KR101602495B1 - 엷게 착색된 이소시아네이트의 제조 - Google Patents

엷게 착색된 이소시아네이트의 제조 Download PDF

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Publication number
KR101602495B1
KR101602495B1 KR1020080112546A KR20080112546A KR101602495B1 KR 101602495 B1 KR101602495 B1 KR 101602495B1 KR 1020080112546 A KR1020080112546 A KR 1020080112546A KR 20080112546 A KR20080112546 A KR 20080112546A KR 101602495 B1 KR101602495 B1 KR 101602495B1
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South Korea
Prior art keywords
amine
reaction zone
phosgene
reaction
pressure
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English (en)
Korean (ko)
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KR20090050002A (ko
Inventor
헤르베르트 스투츠
라인하르트 할파프
틸락 수렌 류케반다라
Original Assignee
바이엘 머티리얼사이언스 아게
바이엘 머티리얼싸이언스 엘엘씨
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Publication of KR20090050002A publication Critical patent/KR20090050002A/ko
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    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
KR1020080112546A 2007-11-14 2008-11-13 엷게 착색된 이소시아네이트의 제조 Expired - Fee Related KR101602495B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US300007P 2007-11-14 2007-11-14
US61/003,000 2007-11-14

Publications (2)

Publication Number Publication Date
KR20090050002A KR20090050002A (ko) 2009-05-19
KR101602495B1 true KR101602495B1 (ko) 2016-03-10

Family

ID=40348488

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KR1020080112546A Expired - Fee Related KR101602495B1 (ko) 2007-11-14 2008-11-13 엷게 착색된 이소시아네이트의 제조

Country Status (8)

Country Link
US (1) US9382198B2 (https=)
EP (1) EP2060560B1 (https=)
JP (2) JP2009149614A (https=)
KR (1) KR101602495B1 (https=)
CN (1) CN101440046B (https=)
ES (1) ES2582173T3 (https=)
HU (1) HUE027861T2 (https=)
RU (1) RU2487865C2 (https=)

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* Cited by examiner, † Cited by third party
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EP2028178A1 (de) * 2007-08-22 2009-02-25 Bayer MaterialScience AG Herstellung von Isocyanaten mit niedrigen Chlorgehalten
DE102009032414A1 (de) * 2009-07-09 2011-01-13 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
JP5787908B2 (ja) * 2010-03-18 2015-09-30 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ イソシアネートの生産方法
DE102010019342A1 (de) * 2010-05-05 2011-11-10 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
HUE025025T2 (en) * 2011-03-31 2016-04-28 Basf Se Process for the preparation of isocyanates
CN103922969B (zh) * 2014-04-10 2016-01-20 万华化学集团股份有限公司 一种制备颜色稳定的1,6-己二异氰酸酯的方法
EP3129353B1 (de) * 2014-04-11 2024-02-28 Covestro Deutschland AG Zusammensetzung zur herstellung transparenter polythiourethan-körper
WO2018050441A1 (de) * 2016-09-14 2018-03-22 Basf Se Verfahren zur hydrierung eines gemisches in gegenwart eines farblosen amins
CN110387031B (zh) * 2019-07-12 2021-06-29 万华化学集团股份有限公司 一种浅色异氰酸酯制备方法
EP3939960A1 (de) 2020-07-15 2022-01-19 Covestro Deutschland AG Verfahren zur gewinnung von diaminen aus wässrigen mischungen
EP4151619A1 (en) 2021-09-20 2023-03-22 Covestro Deutschland AG Method for the removal of water from and transport of aliphatic diamines
EP4151618A1 (en) 2021-09-20 2023-03-22 Covestro Deutschland AG Obtaining aliphatic amines from compositions
KR20250053185A (ko) 2022-11-17 2025-04-21 완후아 케미컬 그룹 코., 엘티디 이소시아네이트 조성물과 이의 제조방법 및 용도

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005123665A1 (de) * 2004-06-22 2005-12-29 Basf Aktiengesellschaft Verfahren zur herstellung von isocyanaten

