IN2012DN06523A - - Google Patents
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- Publication number
- IN2012DN06523A IN2012DN06523A IN6523DEN2012A IN2012DN06523A IN 2012DN06523 A IN2012DN06523 A IN 2012DN06523A IN 6523DEN2012 A IN6523DEN2012 A IN 6523DEN2012A IN 2012DN06523 A IN2012DN06523 A IN 2012DN06523A
- Authority
- IN
- India
- Prior art keywords
- polyisocyanate
- solvent
- polyamine
- recovering
- evaporation
- Prior art date
Links
- 229920001228 polyisocyanate Polymers 0.000 abstract 4
- 239000005056 polyisocyanate Substances 0.000 abstract 4
- 239000002904 solvent Substances 0.000 abstract 3
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 abstract 2
- 230000008020 evaporation Effects 0.000 abstract 2
- 238000001704 evaporation Methods 0.000 abstract 2
- 239000012442 inert solvent Substances 0.000 abstract 2
- 239000012948 isocyanate Substances 0.000 abstract 2
- 150000002513 isocyanates Chemical class 0.000 abstract 2
- 229920000768 polyamine Polymers 0.000 abstract 2
- 239000011541 reaction mixture Substances 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
Classifications
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
-
- 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
- C08G18/06—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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2004/024071 WO2006022641A1 (en) | 2004-07-28 | 2004-07-28 | Process for the production of polyisocyanates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2012DN06523A true IN2012DN06523A (enExample) | 2015-10-09 |
Family
ID=35967753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN6523DEN2012 IN2012DN06523A (enExample) | 2004-07-28 | 2004-07-28 |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP1773755B1 (enExample) |
| JP (1) | JP2008508269A (enExample) |
| KR (1) | KR101084850B1 (enExample) |
| CN (1) | CN100548971C (enExample) |
| BR (1) | BRPI0418975B1 (enExample) |
| CA (1) | CA2574024C (enExample) |
| ES (1) | ES2394493T3 (enExample) |
| IN (1) | IN2012DN06523A (enExample) |
| PT (1) | PT1773755E (enExample) |
| WO (1) | WO2006022641A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2008115525A (ru) | 2005-09-22 | 2009-10-27 | Хантсмэн Интернэшнл Ллс (Us) | Способ получения полиизоцианатов |
| DE102006022448A1 (de) * | 2006-05-13 | 2007-11-15 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten |
| EP2042485A1 (en) * | 2007-09-28 | 2009-04-01 | Huntsman International Llc | Process for fractionating a mixture of polyisocyanates |
| HUE033422T2 (en) * | 2012-10-24 | 2017-11-28 | Basf Se | A process for the preparation of isocyanates by phosgenation of amines in a liquid phase |
| CN105037672B (zh) * | 2015-08-27 | 2017-08-25 | 厦门大学 | 一种异氰酸酯微孔聚合物材料及其制备方法与应用 |
| KR102408416B1 (ko) * | 2018-06-07 | 2022-06-14 | 우리화인켐 주식회사 | 디이소시아네이트 및 광학 렌즈의 제조방법 |
| WO2020091867A1 (en) * | 2018-10-31 | 2020-05-07 | Dow Global Technologies Llc | Method for removing monoisocyanates from organic solution |
| ES2938995T3 (es) | 2018-12-07 | 2023-04-18 | Dow Global Technologies Llc | Método para convertir monoisocianatos en ureas |
| JP7498185B2 (ja) * | 2019-02-07 | 2024-06-11 | ダウ グローバル テクノロジーズ エルエルシー | フェニルイソシアネートの変換プロセス |
| EP3750868A1 (de) * | 2019-06-11 | 2020-12-16 | Covestro Deutschland AG | Verfahren zur herstellung einer amin-hydrochlorid-suspension |
| CN114380714B (zh) * | 2020-10-16 | 2023-08-11 | 万华化学集团股份有限公司 | 光气化反应生产中的循环溶剂及其除杂方法 |
| WO2022077429A1 (zh) * | 2020-10-16 | 2022-04-21 | 万华化学集团股份有限公司 | 光气化反应生产中的循环溶剂及其除杂方法 |
| WO2025065227A1 (zh) * | 2023-09-26 | 2025-04-03 | 万华化学（宁波）有限公司 | 一种异氰酸苯酯副产物的处理方法及其应用 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1112243A (en) * | 1978-09-08 | 1981-11-10 | Manfred Bock | Process for the preparation of polyisocyanates containing isocyanurate groups and the use thereof |
| DE3129270A1 (de) * | 1981-07-24 | 1983-02-10 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von polyisocyanaten |
| AU727418B2 (en) * | 1997-04-01 | 2000-12-14 | Huntsman Ici Chemicals Llc | Polyisocyanate based xerogels |
| DE69801567T2 (de) * | 1997-04-01 | 2002-07-11 | Huntsman International Llc, Salt Lake City | Polyisocyanataerogel |
-
2004
- 2004-07-28 BR BRPI0418975-2A patent/BRPI0418975B1/pt not_active IP Right Cessation
- 2004-07-28 JP JP2007523515A patent/JP2008508269A/ja active Pending
- 2004-07-28 CA CA2574024A patent/CA2574024C/en not_active Expired - Fee Related
- 2004-07-28 ES ES04757298T patent/ES2394493T3/es not_active Expired - Lifetime
- 2004-07-28 CN CNB2004800437041A patent/CN100548971C/zh not_active Expired - Fee Related
- 2004-07-28 EP EP04757298A patent/EP1773755B1/en not_active Expired - Lifetime
- 2004-07-28 KR KR1020077002049A patent/KR101084850B1/ko not_active Expired - Fee Related
- 2004-07-28 IN IN6523DEN2012 patent/IN2012DN06523A/en unknown
- 2004-07-28 PT PT04757298T patent/PT1773755E/pt unknown
- 2004-07-28 WO PCT/US2004/024071 patent/WO2006022641A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0418975B1 (pt) | 2015-07-28 |
| EP1773755A4 (en) | 2010-04-14 |
| PT1773755E (pt) | 2012-11-15 |
| CN1993315A (zh) | 2007-07-04 |
| KR20070038528A (ko) | 2007-04-10 |
| ES2394493T3 (es) | 2013-02-01 |
| EP1773755A1 (en) | 2007-04-18 |
| EP1773755B1 (en) | 2012-10-31 |
| CA2574024A1 (en) | 2006-03-02 |
| CA2574024C (en) | 2012-06-26 |
| CN100548971C (zh) | 2009-10-14 |
| KR101084850B1 (ko) | 2011-11-21 |
| WO2006022641A1 (en) | 2006-03-02 |
| BRPI0418975A (pt) | 2007-12-11 |
| JP2008508269A (ja) | 2008-03-21 |
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