KR20090020502A - 저염소 이소시아네이트의 제조 방법 - Google Patents
저염소 이소시아네이트의 제조 방법 Download PDFInfo
- Publication number
- KR20090020502A KR20090020502A KR1020080081767A KR20080081767A KR20090020502A KR 20090020502 A KR20090020502 A KR 20090020502A KR 1020080081767 A KR1020080081767 A KR 1020080081767A KR 20080081767 A KR20080081767 A KR 20080081767A KR 20090020502 A KR20090020502 A KR 20090020502A
- Authority
- KR
- South Korea
- Prior art keywords
- phosgene
- stream
- reaction zone
- amine
- amine reactant
- 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.)
- Withdrawn
Links
- 238000004519 manufacturing process Methods 0.000 title description 9
- IDKXMGZRWKCTGA-UHFFFAOYSA-N chloroimino(oxo)methane Chemical compound ClN=C=O IDKXMGZRWKCTGA-UHFFFAOYSA-N 0.000 title 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000006243 chemical reaction Methods 0.000 claims abstract description 66
- 238000000034 method Methods 0.000 claims abstract description 51
- 239000000376 reactant Substances 0.000 claims abstract description 43
- 150000001412 amines Chemical class 0.000 claims abstract description 40
- 239000012948 isocyanate Substances 0.000 claims abstract description 39
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 35
- 239000000460 chlorine Substances 0.000 claims description 34
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 33
- 229910052801 chlorine Inorganic materials 0.000 claims description 31
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 claims description 7
- 229940117389 dichlorobenzene Drugs 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 6
- -1 aromatic isocyanate Chemical class 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 26
- 229910002091 carbon monoxide Inorganic materials 0.000 description 26
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 11
- 238000004821 distillation Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- 239000007789 gas Substances 0.000 description 8
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 6
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 6
- 239000013638 trimer Substances 0.000 description 6
- 241001550224 Apha Species 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- RNLHGQLZWXBQNY-UHFFFAOYSA-N 3-(aminomethyl)-3,5,5-trimethylcyclohexan-1-amine Chemical compound CC1(C)CC(N)CC(C)(CN)C1 RNLHGQLZWXBQNY-UHFFFAOYSA-N 0.000 description 4
- 239000005058 Isophorone diisocyanate Substances 0.000 description 4
- 150000004982 aromatic amines Chemical class 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 125000003277 amino group Chemical group 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 239000005056 polyisocyanate Substances 0.000 description 3
- 229920001228 polyisocyanate Polymers 0.000 description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- NHYCGSASNAIGLD-UHFFFAOYSA-N chlorine monoxide Inorganic materials Cl[O] NHYCGSASNAIGLD-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 229910001961 silver nitrate Inorganic materials 0.000 description 2
- 239000012086 standard solution Substances 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 2
