NL7006542A - - Google Patents
Info
- Publication number
- NL7006542A NL7006542A NL7006542A NL7006542A NL7006542A NL 7006542 A NL7006542 A NL 7006542A NL 7006542 A NL7006542 A NL 7006542A NL 7006542 A NL7006542 A NL 7006542A NL 7006542 A NL7006542 A NL 7006542A
- Authority
- NL
- Netherlands
Links
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
- C08G18/06—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
- 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)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (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 |
|---|---|---|---|
| DE19691923214 DE1923214B2 (de) | 1969-05-07 | 1969-05-07 | Verfahren zur gleichzeitigen herstellung von reinem 4,4'-diphenylmethandiisocyanat und einem polyphenyl-polymethylen-polyisocyanatgemisch, polyphenylpolymethylen-polyisocyanate und deren verwendung zur herstellung von polyurethanlacken |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7006542A true NL7006542A (de) | 1970-11-10 |
Family
ID=5733446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7006542A NL7006542A (de) | 1969-05-07 | 1970-05-04 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4948313B1 (de) |
| BE (1) | BE750080A (de) |
| DE (1) | DE1923214B2 (de) |
| FR (1) | FR2047415A5 (de) |
| GB (1) | GB1263439A (de) |
| NL (1) | NL7006542A (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4118410A (en) | 1971-02-04 | 1978-10-03 | Gottfried Reuter Gmbh I.L. | Polyphenyl-polymethylene-polyisocyanate mixtures |
| DE2105193C3 (de) * | 1971-02-04 | 1981-07-09 | Chemie-Anlagenbau Bischofsheim GmbH, 4500 Osnabrück | Verfahren zur Trennung eines organischen Polyisocyanatgemisches |
| US3892634A (en) * | 1973-02-20 | 1975-07-01 | Upjohn Co | Separation of 2,4{40 {0 and 4,4{40 {0 methylene bis(phenyl isocyanate) from polymethylene polyphenyl polyisocyanates |
| JPS5262937A (en) * | 1975-11-19 | 1977-05-24 | Nishikawa Gomu Kougiyou Kk | Method of waterrproof gutter construction of concrete joint and waterrproof gutter |
| DE2623401C3 (de) * | 1976-05-25 | 1981-07-16 | Bayer Ag, 5090 Leverkusen | Verfahren zur lösungsmittelfreien Herstellung von massiven Kunststoff-Formteilen |
| DE3145010A1 (de) | 1981-11-12 | 1983-05-19 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 4,4'-diisocyanatodiphenylmethan |
| DE502004002275D1 (de) * | 2003-09-24 | 2007-01-25 | Basf Ag | Monomerarmes Gemisch, enthaltend polymeres MDI |
| DE102004005319A1 (de) | 2004-02-04 | 2005-08-25 | Bayer Materialscience Ag | Verfahren zur Herstellung von hochreinem 2,4'-Methylendiphenyldiisocyanat |
| DE102005055189A1 (de) * | 2005-11-19 | 2007-05-24 | Bayer Materialscience Ag | Verfahren zur Herstellung von 4,4'-Diphenylmethandiisocyanat |
| US9505711B2 (en) | 2010-11-17 | 2016-11-29 | Basf Se | Method for purifying mixtures comprising 4,4′-methylenediphenyl diisocyanate |
| US8907124B2 (en) | 2010-11-17 | 2014-12-09 | Basf Se | Process for preparing methylenedi(phenyl isocyanate) |
| BR112013012094A2 (pt) | 2010-11-17 | 2016-08-16 | Basf Se | método para a purifação de misturas |
| PT2640694T (pt) | 2010-11-17 | 2019-04-29 | Basf Se | Processo para a preparação de metileno difenil diisocianato |
| EP2640695B1 (de) | 2010-11-17 | 2015-01-07 | Basf Se | Verfahren zur aufreinigung von 4,4'-methylendiphenyldiisocyanat enthaltenden mischungen |
| US9481776B2 (en) | 2010-12-15 | 2016-11-01 | Covestro Deutschland Ag | Foams of high thermal stability |
| US20140093721A1 (en) | 2011-05-02 | 2014-04-03 | Bayer Intellectual Property Gmbh | High-temperature-resistant foams having low thermal conductivity |
| WO2013139703A1 (de) | 2012-03-19 | 2013-09-26 | Bayer Intellectual Property Gmbh | Verfahren zur herstellung von isocyanaten |
| KR20230109176A (ko) | 2020-11-23 | 2023-07-19 | 바스프 에스이 | 이소시아네이트의 제조 방법 |
| CN115354505B (zh) * | 2022-08-22 | 2024-03-08 | 浙江理工大学绍兴柯桥研究院有限公司 | 一种合成革用生物基无溶剂聚氨酯面层树脂及其制备方法 |
-
1969
- 1969-05-07 DE DE19691923214 patent/DE1923214B2/de not_active Ceased
-
1970
- 1970-05-01 GB GB2103570A patent/GB1263439A/en not_active Expired
- 1970-05-04 JP JP45037577A patent/JPS4948313B1/ja active Pending
- 1970-05-04 NL NL7006542A patent/NL7006542A/xx not_active Application Discontinuation
- 1970-05-06 FR FR7016630A patent/FR2047415A5/fr not_active Expired
- 1970-05-06 BE BE750080D patent/BE750080A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4948313B1 (de) | 1974-12-20 |
| DE1923214B2 (de) | 1973-08-02 |
| BE750080A (fr) | 1970-10-16 |
| FR2047415A5 (de) | 1971-03-12 |
| DE1923214A1 (de) | 1970-11-19 |
| GB1263439A (en) | 1972-02-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |