CN108559074B - 一种支化尼龙6的连续聚合工艺及其产品 - Google Patents
一种支化尼龙6的连续聚合工艺及其产品 Download PDFInfo
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- CN108559074B CN108559074B CN201810253348.XA CN201810253348A CN108559074B CN 108559074 B CN108559074 B CN 108559074B CN 201810253348 A CN201810253348 A CN 201810253348A CN 108559074 B CN108559074 B CN 108559074B
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- polymerization process
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- nylon
- caprolactam
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- 229920002292 Nylon 6 Polymers 0.000 title claims abstract description 91
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 84
- 239000006085 branching agent Substances 0.000 claims abstract description 40
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 58
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 28
- 238000006243 chemical reaction Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 235000003704 aspartic acid Nutrition 0.000 claims description 18
- CKLJMWTZIZZHCS-REOHCLBHSA-N aspartic acid group Chemical group N[C@@H](CC(=O)O)C(=O)O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 claims description 18
- OQFSQFPPLPISGP-UHFFFAOYSA-N beta-carboxyaspartic acid Natural products OC(=O)C(N)C(C(O)=O)C(O)=O OQFSQFPPLPISGP-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 11
- MBYLVOKEDDQJDY-UHFFFAOYSA-N tris(2-aminoethyl)amine Chemical compound NCCN(CCN)CCN MBYLVOKEDDQJDY-UHFFFAOYSA-N 0.000 claims description 11
- 239000003054 catalyst Substances 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 4
- QMXSDTGNCZVWTB-UHFFFAOYSA-N n',n'-bis(3-aminopropyl)propane-1,3-diamine Chemical compound NCCCN(CCCN)CCCN QMXSDTGNCZVWTB-UHFFFAOYSA-N 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims 5
- 229910021626 Tin(II) chloride Inorganic materials 0.000 claims 1
- 238000005453 pelletization Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 19
- 238000006068 polycondensation reaction Methods 0.000 abstract description 11
- 239000007790 solid phase Substances 0.000 abstract description 4
- 229920006351 engineering plastic Polymers 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000013043 chemical agent Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 16
- 239000000463 material Substances 0.000 description 15
- 239000000499 gel Substances 0.000 description 9
- SLXKOJJOQWFEFD-UHFFFAOYSA-N 6-aminohexanoic acid Chemical compound NCCCCCC(O)=O SLXKOJJOQWFEFD-UHFFFAOYSA-N 0.000 description 8
- 229960002684 aminocaproic acid Drugs 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 230000003068 static effect Effects 0.000 description 8
- 238000007112 amidation reaction Methods 0.000 description 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 229920000768 polyamine Polymers 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 239000007863 gel particle Substances 0.000 description 5
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 4
- MROBCNBRHNJZEF-UHFFFAOYSA-N 4-[[2,4,4,6,6-pentakis(4-carboxyphenoxy)-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-trien-2-yl]oxy]benzoic acid Chemical group C1=CC(C(=O)O)=CC=C1OP1(OC=2C=CC(=CC=2)C(O)=O)=NP(OC=2C=CC(=CC=2)C(O)=O)(OC=2C=CC(=CC=2)C(O)=O)=NP(OC=2C=CC(=CC=2)C(O)=O)(OC=2C=CC(=CC=2)C(O)=O)=N1 MROBCNBRHNJZEF-UHFFFAOYSA-N 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 230000009257 reactivity Effects 0.000 description 3
- 229920000877 Melamine resin Polymers 0.000 description 2
- VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- ARCGXLSVLAOJQL-UHFFFAOYSA-N trimellitic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C(C(O)=O)=C1 ARCGXLSVLAOJQL-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-N Caprylic acid Natural products CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- GONOPSZTUGRENK-UHFFFAOYSA-N benzyl(trichloro)silane Chemical compound Cl[Si](Cl)(Cl)CC1=CC=CC=C1 GONOPSZTUGRENK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010096 film blowing Methods 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N n-hexanoic acid Natural products CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003141 primary amines Chemical group 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
Abstract
Description
项目 | 透明度 | 是否含凝胶颗粒 | 相对粘度 |
实施例1 | 高 | 否 | 3.60 |
实施例2 | 高 | 否 | 3.20 |
实施例3 | 高 | 否 | 3.20 |
实施例4 | 高 | 否 | 3.30 |
实施例5 | 高 | 否 | 3.50 |
实施例6 | 高 | 否 | 3.60 |
实施例7 | 高 | 否 | 3.80 |
实施例8 | 高 | 否 | 3.80 |
实施例9 | 高 | 否 | 4.0 |
实施例10 | 高 | 否 | 4.0 |
比较例1 | 较高 | 否 | 2.60 |
比较例2 | 较高 | 否 | 2.90 |
比较例3 | 一般 | 是 | 3.20 |
比较例4 | 一般 | 否 | 2.3 |
Claims (25)
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CN108559074B true CN108559074B (zh) | 2020-09-25 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0774480A1 (de) * | 1995-11-18 | 1997-05-21 | Basf Aktiengesellschaft | Verfahren zur Herstellung von verzweigten Polyamiden |
CN1334839A (zh) * | 1998-12-16 | 2002-02-06 | Dsm有限公司 | 固有无凝胶的无规支化聚酰胺 |
CN1354767A (zh) * | 1999-05-05 | 2002-06-19 | 罗迪亚尼尔公司 | 超支化共聚酰胺、基于该超支化共聚胺的组合物和其制备方法 |
CN1615341A (zh) * | 2001-12-17 | 2005-05-11 | 罗迪亚尼尔公司 | 包括高度支化聚合物添加剂的热塑性组合物,和从该原料制备的制品 |
CN105669969A (zh) * | 2016-02-01 | 2016-06-15 | 东华大学 | 一种尼龙6聚合方法及其熔体直纺方法 |
-
2018
- 2018-03-26 CN CN201810253348.XA patent/CN108559074B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0774480A1 (de) * | 1995-11-18 | 1997-05-21 | Basf Aktiengesellschaft | Verfahren zur Herstellung von verzweigten Polyamiden |
CN1334839A (zh) * | 1998-12-16 | 2002-02-06 | Dsm有限公司 | 固有无凝胶的无规支化聚酰胺 |
CN1354767A (zh) * | 1999-05-05 | 2002-06-19 | 罗迪亚尼尔公司 | 超支化共聚酰胺、基于该超支化共聚胺的组合物和其制备方法 |
CN1615341A (zh) * | 2001-12-17 | 2005-05-11 | 罗迪亚尼尔公司 | 包括高度支化聚合物添加剂的热塑性组合物,和从该原料制备的制品 |
CN105669969A (zh) * | 2016-02-01 | 2016-06-15 | 东华大学 | 一种尼龙6聚合方法及其熔体直纺方法 |
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Effective date of registration: 20200506 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Applicant after: China Petroleum & Chemical Corp. Applicant after: China Textile Academy Applicant after: CHINA TEXTILE ACADEMY (TIANJIN) TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 301700 Tianjin Fuyuan Wuqing Development Zone Wuqing District Road No. 88 Applicant before: CHINA TEXTILE ACADEMY (TIANJIN) TECHNOLOGY DEVELOPMENT Co.,Ltd. Applicant before: China Textile Academy |
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