KR102042563B1 - 이소시네이트의 연속 개질 방법 - Google Patents
이소시네이트의 연속 개질 방법 Download PDFInfo
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- KR102042563B1 KR102042563B1 KR1020147014535A KR20147014535A KR102042563B1 KR 102042563 B1 KR102042563 B1 KR 102042563B1 KR 1020147014535 A KR1020147014535 A KR 1020147014535A KR 20147014535 A KR20147014535 A KR 20147014535A KR 102042563 B1 KR102042563 B1 KR 102042563B1
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- diisocyanate
- reaction
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- isocyanate
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- 238000000034 method Methods 0.000 title claims abstract description 74
- 239000012948 isocyanate Substances 0.000 title claims abstract description 56
- 150000002513 isocyanates Chemical class 0.000 title claims abstract description 53
- 230000004048 modification Effects 0.000 title claims abstract description 10
- 238000012986 modification Methods 0.000 title claims abstract description 10
- 230000008569 process Effects 0.000 title claims description 40
- 238000006243 chemical reaction Methods 0.000 claims abstract description 83
- 239000003054 catalyst Substances 0.000 claims abstract description 59
- 238000009826 distribution Methods 0.000 claims abstract description 15
- 239000011541 reaction mixture Substances 0.000 claims abstract description 12
- 238000002360 preparation method Methods 0.000 claims abstract description 7
- 238000010924 continuous production Methods 0.000 claims abstract description 6
- 230000003197 catalytic effect Effects 0.000 claims abstract description 4
- 239000006185 dispersion Substances 0.000 claims abstract description 4
- 239000005057 Hexamethylene diisocyanate Substances 0.000 claims description 30
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 claims description 30
- 238000002156 mixing Methods 0.000 claims description 21
- 125000005442 diisocyanate group Chemical group 0.000 claims description 14
- 238000012546 transfer Methods 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 9
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 6
- 150000001412 amines Chemical class 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000001476 alcoholic effect Effects 0.000 claims description 5
- 150000001450 anions Chemical class 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- AHBNSOZREBSAMG-UHFFFAOYSA-N 1,5-diisocyanato-2-methylpentane Chemical compound O=C=NCC(C)CCCN=C=O AHBNSOZREBSAMG-UHFFFAOYSA-N 0.000 claims description 4
- ATOUXIOKEJWULN-UHFFFAOYSA-N 1,6-diisocyanato-2,2,4-trimethylhexane Chemical compound O=C=NCCC(C)CC(C)(C)CN=C=O ATOUXIOKEJWULN-UHFFFAOYSA-N 0.000 claims description 4
- NXQWWXHHRBLONY-UHFFFAOYSA-N 4-(isocyanatomethyl)octane Chemical compound CCCCC(CCC)CN=C=O NXQWWXHHRBLONY-UHFFFAOYSA-N 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 4
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 239000008199 coating composition Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 230000014759 maintenance of location Effects 0.000 claims description 4
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical class [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 4
- -1 potassium carboxylic acid Chemical class 0.000 claims description 4
- SVEMKBCPZYWEPH-UHFFFAOYSA-N 2,4,4-trimethylhexane Chemical compound CCC(C)(C)CC(C)C SVEMKBCPZYWEPH-UHFFFAOYSA-N 0.000 claims description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 150000004679 hydroxides Chemical class 0.000 claims description 3
- 150000003003 phosphines Chemical group 0.000 claims description 3
