JPS5212276A - Foaming agent using urea and acid anhydride as base material - Google Patents

Foaming agent using urea and acid anhydride as base material

Info

Publication number
JPS5212276A
JPS5212276A JP8262176A JP8262176A JPS5212276A JP S5212276 A JPS5212276 A JP S5212276A JP 8262176 A JP8262176 A JP 8262176A JP 8262176 A JP8262176 A JP 8262176A JP S5212276 A JPS5212276 A JP S5212276A
Authority
JP
Japan
Prior art keywords
urea
base material
acid anhydride
foaming agent
foaming
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP8262176A
Other languages
English (en)
Japanese (ja)
Inventor
Hageman Heruman
Furuniku Herumuuto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of JPS5212276A publication Critical patent/JPS5212276A/ja
Pending legal-status Critical Current

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
    • C08J9/04—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
    • C08J9/06—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 by a chemical blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP8262176A 1975-07-15 1976-07-13 Foaming agent using urea and acid anhydride as base material Pending JPS5212276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752531630 DE2531630A1 (de) 1975-07-15 1975-07-15 Treibmittelkombination auf basis harnstoff und saeureanhydriden

Publications (1)

Publication Number Publication Date
JPS5212276A true JPS5212276A (en) 1977-01-29

Family

ID=5951574

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8262176A Pending JPS5212276A (en) 1975-07-15 1976-07-13 Foaming agent using urea and acid anhydride as base material

Country Status (7)

Country Link
JP (1) JPS5212276A (es)
BE (1) BE844032A (es)
BR (1) BR7604584A (es)
DE (1) DE2531630A1 (es)
ES (1) ES449816A1 (es)
FR (1) FR2318196A1 (es)
NL (1) NL7607790A (es)

Also Published As

Publication number Publication date
BR7604584A (pt) 1977-08-02
BE844032A (fr) 1977-01-12
FR2318196B3 (es) 1979-04-06
DE2531630A1 (de) 1977-02-03
ES449816A1 (es) 1977-08-01
FR2318196A1 (fr) 1977-02-11
NL7607790A (nl) 1977-01-18

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