Anionic polymerisation
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 |
|---|---|---|---|
| DEP0039339 | 1966-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1645127A1 true DE1645127A1 (de) | 1970-09-24 |
Family
ID=7376437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661645127 Pending DE1645127A1 (de) | 1966-04-30 | 1966-04-30 | Verfahren zur Herstellung von feinverteiltem Polyamid-Pulver |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3484415A (https=) |
| AT (1) | AT267872B (https=) |
| CH (1) | CH491151A (https=) |
| DE (1) | DE1645127A1 (https=) |
| ES (1) | ES339951A1 (https=) |
| GB (1) | GB1118700A (https=) |
| NL (1) | NL6705888A (https=) |
| PL (1) | PL70428B1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1601195A (https=) * | 1968-12-31 | 1970-08-10 | ||
| CH519000A (de) * | 1970-02-24 | 1972-02-15 | Inventa Ag | Verfahren zur Herstellung von Polyamid 12-Sinterpulver |
| US3910861A (en) * | 1970-12-05 | 1975-10-07 | Stamicarbon | Process for the preparation of granular or powdery polyamide |
| DE2906647C2 (de) * | 1979-02-21 | 1980-12-11 | Chemische Werke Huels Ag, 4370 Marl | Verfahren zur Herstellung von pulver· förmigen Beschichtungsmittel!! auf der Basis von Polyamiden mit mindestens 10 aliphatisch gebundenen Kohlenstoffatomen pro Carbonamidgruppe |
| FR2579518A1 (fr) * | 1985-03-29 | 1986-10-03 | Atochem | Particules enrobees de polyamide et leur procede de preparation |
| FR2588262B1 (fr) * | 1985-10-08 | 1988-04-29 | Atochem | Poudres de polyamide-imides, procede de fabrication et utilisations |
| CN101077910B (zh) * | 2006-05-23 | 2010-06-09 | 上海杰事杰新材料股份有限公司 | 一种制备粒径可控的高分子量尼龙微球的方法 |
| KR102287634B1 (ko) * | 2017-11-08 | 2021-08-10 | 한화솔루션 주식회사 | 음이온 개환 중합에 의한 폴리아마이드의 제조 방법 및 이에 의해 제조된 폴리아마이드 |
| FR3143608B1 (fr) * | 2022-12-16 | 2026-04-24 | Arkema France | Procédé de fabrication de poudre de polyamide pour impression 3D |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2907755A (en) * | 1956-11-07 | 1959-10-06 | Basf Ag | Polymerization of lactams in presence of carbon monoxide |
| US3017391A (en) * | 1956-12-13 | 1962-01-16 | Monsanto Chemicals | Preparation of polycaprolactam using n-acyl activators |
| BE574422A (https=) * | 1958-02-01 | |||
| NL280053A (https=) * | 1961-06-30 | 1900-01-01 | ||
| GB1027336A (en) * | 1962-02-27 | 1966-04-27 | British Celanese | Improvements relating to the production of polyamides |
| US3325455A (en) * | 1963-11-21 | 1967-06-13 | Polymer Corp | Method of producing nylon powders |
| CH438729A (de) * | 1964-10-30 | 1967-06-30 | Inventa Ag | Verfahren zur Polymerisation von wasserfreien Lactamen |
-
1966
- 1966-04-30 DE DE19661645127 patent/DE1645127A1/de active Pending
-
1967
- 1967-04-19 GB GB17942/67A patent/GB1118700A/en not_active Expired
- 1967-04-25 US US633365A patent/US3484415A/en not_active Expired - Lifetime
- 1967-04-26 NL NL6705888A patent/NL6705888A/xx unknown
- 1967-04-27 CH CH600667A patent/CH491151A/de not_active IP Right Cessation
- 1967-04-28 PL PL1967120293A patent/PL70428B1/pl unknown
- 1967-04-28 AT AT402767A patent/AT267872B/de active
- 1967-04-28 ES ES339951A patent/ES339951A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1118700A (en) | 1968-07-03 |
| ES339951A1 (es) | 1968-05-16 |
| AT267872B (de) | 1969-01-27 |
| CH491151A (de) | 1970-05-31 |
| PL70428B1 (https=) | 1974-02-28 |
| US3484415A (en) | 1969-12-16 |
| NL6705888A (https=) | 1967-10-31 |
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