JPS5775965A - Polyisocyanate of diphenylmethane series and manufacture - Google Patents

Polyisocyanate of diphenylmethane series and manufacture

Info

Publication number
JPS5775965A
JPS5775965A JP56132650A JP13265081A JPS5775965A JP S5775965 A JPS5775965 A JP S5775965A JP 56132650 A JP56132650 A JP 56132650A JP 13265081 A JP13265081 A JP 13265081A JP S5775965 A JPS5775965 A JP S5775965A
Authority
JP
Japan
Prior art keywords
polyisocyanate
represent
mixture
halide
nitrobenzyl
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.)
Granted
Application number
JP56132650A
Other languages
English (en)
Other versions
JPH0319219B2 (ja
Inventor
Kuneefueru Harutomuuto
Burotsukeruto Mihiyaeru
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of JPS5775965A publication Critical patent/JPS5775965A/ja
Publication of JPH0319219B2 publication Critical patent/JPH0319219B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/12—Derivatives of isocyanic acid having isocyanate groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
    • C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
    • 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

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)
JP56132650A 1980-08-28 1981-08-26 Polyisocyanate of diphenylmethane series and manufacture Granted JPS5775965A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803032358 DE3032358A1 (de) 1980-08-28 1980-08-28 Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren

Publications (2)

Publication Number Publication Date
JPS5775965A true JPS5775965A (en) 1982-05-12
JPH0319219B2 JPH0319219B2 (ja) 1991-03-14

Family

ID=6110541

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56132650A Granted JPS5775965A (en) 1980-08-28 1981-08-26 Polyisocyanate of diphenylmethane series and manufacture

Country Status (8)

Country Link
US (1) US4613687A (ja)
EP (1) EP0046917B1 (ja)
JP (1) JPS5775965A (ja)
AT (1) ATE5533T1 (ja)
AU (1) AU546902B2 (ja)
CA (1) CA1171097A (ja)
DD (1) DD206151A5 (ja)
DE (2) DE3032358A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980648A (ja) * 1982-09-25 1984-05-10 バイエル・アクチエンゲゼルシヤフト 随意に異性体混合物の形にある脂環式ジイソシアネ−トおよびその製造方法
JPS5980647A (ja) * 1982-09-22 1984-05-10 バイエル・アクチエンゲゼルシヤフト 場合により異性体混合物の形の脂環式ジイソシアネ−トおよびそれらの製造方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2525216B1 (fr) * 1982-04-16 1985-10-25 Ugine Kuhlmann Isocyanates aromatiques halogenes, ou leurs melanges, a structure diphenylmethane et leur procede de fabrication
DE3417683A1 (de) * 1984-05-12 1985-11-14 Bayer Ag, 5090 Leverkusen Neue cycloaliphatische triisocyanate, ein verfahren zu ihrer herstellung und ihre verwendung bei der herstellung von polyurethankunststoffen
DE3417684A1 (de) * 1984-05-12 1985-11-14 Bayer Ag, 5090 Leverkusen Neue triisocyanate, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethankunststoffen
DE3721058A1 (de) 1987-06-26 1989-01-05 Bayer Ag Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen
DE3829290A1 (de) * 1988-08-30 1990-03-15 Bayer Ag Polyetherpolyole auf basis aromatischer di- und/oder polyamine, verfahren zu ihrer herstellung und verwendung fuer polyurethan- und polyisocyanurat-kunststoffe
US5977422A (en) * 1997-06-09 1999-11-02 The Dow Chemical Company Organoaluminum catalysis of alkylation reactions
US6740192B1 (en) 1999-09-27 2004-05-25 Georgia Tech Research Corp. Joining electroconductive materials with electroconductive adhesive containing epoxide-modified polyurethane
KR101502441B1 (ko) * 2006-04-12 2015-03-17 바스프 에스이 폴리우레탄의 제조 방법
EP2028206A1 (en) * 2007-08-23 2009-02-25 Huntsman International Llc Polyaromatic polyisocyanate compositions

