CA2272812A1 - Preparation of prepolymers containing isocyanate groups - Google Patents

Preparation of prepolymers containing isocyanate groups Download PDF

Info

Publication number
CA2272812A1
CA2272812A1 CA 2272812 CA2272812A CA2272812A1 CA 2272812 A1 CA2272812 A1 CA 2272812A1 CA 2272812 CA2272812 CA 2272812 CA 2272812 A CA2272812 A CA 2272812A CA 2272812 A1 CA2272812 A1 CA 2272812A1
Authority
CA
Canada
Prior art keywords
prepolymer
weight
isocyanate groups
isocyanate
acid compounds
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.)
Abandoned
Application number
CA 2272812
Other languages
English (en)
French (fr)
Inventor
Michael Reichelt
Udo Rotermund
Volker Scharr
Peter Falke
Karl-Heinz Gmerek
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of CA2272812A1 publication Critical patent/CA2272812A1/en
Abandoned 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
    • C08G18/8003—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
    • C08G18/8022—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with polyols having at least three hydroxy groups
    • C08G18/8029—Masked aromatic polyisocyanates
    • 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings

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)
CA 2272812 1998-05-26 1999-05-26 Preparation of prepolymers containing isocyanate groups Abandoned CA2272812A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1998123392 DE19823392A1 (de) 1998-05-26 1998-05-26 Verfahren zur Herstellung von isocyanatgruppenhaltigen Prepolymeren
DE19823392.2 1998-05-26

Publications (1)

Publication Number Publication Date
CA2272812A1 true CA2272812A1 (en) 1999-11-26

Family

ID=7868907

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2272812 Abandoned CA2272812A1 (en) 1998-05-26 1999-05-26 Preparation of prepolymers containing isocyanate groups

Country Status (2)

Country Link
CA (1) CA2272812A1 (de)
DE (1) DE19823392A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8835591B2 (en) 2010-07-13 2014-09-16 Bayer Intellectual Property Gmbh Method for preparing polyurethane prepolymers containing isocyanate groups
CN106188495A (zh) * 2016-08-01 2016-12-07 山东诺威新材料有限公司 用于连续板材的环保型组合聚醚及其制备方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9487616B2 (en) 2010-07-13 2016-11-08 Covestro Deutschland Ag Lightly modified prepolymers and uses thereof
DE102011050220A1 (de) 2011-05-09 2012-11-15 Bayer Materialscience Aktiengesellschaft Schwach modifizierte Präpolymere und ihre Anwendungen
HUE062812T2 (hu) 2019-04-01 2023-12-28 Basf Se Poliuretán prepolimerek folyamatos elõállítása

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8835591B2 (en) 2010-07-13 2014-09-16 Bayer Intellectual Property Gmbh Method for preparing polyurethane prepolymers containing isocyanate groups
CN106188495A (zh) * 2016-08-01 2016-12-07 山东诺威新材料有限公司 用于连续板材的环保型组合聚醚及其制备方法

Also Published As

Publication number Publication date
DE19823392A1 (de) 1999-12-02

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead