MX9302803A - Procedimiento para el normalizado y el estabilizado de poliisocianatos organicos. - Google Patents
Procedimiento para el normalizado y el estabilizado de poliisocianatos organicos.Info
- Publication number
- MX9302803A MX9302803A MX9302803A MX9302803A MX9302803A MX 9302803 A MX9302803 A MX 9302803A MX 9302803 A MX9302803 A MX 9302803A MX 9302803 A MX9302803 A MX 9302803A MX 9302803 A MX9302803 A MX 9302803A
- Authority
- MX
- Mexico
- Prior art keywords
- stabilization
- polyisocyanates
- standardization
- procedure
- organic polyisocyanates
- Prior art date
Links
- 229920001228 polyisocyanate Polymers 0.000 title abstract 4
- 239000005056 polyisocyanate Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 230000006641 stabilisation Effects 0.000 title abstract 2
- 238000011105 stabilization Methods 0.000 title abstract 2
- 229940100198 alkylating agent Drugs 0.000 abstract 1
- 239000002168 alkylating agent Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000003700 epoxy group Chemical group 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000010606 normalization Methods 0.000 abstract 1
- 230000009257 reactivity Effects 0.000 abstract 1
- 230000000087 stabilizing effect Effects 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
- C08G18/06—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
- C08G18/708—Isocyanates or isothiocyanates containing non-reactive high-molecular-weight compounds
-
- 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
-
- 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
-
- 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
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2101/00—Manufacture of cellular products
-
- 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
- C08G2115/00—Oligomerisation
- C08G2115/02—Oligomerisation to isocyanurate groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4217525A DE4217525A1 (de) | 1992-05-27 | 1992-05-27 | Verfahren zur Standardisierung und Stabilisierung von organischen Polyisocyanaten und ihre Verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX9302803A true MX9302803A (es) | 1993-11-01 |
Family
ID=6459831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX9302803A MX9302803A (es) | 1992-05-27 | 1993-05-13 | Procedimiento para el normalizado y el estabilizado de poliisocianatos organicos. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5342881A (enExample) |
| EP (1) | EP0571845A2 (enExample) |
| JP (1) | JPH0665184A (enExample) |
| KR (1) | KR930023334A (enExample) |
| BR (1) | BR9302048A (enExample) |
| DE (1) | DE4217525A1 (enExample) |
| MX (1) | MX9302803A (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2107602T3 (es) * | 1992-12-17 | 1997-12-01 | Bayer Ag | Procedimiento para acondicionamiento y estabilizacion de polioles. |
| KR100353017B1 (ko) * | 1993-12-30 | 2003-01-24 | 고려화학 주식회사 | 그라프트된유기인산폴리에스테르의제조방법 |
| US6166128A (en) * | 1998-12-08 | 2000-12-26 | Bayer Corporation | Color reduction of polymethylene poly (phenylisocyanates) |
| US6127463A (en) * | 1999-03-23 | 2000-10-03 | Bayer Corporation | Polymeric MDI color reduction |
| US6528609B1 (en) | 2001-12-13 | 2003-03-04 | Bayer Corporation | Allophanates of polymeric MDI |
| US20050282989A1 (en) * | 2004-06-17 | 2005-12-22 | Rosthauser James W | TDI prepolymers with improved processing characteristics |
| US7030274B2 (en) * | 2004-06-17 | 2006-04-18 | Bayer Materialscience Llc | Process for the production of carbodiimide modified organic isocyanates |
| DE102004060038A1 (de) * | 2004-12-14 | 2006-06-22 | Bayer Materialscience Ag | Verfahren zur Herstellung flüssiger, lagerstabiler Carbodiimid- und/oder Uretonimingruppen aufweisender organischer Isocyanate mit niedriger Farbzahl |
| CN101415671A (zh) * | 2006-03-30 | 2009-04-22 | 日本聚氨酯工业株式会社 | 二苯基甲烷系异氰酸酯组合物 |
| EP3124516A1 (en) * | 2015-07-28 | 2017-02-01 | Henkel AG & Co. KGaA | Organic aerogels based on isocyanate and cyclic ether polymer networks |
| EP3336117A1 (de) | 2017-09-20 | 2018-06-20 | Basf Se | Verfahren zur herstellung von in lösungsmitteln flockulationsstabilen polyisocyanaten von (cyclo)aliphatischen diisocyanaten |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE285593C (enExample) * | ||||
| GB1080717A (en) * | 1965-07-30 | 1967-08-23 | Ici Ltd | Purification of crude organic polyisocyanates |
| GB1476088A (en) * | 1975-04-03 | 1977-06-10 | Ici Ltd | Carbodiimides |
| IT1174111B (it) * | 1984-05-30 | 1987-07-01 | Resem Spa | Procedimento per preparare emulsioni acquose di poliisocianati |
| DE3807660A1 (de) * | 1988-03-09 | 1989-09-21 | Bayer Ag | Lagerstabile reaktionsharzmischung, herstellung und verwendung |
| DE3836598A1 (de) * | 1988-10-27 | 1990-05-03 | Bayer Ag | Reaktivsysteme und ein verfahren zur herstellung von polyurethankunststoffen |
| US4904704A (en) * | 1988-12-22 | 1990-02-27 | The Dow Chemical Company | Rigid foams prepared from treated toluene diisocyanate residue |
| DE4006976A1 (de) * | 1990-03-06 | 1991-09-12 | Basf Ag | Verfahren zur herstellung von mischungen aus diphenylmethan-diisocyanaten und polyphenyl-polymethylen-polyisocyanaten mit einer verminderten iodfarbzahl |
| DE59101819D1 (de) * | 1990-03-07 | 1994-07-14 | Bayer Ag | Stabilisierung von organischen Polyisocyanaten. |
-
1992
- 1992-05-27 DE DE4217525A patent/DE4217525A1/de not_active Withdrawn
-
1993
- 1993-05-13 MX MX9302803A patent/MX9302803A/es unknown
- 1993-05-14 EP EP93107920A patent/EP0571845A2/de not_active Withdrawn
- 1993-05-20 US US08/065,251 patent/US5342881A/en not_active Expired - Fee Related
- 1993-05-24 BR BR9302048A patent/BR9302048A/pt not_active Application Discontinuation
- 1993-05-25 JP JP5144416A patent/JPH0665184A/ja active Pending
- 1993-05-26 KR KR1019930009130A patent/KR930023334A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US5342881A (en) | 1994-08-30 |
| EP0571845A2 (de) | 1993-12-01 |
| DE4217525A1 (de) | 1993-12-02 |
| JPH0665184A (ja) | 1994-03-08 |
| BR9302048A (pt) | 1993-11-30 |
| KR930023334A (ko) | 1993-12-18 |
| EP0571845A3 (enExample) | 1994-02-02 |
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