BE809781A - Isocyanates - Google Patents

Isocyanates

Info

Publication number
BE809781A
BE809781A BE139842A BE139842A BE809781A BE 809781 A BE809781 A BE 809781A BE 139842 A BE139842 A BE 139842A BE 139842 A BE139842 A BE 139842A BE 809781 A BE809781 A BE 809781A
Authority
BE
Belgium
Prior art keywords
isocyanates
Prior art date
Application number
BE139842A
Other languages
English (en)
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 filed Critical
Publication of BE809781A publication Critical patent/BE809781A/fr

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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D229/00—Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polyurethanes Or Polyureas (AREA)
BE139842A 1973-01-15 1974-01-15 Isocyanates BE809781A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB203573*[A GB1397469A (en) 1973-01-15 1973-01-15 Process for converting isocyanate groups to carbodiimide groups

Publications (1)

Publication Number Publication Date
BE809781A true BE809781A (fr) 1974-07-15

Family

ID=9732462

Family Applications (1)

Application Number Title Priority Date Filing Date
BE139842A BE809781A (fr) 1973-01-15 1974-01-15 Isocyanates

Country Status (8)

Country Link
US (1) US3907780A (fr)
JP (1) JPS5735707B2 (fr)
BE (1) BE809781A (fr)
DE (1) DE2400556C2 (fr)
FR (1) FR2213935B3 (fr)
GB (1) GB1397469A (fr)
IT (1) IT1002496B (fr)
NL (1) NL7400337A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1534687A (en) * 1975-03-06 1978-12-06 Dunlop Ltd Tyres
GB1476088A (en) * 1975-04-03 1977-06-10 Ici Ltd Carbodiimides
US4239857A (en) * 1978-06-29 1980-12-16 Union Carbide Corporation Process for producing solid or microcellular polyurethane elastomers having improved green strength
US4306052A (en) * 1980-09-25 1981-12-15 The Upjohn Company Thermoplastic polyester polyurethanes
JPH0312760Y2 (fr) * 1985-04-06 1991-03-26
EP0193787A3 (fr) * 1985-02-26 1988-04-20 BASF Corporation 4,4'-Diisocyanatodiphénylméthanes stables
US4774058A (en) * 1985-09-26 1988-09-27 Mehl Ehrenfried L Apparatus for, and methods of, operating upon a fluid
AU3781693A (en) * 1992-03-16 1993-10-21 Olin Corporation Producing isocyanate dimers using polymer-bound catalysts
JP3188959B2 (ja) * 1992-08-10 2001-07-16 日清紡績株式会社 ポリカルボジイミド樹脂の製造方法
WO1997026540A1 (fr) * 1994-03-11 1997-07-24 Barrskogen, Inc. Procede de minifiltration et appareil correspondant
US7030274B2 (en) * 2004-06-17 2006-04-18 Bayer Materialscience Llc Process for the production of carbodiimide modified organic isocyanates
CN103362896B (zh) * 2013-07-23 2016-08-24 云南兴长江实业有限公司 一种适合于液压油缸的安全锁定装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156401B (de) * 1960-05-24 1963-10-31 Bayer Ag Verfahren zur Herstellung von Carbodiimiden
US3056835A (en) * 1961-07-24 1962-10-02 Du Pont Process for the preparation of carbodimides
BE787395A (fr) * 1971-08-13 1973-02-12 Basf Wyandotte Corp Procede de preparation de polyisocyanates

Also Published As

Publication number Publication date
JPS49101302A (fr) 1974-09-25
DE2400556A1 (de) 1974-07-18
GB1397469A (en) 1975-06-11
FR2213935B3 (fr) 1976-11-05
FR2213935A1 (fr) 1974-08-09
DE2400556C2 (de) 1982-10-07
JPS5735707B2 (fr) 1982-07-30
IT1002496B (it) 1976-05-20
US3907780A (en) 1975-09-23
NL7400337A (fr) 1974-07-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: IMPERIAL CHEMICAL INDUSTRIES LTD

Effective date: 19890131