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5636444A (en) * 1979-08-31 1981-04-09 Bayer Ag Novel diisocyanate derived from diphenylmethane and diisocyanate mixture* their manufacture* their use as isocyanate component in manufacturing polyurethane plastic by isocyanate polyaddition process
JPS5775964A (en) * 1980-08-26 1982-05-12 Bayer Ag Diisocyanates or diisocyanate mixture of novel diphenylmethane series, manufacture and use as synthesis ingredients upon manufacturing polyurethane plastic by isocyanate polyaddition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255226A (en) * 1962-12-21 1966-06-07 Du Pont Process for the preparation of arylmethane isocyanates and the purification of alkyl and haloalkyl isocyanates
DE1812565C3 (de) * 1968-12-04 1975-04-24 Bayer Ag Verkleben von Werkstoffen mit polyisocyanathaltigen Klebstoffen auf Basis von Natur- oder Synthesekautschuk
US3903124A (en) * 1973-11-15 1975-09-02 Olin Corp Methylene-bridged diaryl diisocyanates
US3941822A (en) * 1974-10-03 1976-03-02 Olin Corporation Process for the preparation of methylene-bridged diaryl isocyanates
US3933701A (en) * 1975-01-29 1976-01-20 Olin Corporation High resilience polyurethane foam

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5636444A (en) * 1979-08-31 1981-04-09 Bayer Ag Novel diisocyanate derived from diphenylmethane and diisocyanate mixture* their manufacture* their use as isocyanate component in manufacturing polyurethane plastic by isocyanate polyaddition process
JPS5775964A (en) * 1980-08-26 1982-05-12 Bayer Ag Diisocyanates or diisocyanate mixture of novel diphenylmethane series, manufacture and use as synthesis ingredients upon manufacturing polyurethane plastic by isocyanate polyaddition

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980647A (ja) * 1982-09-22 1984-05-10 バイエル・アクチエンゲゼルシヤフト 場合により異性体混合物の形の脂環式ジイソシアネ−トおよびそれらの製造方法
JPS5980648A (ja) * 1982-09-25 1984-05-10 バイエル・アクチエンゲゼルシヤフト 随意に異性体混合物の形にある脂環式ジイソシアネ−トおよびその製造方法
JPH0329064B2 (ja) * 1982-09-25 1991-04-23 Bayer Ag

Also Published As

Publication number Publication date
AU546902B2 (en) 1985-09-26
DD206151A5 (de) 1984-01-18
DE3161591D1 (en) 1984-01-12
CA1171097A (en) 1984-07-17
US4613687A (en) 1986-09-23
EP0046917B1 (de) 1983-12-07
JPH0319219B2 (ja) 1991-03-14
EP0046917A1 (de) 1982-03-10
DE3032358A1 (de) 1982-04-08
ATE5533T1 (de) 1983-12-15
AU7462481A (en) 1982-03-04

Similar Documents

Publication Publication Date Title
AU546902B2 (en) Diphenylmethane polyisocyanates
DE3314788A1 (de) Mehrstufenverfahren zur herstellung von hexamethylendiisocyanat-1,6 und/oder isomeren aliphatischen diisocyanaten mit 6 kohlenstoffatomen im alkylenrest
UA35553C2 (uk) Спосіб отримання ароматичних сполук
DE2966876D1 (en) Modified diisocyanate compositions and polyurethanes thereof
US2853518A (en) Chemical process
GB1146457A (en) Polyisocyanate compositions
KR100191882B1 (ko) 유기 폴리이소시아네이트의 안정화 방법
MX9602508A (es) Preparacion de mezclas de diisocianatos de difenilmetano y poliisocianatos de polifenilpolimetileno que tiene un numero de color de yodo reducido y un contenido de cloro reducido.
US3250796A (en) 4-isocyanatophenyl naphthylmethanes
US2963504A (en) Alkyl toluene diisocyanates
US3392199A (en) Aromatic substituted fluorinated gem-diamines and the preparation thereof
US2875226A (en) Process for the preparation of isocyanates
US4786751A (en) Dissocyanates, diisocyanate mixtures and a process for their production
EP0046556B1 (de) Neue Diisocyanate bzw. Diisocyanatgemische der Diphenylmethanreihe, Verfahren zu ihrer Herstellung, sowie ihre Verwendung als Aufbaukomponente bei der Herstellung von Polyurethankunststoffen nach dem Isocyanat-Polyadditionsverfahren
GB1526523A (en) Manufacture of aliphatic isocyanates
US3372180A (en) Process for the production of hydrocarbyl 2, 4-dihydrocarbyl allophanates and thiolallophanates
US3444231A (en) Process for the preparation of isocyanates and isothiocyanates
US2363082A (en) Anesthetic compounds, intermediates, and processes therefor
US4510097A (en) Hindered aliphatic monoisocyanates
GB1271992A (en) Refining of isocyanates
US3522310A (en) Removal of o-diamines from an isomeric mixture of tolylene diamines
US3099673A (en) Process for the production of organic isocyanates
EP0162346B1 (de) Neue Triisocyanate, ein Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung von Polyurethankunststoffen
CA1096393A (en) Process for the preparation of an aliphatic monoisocyanate
Howell The hydrogenation of isocyanates