GB1585455A - Use of amidines as catalysts in the production of polyureas - Google Patents

Use of amidines as catalysts in the production of polyureas Download PDF

Info

Publication number
GB1585455A
GB1585455A GB18942/78A GB1894278A GB1585455A GB 1585455 A GB1585455 A GB 1585455A GB 18942/78 A GB18942/78 A GB 18942/78A GB 1894278 A GB1894278 A GB 1894278A GB 1585455 A GB1585455 A GB 1585455A
Authority
GB
United Kingdom
Prior art keywords
catalyst
reaction
catalysts
minutes
processing time
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
GB18942/78A
Other languages
English (en)
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 GB1585455A publication Critical patent/GB1585455A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • C08G18/18Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/20Heterocyclic amines; Salts thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • C08G18/18Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1858Catalysts containing secondary or tertiary amines or salts thereof having carbon-to-nitrogen double bonds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/32Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3225Polyamines

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB18942/78A 1977-05-18 1978-05-11 Use of amidines as catalysts in the production of polyureas Expired GB1585455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2722514A DE2722514C2 (de) 1977-05-18 1977-05-18 Verfahren zur Herstellung von Harnstoffengruppen aufweisenden hochmolekularen Verbindungen

Publications (1)

Publication Number Publication Date
GB1585455A true GB1585455A (en) 1981-03-04

Family

ID=6009330

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18942/78A Expired GB1585455A (en) 1977-05-18 1978-05-11 Use of amidines as catalysts in the production of polyureas

Country Status (5)

Country Link
BE (1) BE867171A (xx)
DE (1) DE2722514C2 (xx)
FR (1) FR2391235A1 (xx)
GB (1) GB1585455A (xx)
IT (1) IT1103141B (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4455425A (en) * 1980-11-06 1984-06-19 Bayer Aktiengesellschaft Bicyclic amidine-isocyanate adducts
US4724252A (en) * 1985-08-27 1988-02-09 Bayer Akitengesellschaft Polyamines and a process for their production from polyisocyanates

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018023A1 (de) 1980-05-10 1981-11-12 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyharnstoffen
DE3126436A1 (de) * 1981-07-04 1983-01-20 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von gegebenenfalls zellhaltigen polyurethan- oder polyurethan-polyharnstoff-formkoerpern
DE3403500A1 (de) * 1984-02-02 1985-08-08 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von stabilisierten polyisocyanaten, stabilisierte isocyanate ratardierter reaktivitaet und ihre verwendung zur polyurethanherstellung
IT1204359B (it) * 1986-05-29 1989-03-01 Enichem Sintesi Composizioni elestomeriche fluide,reticolabili all'umidita' ambientale,adatte per l'uso in sigillanti
DE19616496A1 (de) * 1996-04-25 1997-10-30 Bayer Ag Abspaltfreier Polyurethan-Pulverlack mit niedriger Einbrenntemperatur
CN112778333B (zh) * 2021-01-23 2022-07-05 中国科学院新疆理化技术研究所 一种四氢噁唑并吡啶并氮氧杂酮类衍生物及其用途

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4455425A (en) * 1980-11-06 1984-06-19 Bayer Aktiengesellschaft Bicyclic amidine-isocyanate adducts
US4455426A (en) * 1980-11-06 1984-06-19 Bayer Aktiengesellschaft Tetrahydropyrimidine-isocyanate addition products
US4724252A (en) * 1985-08-27 1988-02-09 Bayer Akitengesellschaft Polyamines and a process for their production from polyisocyanates
AU585056B2 (en) * 1985-08-27 1989-06-08 Bayer Aktiengesellschaft Polyamines and a process for their production

Also Published As

Publication number Publication date
BE867171A (fr) 1978-11-17
FR2391235A1 (fr) 1978-12-15
DE2722514C2 (de) 1982-10-14
FR2391235B1 (xx) 1984-11-23
DE2722514A1 (de) 1978-11-30
IT7849385A0 (it) 1978-05-16
IT1103141B (it) 1985-10-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920511