AU8351475A - A biuret polyisocyanate mixture stabilised against monomer reversion - Google Patents

A biuret polyisocyanate mixture stabilised against monomer reversion

Info

Publication number
AU8351475A
AU8351475A AU83514/75A AU8351475A AU8351475A AU 8351475 A AU8351475 A AU 8351475A AU 83514/75 A AU83514/75 A AU 83514/75A AU 8351475 A AU8351475 A AU 8351475A AU 8351475 A AU8351475 A AU 8351475A
Authority
AU
Australia
Prior art keywords
polyisocyanate mixture
stabilised against
biuret polyisocyanate
against monomer
reversion
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
Application number
AU83514/75A
Other languages
English (en)
Inventor
Kuno Wagner
Johannes Eimer
Karl Wilfried Kruger
Klaus Konig
Joachim Zirner
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 AU8351475A publication Critical patent/AU8351475A/en
Expired 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
    • C08G18/70—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)
AU83514/75A 1974-08-01 1975-07-30 A biuret polyisocyanate mixture stabilised against monomer reversion Expired AU8351475A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742437130 DE2437130A1 (de) 1974-08-01 1974-08-01 Gegen monomerenrueckspaltung stabilisiertes biuretpolyisocyanat-gemisch

Publications (1)

Publication Number Publication Date
AU8351475A true AU8351475A (en) 1977-02-03

Family

ID=5922193

Family Applications (1)

Application Number Title Priority Date Filing Date
AU83514/75A Expired AU8351475A (en) 1974-08-01 1975-07-30 A biuret polyisocyanate mixture stabilised against monomer reversion

Country Status (13)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228721A1 (de) * 1982-07-31 1984-02-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von modifizierten polyisocyanaten und ihre verwendung
DE3403278A1 (de) * 1984-01-31 1985-08-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten mit biuretstruktur
DE3742181A1 (de) * 1987-12-12 1989-06-22 Bayer Ag Verfahren zur herstellung von biuretpolyisocyanaten, die nach diesem verfahren erhaltenen verbindungen und ihre verwendung
DE10008928A1 (de) 2000-02-25 2001-08-30 Degussa Transparente oder pigmentierte Pulverlacke mit Vernetzern aus Hydroxyalkylamiden und blockierten, nicht aromatischen Polyisocyanaten
CN106084182B (zh) * 2016-06-17 2018-10-19 万华化学集团股份有限公司 一种储存稳定的缩二脲多异氰酸酯的制备方法
CN115304515B (zh) * 2022-07-04 2023-07-25 山东新和成精化科技有限公司 Hdi缩二脲的制备方法、hdi三聚体和hdi缩二脲的联产方法和联产装置
CN115024389A (zh) * 2022-07-06 2022-09-09 青岛元农生物科技有限公司 一种缓释非蛋白氮添加剂及其制备和使用方法

Also Published As

Publication number Publication date
BE831911A (fr) 1976-01-30
FR2280682A1 (fr) 1976-02-27
FR2280682B3 (xx) 1978-03-17
DE2437130A1 (de) 1976-02-12
ES439879A1 (es) 1977-03-01
LU73105A1 (xx) 1976-05-31
IE41439B1 (en) 1980-01-02
DK348975A (da) 1976-02-02
NL7509158A (nl) 1976-02-03
GB1460685A (en) 1977-01-06
IE41439L (en) 1976-02-01
SE7508691L (sv) 1976-02-02
JPS5152124A (en) 1976-05-08
BR7504922A (pt) 1976-08-03

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