DK121335B - Process for the production of rigid polyisocyanurate foams. - Google Patents

Process for the production of rigid polyisocyanurate foams.

Info

Publication number
DK121335B
DK121335B DK215867A DK215867A DK121335B DK 121335 B DK121335 B DK 121335B DK 215867 A DK215867 A DK 215867A DK 215867 A DK215867 A DK 215867A DK 121335 B DK121335 B DK 121335B
Authority
DK
Denmark
Prior art keywords
production
polyisocyanurate foams
rigid polyisocyanurate
rigid
foams
Prior art date
Application number
DK215867A
Other languages
Danish (da)
Inventor
G Haggis
J Wood
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Publication of DK121335B publication Critical patent/DK121335B/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
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • 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
    • 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
    • C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
    • C08G18/092—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to isocyanurate groups
DK215867A 1966-04-22 1967-04-20 Process for the production of rigid polyisocyanurate foams. DK121335B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1773066A GB1184893A (en) 1966-04-22 1966-04-22 Foamed Polymers Containing an Isocyanurate Ring Structure

Publications (1)

Publication Number Publication Date
DK121335B true DK121335B (en) 1971-10-04

Family

ID=10100237

Family Applications (1)

Application Number Title Priority Date Filing Date
DK215867A DK121335B (en) 1966-04-22 1967-04-20 Process for the production of rigid polyisocyanurate foams.

Country Status (10)

Country Link
BE (1) BE697411A (en)
CH (1) CH487953A (en)
DE (1) DE1720953B2 (en)
DK (1) DK121335B (en)
ES (1) ES339639A1 (en)
FI (1) FI48101C (en)
GB (1) GB1184893A (en)
NL (1) NL150470B (en)
NO (1) NO127754B (en)
SE (1) SE335800B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745133A (en) * 1968-02-05 1973-07-10 Upjohn Co Cellular isocyanurate containing polymers
US3644232A (en) * 1968-05-24 1972-02-22 Mobay Chemical Corp Flame-resistant, nonbursting polyisocyanurate foams
DE2052028C3 (en) * 1970-10-23 1982-12-16 Bayer Ag, 5090 Leverkusen Process for the production of flame-retardant flexible polyurethane foams from polyethers
US3836424A (en) * 1972-07-18 1974-09-17 R Grieve Polyisocyanurate foam articles
JPS5432479B2 (en) * 1973-11-28 1979-10-15
US4039487A (en) * 1976-01-19 1977-08-02 The Upjohn Company Cellular isocyanurate polymer
DK176483A (en) * 1982-06-03 1983-12-04 Celotex Corp polyisocyanurate
US4710521A (en) * 1986-07-25 1987-12-01 The Celotex Corporation Catalyst mixtures for polyisocyanurate foam

Also Published As

Publication number Publication date
DE1720953B2 (en) 1979-11-08
NL6705694A (en) 1967-10-23
ES339639A1 (en) 1968-05-16
NO127754B (en) 1973-08-13
DE1720953A1 (en) 1972-02-10
BE697411A (en) 1967-10-23
FI48101B (en) 1974-02-28
SE335800B (en) 1971-06-07
FI48101C (en) 1974-06-10
NL150470B (en) 1976-08-16
GB1184893A (en) 1970-03-18
CH487953A (en) 1970-03-31

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Legal Events

Date Code Title Description
PUP Patent expired