- VOZKAJLKRJDJLL-UHFFFAOYSA-N tolylenediamine group Chemical group CC1=C(C=C(C=C1)N)N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 2
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- PCHXZXKMYCGVFA-UHFFFAOYSA-N 1,3-diazetidine-2,4-dione Chemical compound O=C1NC(=O)N1 PCHXZXKMYCGVFA-UHFFFAOYSA-N 0.000 description 1
- PWGJDPKCLMLPJW-UHFFFAOYSA-N 1,8-diaminooctane Chemical compound NCCCCCCCCN PWGJDPKCLMLPJW-UHFFFAOYSA-N 0.000 description 1
- YDBHSDRXUCPTQQ-UHFFFAOYSA-N 1-methylcyclohexan-1-amine Chemical compound CC1(N)CCCCC1 YDBHSDRXUCPTQQ-UHFFFAOYSA-N 0.000 description 1
- JCUZDQXWVYNXHD-UHFFFAOYSA-N 2,2,4-trimethylhexane-1,6-diamine Chemical compound NCCC(C)CC(C)(C)CN JCUZDQXWVYNXHD-UHFFFAOYSA-N 0.000 description 1
- DPQHRXRAZHNGRU-UHFFFAOYSA-N 2,4,4-trimethylhexane-1,6-diamine Chemical compound NCC(C)CC(C)(C)CCN DPQHRXRAZHNGRU-UHFFFAOYSA-N 0.000 description 1
- RLYCRLGLCUXUPO-UHFFFAOYSA-N 2,6-diaminotoluene Chemical compound CC1=C(N)C=CC=C1N RLYCRLGLCUXUPO-UHFFFAOYSA-N 0.000 description 1
- FZZMTSNZRBFGGU-UHFFFAOYSA-N 2-chloro-7-fluoroquinazolin-4-amine Chemical compound FC1=CC=C2C(N)=NC(Cl)=NC2=C1 FZZMTSNZRBFGGU-UHFFFAOYSA-N 0.000 description 1
- JMWKVOZQRYHIHA-UHFFFAOYSA-N 2-ethylpentan-1-amine Chemical compound CCCC(CC)CN JMWKVOZQRYHIHA-UHFFFAOYSA-N 0.000 description 1
- KHBBRIBQJGWUOW-UHFFFAOYSA-N 2-methylcyclohexane-1,3-diamine Chemical compound CC1C(N)CCCC1N KHBBRIBQJGWUOW-UHFFFAOYSA-N 0.000 description 1
- ORXJAHKNMXPUIS-UHFFFAOYSA-N 4-(3-aminopropyl)heptane-1,7-diamine Chemical compound NCCCC(CCCN)CCCN ORXJAHKNMXPUIS-UHFFFAOYSA-N 0.000 description 1
- HMJBXEZHJUYJQY-UHFFFAOYSA-N 4-(aminomethyl)octane-1,8-diamine Chemical compound NCCCCC(CN)CCCN HMJBXEZHJUYJQY-UHFFFAOYSA-N 0.000 description 1
- CNPURSDMOWDNOQ-UHFFFAOYSA-N 4-methoxy-7h-pyrrolo[2,3-d]pyrimidin-2-amine Chemical compound COC1=NC(N)=NC2=C1C=CN2 CNPURSDMOWDNOQ-UHFFFAOYSA-N 0.000 description 1
- PJMDLNIAGSYXLA-UHFFFAOYSA-N 6-iminooxadiazine-4,5-dione Chemical compound N=C1ON=NC(=O)C1=O PJMDLNIAGSYXLA-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 239000005700 Putrescine Substances 0.000 description 1
- 229910021607 Silver chloride Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- XKNMBLOUCCIBMS-UHFFFAOYSA-N [2,2-bis(aminomethyl)cyclohexyl]methanamine Chemical compound NCC1CCCCC1(CN)CN XKNMBLOUCCIBMS-UHFFFAOYSA-N 0.000 description 1
- FUIFPVKJGLFULI-UHFFFAOYSA-N [3,5-bis(aminomethyl)cyclohexyl]methanamine Chemical compound NCC1CC(CN)CC(CN)C1 FUIFPVKJGLFULI-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000013466 adhesive and sealant Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000001461 argentometric titration Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- ZZLVWYATVGCIFR-UHFFFAOYSA-N cyclohexane-1,1,2-triamine Chemical compound NC1CCCCC1(N)N ZZLVWYATVGCIFR-UHFFFAOYSA-N 0.000 description 1
- NEYMKANTZROXPX-UHFFFAOYSA-N cyclohexylmethanetriamine Chemical compound NC(N)(N)C1CCCCC1 NEYMKANTZROXPX-UHFFFAOYSA-N 0.000 description 1
