HUE057045T2 - Eljárás metilén-difenilén-diizocianátok és polimetilén-polifenilén-poliizocianátok elõállítására - Google Patents
Eljárás metilén-difenilén-diizocianátok és polimetilén-polifenilén-poliizocianátok elõállításáraInfo
- Publication number
- HUE057045T2 HUE057045T2 HUE19700011A HUE19700011A HUE057045T2 HU E057045 T2 HUE057045 T2 HU E057045T2 HU E19700011 A HUE19700011 A HU E19700011A HU E19700011 A HUE19700011 A HU E19700011A HU E057045 T2 HUE057045 T2 HU E057045T2
- Authority
- HU
- Hungary
- Prior art keywords
- preparation
- polymethylene polyphenylene
- diphenylene diisocyanates
- methylene diphenylene
- polyphenylene polyisocyanates
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification
-
- 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
- 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
- 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
- C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18150434 | 2018-01-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HUE057045T2 true HUE057045T2 (hu) | 2022-04-28 |
Family
ID=60935735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HUE19700011A HUE057045T2 (hu) | 2018-01-05 | 2019-01-02 | Eljárás metilén-difenilén-diizocianátok és polimetilén-polifenilén-poliizocianátok elõállítására |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10947187B2 (hu) |
| EP (1) | EP3735405B1 (hu) |
| CN (1) | CN111630028B (hu) |
| HU (1) | HUE057045T2 (hu) |
| PT (1) | PT3735405T (hu) |
| WO (1) | WO2019134909A1 (hu) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220332677A1 (en) | 2019-09-17 | 2022-10-20 | Covestro Deutschland Ag | Method for producing isocyanates |
| EP4227292A1 (de) * | 2022-02-10 | 2023-08-16 | Covestro Deutschland AG | Verfahren zur herstellung von isocyanaten |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3145010A1 (de) | 1981-11-12 | 1983-05-19 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 4,4'-diisocyanatodiphenylmethan |
| DE3736988C1 (de) | 1987-10-31 | 1989-03-23 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von organischen Mono- und Polyisocyanaten |
| DE4443642A1 (de) | 1994-12-08 | 1996-06-13 | Bayer Ag | Kontinuierliches Verfahren zur Herstellung von organischen Isocyanaten |
| DE10333929A1 (de) * | 2003-07-25 | 2005-02-24 | Bayer Materialscience Ag | Herstellung von Mischungen von Di- und Polyisocyanaten der Diphenylmethanreihe mit hohen Gehalten an 4,4'-Methylendiphenyldiisocyanat und 2,4'-Methylendiphenyldiisocyanat |
| DE102004005319A1 (de) * | 2004-02-04 | 2005-08-25 | Bayer Materialscience Ag | Verfahren zur Herstellung von hochreinem 2,4'-Methylendiphenyldiisocyanat |
| DE102004032871A1 (de) | 2004-07-07 | 2006-02-09 | Bayer Materialscience Ag | Verfahren zur Herstellung von Polyisocyanaten durch adiabate Phosgenierung von primären Aminen |
| DE102005004170A1 (de) | 2005-01-29 | 2006-08-03 | Bayer Materialscience Ag | Verfahren zur Destillation eines Gemisches isomerer Diisocyanatodiphenylmethane |
| DE102005032663A1 (de) | 2005-07-13 | 2007-01-18 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten |
| DE102005055189A1 (de) | 2005-11-19 | 2007-05-24 | Bayer Materialscience Ag | Verfahren zur Herstellung von 4,4'-Diphenylmethandiisocyanat |
| DE102006022448A1 (de) | 2006-05-13 | 2007-11-15 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten |
| US7547801B2 (en) | 2006-06-26 | 2009-06-16 | Bayer Materialscience Llc | Process for the continuous preparation of isocyanates |
| DE102007061688A1 (de) | 2007-12-19 | 2009-06-25 | Bayer Materialscience Ag | Verfahren und Mischaggregat zur Herstellung von Isocyanaten durch Phosgenierung primärer Amine |
| DE102008009761A1 (de) | 2008-02-19 | 2009-08-27 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten |
| WO2010040675A2 (en) | 2008-10-06 | 2010-04-15 | Huntsman International Llc | Process for the simultaneous production of different mixtures of diisocyanate isomers of the diphenylmethane series |
| EP2398767B1 (en) | 2009-02-23 | 2015-05-13 | GEA Niro PT B.V. | Process for crystallizing and separating different diisocyanate isomers |
| KR101903205B1 (ko) * | 2010-11-17 | 2018-10-01 | 바스프 에스이 | 4,4'-메틸렌디페닐 디이소시아네이트를 포함하는 혼합물의 정제 방법 |
| JP6087946B2 (ja) | 2011-11-30 | 2017-03-01 | ダウ グローバル テクノロジーズ エルエルシー | 高い２，４’−メチレンジフェニルジイソシアネート純度を有するメチレンジフェニルジイソシアネート異性体混合物の製造方法 |
| US10577311B2 (en) * | 2015-09-24 | 2020-03-03 | Covestro Deutschland Ag | Method for producing isocyanates |
-
2019
- 2019-01-02 US US16/957,188 patent/US10947187B2/en active Active
- 2019-01-02 WO PCT/EP2019/050026 patent/WO2019134909A1/de unknown
- 2019-01-02 EP EP19700011.0A patent/EP3735405B1/de active Active
- 2019-01-02 HU HUE19700011A patent/HUE057045T2/hu unknown
- 2019-01-02 PT PT197000110T patent/PT3735405T/pt unknown
- 2019-01-02 CN CN201980007447.2A patent/CN111630028B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111630028A (zh) | 2020-09-04 |
| EP3735405B1 (de) | 2021-11-24 |
| PT3735405T (pt) | 2021-12-29 |
| WO2019134909A1 (de) | 2019-07-11 |
| CN111630028B (zh) | 2022-12-06 |
| EP3735405A1 (de) | 2020-11-11 |
| US10947187B2 (en) | 2021-03-16 |
| US20200331848A1 (en) | 2020-10-22 |
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