CN1425647A - (聚)异氰酸酯气相制备的改良方法 - Google Patents
(聚)异氰酸酯气相制备的改良方法 Download PDFInfo
- Publication number
- CN1425647A CN1425647A CN02157003A CN02157003A CN1425647A CN 1425647 A CN1425647 A CN 1425647A CN 02157003 A CN02157003 A CN 02157003A CN 02157003 A CN02157003 A CN 02157003A CN 1425647 A CN1425647 A CN 1425647A
- Authority
- CN
- China
- Prior art keywords
- reactor
- amine
- phosgene
- nozzle
- diameter
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000012948 isocyanate Substances 0.000 title abstract 2
- 150000002513 isocyanates Chemical class 0.000 title abstract 2
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 claims abstract description 29
- 150000001412 amines Chemical class 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 6
- 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 claims description 10
- 238000010790 dilution Methods 0.000 claims description 9
- 239000012895 dilution Substances 0.000 claims description 9
- 150000002148 esters Chemical class 0.000 claims description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 125000001931 aliphatic group Chemical group 0.000 claims description 4
- DLGUAUVHTOCKTB-UHFFFAOYSA-N 1-isocyanatononane Chemical class CCCCCCCCCN=C=O DLGUAUVHTOCKTB-UHFFFAOYSA-N 0.000 claims description 2
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 claims description 2
- KSMVBYPXNKCPAJ-UHFFFAOYSA-N 4-Methylcyclohexylamine Chemical compound CC1CCC(N)CC1 KSMVBYPXNKCPAJ-UHFFFAOYSA-N 0.000 claims description 2
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000012442 inert solvent Substances 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 description 14
- 239000000047 product Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 239000005058 Isophorone diisocyanate Substances 0.000 description 3
- 150000004985 diamines Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 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 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010574 gas phase reaction Methods 0.000 description 2
- 238000002715 modification method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical class NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- MHQULXYNBKWNDF-UHFFFAOYSA-N 3,4-dimethylbenzene-1,2-diamine Chemical class CC1=CC=C(N)C(N)=C1C MHQULXYNBKWNDF-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- -1 aliphatic diamine Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000004984 aromatic diamines Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- ZZTCPWRAHWXWCH-UHFFFAOYSA-N diphenylmethanediamine Chemical class C=1C=CC=CC=1C(N)(N)C1=CC=CC=C1 ZZTCPWRAHWXWCH-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 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
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- NTNWKDHZTDQSST-UHFFFAOYSA-N naphthalene-1,2-diamine Chemical class C1=CC=CC2=C(N)C(N)=CC=C21 NTNWKDHZTDQSST-UHFFFAOYSA-N 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- DYFXGORUJGZJCA-UHFFFAOYSA-N phenylmethanediamine Chemical class NC(N)C1=CC=CC=C1 DYFXGORUJGZJCA-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000012808 vapor phase 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10161384.9 | 2001-12-14 | ||
DE10161384A DE10161384A1 (de) | 2001-12-14 | 2001-12-14 | Verbessertes Verfahren für die Herstellung von (/Poly)-isocyanaten in der Gasphase |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1425647A true CN1425647A (zh) | 2003-06-25 |
CN1252044C CN1252044C (zh) | 2006-04-19 |
Family
ID=7709151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021570035A Expired - Lifetime CN1252044C (zh) | 2001-12-14 | 2002-12-16 | (聚)异氰酸酯气相制备的改良方法 |
Country Status (10)
Country | Link |
---|---|
US (1) | US7019164B2 (zh) |