- 125000004437 phosphorous atom Chemical group 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- OHLKMGYGBHFODF-UHFFFAOYSA-N 1,4-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=C(CN=C=O)C=C1 OHLKMGYGBHFODF-UHFFFAOYSA-N 0.000 claims description 2
- ROHUXHMNZLHBSF-UHFFFAOYSA-N 1,4-bis(isocyanatomethyl)cyclohexane Chemical compound O=C=NCC1CCC(CN=C=O)CC1 ROHUXHMNZLHBSF-UHFFFAOYSA-N 0.000 claims description 2
- LFSYUSUFCBOHGU-UHFFFAOYSA-N 1-isocyanato-2-[(4-isocyanatophenyl)methyl]benzene Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=CC=C1N=C=O LFSYUSUFCBOHGU-UHFFFAOYSA-N 0.000 claims description 2
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical class [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 150000004703 alkoxides Chemical class 0.000 claims description 2
- OUCPJZWNFRYRBI-UHFFFAOYSA-N aniline;formaldehyde Chemical compound O=C.NC1=CC=CC=C1 OUCPJZWNFRYRBI-UHFFFAOYSA-N 0.000 claims description 2
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000006068 polycondensation reaction Methods 0.000 claims description 2
- 239000011527 polyurethane coating Substances 0.000 claims description 2
- 235000011056 potassium acetate Nutrition 0.000 claims description 2
- WFIZEGIEIOHZCP-UHFFFAOYSA-M potassium formate Chemical class [K+].[O-]C=O WFIZEGIEIOHZCP-UHFFFAOYSA-M 0.000 claims description 2
- 239000001632 sodium acetate Chemical class 0.000 claims description 2
- 235000017281 sodium acetate Nutrition 0.000 claims description 2
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical class [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 claims description 2
- 239000004299 sodium benzoate Chemical class 0.000 claims description 2
- 235000010234 sodium benzoate Nutrition 0.000 claims description 2
- 125000005628 tolylene group Chemical group 0.000 claims description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 2
- 125000003367 polycyclic group Chemical group 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 239000000047 product Substances 0.000 description 41
- 239000000178 monomer Substances 0.000 description 29
- 239000005056 polyisocyanate Substances 0.000 description 29
- 229920001228 polyisocyanate Polymers 0.000 description 29
- 239000000243 solution Substances 0.000 description 23
- 239000011347 resin Substances 0.000 description 21
- 229920005989 resin Polymers 0.000 description 21
- PJMDLNIAGSYXLA-UHFFFAOYSA-N 6-iminooxadiazine-4,5-dione Chemical compound N=C1ON=NC(=O)C1=O PJMDLNIAGSYXLA-UHFFFAOYSA-N 0.000 description 16
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 15
- 238000004821 distillation Methods 0.000 description 14
- PCHXZXKMYCGVFA-UHFFFAOYSA-N 1,3-diazetidine-2,4-dione Chemical compound O=C1NC(=O)N1 PCHXZXKMYCGVFA-UHFFFAOYSA-N 0.000 description 13
- 239000013638 trimer Substances 0.000 description 13
- 238000005829 trimerization reaction Methods 0.000 description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 11
- 229910052698 phosphorus Inorganic materials 0.000 description 11
- 239000011574 phosphorus Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 239000002904 solvent Substances 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000006057 reforming reaction Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 239000007858 starting material Substances 0.000 description 6
- AVWRKZWQTYIKIY-UHFFFAOYSA-N urea-1-carboxylic acid Chemical compound NC(=O)NC(O)=O AVWRKZWQTYIKIY-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 5
- 150000001735 carboxylic acids Chemical class 0.000 description 5
