NL153538B - METHOD FOR PREPARING ISOCYANATE TRIMERS - Google Patents

METHOD FOR PREPARING ISOCYANATE TRIMERS

Info

Publication number
NL153538B
NL153538B NL747403749A NL7403749A NL153538B NL 153538 B NL153538 B NL 153538B NL 747403749 A NL747403749 A NL 747403749A NL 7403749 A NL7403749 A NL 7403749A NL 153538 B NL153538 B NL 153538B
Authority
NL
Netherlands
Prior art keywords
preparing isocyanate
isocyanate trimers
trimers
preparing
isocyanate
Prior art date
Application number
NL747403749A
Other languages
Dutch (nl)
Other versions
NL7403749A (en
Original Assignee
Takeda Chemical Industries Ltd
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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Priority to NL747403749A priority Critical patent/NL153538B/en
Publication of NL7403749A publication Critical patent/NL7403749A/en
Publication of NL153538B publication Critical patent/NL153538B/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
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1875—Catalysts containing secondary or tertiary amines or salts thereof containing ammonium salts or mixtures of secondary of tertiary amines and acids
    • 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
    • C08G2115/00—Oligomerisation
    • C08G2115/02—Oligomerisation to isocyanurate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
NL747403749A 1968-06-10 1974-03-20 METHOD FOR PREPARING ISOCYANATE TRIMERS NL153538B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL747403749A NL153538B (en) 1968-06-10 1974-03-20 METHOD FOR PREPARING ISOCYANATE TRIMERS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6808140A NL6808140A (en) 1968-06-10 1968-06-10
NL747403749A NL153538B (en) 1968-06-10 1974-03-20 METHOD FOR PREPARING ISOCYANATE TRIMERS

Publications (2)

Publication Number Publication Date
NL7403749A NL7403749A (en) 1974-06-25
NL153538B true NL153538B (en) 1977-06-15

Family

ID=19803861

Family Applications (3)

Application Number Title Priority Date Filing Date
NL6808140A NL6808140A (en) 1968-06-10 1968-06-10
NL747403749A NL153538B (en) 1968-06-10 1974-03-20 METHOD FOR PREPARING ISOCYANATE TRIMERS
NL747403748A NL152258B (en) 1968-06-10 1974-03-20 METHOD FOR PREPARING ISOCYANATE TRIMERS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL6808140A NL6808140A (en) 1968-06-10 1968-06-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL747403748A NL152258B (en) 1968-06-10 1974-03-20 METHOD FOR PREPARING ISOCYANATE TRIMERS

Country Status (1)

Country Link
NL (3) NL6808140A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2732662A1 (en) * 1977-07-20 1979-02-01 Veba Chemie Ag ISOCYANURATE GROUPS AND TERMINALLY BLOCKED ISOCYANATE GROUP COMPOUNDS

Also Published As

Publication number Publication date
NL6808140A (en) 1969-12-12
NL152258B (en) 1977-02-15
NL7403749A (en) 1974-06-25
NL7403748A (en) 1974-06-25

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: TAKEDA