AR246951A1 - Un metodo de tratamiento de residuos de destilacion de diisocianato de tolueno y productos formados por dicho tratamiento. - Google Patents
Un metodo de tratamiento de residuos de destilacion de diisocianato de tolueno y productos formados por dicho tratamiento.Info
- Publication number
- AR246951A1 AR246951A1 AR89315761A AR31576189A AR246951A1 AR 246951 A1 AR246951 A1 AR 246951A1 AR 89315761 A AR89315761 A AR 89315761A AR 31576189 A AR31576189 A AR 31576189A AR 246951 A1 AR246951 A1 AR 246951A1
- Authority
- AR
- Argentina
- Prior art keywords
- toluene diisocyanate
- rigid foams
- foams prepared
- diisocyanate residue
- waste
- Prior art date
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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/58—Epoxy resins
-
- 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
- C08G18/003—Polymeric products of isocyanates or isothiocyanates with epoxy compounds having no active hydrogen
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4205—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups
- C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
- C08G18/4211—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols
- C08G18/4213—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols from terephthalic acid and dialcohols
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4816—Two or more polyethers of different physical or chemical nature mixtures of two or more polyetherpolyols having at least three hydroxy 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4829—Polyethers containing at least three hydroxy 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
- C08G18/721—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
- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
-
- 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
- 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
- C08G2110/00—Foam properties
- C08G2110/0025—Foam properties rigid
-
- 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
Abstract
UN METODO DE TRATAMIENTO DE RESIDUOS DE DESTILACION DE DIISOCIANATO DE TOLUENO QUE COMPRENDE HACER REACCIONAR LOS RESIDUOS CON AL MENOS 0,5 EQUIVALENTE, SOBRE LA BASE DE CONCENTRACION DE CLORUROS HIDROLIZABLES, EN LOS RESIDUOS, DE UN COMPUESTO EPOXI A UNA TEMPERATURA DE 155*C A 220*C PARA PRODUCIR UN RESIDUO DE DESTILACION TRATADO QUE TIENE UNA CONCENTRACION DE CLORURO HIDROLIZABLE INFERIOR A 800 PARTES POR MILLON (PPM).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/289,082 US4904704A (en) | 1988-12-22 | 1988-12-22 | Rigid foams prepared from treated toluene diisocyanate residue |
Publications (1)
Publication Number | Publication Date |
---|---|
AR246951A1 true AR246951A1 (es) | 1994-10-31 |
Family
ID=23109982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR89315761A AR246951A1 (es) | 1988-12-22 | 1989-12-21 | Un metodo de tratamiento de residuos de destilacion de diisocianato de tolueno y productos formados por dicho tratamiento. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4904704A (es) |
EP (1) | EP0374932B1 (es) |
JP (1) | JPH02258755A (es) |
AR (1) | AR246951A1 (es) |
AT (1) | ATE107626T1 (es) |
BR (1) | BR8906672A (es) |
CA (1) | CA2006371A1 (es) |
DE (1) | DE68916391T2 (es) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03244621A (ja) * | 1990-02-22 | 1991-10-31 | Matsushita Refrig Co Ltd | 発泡断熱材 |
US5216042A (en) * | 1991-07-10 | 1993-06-01 | The Dow Chemical Company | Process for preparing viscosity-stabilized reactive toluene diisocyanate distillation residues and blends thereof |
DE4124318A1 (de) * | 1991-07-23 | 1993-01-28 | Bayer Ag | Verfahren zur reinigung von polyisocyanaten, die so gereinigten polyisocyanate und ihre verwendung |
JPH05222146A (ja) * | 1992-02-14 | 1993-08-31 | Daikin Ind Ltd | 硬質ポリウレタンフォームの製造法 |
DE4217525A1 (de) * | 1992-05-27 | 1993-12-02 | Bayer Ag | Verfahren zur Standardisierung und Stabilisierung von organischen Polyisocyanaten und ihre Verwendung |