EP (1) | EP1319655B1 (zh) |
JP (1) | JP4339583B2 (zh) |
CN (1) | CN1252044C (zh) |
AT (1) | ATE361276T1 (zh) |
CA (1) | CA2413678C (zh) |
DE (2) | DE10161384A1 (zh) |
ES (1) | ES2286193T3 (zh) |
HK (1) | HK1056548A1 (zh) |
MX (1) | MXPA02012258A (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101429138B (zh) * | 2008-12-18 | 2011-12-28 | 宁波万华聚氨酯有限公司 | 一种在气相中制备异氰酸酯的方法 |
CN106458864A (zh) * | 2014-03-27 | 2017-02-22 | 科思创德国股份有限公司 | 运行气相光气化装置的方法 |
CN106458862A (zh) * | 2014-03-27 | 2017-02-22 | 科思创德国股份有限公司 | 制备异氰酸酯的方法 |
CN108246235A (zh) * | 2016-12-29 | 2018-07-06 | 重庆长风生物科技有限公司 | 一种光气气相法连续生产hdi的喷嘴 |
CN111961185A (zh) * | 2020-08-27 | 2020-11-20 | 万华化学集团股份有限公司 | 一种多亚甲基多苯基多异氰酸酯组合物及其制备方法 |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10349504A1 (de) * | 2003-10-23 | 2005-05-25 | Bayer Technology Services Gmbh | Verfahren zur Herstellung von Isocyanaten in der Gasphase |
DE10359627A1 (de) * | 2003-12-18 | 2005-07-21 | Bayer Materialscience Ag | Verfahren zur Herstellung von Diisocyanaten |
US20060041166A1 (en) * | 2004-08-20 | 2006-02-23 | Stuart Joseph Y | Process for the continuous preparation of organic monoisocyanates and polyisocyanates |
DE102005036870A1 (de) | 2005-08-02 | 2007-02-08 | Bayer Materialscience Ag | Verfahren zur Gasphasenphosgenierung |
DE102005037328A1 (de) | 2005-08-04 | 2007-02-08 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
HUE025811T2 (en) * | 2006-07-13 | 2016-04-28 | Basf Se | Process for the preparation of isocyanates |
MX2009004261A (es) * | 2006-10-26 | 2009-05-05 | Basf Se | Proceso para preparar isocianatos. |
PT2511259T (pt) | 2007-01-17 | 2016-07-01 | Basf Se | Processo para a produção de isocianatos |
DE102007020444A1 (de) | 2007-04-27 | 2008-11-06 | Bayer Materialscience Ag | Verfahren zur Oxidation eines Chlorwasserstoffenthaltenden Gasgemisches |
CN101796022B (zh) | 2007-08-30 | 2016-03-02 | 巴斯夫欧洲公司 | 制备异氰酸酯的方法 |
PL2200976T3 (pl) | 2007-09-19 | 2012-04-30 | Basf Se | Sposób wytwarzania izocyjanianów |
CN102317254B (zh) | 2008-07-23 | 2014-11-19 | 巴斯夫欧洲公司 | 制备异氰酸酯的方法 |
US8829232B2 (en) * | 2008-08-07 | 2014-09-09 | Basf Se | Process for preparing aromatic isocyanates |
US8779181B2 (en) | 2008-10-15 | 2014-07-15 | Basf Se | Process for preparing isocyanates |
CN102272095B (zh) | 2008-11-07 | 2014-10-08 | 巴斯夫欧洲公司 | 制备异氰酸酯的方法 |
WO2010063665A1 (de) | 2008-12-03 | 2010-06-10 | Basf Se | Verfahren zur herstellung von isocyanaten |
DE102008063728A1 (de) * | 2008-12-18 | 2010-06-24 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten in der Gasphase |
JP5771535B2 (ja) | 2009-03-06 | 2015-09-02 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | イソシアネートの製造方法および製造装置 |
WO2010106131A2 (de) | 2009-03-20 | 2010-09-23 | Basf Se | Verfahren und vorrichtung zur herstellung von isocyanaten |
EP2417100B1 (de) | 2009-04-08 | 2017-07-12 | Basf Se | Verfahren zur herstellung von isocyanaten |
DE102009033639A1 (de) * | 2009-07-17 | 2011-01-20 | Bayer Materialscience Ag | Verfahen zur Herstellung von Isocyanaten in der Gasphase |
KR20130025371A (ko) | 2010-02-26 | 2013-03-11 | 바스프 에스이 | 기상에서 이소시아네이트를 제조하는 방법 |
US8487127B2 (en) | 2010-02-26 | 2013-07-16 | Basf Se | Process for preparing isocyanates in the gas phase |
KR20130029064A (ko) | 2010-03-18 | 2013-03-21 | 바스프 에스이 | 이소시아네이트의 제조 방법 |
US8981145B2 (en) | 2010-03-18 | 2015-03-17 | Basf Se | Process for preparing isocyanates |
JP5883011B2 (ja) | 2010-10-14 | 2016-03-09 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | イソシアネートの製造方法 |
US9321720B2 (en) | 2010-10-14 | 2016-04-26 | Basf Se | Process for preparing isocyanates |
