DK128933B - Hærdneropløsning indeholdende et skummiddel til brug ved fremstilling af urinstof-formaldehyd-skum. - Google Patents

Hærdneropløsning indeholdende et skummiddel til brug ved fremstilling af urinstof-formaldehyd-skum.

Info

Publication number
DK128933B
DK128933B DK238971A DK238971A DK128933B DK 128933 B DK128933 B DK 128933B DK 238971 A DK238971 A DK 238971A DK 238971 A DK238971 A DK 238971A DK 128933 B DK128933 B DK 128933B
Authority
DK
Denmark
Prior art keywords
urea
production
solution containing
foaming agent
formaldehyde foam
Prior art date
Application number
DK238971A
Other languages
Danish (da)
English (en)
Inventor
D Ogden
Original Assignee
British Industrial Plastics
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 British Industrial Plastics filed Critical British Industrial Plastics
Publication of DK128933B publication Critical patent/DK128933B/da

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
    • C08J9/0014—Use of organic additives
    • C08J9/0023—Use of organic additives containing oxygen
    • 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
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08J2361/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emergency Medicine (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
DK238971A 1970-05-30 1971-05-18 Hærdneropløsning indeholdende et skummiddel til brug ved fremstilling af urinstof-formaldehyd-skum. DK128933B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2618370 1970-05-30

Publications (1)

Publication Number Publication Date
DK128933B true DK128933B (da) 1974-07-29

Family

ID=10239634

Family Applications (1)

Application Number Title Priority Date Filing Date
DK238971A DK128933B (da) 1970-05-30 1971-05-18 Hærdneropløsning indeholdende et skummiddel til brug ved fremstilling af urinstof-formaldehyd-skum.

Country Status (5)

Country Link
DE (1) DE2126719A1 (2)
DK (1) DK128933B (2)
GB (1) GB1344261A (2)
NO (1) NO132641C (2)
SE (1) SE367642B (2)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA786693B (en) * 1977-12-09 1979-11-28 British Industrial Plastics Improvements in or relating to foam

Also Published As

Publication number Publication date
SE367642B (2) 1974-06-04
GB1344261A (en) 1974-01-16
DE2126719A1 (de) 1971-12-09
NO132641C (2) 1975-12-10
NO132641B (2) 1975-09-01

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