US5576412A (en) * | 1993-05-20 | 1996-11-19 | Takeda Chemical Industries, Ltd. | Optical urethane resin |
US5693686A (en) * | 1994-02-10 | 1997-12-02 | Bayer Corporation | Foam-forming mixtures with decreased decomposition of hydrohalocarbon blowing agents |
US5726240A (en) * | 1996-11-25 | 1998-03-10 | Bayer Corporation | Reactivity stabilization of polymethylene poly(phenylisocyanates) |
US5753750A (en) * | 1996-12-27 | 1998-05-19 | Bayer Corporation | Toluene diisocyanate residue-based compositions as fillers for polyisocyanates |
US5837794A (en) * | 1997-10-27 | 1998-11-17 | Bayer Corporation | Toluene diisocyanate residue-based compositions having reduced acid values |
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 |
ES2293306T3 (es) * | 2004-05-28 | 2008-03-16 | Albemarle Corporation | Poliuretanos retardantes de llama y los aditivos correspondientes. |
US20050282989A1 (en) * | 2004-06-17 | 2005-12-22 | Rosthauser James W | TDI prepolymers with improved processing characteristics |
WO2006072360A1 (de) | 2004-12-22 | 2006-07-13 | Lanxess Deutschland Gmbh | Verfahren zur reduktion von chlorhaltigen komponenten in organischen isocyanaten |
WO2007040617A1 (en) * | 2005-09-15 | 2007-04-12 | Dow Global Technologies, Inc. | Attached, high reactivity rigid polyurethane foams containing oxazolidone groups |
DE102007046860A1 (de) * | 2007-09-28 | 2009-04-09 | Evonik Goldschmidt Gmbh | Aminkatalysatoren geeignet zur Herstellung emissionsarmer, rekatalysestabiler Polyurethanweichschaumstoffe |
KR101092603B1 (ko) | 2009-03-11 | 2011-12-13 | 오씨아이 주식회사 | 톨루엔디이소시아네이트 증류 부산물을 이용한 폴리이소시아네이트 및 경질 폴리우레탄 발포체의 제조방법 |
WO2015082316A1 (de) | 2013-12-02 | 2015-06-11 | Basf Se | Polyurethane mit reduzierter aldehydemission |
JP2018512343A (ja) * | 2015-04-10 | 2018-05-17 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | Tdi液体残留物をベースとする断熱性ポリウレタン硬質フォーム |
MX2017015296A (es) | 2015-05-28 | 2018-03-28 | Basf Se | Poliuretanos con emision reducida de aldehido. |
US20190153184A1 (en) * | 2016-08-05 | 2019-05-23 | Covestro Deutschland Ag | Polyurethane foams comprising a mixture obtained in the production of tolylene diisocyanate (tdi) as bottoms residue |
US10851239B2 (en) | 2018-11-07 | 2020-12-01 | Covestro Llc | Ethylenically unsaturated macromers produced from a residue of isocyanate manufacturing, related preformed stabilizers, polymer polyols, foam-forming compositions and foams |
CN115010856A (zh) * | 2022-07-20 | 2022-09-06 | 杜彪 | 一种除氯剂的制备方法、除氯剂及其应用 |
Family Cites Families (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1089160B (de) * | 1959-05-08 | 1960-09-15 | Bayer Ag | Verfahren zur Herstellung von Kunststoffen nach dem Polyisocyanatadditionsverfahren |
US3155699A (en) * | 1960-03-30 | 1964-11-03 | Mobay Chemical Corp | Purification of isocyanates by reduction of the hydrolyzable chlorine and acid content |
US3179680A (en) * | 1962-10-31 | 1965-04-20 | Olin Mathieson | Purification of organic isocyanates |
US3219678A (en) * | 1963-02-28 | 1965-11-23 | Olin Mathieson | Process for reducing the hydrolyzable chlorine content of organic isocyanates |
US3458558A (en) * | 1963-10-25 | 1969-07-29 | Allied Chem | Purification of isocyanates by reducing the hydrolyzable chlorine content |
US3359295A (en) * | 1964-02-07 | 1967-12-19 | Allied Chem | Polyisocyanate compositions and processes for the production thereof |
US3264336A (en) * | 1964-09-11 | 1966-08-02 | Mobay Chemical Corp | Purification of isocyanates by reduction of the hydrolyzable chlorine and acid content |
US3479384A (en) * | 1964-12-28 | 1969-11-18 | Mobay Chemical Corp | Crude polyisocyanate compositions and preparation thereof |
US3471417A (en) * | 1965-03-24 | 1969-10-07 | Allied Chem | Flexible urethane foams from crude polyisocyanates |
US3457291A (en) * | 1965-04-01 | 1969-07-22 | Union Carbide Corp | Production of isocyanates |
NL134013C (es) * | 1965-04-19 | |||
GB1146661A (en) * | 1965-04-29 | 1969-03-26 | Ici Ltd | Foamed polymers |
