DK289088A - Fremgangsmaade til fremstilling af stive skum og polyisocyanatmateriale til anvendelse ved fremgangsmaaden - Google Patents

Fremgangsmaade til fremstilling af stive skum og polyisocyanatmateriale til anvendelse ved fremgangsmaaden

Info

Publication number
DK289088A
DK289088A DK289088A DK289088A DK289088A DK 289088 A DK289088 A DK 289088A DK 289088 A DK289088 A DK 289088A DK 289088 A DK289088 A DK 289088A DK 289088 A DK289088 A DK 289088A
Authority
DK
Denmark
Prior art keywords
procedure
polyisocyanate
contg
pref
rig
Prior art date
Application number
DK289088A
Other languages
Danish (da)
English (en)
Other versions
DK289088D0 (da
Inventor
O Dueber
B Eling
Original Assignee
Ici Plc
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 Plc filed Critical Ici Plc
Publication of DK289088D0 publication Critical patent/DK289088D0/da
Publication of DK289088A publication Critical patent/DK289088A/da

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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation 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
    • C08G18/16—Catalysts
    • C08G18/22—Catalysts containing metal compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DK289088A 1987-05-26 1988-05-26 Fremgangsmaade til fremstilling af stive skum og polyisocyanatmateriale til anvendelse ved fremgangsmaaden DK289088A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878712364A GB8712364D0 (en) 1987-05-26 1987-05-26 Rigid foams

Publications (2)

Publication Number Publication Date
DK289088D0 DK289088D0 (da) 1988-05-26
DK289088A true DK289088A (da) 1988-11-27

Family

ID=10617928

Family Applications (1)

Application Number Title Priority Date Filing Date
DK289088A DK289088A (da) 1987-05-26 1988-05-26 Fremgangsmaade til fremstilling af stive skum og polyisocyanatmateriale til anvendelse ved fremgangsmaaden

Country Status (9)

Country Link
KR (1) KR970002520B1 (de)
AT (1) ATE94182T1 (de)
CA (1) CA1322816C (de)
DK (1) DK289088A (de)
FI (1) FI882485L (de)
GB (1) GB8712364D0 (de)
NO (1) NO882283L (de)
NZ (1) NZ224659A (de)
PT (1) PT87571B (de)

Also Published As

Publication number Publication date
CA1322816C (en) 1993-10-05
NZ224659A (en) 1990-08-28
GB8712364D0 (en) 1987-07-01
FI882485A7 (fi) 1988-11-27
ATE94182T1 (de) 1993-09-15
NO882283L (no) 1988-11-28
HK1001692A1 (en) 1998-07-03
DK289088D0 (da) 1988-05-26
NO882283D0 (no) 1988-05-25
KR880014023A (ko) 1988-12-22
PT87571A (pt) 1989-05-31
KR970002520B1 (ko) 1997-03-05
PT87571B (pt) 1992-12-31
FI882485L (fi) 1988-11-27
FI882485A0 (fi) 1988-05-26

Similar Documents

Publication Publication Date Title
DK0707607T3 (da) Fremgangsmåde til fremstilling af fleksible skum
KR920009870A (ko) 이소시아네이트-말단된 예비중합체 및 이로부터 제조된 가요성 폴리우레탄 발포체
DK0676434T3 (da) Fremgangsmåde til fremstilling af fluorchlorcarbonhydridfrie højelastiske bløde polyurethanskumstoffer og hertil egnede pol
EP0277487A3 (de) Durch Allophanatbindungen charakterisierte lagerstabile Polyisocyanate
AU2196488A (en) Manufacture of polyurethane foam
KR930021673A (ko) 가요성 폴리우레탄 발포체의 제조 방법
EP0293211A3 (de) Harte Polyisocyanuratschäume
IE41415L (en) Modified polyisocyanates for use in the production of¹hydrophilic polyurethane foams
CA2094554A1 (en) Polymethylene polyphenyl polyisocyanate based prepolymers
US5356943A (en) Rigid foams
ATE197705T1 (de) Verwendung von 3,(4)-substituierten pyrrolidinen als katalysatoren für das polyisocyanatpolyadditionsverfahren sowie verfahren zur herstellung von polyurethan(harnstoff)en
EP0795572A3 (de) Polyesterpolyol, Verfahren zur Herstellung eines Polyurethanschaumstoffes sowie ihre Verwendung
DK0480588T3 (da) Kontinuerlig fremgangsmåde til fremstilling af isocyanatholdige præpolymerer og deraf fremstillede polyurethanskum
DK0765902T3 (da) Forblandinger til fremstilling af polyurethanskum
DK0759042T3 (da) Blandinger til fremstilling af hårde polyurethanskumstoffer
ATE252123T1 (de) Verfahren zur herstellung uretdiongruppen aufweisender polyadditionsverbindungen
DK289088D0 (da) Fremgangsmaade til fremstilling af stive skum og polyisocyanatmateriale til anvendelse ved fremgangsmaaden
EP0217037A3 (de) Stabile Isocyanat/Epoxyd-Prepolymere und die davon abgeleiteten duroplastische Polyurethane
ATE431370T1 (de) Mit diisopropylamin blockierte polyisocyanate mit biuretstruktur
ATE84553T1 (de) Verfahren zur herstellung harter polyurethanschaeume.
GB1326240A (en) Manufacture of polymer foams
JPS6438102A (en) Nonexpansible binder for hollow yarn
DE59802312D1 (de) Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen
EP0299462A3 (de) Aus harten polyaromatischen Vorläufer-Werkstoffen hergestellte Polyisocyanat-Präpolymere sowie die daraus hergestellten Polyurethane
TH36131A3 (th) กระบวนการสำหรับพอลิยูริเทนโฟมชนิดแข็ง