BE831911A - MIXTURE OF POLYISOCYANATE-BIURETS STABILIZED AGAINST MONOMER DEGRADATION - Google Patents

MIXTURE OF POLYISOCYANATE-BIURETS STABILIZED AGAINST MONOMER DEGRADATION

Info

Publication number
BE831911A
BE831911A BE158760A BE158760A BE831911A BE 831911 A BE831911 A BE 831911A BE 158760 A BE158760 A BE 158760A BE 158760 A BE158760 A BE 158760A BE 831911 A BE831911 A BE 831911A
Authority
BE
Belgium
Prior art keywords
biurets
polyisocyanate
mixture
stabilized against
monomer degradation
Prior art date
Application number
BE158760A
Other languages
French (fr)
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 BE831911A publication Critical patent/BE831911A/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
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/189—Purification, separation, stabilisation, use of additives
    • 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
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paints Or Removers (AREA)
BE158760A 1974-08-01 1975-07-30 MIXTURE OF POLYISOCYANATE-BIURETS STABILIZED AGAINST MONOMER DEGRADATION BE831911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742437130 DE2437130A1 (en) 1974-08-01 1974-08-01 AGAINST MONOMER REPLACEMENT, STABILIZED BIURET POLYISOCYANATE MIXTURE

Publications (1)

Publication Number Publication Date
BE831911A true BE831911A (en) 1976-01-30

Family

ID=5922193

Family Applications (1)

Application Number Title Priority Date Filing Date
BE158760A BE831911A (en) 1974-08-01 1975-07-30 MIXTURE OF POLYISOCYANATE-BIURETS STABILIZED AGAINST MONOMER DEGRADATION

Country Status (13)

Country Link
JP (1) JPS5152124A (en)
AU (1) AU8351475A (en)
BE (1) BE831911A (en)
BR (1) BR7504922A (en)
DE (1) DE2437130A1 (en)
DK (1) DK348975A (en)
ES (1) ES439879A1 (en)
FR (1) FR2280682A1 (en)
GB (1) GB1460685A (en)
IE (1) IE41439B1 (en)
LU (1) LU73105A1 (en)
NL (1) NL7509158A (en)
SE (1) SE7508691L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228721A1 (en) * 1982-07-31 1984-02-02 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING MODIFIED POLYISOCYANATES AND THEIR USE
DE3403278A1 (en) * 1984-01-31 1985-08-01 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING POLYISOCYANATES WITH BIURET STRUCTURE
DE3742181A1 (en) * 1987-12-12 1989-06-22 Bayer Ag PROCESS FOR PREPARING BIURET POLYISOCYANATES, THE COMPOUNDS OBTAINED BY THIS METHOD AND THEIR USE
DE10008928A1 (en) 2000-02-25 2001-08-30 Degussa Transparent or pigmented powder coatings with crosslinkers made from hydroxyalkylamides and blocked, non-aromatic polyisocyanates
CN106084182B (en) * 2016-06-17 2018-10-19 万华化学集团股份有限公司 A kind of preparation method of the biuret polyisocyanate of stable storing
CN115304515B (en) * 2022-07-04 2023-07-25 山东新和成精化科技有限公司 Preparation method of HDI biuret, combined production method and combined production device of HDI trimer and HDI biuret
CN115024389A (en) * 2022-07-06 2022-09-09 青岛元农生物科技有限公司 Slow-release non-protein nitrogen additive and preparation and use methods thereof

Also Published As

Publication number Publication date
IE41439B1 (en) 1980-01-02
NL7509158A (en) 1976-02-03
LU73105A1 (en) 1976-05-31
AU8351475A (en) 1977-02-03
IE41439L (en) 1976-02-01
DK348975A (en) 1976-02-02
DE2437130A1 (en) 1976-02-12
FR2280682A1 (en) 1976-02-27
GB1460685A (en) 1977-01-06
JPS5152124A (en) 1976-05-08
BR7504922A (en) 1976-08-03
FR2280682B3 (en) 1978-03-17
ES439879A1 (en) 1977-03-01
SE7508691L (en) 1976-02-02

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