PL393216A1 (pl) | 2010-12-10 | 2012-06-18 | Zakłady Chemiczne Zachem Spółka Akcyjna | Sposób otrzymywania toluilenodiizocyjanianu (TDI) poprzez prowadzenia reakcji fosgenowania toluilenodiaminy (TDA) w fazie gazowej oraz urządzenie do otrzymywania toluilenodiizocyjanianu (TDI) poprzez prowadzenie reakcji fosgenowania toluilenodiaminy (TDA) w fazie gazowej |
PL214498B1 (pl) | 2010-12-10 | 2013-08-30 | Inst Chemii Przemyslowej Im Prof Ignacego Moscickiego | Sposób wydzielania produktów reakcji fosgenowania toluilenodiaminy (TDA) w fazie gazowej przy wytwarzaniu toluilenodiizocyjanianu (TDI) |
BR112014004622A8 (pt) | 2011-09-02 | 2017-06-20 | Basf Se | processo para a preparação de isocianatos |
US8816126B2 (en) | 2011-09-02 | 2014-08-26 | Basf Se | Process for preparing isocyanates |
HUE031803T2 (en) | 2012-07-11 | 2017-08-28 | Covestro Deutschland Ag | Process for processing distillation residues from the production of isocyanate |
WO2014122180A1 (de) | 2013-02-08 | 2014-08-14 | Bayer Materialscience Ag | Verfahren zur abtrennung eines durch phosgenierung eines primären amins in der gasphase hergestellten isocyanats aus dem gasförmigen rohprodukt der phosgenierung |
JP6710159B2 (ja) | 2014-04-11 | 2020-06-17 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag | 気相中においてキシリレンジイソシアネートを製造するための方法 |
KR102547793B1 (ko) | 2014-09-19 | 2023-06-26 | 코베스트로 도이칠란트 아게 | 1,5-펜탄디이소시아네이트의 기체상 제조 방법 |
CN106715385B (zh) | 2014-09-19 | 2020-04-14 | 科思创德国股份有限公司 | 在气相中制备异氰酸酯的方法 |
JP6920999B2 (ja) | 2015-03-16 | 2021-08-18 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag | 1,5−ペンタメチレンジイソシアネート系ポリイソシアネート組成物 |
US10428174B2 (en) | 2015-04-21 | 2019-10-01 | Covestro Deutschland Ag | Polyisocyanate mixture based on 1,5-diisocyanatopentane |
US10435353B2 (en) | 2015-12-03 | 2019-10-08 | Covestro Deutschland Ag | Method for producing isocyanates |
WO2018114846A1 (de) | 2016-12-21 | 2018-06-28 | Covestro Deutschland Ag | Verfahren zur herstellung eines isocyanats |
WO2018184980A1 (de) | 2017-04-03 | 2018-10-11 | Covestro Deutschland Ag | Reinigungsvorrichtung für gasströme aus der isocyanatherstellung |
WO2021052894A1 (de) | 2019-09-17 | 2021-03-25 | Covestro Deutschland Ag | Verfahren zur herstellung von isocyanaten |
US20240059648A1 (en) | 2020-11-23 | 2024-02-22 | Base Se | Process for producing isocyanates |
EP4104922A1 (en) | 2021-06-14 | 2022-12-21 | Covestro Deutschland AG | Reactor and process for preparing isocyanates |
EP4355475A1 (en) | 2021-06-14 | 2024-04-24 | Covestro LLC | Reactor and process for preparing isocyanates |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3714439A1 (de) * | 1987-04-30 | 1988-11-10 | Bayer Ag | Verfahren zur herstellung von (cyclo)aliphatischen diisocyanaten |
DE4217019A1 (de) * | 1992-05-22 | 1993-11-25 | Bayer Ag | Verfahren zur Herstellung von aromatischen Diisocyanaten |
FR2697017B1 (fr) * | 1992-10-16 | 1995-01-06 | Rhone Poulenc Chimie | Procédé de préparation de composés du type isocyanates aromatiques en phase gazeuse. |
DE4412327A1 (de) * | 1994-04-11 | 1995-10-12 | Bayer Ag | Verfahren zur Herstellung von Diisocyanaten |
DE19523385A1 (de) * | 1995-06-23 | 1997-01-09 | Bayer Ag | Verfahren zur Herstellung von Triisocyanaten |
DE19800286A1 (de) * | 1998-01-07 | 1999-07-08 | Bayer Ag | Verwendung spezieller Isocyanate zur Herstellung wäßriger PUR-Überzüge |
DE10133728A1 (de) * | 2001-07-11 | 2003-01-23 | Bayer Ag | Verfahren zur Herstellung von (cyclo)aliphatischen Diisocyanaten |
-
2001
- 2001-12-14 DE DE10161384A patent/DE10161384A1/de not_active Withdrawn
-
2002
- 2002-12-02 EP EP02026860A patent/EP1319655B1/de not_active Expired - Lifetime
- 2002-12-02 AT AT02026860T patent/ATE361276T1/de not_active IP Right Cessation
- 2002-12-02 DE DE50210067T patent/DE50210067D1/de not_active Expired - Lifetime
- 2002-12-02 ES ES02026860T patent/ES2286193T3/es not_active Expired - Lifetime