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000005481 NMR spectroscopy Methods 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000006471 dimerization reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 125000001453 quaternary ammonium group Chemical group 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 3
- 238000010923 batch production Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 230000009849 deactivation Effects 0.000 description 3
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006384 oligomerization reaction Methods 0.000 description 3
- 238000002407 reforming Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- RWLALWYNXFYRGW-UHFFFAOYSA-N 2-Ethyl-1,3-hexanediol Chemical compound CCCC(O)C(CC)CO RWLALWYNXFYRGW-UHFFFAOYSA-N 0.000 description 2
- JYFHYPJRHGVZDY-UHFFFAOYSA-N Dibutyl phosphate Chemical compound CCCCOP(O)(=O)OCCCC JYFHYPJRHGVZDY-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- NDKBVBUGCNGSJJ-UHFFFAOYSA-M benzyltrimethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)CC1=CC=CC=C1 NDKBVBUGCNGSJJ-UHFFFAOYSA-M 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- 150000004673 fluoride salts Chemical class 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- XMAXUBOLEVIRGX-UHFFFAOYSA-N phosphanium;fluoride Chemical class [F-].[PH4+] XMAXUBOLEVIRGX-UHFFFAOYSA-N 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- 150000003673 urethanes Chemical class 0.000 description 2
- SHAMRMCOVNDTCS-UHFFFAOYSA-M 2-hydroxypropyl(trimethyl)azanium;hydroxide Chemical compound [OH-].CC(O)C[N+](C)(C)C SHAMRMCOVNDTCS-UHFFFAOYSA-M 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000002168 alkylating agent Substances 0.000 description 1
- 229940100198 alkylating agent Drugs 0.000 description 1
- 150000003927 aminopyridines Chemical class 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
- 239000002981 blocking agent Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- OZMJXAQDMVDWBK-UHFFFAOYSA-N carbamic acid;ethyl carbamate Chemical compound NC(O)=O.CCOC(N)=O OZMJXAQDMVDWBK-UHFFFAOYSA-N 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000012045 crude solution Substances 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000007863 gel particle Substances 0.000 description 1
- 239000013529 heat transfer fluid Substances 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 150000004714 phosphonium salts Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- HJBZFPLBRXFZNE-UHFFFAOYSA-M tetrabutylphosphanium fluoride hydrofluoride Chemical compound F.[F-].CCCC[P+](CCCC)(CCCC)CCCC HJBZFPLBRXFZNE-UHFFFAOYSA-M 0.000 description 1
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000004876 x-ray fluorescence Methods 0.000 description 1
Images
Classifications
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
- C08G18/022—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only the polymeric products containing isocyanurate groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D273/00—Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only ring hetero atoms, not provided for by groups C07D261/00 - C07D271/00
- C07D273/02—Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only ring hetero atoms, not provided for by groups C07D261/00 - C07D271/00 having two nitrogen atoms and only one oxygen atom
- C07D273/04—Six-membered rings
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
- C08G18/025—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only the polymeric products containing carbodiimide groups
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
- C08G18/092—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to isocyanurate groups