- YQLZOAVZWJBZSY-UHFFFAOYSA-N decane-1,10-diamine Chemical compound NCCCCCCCCCCN YQLZOAVZWJBZSY-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 238000003918 potentiometric titration Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000005829 trimerization reaction Methods 0.000 description 1
- DQWFTGPZPKZMAB-UHFFFAOYSA-N undecane-1,6,11-triamine Chemical compound NCCCCCC(N)CCCCCN DQWFTGPZPKZMAB-UHFFFAOYSA-N 0.000 description 1
- AVWRKZWQTYIKIY-UHFFFAOYSA-N urea-1-carboxylic acid Chemical compound NC(=O)NC(O)=O AVWRKZWQTYIKIY-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07016422A EP2028178A1 (de) | 2007-08-22 | 2007-08-22 | Herstellung von Isocyanaten mit niedrigen Chlorgehalten |
| EP07016422.3 | 2007-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20090020502A true KR20090020502A (ko) | 2009-02-26 |
Family
ID=38800936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020080081767A Withdrawn KR20090020502A (ko) | 2007-08-22 | 2008-08-21 | 저염소 이소시아네이트의 제조 방법 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8378140B2 (https=) |
| EP (2) | EP2028178A1 (https=) |
| JP (1) | JP2009051838A (https=) |
| KR (1) | KR20090020502A (https=) |
| CN (2) | CN101372464A (https=) |
| CA (1) | CA2638942A1 (https=) |
| MX (1) | MX2008010699A (https=) |
| RU (1) | RU2008134184A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190049763A (ko) * | 2017-09-29 | 2019-05-09 | 호야 렌즈 타일랜드 리미티드 | 광학 부재용 수지의 제조 방법, 광학 부재용 수지, 안경 렌즈 및 안경 |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101572277B1 (ko) * | 2007-08-30 | 2015-11-26 | 바스프 에스이 | 이소시아네이트의 제조 방법 |
| DE102009032413A1 (de) | 2009-07-09 | 2011-01-13 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten |
| FR2965490B1 (fr) | 2010-09-30 | 2013-01-11 | Aet Group | Dispositif et procede pour la phosgenation en continu |
| HUE025025T2 (en) * | 2011-03-31 | 2016-04-28 | Basf Se | Process for the preparation of isocyanates |
| EP2953928B1 (de) * | 2013-02-08 | 2017-08-09 | Covestro Deutschland AG | Verfahren zur abtrennung eines durch phosgenierung eines primären amins in der gasphase hergestellten isocyanats aus dem gasförmigen rohprodukt der phosgenierung |
| JP2015010183A (ja) * | 2013-06-28 | 2015-01-19 | 旭化成ケミカルズ株式会社 | ジイソシアネート組成物 |
| EP3257883A1 (de) * | 2016-06-17 | 2017-12-20 | Covestro Deutschland AG | Verfahren zur herstellung einer isocyanat- und isocyanuratgruppen enthaltenden zusammensetzung und daraus hergestellter pur/pir-hartschaumstoff |
| CN109761855B (zh) * | 2018-12-20 | 2020-07-28 | 万华化学集团股份有限公司 | 一种制备异佛尔酮二异氰酸酯的方法 |
| CN112111044B (zh) * | 2019-06-21 | 2021-06-29 | 万华化学集团股份有限公司 | 一种聚异氰酸酯组合物及其制备方法和应用 |
| CN112142623A (zh) * | 2019-06-27 | 2020-12-29 | 万华化学（宁波）有限公司 | 一种低活性的mdi-50产品的制备方法及应用 |
| CN110396057B (zh) * | 2019-07-16 | 2022-02-18 | 万华化学集团股份有限公司 | 一种制备低氯含量的异氰酸酯的方法 |
| CN112824376B (zh) * | 2019-11-21 | 2023-01-13 | 万华化学集团股份有限公司 | 一种气相法制备低水解氯含量异氰酸酯的方法 |
| CN111718282B (zh) * | 2020-06-30 | 2022-08-05 | 万华化学集团股份有限公司 | 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法 |
| PT4188592T (pt) | 2020-07-27 | 2025-10-23 | Basf Se | Unidade de produção de fosgénio |
