AT331034B - Verfahren zur herstellung von polyurethanschaumstoffen - Google Patents

Verfahren zur herstellung von polyurethanschaumstoffen

Info

Publication number
AT331034B
AT331034B AT382373A AT382373A AT331034B AT 331034 B AT331034 B AT 331034B AT 382373 A AT382373 A AT 382373A AT 382373 A AT382373 A AT 382373A AT 331034 B AT331034 B AT 331034B
Authority
AT
Austria
Prior art keywords
production
polyurethane foam
polyurethane
foam
Prior art date
Application number
AT382373A
Other languages
English (en)
Other versions
ATA382373A (de
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of ATA382373A publication Critical patent/ATA382373A/de
Application granted granted Critical
Publication of AT331034B publication Critical patent/AT331034B/de

Links

Classifications

    • 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
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
    • C08G65/2669—Non-metals or compounds thereof
    • C08G65/2672—Nitrogen or compounds thereof
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • C08J2375/08—Polyurethanes from polyethers

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)
AT382373A 1972-05-02 1973-04-30 Verfahren zur herstellung von polyurethanschaumstoffen AT331034B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2035772 1972-05-02

Publications (2)

Publication Number Publication Date
ATA382373A ATA382373A (de) 1975-10-15
AT331034B true AT331034B (de) 1976-07-26

Family

ID=10144610

Family Applications (1)

Application Number Title Priority Date Filing Date
AT382373A AT331034B (de) 1972-05-02 1973-04-30 Verfahren zur herstellung von polyurethanschaumstoffen

Country Status (11)

Country Link
JP (1) JPS56446B2 (de)
AT (1) AT331034B (de)
AU (1) AU469254B2 (de)
BE (1) BE798926A (de)
BR (1) BR7303135D0 (de)
CH (1) CH592122A5 (de)
DE (1) DE2321884A1 (de)
ES (1) ES414240A1 (de)
FR (1) FR2183072A1 (de)
IT (1) IT988642B (de)
NL (1) NL7306021A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004617A1 (de) * 1978-04-11 1979-10-17 BASF Aktiengesellschaft Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen mit hoher Trag- und Stossabsorptionsfähigkeit auf Basis von Roh-MDI mit einem Diphenylmethan-diisocyanatgehalt von 55 bis 85 Gew.% und Polyesterolen

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1189249A (en) * 1981-07-09 1985-06-18 Bernhard Liessem Foam manufacture
EP3881886B1 (de) 2011-04-15 2023-08-16 Fisher & Paykel Healthcare Limited Schnittstelle mit einem rollbaren nasenbrückenteil
US10603456B2 (en) 2011-04-15 2020-03-31 Fisher & Paykel Healthcare Limited Interface comprising a nasal sealing portion
EP4279106A3 (de) 2012-09-04 2024-01-17 Fisher & Paykel Healthcare Limited Valsalva-maske
GB2593405B (en) 2014-08-25 2022-05-11 Fisher & Paykel Healthcare Ltd Respiratory mask and related portions, components or sub-assemblies

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004617A1 (de) * 1978-04-11 1979-10-17 BASF Aktiengesellschaft Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen mit hoher Trag- und Stossabsorptionsfähigkeit auf Basis von Roh-MDI mit einem Diphenylmethan-diisocyanatgehalt von 55 bis 85 Gew.% und Polyesterolen

Also Published As

Publication number Publication date
FR2183072A1 (en) 1973-12-14
JPS4947495A (de) 1974-05-08
ATA382373A (de) 1975-10-15
NL7306021A (de) 1973-11-06
ES414240A1 (es) 1976-01-16
DE2321884A1 (de) 1973-11-15
BE798926A (fr) 1973-10-30
JPS56446B2 (de) 1981-01-08
IT988642B (it) 1975-04-30
AU5498673A (en) 1974-10-31
AU469254B2 (en) 1976-02-05
BR7303135D0 (pt) 1974-07-18
CH592122A5 (de) 1977-10-14

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee