CH621806A5 - Process for the preparation of rigid polyurethane foams - Google Patents

Process for the preparation of rigid polyurethane foams Download PDF

Info

Publication number
CH621806A5
CH621806A5 CH655876A CH655876A CH621806A5 CH 621806 A5 CH621806 A5 CH 621806A5 CH 655876 A CH655876 A CH 655876A CH 655876 A CH655876 A CH 655876A CH 621806 A5 CH621806 A5 CH 621806A5
Authority
CH
Switzerland
Prior art keywords
rigid polyurethane
polyurethane foams
preparation
production
dimethylaminomethyl
Prior art date
Application number
CH655876A
Other languages
German (de)
English (en)
Inventor
Amir Dr Hussain
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of CH621806A5 publication Critical patent/CH621806A5/de

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
    • C08G18/1825—Catalysts containing secondary or tertiary amines or salts thereof having hydroxy or primary amino groups
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/302—Polyurethanes or polythiourethanes; Polyurea or polythiourea
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • 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)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Polyurethanes Or Polyureas (AREA)
CH655876A 1975-09-09 1976-05-25 Process for the preparation of rigid polyurethane foams CH621806A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752540071 DE2540071A1 (de) 1975-09-09 1975-09-09 Verfahren zur herstellung von polyurethan-hartschaumstoffen

Publications (1)

Publication Number Publication Date
CH621806A5 true CH621806A5 (en) 1981-02-27

Family

ID=5955957

Family Applications (1)

Application Number Title Priority Date Filing Date
CH655876A CH621806A5 (en) 1975-09-09 1976-05-25 Process for the preparation of rigid polyurethane foams

Country Status (9)

Country Link
JP (1) JPS5232997A (pl)
BE (1) BE845993A (pl)
CH (1) CH621806A5 (pl)
DE (1) DE2540071A1 (pl)
FR (1) FR2323717A1 (pl)
GB (1) GB1506116A (pl)
IT (1) IT1065491B (pl)
NL (1) NL7610024A (pl)
SE (1) SE7607091L (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987000983A1 (en) * 1985-08-09 1987-02-12 Minnesota Mining And Manufacturing Company Method for sealing electrical devices
CN111072501B (zh) * 2019-12-16 2021-06-11 岳阳中展科技有限公司 一种2,4,6 - 三（二甲胺甲基）苯酚的生产方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1441565A (fr) * 1964-04-08 1966-06-10 Gen Tire & Rubber Co Polymères d'isocyanurates et leur préparation
CH502399A (de) * 1967-03-24 1971-01-31 Mobay Chemical Corp Verfahren zur Herstellung eines Isocyanuratgruppen aufweisenden Schaumstoffes, Mittel zur Durchführung des Verfahrens und so erhaltener Schaumstoff

Also Published As

Publication number Publication date
DE2540071A1 (de) 1977-03-17
NL7610024A (nl) 1977-03-11
JPS5232997A (en) 1977-03-12
BE845993A (fr) 1976-12-31
GB1506116A (en) 1978-04-05
IT1065491B (it) 1985-02-25
FR2323717A1 (fr) 1977-04-08
FR2323717B1 (pl) 1979-08-17
SE7607091L (sv) 1977-03-10

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Legal Events

Date Code Title Description
PL Patent ceased