- 2002-12-09 CA CA2413678A patent/CA2413678C/en not_active Expired - Fee Related
- 2002-12-11 US US10/316,749 patent/US7019164B2/en not_active Expired - Lifetime
- 2002-12-11 MX MXPA02012258A patent/MXPA02012258A/es active IP Right Grant
- 2002-12-12 JP JP2002360733A patent/JP4339583B2/ja not_active Expired - Fee Related
- 2002-12-16 CN CNB021570035A patent/CN1252044C/zh not_active Expired - Lifetime
-
2003
- 2003-12-10 HK HK03108964A patent/HK1056548A1/xx not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101429138B (zh) * | 2008-12-18 | 2011-12-28 | 宁波万华聚氨酯有限公司 | 一种在气相中制备异氰酸酯的方法 |
CN106458864A (zh) * | 2014-03-27 | 2017-02-22 | 科思创德国股份有限公司 | 运行气相光气化装置的方法 |
CN106458862A (zh) * | 2014-03-27 | 2017-02-22 | 科思创德国股份有限公司 | 制备异氰酸酯的方法 |
CN106458862B (zh) * | 2014-03-27 | 2020-03-31 | 科思创德国股份有限公司 | 制备异氰酸酯的方法 |
CN106458864B (zh) * | 2014-03-27 | 2020-08-11 | 科思创德国股份有限公司 | 运行气相光气化装置的方法 |
CN108246235A (zh) * | 2016-12-29 | 2018-07-06 | 重庆长风生物科技有限公司 | 一种光气气相法连续生产hdi的喷嘴 |
CN111961185A (zh) * | 2020-08-27 | 2020-11-20 | 万华化学集团股份有限公司 | 一种多亚甲基多苯基多异氰酸酯组合物及其制备方法 |
CN111961185B (zh) * | 2020-08-27 | 2022-07-12 | 万华化学集团股份有限公司 | 一种多亚甲基多苯基多异氰酸酯组合物及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
ES2286193T3 (es) | 2007-12-01 |
HK1056548A1 (en) | 2004-02-20 |
CA2413678C (en) | 2011-02-15 |
CA2413678A1 (en) | 2003-06-14 |
ATE361276T1 (de) | 2007-05-15 |
EP1319655A2 (de) | 2003-06-18 |
US20030114705A1 (en) | 2003-06-19 |
US7019164B2 (en) | 2006-03-28 |
MXPA02012258A (es) | 2004-12-13 |
EP1319655A3 (de) | 2003-12-10 |
DE50210067D1 (de) | 2007-06-14 |
EP1319655B1 (de) | 2007-05-02 |
DE10161384A1 (de) | 2003-06-18 |
JP2003192658A (ja) | 2003-07-09 |
CN1252044C (zh) | 2006-04-19 |
JP4339583B2 (ja) | 2009-10-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1252044C (zh) | (聚)异氰酸酯气相制备的改良方法 | |
CN1317262C (zh) | 在气相中制备(多)异氰酸酯的方法 | |
CN1253432C (zh) | 制备(环)脂肪族异氰酸酯的方法 | |
EP2088139B1 (en) | A hole jet reactor and a process for the preparation of an isocyanate using the reactor | |
RU2377233C2 (ru) | Способ получения диизоцианатов в газовой фазе | |
CN1263732C (zh) | 气相异氰酸酯的制备方法 | |
US7754915B2 (en) | Process for preparing isocyanates in the gas phase | |
US20110105785A1 (en) | Process for preparing isocyanates | |
US9321720B2 (en) | Process for preparing isocyanates | |
US8816126B2 (en) | Process for preparing isocyanates | |
KR20130025371A (ko) | 기상에서 이소시아네이트를 제조하는 방법 | |
TW201035021A (en) | Process for the preparation of isocyanates in the gas phase | |
US20110213177A1 (en) | Process for preparing isocyanates in the gas phase | |
CN107667089B (zh) | 在气相中制备二异氰酸酯的方法 | |
US10435353B2 (en) | Method for producing isocyanates | |
JP2020511435A (ja) | イソシアネートを調製するためのプロセス |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CARCOUSTICS TECHCONSULT GMBH Free format text: FORMER OWNER: BAYER AKTIENGESELLSCHAFT Effective date: 20120806 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120806 Address after: Germany Leverkusen Patentee after: BAYER MATERIALSCIENCE AG Address before: Germany Leverkusen Patentee before: Bayer AG |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20030625 Assignee: Bayer Intellectual Property GmbH Assignor: BAYER MATERIALSCIENCE AG Contract record no.: 2012990000854 Denomination of invention: Improving method for preparing (poly) isocyanate by gas phase Granted publication date: 20060419 License type: Common License Record date: 20121128 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Leverkusen, Germany Patentee after: COVESTRO DEUTSCHLAND AG Address before: Germany Leverkusen Patentee before: BAYER MATERIALSCIENCE AG |
|
CX01 | Expiry of patent term |
Granted publication date: 20060419 |
|
CX01 | Expiry of patent term |