DE68916391D1 - Starre Schäume, erhalten aus behandelten Toluoldiisocyanatrückständen. - Google Patents

Starre Schäume, erhalten aus behandelten Toluoldiisocyanatrückständen.

Info

Publication number
DE68916391D1
DE68916391D1 DE68916391T DE68916391T DE68916391D1 DE 68916391 D1 DE68916391 D1 DE 68916391D1 DE 68916391 T DE68916391 T DE 68916391T DE 68916391 T DE68916391 T DE 68916391T DE 68916391 D1 DE68916391 D1 DE 68916391D1
Authority
DE
Germany
Prior art keywords
toluene diisocyanate
rigid foams
foams obtained
diisocyanate residues
treated toluene
Prior art date
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 - Fee Related
Application number
DE68916391T
Other languages
English (en)
Other versions
DE68916391T2 (de
Inventor
John Lowell Nafziger
Steven B Lowenkron
Charles E Koehler
Debkumar Bhattacharjee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE68916391D1 publication Critical patent/DE68916391D1/de
Application granted granted Critical
Publication of DE68916391T2 publication Critical patent/DE68916391T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
DE68916391T 1988-12-22 1989-12-21 Starre Schäume, erhalten aus behandelten Toluoldiisocyanatrückständen. Expired - Lifetime DE68916391T2 (de)

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 (2)

Publication Number Publication Date
DE68916391D1 true DE68916391D1 (de) 1994-07-28
DE68916391T2 DE68916391T2 (de) 1994-10-13

Family

ID=23109982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68916391T Expired - Lifetime DE68916391T2 (de) 1988-12-22 1989-12-21 Starre Schäume, erhalten aus behandelten Toluoldiisocyanatrückständen.

Country Status (8)

Country Link
US (1) US4904704A (de)
EP (1) EP0374932B1 (de)
JP (1) JPH02258755A (de)
AR (1) AR246951A1 (de)
AT (1) ATE107626T1 (de)
BR (1) BR8906672A (de)
CA (1) CA2006371A1 (de)
DE (1) DE68916391T2 (de)

Families Citing this family (24)

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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
ATE376031T1 (de) * 2004-05-28 2007-11-15 Albemarle Corp Flammwidrige polyurethane und additive dafür
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
EP3077436B2 (de) 2013-12-02 2023-11-15 Basf Se Polyurethane mit reduzierter aldehydemission
CN107466304A (zh) * 2015-04-10 2017-12-12 巴斯夫欧洲公司 基于tdi液状残余物的绝热聚氨酯硬质泡沫
CN107667127B (zh) 2015-05-28 2021-03-23 巴斯夫欧洲公司 醛释放减少的聚氨酯
WO2018023793A1 (en) * 2016-08-05 2018-02-08 Covestro Deutschland Ag Polyurethane foams comprising mixture obtained in 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

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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
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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
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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
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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
US3887502A (en) * 1972-05-12 1975-06-03 Olin Corp Preparation of rigid polyurethane foam having improved aging properties
US3799963A (en) * 1972-05-12 1974-03-26 Olin Corp Purification of isocyanates reducing the hydrolyzable chlorine and acid content
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 (de) * 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
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
DE2846809A1 (de) * 1978-10-27 1980-05-08 Bayer Ag Verfahren zur herstellung von polyurethankunststoffen
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

Also Published As

Publication number Publication date
EP0374932B1 (de) 1994-06-22
US4904704A (en) 1990-02-27
BR8906672A (pt) 1990-09-11
DE68916391T2 (de) 1994-10-13
AR246951A1 (es) 1994-10-31
CA2006371A1 (en) 1990-06-22
JPH02258755A (ja) 1990-10-19
ATE107626T1 (de) 1994-07-15
EP0374932A1 (de) 1990-06-27

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