BE855272A - METHOD OF MANUFACTURING MIXTURES OF POLYISOCYANATES - Google Patents

METHOD OF MANUFACTURING MIXTURES OF POLYISOCYANATES

Info

Publication number
BE855272A
BE855272A BE178091A BE178091A BE855272A BE 855272 A BE855272 A BE 855272A BE 178091 A BE178091 A BE 178091A BE 178091 A BE178091 A BE 178091A BE 855272 A BE855272 A BE 855272A
Authority
BE
Belgium
Prior art keywords
polyisocyanates
manufacturing mixtures
mixtures
manufacturing
Prior art date
Application number
BE178091A
Other languages
French (fr)
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 BE855272A publication Critical patent/BE855272A/en

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
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8012—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with diols
    • C08G18/8019—Masked aromatic polyisocyanates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE178091A 1976-06-01 1977-06-01 METHOD OF MANUFACTURING MIXTURES OF POLYISOCYANATES BE855272A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762624526 DE2624526B2 (en) 1976-06-01 1976-06-01 Process for the preparation of modified polyisocyanates of the diphenylmethane series

Publications (1)

Publication Number Publication Date
BE855272A true BE855272A (en) 1977-12-01

Family

ID=5979512

Family Applications (1)

Application Number Title Priority Date Filing Date
BE178091A BE855272A (en) 1976-06-01 1977-06-01 METHOD OF MANUFACTURING MIXTURES OF POLYISOCYANATES

Country Status (6)

Country Link
BE (1) BE855272A (en)
DE (1) DE2624526B2 (en)
ES (1) ES459327A1 (en)
FR (1) FR2353581A1 (en)
GB (1) GB1550325A (en)
IT (1) IT1079697B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2815579A1 (en) * 1978-04-11 1979-10-25 Basf Ag PROCESS FOR THE PRODUCTION OF FLEXIBLE POLYURETHANE FOAM
GB1596469A (en) * 1978-04-11 1981-08-26 Ici Ltd Liquid isocyanate compositions based on diphenylmethane diisocyanate
DE3241450A1 (en) * 1982-11-10 1984-05-10 Basf Ag, 6700 Ludwigshafen DIPHENYLMETHANE-DIISOCYANATE-BASED POLYISOCYANATE MIXTURES CONTAINING LIQUID URETHANE GROUPS, METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF FOR THE PRODUCTION OF POLYURETHANE SOFT FOAMS
DE3818769A1 (en) * 1988-06-02 1989-12-07 Bayer Ag LIQUID POLYISOCYANATE MIXTURES, A METHOD FOR THE PRODUCTION THEREOF AND THEIR USE FOR THE PRODUCTION OF POLYURETHANE SOFT FOAMS
US5043472A (en) * 1989-12-21 1991-08-27 Mobay Corporation Storage stable solid isocyanate compositions, preparation, and method of use thereof
US5128434A (en) * 1990-11-27 1992-07-07 Bausch & Lomb Incorporated Control of hard segment size in polyurethane formation
DE4203918A1 (en) * 1992-02-11 1993-08-12 Basf Ag METHOD FOR THE PRODUCTION OF FLUOROCHLORINE-HYDROGEN-FREE POLYURETHANE SOFT FOAMS USING POLYISOCYANATE MIXTURES ON DIPHENYLMETHANE DIISOCYANIZATE POLYISOCYANIZED ASYANIZED ASYANIZED ASYANIZED ASYANATE BASE
DE4205934A1 (en) * 1992-02-27 1993-09-02 Basf Ag METHOD FOR PRODUCING FLUOROCHLORINE HYDROCARBON-FREE, LOW-DENSITY POLYURETHANE SOFT FOAMS AND SOFT-ELASTIC POLYURETHANE FOAMS, AND USEFUL THEREOF, WITH URETIFYMETHANE DYPE, WITH POLYURETHANE
DE4411781A1 (en) * 1994-04-06 1995-10-12 Basf Ag Process for the preparation of chlorofluorocarbons-free, highly elastic flexible polyurethane foams and usable polyisocyanate mixtures based on diphenylmethane diisocyanate and modified with urethane groups
JP5311267B2 (en) * 2007-04-12 2013-10-09 日本ポリウレタン工業株式会社 Polyisocyanate composition for rigid polyurethane foam for foaming cyclopentane and method for producing rigid polyurethane foam using the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012008A (en) * 1957-03-29 1961-12-05 Ici Ltd Polyisocyanate compositions
GB1450660A (en) * 1974-04-03 1976-09-22 Ici Ltd Polyisocyanates
GB1444192A (en) * 1974-04-03 1976-07-28 Ici Ltd Polyisocyanate compositions

Also Published As

Publication number Publication date
GB1550325A (en) 1979-08-08
ES459327A1 (en) 1978-03-16
DE2624526A1 (en) 1977-12-22
IT1079697B (en) 1985-05-13
FR2353581B1 (en) 1984-06-22
FR2353581A1 (en) 1977-12-30
DE2624526B2 (en) 1981-06-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19870630