| CN116239501A (zh) * | 2022-12-14 | 2023-06-09 | 上海奕朗化工有限公司 | 高温气相制备低氯1,5-戊二异氰酸酯的方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3331873A (en) * | 1965-04-23 | 1967-07-18 | Allied Chem | Removal of chlorine from liquid phosgene with activated carbon |
| DE3327274A1 (de) * | 1983-07-28 | 1985-02-07 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von phosgen unter gleichzeitiger erzeugung von dampf |
| DE3714439A1 (de) * | 1987-04-30 | 1988-11-10 | Bayer Ag | Verfahren zur herstellung von (cyclo)aliphatischen diisocyanaten |
| IN190134B (https=) * | 1995-12-28 | 2003-06-21 | Du Pont | |
| EP0976723A3 (en) * | 1998-07-31 | 2001-02-07 | Daicel Chemical Industries, Ltd. | A cycloaliphatic polyisocyanate compound, a process for the preparation thereof, a polyurethane therefrom, and an adhesive composition |
| DE10235476A1 (de) * | 2002-08-02 | 2004-02-12 | Basf Ag | Integriertes Verfahren zur Herstellung von Isocyanaten |
| DE10245704A1 (de) | 2002-09-30 | 2004-04-01 | Bayer Ag | Verfahren zum Quenchen eines gasförmigen Reaktionsgemisches bei der Gasphasenphosgenierung von Diaminen |
| DE10250131A1 (de) | 2002-10-28 | 2004-05-06 | Basf Ag | Verfahren zur Herstellung von Chlor aus Salzsäure |
| DE10260084A1 (de) * | 2002-12-19 | 2004-07-01 | Basf Ag | Auftrennung eines Stoffgemisches aus Clorwasserstoff und Phosgen |
| DE102004041777A1 (de) | 2004-08-28 | 2006-03-02 | Bayer Materialscience Ag | Verfahren und Vorrichtung zur Herstellung von Phosgen |
| DE102005032663A1 (de) * | 2005-07-13 | 2007-01-18 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten |
| ES2582173T3 (es) * | 2007-11-14 | 2016-09-09 | Covestro Deutschland Ag | Preparación de isocianatos de color claro |
-
2007
- 2007-08-22 EP EP07016422A patent/EP2028178A1/de not_active Withdrawn
-
2008
- 2008-08-09 EP EP08014259A patent/EP2028179A1/de not_active Withdrawn
- 2008-08-19 CA CA002638942A patent/CA2638942A1/en not_active Abandoned
- 2008-08-20 MX MX2008010699A patent/MX2008010699A/es not_active Application Discontinuation
- 2008-08-21 RU RU2008134184/04A patent/RU2008134184A/ru not_active Application Discontinuation
- 2008-08-21 US US12/195,495 patent/US8378140B2/en not_active Expired - Fee Related
- 2008-08-21 KR KR1020080081767A patent/KR20090020502A/ko not_active Withdrawn
- 2008-08-21 JP JP2008212545A patent/JP2009051838A/ja not_active Withdrawn
- 2008-08-22 CN CNA2008101611558A patent/CN101372464A/zh active Pending
- 2008-08-22 CN CN201610868115.1A patent/CN107011214A/zh active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190049763A (ko) * | 2017-09-29 | 2019-05-09 | 호야 렌즈 타일랜드 리미티드 | 광학 부재용 수지의 제조 방법, 광학 부재용 수지, 안경 렌즈 및 안경 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2028178A1 (de) | 2009-02-25 |
| CN107011214A (zh) | 2017-08-04 |
| CN101372464A (zh) | 2009-02-25 |
| US20090054684A1 (en) | 2009-02-26 |
| CA2638942A1 (en) | 2009-02-22 |
| JP2009051838A (ja) | 2009-03-12 |
| US8378140B2 (en) | 2013-02-19 |
| RU2008134184A (ru) | 2010-03-10 |
| MX2008010699A (es) | 2009-03-05 |
| EP2028179A1 (de) | 2009-02-25 |
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