JPS51102B2 - - Google Patents
Info
- Publication number
- JPS51102B2 JPS51102B2 JP48029355A JP2935573A JPS51102B2 JP S51102 B2 JPS51102 B2 JP S51102B2 JP 48029355 A JP48029355 A JP 48029355A JP 2935573 A JP2935573 A JP 2935573A JP S51102 B2 JPS51102 B2 JP S51102B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- 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
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
- C08G18/727—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80 comprising distillation residues or non-distilled raw phosgenation 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
- C08G2101/00—Manufacture of cellular products
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00252613A US3799963A (en) | 1972-05-12 | 1972-05-12 | Purification of isocyanates reducing the hydrolyzable chlorine and acid content |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4924916A JPS4924916A (US07582779-20090901-C00044.png) | 1974-03-05 |
| JPS51102B2 true JPS51102B2 (US07582779-20090901-C00044.png) | 1976-01-05 |
Family
ID=22956770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48029355A Expired JPS51102B2 (US07582779-20090901-C00044.png) | 1972-05-12 | 1973-03-13 |
Country Status (10)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3887502A (en) * | 1972-05-12 | 1975-06-03 | Olin Corp | Preparation of rigid polyurethane foam having improved aging properties |
| US4118586A (en) * | 1977-09-12 | 1978-10-03 | Olin Corporation | Process for preparing dihydroxytoluene |
| DE3440912A1 (de) * | 1984-11-09 | 1986-05-15 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von waermefarbbestaendigen aliphatischen und/oder cycloaliphatischen diisocyanaten und ihre verwendung zur herstellung von farbverbesserten, modifizierten polyisocyanaten |
| US4661627A (en) * | 1986-08-19 | 1987-04-28 | The Dow Chemical Company | Method for scavenging acidic impurities from polymeric isocyanates |
| US5260483A (en) * | 1988-03-29 | 1993-11-09 | Drexel University | Preparation of n-aryl amides from isocyanates |
| US4904704A (en) * | 1988-12-22 | 1990-02-27 | The Dow Chemical Company | Rigid foams prepared from treated toluene diisocyanate residue |
| DK0538500T3 (da) * | 1991-10-19 | 1995-04-10 | Basf Corp | Fremgangsmåde til fremstilling af polymethylenpolyphenylenpolyisocyanater med formindsket farve- og chloridindhold |
| JPH0583374U (ja) * | 1992-04-13 | 1993-11-12 | 株式会社丸山製作所 | ポンプ装置固定構造 |
| JPH0583375U (ja) * | 1992-04-14 | 1993-11-12 | 株式会社丸山製作所 | ポンプ装置固定構造 |
| DE19914291A1 (de) | 1999-03-30 | 2000-10-05 | Bayer Ag | Verfahren zur Absenkung des Chlorgehaltes von niedermolekularen Isocyanaten |
| DE19914292A1 (de) | 1999-03-30 | 2000-10-05 | Bayer Ag | Verfahren zur Verringerung des Chlorgehaltes von organischen Isocyanaten |
| DE19922572A1 (de) | 1999-05-17 | 2000-11-23 | Bayer Ag | Verfahren zur Reinigung von organischen Isocyanaten, die so gereinigten organischen Isocyanate und ihre Verwendung |
| 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 |
| US20080228006A1 (en) * | 2004-12-22 | 2008-09-18 | Lanxess Deutschland Gmbh | Method For the Reduction of Chlorine-Containing Components in Organic Isocyanates |
| RU2584948C2 (ru) * | 2011-12-28 | 2016-05-20 | Хантсмэн Интернэшнл Ллс | Отверждаемая композиция, содержащая полиизоцианатную композицию |
| FR3049950B1 (fr) | 2016-04-07 | 2020-09-25 | Vencorex France | Procede de preparation des xylylene diisocyanates xdi |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1094980A (en) * | 1964-12-17 | 1967-12-13 | Monsanto Co | Process for treating organic diisocyanates |
| GB1192859A (en) * | 1967-12-28 | 1970-05-20 | Takeda Chemical Industries Ltd | A Stabilised Isocyanate Composition |
-
1972
- 1972-05-12 US US00252613A patent/US3799963A/en not_active Expired - Lifetime
-
1973
- 1973-01-23 CA CA161,858A patent/CA1002063A/en not_active Expired
- 1973-01-24 GB GB368473A patent/GB1350374A/en not_active Expired
- 1973-01-24 ZA ZA730520A patent/ZA73520B/xx unknown
- 1973-02-05 IT IT48070/73A patent/IT977208B/it active
- 1973-02-08 AU AU51973/73A patent/AU463658B2/en not_active Expired
- 1973-03-12 FR FR7308700A patent/FR2184592B1/fr not_active Expired
- 1973-03-13 JP JP48029355A patent/JPS51102B2/ja not_active Expired
- 1973-03-19 BR BR731915A patent/BR7301915D0/pt unknown
- 1973-03-30 DE DE2316028A patent/DE2316028C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2184592A1 (US07582779-20090901-C00044.png) | 1973-12-28 |
| CA1002063A (en) | 1976-12-21 |
| AU5197373A (en) | 1974-08-08 |
| ZA73520B (en) | 1973-10-31 |
| DE2316028C3 (de) | 1980-05-14 |
| US3799963A (en) | 1974-03-26 |
| DE2316028A1 (de) | 1973-11-22 |
| JPS4924916A (US07582779-20090901-C00044.png) | 1974-03-05 |
| BR7301915D0 (pt) | 1974-07-11 |
| AU463658B2 (en) | 1975-07-31 |
| DE2316028B2 (de) | 1979-08-09 |
| GB1350374A (en) | 1974-04-18 |
| IT977208B (it) | 1974-09-10 |
| FR2184592B1 (US07582779-20090901-C00044.png) | 1976-09-10 |