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
- C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/791—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
적어도 하나의 이소시아네이트 성분 A 및 적어도 하나의 촉매 성분 B를 반응 장치 내에서 연속적으로 배합하고 반응 혼합물로서 반응 장치를 통해 이송시키는 것을 특징으로 하며, 체류 시간 분포가 분산 모델에 따라 Bo (보덴슈타인 수) 40 초과, 바람직하게는 60 초과, 가장 바람직하게는 80 초과인 것을 특징으로 하는 방법이 제공된다.
Description
Claims (13)
- 단량체성 디이소시아네이트 및/또는 트리이소시아네이트의 촉매 개질에 의한 올리고머성 또는 중합체성 이소시아네이트의 연속 제조 방법이며,
적어도 하나의 이소시아네이트 성분 A 및 적어도 하나의 촉매 성분 B를 반응 장치 내에서 연속적으로 배합하고 반응 혼합물로서 반응 장치를 통해 이송시키는 것을 특징으로 하며, 여기서 분산 모델에 따른 상기 반응 장치의 체류 시간 분포가 Bo (보덴슈타인 수(Bodenstein number)) 40 초과, 또는 60 초과, 또는 80 초과인 것을 특징으로 하는 방법. - 제1항에 있어서, 이소시아네이트 성분 및 촉매 성분을 강력 혼합기를 사용하여 배합하는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 성분 A 및 성분 B 뿐만 아니라 추가의 화합물이 반응 혼합물 내에 존재하거나 이들이 반응 섹션을 따라 도입되며, 여기서 이들은 제1 경우에 결합제, 안정화제 또는 유동화제일 수 있고, 제2 경우에 결합제, 안정화제, 유동화제, A와 상이한 디이소시아네이트 또는 트리이소시아네이트, B와 상이한 촉매 또는 촉매-탈활성화 물질일 수 있는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 모든 성분들의 강력한 혼합을, 체류 섹션을 따라 혼합 요소들을 사용함으로써 수행하는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 0℃ 내지 +200℃, 또는 20℃ 내지 180℃, 또는 40℃ 내지 120℃의 온도 범위에서 일정 반응 온도로 수행하거나, 상기 온도 범위에서 수행하되 전체 반응 영역에 걸쳐 일정 반응 온도가 실현되는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 디이소시아네이트 및/또는 트리이소시아네이트로서 펜탄 1,5-디이소시아네이트, 헥사메틸렌 디이소시아네이트 (HDI), 2-메틸펜탄 1,5-디이소시아네이트, 2,4,4-트리메틸헥산 1,6-디이소시아네이트, 2,2,4-트리메틸헥산 1,6-디이소시아네이트, 4-이소시아네이토메틸옥탄 1,8-디이소시아네이트, 3(4)-이소시아네이토메틸-1-메틸시클로헥실이소시아네이트 (IMCI), 이소포론 디이소시아네이트 (IPDI), 1,3- 및 1,4-비스(이소시아네이토메틸)벤젠 (XDI), 1,3- 및 1,4-비스(이소시아네이토메틸)시클로헥산 (H6XDI), 톨릴렌 2,4- 및 2,6-디이소시아네이트 (TDI), 비스(4-이소시아네이토페닐)메탄 (4,4'-MDI), 4-이소시아네이토페닐-2-이소시아네이토페닐메탄 (2,4'-MDI), 및/또는 포름알데히드-아닐린 중축합 및 생성된 (폴리)아민의 상응하는 (폴리)이소시아네이트로의 후속 전환에 의해 수득될 수 있는 다중고리 생성물 (중합체성 MDI)을 사용하는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 지방족 디이소시아네이트 및/또는 트리이소시아네이트, 또는 헥사메틸렌 디이소시아네이트 (HDI), 2-메틸펜탄 1,5-디이소시아네이트, 2,4,4-트리메틸헥산 1,6-디이소시아네이트, 2,2,4-트리메틸헥산 1,6-디이소시아네이트, 4-이소시아네이토메틸옥탄 1,8-디이소시아네이트를 사용하는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 촉매로서
- 음이온이 약산, 카르복실산, 플루오린화 알킬 기를 갖는 카르복실산, 페놀, 알콜, 물 또는 HF로부터의 H+ 추출에 의해 유도되는 것인, 고체 형태 또는 용해된 형태의 테트라오르가닐암모늄 및/또는 테트라오르가닐포스포늄 염,
- 알칼리 금속 및 알칼리 토금속 산화물, 수산화물, 알콕시드 및 페녹시드의 알콜성 용액,
- 카르복실산의 금속 염, 포타슘 아세테이트, 소듐 벤조에이트, 소듐 아세테이트 또는 포타슘 포르메이트의 알콜성 용액 및/또는
- 고체 형태 또는 용해된 형태의, 3급 포스핀 또는 인 원자를 고리의 일부로서 함유하는 3급 포스핀
을 사용하는 것을 특징으로 하는 방법. - 제1항 또는 제2항에 있어서, 촉매를, 사용된 디이소시아네이트 및/또는 트리이소시아네이트의 질량을 기준으로 1 몰-ppm 내지 1 몰%, 또는 5 몰-ppm 내지 0.1 몰%의 비율로 사용하는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 사용된 단량체성 디이소시아네이트 및/또는 트리이소시아네이트의 5 내지 80 질량%, 또는 10 내지 60 질량%, 또는 10 내지 45 질량%를 반응시킨 후에 정지시키는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 체류 섹션이 0 내지 30 bar, 또는 0 내지 10 bar, 또는 0 내지 4 bar의 최대 압력 강하를 가지며, b) 10 kW/(K m3) 초과, 또는 50 kW/(K m3) 초과, 또는 100 kW/(K m3) 초과의 열 전달률을 갖는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 따른 방법에 의해 수득가능한 올리고머성 또는 중합체성 이소시아네이트.
- 제12항에 따른 올리고머성 또는 중합체성 이소시아네이트를 사용하여, 임의로 발포된 플라스틱 및 또한 표면 코팅물, 코팅 조성물, 접착제 및 보조제를 제조하거나 임의로 수분산성인 1- 및 2-성분 폴리우레탄 코팅물을 제조하는 방법.
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HUE061781T2 (hu) * | 2017-12-21 | 2023-08-28 | Covestro Deutschland Ag | Eljárás izocianurátcsoportokat tartalmazó izocianát-keverékek elõállítására |
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US9790194B2 (en) | 2017-10-17 |
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HUE034989T2 (en) | 2018-05-02 |
JP6249954B2 (ja) | 2017-12-20 |
US20140343280A1 (en) | 2014-11-20 |
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