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US3193472A (en) 1963-01-07 1965-07-06 Monsanto Co Process for the purification of hexamethylenediamine
US3859323A (en) * 1969-04-02 1975-01-07 Allied Chem Preparation of 4,4'-methylenebis (cyclohexylisocyanate)
DE3714439A1 (de) * 1987-04-30 1988-11-10 Bayer Ag Verfahren zur herstellung von (cyclo)aliphatischen diisocyanaten
DE4008074A1 (de) 1990-03-14 1991-09-19 Basf Ag Verfahren zur qualitaetsverbesserung von rohen diaminodiphenylmethanen
US5133838A (en) * 1991-02-28 1992-07-28 E. I. Du Pont De Nemours And Company Purification of 6-aminocapronitrile
US5386059A (en) * 1991-12-10 1995-01-31 Miles Inc. Process for preparing polyamines for lighter color polyisocyanate based foam
US5312971A (en) * 1992-07-23 1994-05-17 Miles Inc. Color reduction of polymethylene polyphenyl polyisocyanates
US5286760A (en) * 1992-10-09 1994-02-15 Miles, Inc. Process for reducing impurity levels in methylene diphenyamines
DE19711447A1 (de) * 1997-03-19 1998-09-24 Basf Ag Verfahren zur Herstellung von Isocyanaten mit heller Farbe
US5942151A (en) * 1997-11-20 1999-08-24 Bayer Corporation Polymeric MDI color
DE19812427A1 (de) * 1998-03-20 1999-09-23 Basf Ag Verfahren zur Abtrennung eines Azepin-Derivats aus einer Mischung enthaltend ein Amin und ein Azepin-Derivat
DE19928741A1 (de) * 1999-06-23 2000-12-28 Basf Ag Helle Isocyanate, Verfahren zu deren Herstellung und deren Verwendung
DE10025301A1 (de) 2000-05-22 2001-11-29 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur
US6248926B1 (en) * 2000-10-26 2001-06-19 E. I. Du Pont De Nemours And Company Recovery of hexamethylenediamine (HMD) with low polarographically reducible impurities (PRI) from mixtures of HMD, aminocapronitirle and PRI
DE10158160A1 (de) 2001-11-28 2003-06-12 Basf Ag Herstellung von Isocyanaten in der Gasphase
DE10223827A1 (de) * 2002-05-28 2003-12-11 Basf Ag Verfahren zur Reduzierung des Gehalts an einem ungesättigten Amin in einer Mischung enthaltend ein Aminonitril, ein Diamin, ein Dinitril oder deren Gemische
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
DE10260082A1 (de) * 2002-12-19 2004-07-01 Basf Ag Verfahren zur kontinuierlichen Herstellung von Isocyanaten
DE10261187A1 (de) * 2002-12-20 2004-07-08 Basf Ag Verfahren zur Herstellung von Isocyanaten
US7060819B2 (en) * 2003-09-15 2006-06-13 Invista North America S.A.R.L. Process for producing hexamethylenediamine and aminocapronitrile from adiponitrile, wherein the hexamethylenediamine contains less than 100 ppm tetrahydroazepine
DE10359627A1 (de) * 2003-12-18 2005-07-21 Bayer Materialscience Ag Verfahren zur Herstellung von Diisocyanaten
US20070232827A1 (en) * 2004-05-25 2007-10-04 Basf Aktiengesellschaft Isocyanate Production Method
JP4938007B2 (ja) * 2005-05-30 2012-05-23 ハンツマン・インターナショナル・エルエルシー ジフェニルメタン系ポリイソシアネートの製造法
DE102006004047A1 (de) * 2006-01-28 2007-08-02 Bayer Materialscience Ag Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe
US8030522B2 (en) * 2006-06-07 2011-10-04 Bayer Materialscience Llc Process for the production of toluene diisocyanate

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005123665A1 (de) * 2004-06-22 2005-12-29 Basf Aktiengesellschaft Verfahren zur herstellung von isocyanaten

Also Published As

Publication number Publication date
RU2487865C2 (ru) 2013-07-20
CN101440046A (zh) 2009-05-27
ES2582173T3 (es) 2016-09-09
US9382198B2 (en) 2016-07-05
RU2008144792A (ru) 2010-05-20
JP2015110640A (ja) 2015-06-18
KR20090050002A (ko) 2009-05-19
HUE027861T2 (en) 2016-11-28
JP2009149614A (ja) 2009-07-09
US20090149671A1 (en) 2009-06-11
EP2060560B1 (en) 2016-04-13
CN101440046B (zh) 2013-09-18
EP2060560A1 (en) 2009-05-20

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