US3450653A (en) * | 1965-12-10 | 1969-06-17 | Upjohn Co | Polyurethane elastomeric sealants |
US3455836A (en) * | 1966-10-10 | 1969-07-15 | Allied Chem | Polyisocyanate compositions |
US3573335A (en) * | 1967-01-20 | 1971-03-30 | Sumitomo Chemical Co | Modification of toluylenediisocyanates |
US3636028A (en) * | 1968-03-01 | 1972-01-18 | Olin Corp | Catalytic carbonylation of nitro compounds to prepare isocyanates |
US3646096A (en) * | 1969-04-09 | 1972-02-29 | Kaiser Aluminium Chem Corp | Purification of aromatic diisocyanates |
US3723363A (en) * | 1970-09-23 | 1973-03-27 | F Shaw | Trimerized crude isocyanate mixtures and polyurethane foams prepared from same |
US3759971A (en) * | 1971-01-20 | 1973-09-18 | Jefferson Chem Co Inc | Purification of isocyanates |
US3793362A (en) * | 1971-10-18 | 1974-02-19 | Upjohn Co | Reduction of acidic impurities in polymethylene polyphenylisocyanates |
BE792000A (fr) * | 1971-11-29 | 1973-03-16 | Du Pont | Compositions de polyisocyanates utilisables pour la fabricationde matieres polymeres |
US3799963A (en) * | 1972-05-12 | 1974-03-26 | Olin Corp | Purification of isocyanates reducing the hydrolyzable chlorine and acid content |
US3887502A (en) * | 1972-05-12 | 1975-06-03 | Olin Corp | Preparation of rigid polyurethane foam having improved aging properties |
US4055585A (en) * | 1972-11-15 | 1977-10-25 | Sumitomo Chemical Company, Limited | Preparation of liquid TDI for compositions |
US3925437A (en) * | 1974-07-18 | 1975-12-09 | Jefferson Chem Co Inc | Reduction of acidity of organic polymeric isocyanates |
JPS5212238B2 (es) * | 1974-10-07 | 1977-04-05 | ||
US4143008A (en) * | 1975-01-16 | 1979-03-06 | Allied Chemical Corporation | Novel adhesive, molding and filler composition incorporating toluene diisocyanate residue |
DE2846809A1 (de) * | 1978-10-27 | 1980-05-08 | Bayer Ag | Verfahren zur herstellung von polyurethankunststoffen |
DE2846815A1 (de) * | 1978-10-27 | 1980-05-08 | Ayer Ag | Verfahren zur aufarbeitung von isocyanat-destillationsrueckstaenden |
DE2846814A1 (de) * | 1978-10-27 | 1980-05-08 | Bayer Ag | Suspensionen von isocyanat-destillationsrueckstaenden in polyolen |
DE3015576A1 (de) * | 1980-04-23 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von isocyanat-polyadditionsprodukten und deren verwendung als thermoplastische pressmasse oder als reaktiver fuellstoff, insbesondere in einem verfahren zur herstellung von polyurethankunststoffen |
US4386032A (en) * | 1981-04-13 | 1983-05-31 | Imperial Chemical Industries Limited | Liquid polyisocyanate compositions |
US4489177A (en) * | 1983-12-29 | 1984-12-18 | Olin Corporation | Isocyanate-reactive compounds from TDI distillation residue and polyurethanes prepared therefrom |
US4654443A (en) * | 1985-03-11 | 1987-03-31 | The Dow Chemical Company | Hydrolysis of isocyanate distillation bottoms |
DD238988A1 (de) * | 1985-07-02 | 1986-09-10 | Schwarzheide Synthesewerk Veb | Verfahren zur verwertung von isocyanathaltigen destillationsrueckstaenden zu isocyanaten |
-
1988
- 1988-12-22 US US07/289,082 patent/US4904704A/en not_active Expired - Fee Related
-
1989
- 1989-12-21 EP EP89123705A patent/EP0374932B1/en not_active Expired - Lifetime
- 1989-12-21 AR AR89315761A patent/AR246951A1/es active
- 1989-12-21 JP JP1329751A patent/JPH02258755A/ja active Pending
- 1989-12-21 AT AT89123705T patent/ATE107626T1/de not_active IP Right Cessation
- 1989-12-21 BR BR898906672A patent/BR8906672A/pt unknown
- 1989-12-21 CA CA002006371A patent/CA2006371A1/en not_active Abandoned
- 1989-12-21 DE DE68916391T patent/DE68916391T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0374932B1 (en) | 1994-06-22 |
DE68916391D1 (de) | 1994-07-28 |
JPH02258755A (ja) | 1990-10-19 |
CA2006371A1 (en) | 1990-06-22 |
EP0374932A1 (en) | 1990-06-27 |
US4904704A (en) | 1990-02-27 |
ATE107626T1 (de) | 1994-07-15 |
DE68916391T2 (de) | 1994-10-13 |
BR8906672A (pt) | 1990-09-11 |
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