DE2531630A1 - Treibmittelkombination auf basis harnstoff und saeureanhydriden - Google Patents

Treibmittelkombination auf basis harnstoff und saeureanhydriden

Info

Publication number
DE2531630A1
DE2531630A1 DE19752531630 DE2531630A DE2531630A1 DE 2531630 A1 DE2531630 A1 DE 2531630A1 DE 19752531630 DE19752531630 DE 19752531630 DE 2531630 A DE2531630 A DE 2531630A DE 2531630 A1 DE2531630 A1 DE 2531630A1
Authority
DE
Germany
Prior art keywords
urea
propellant
weight
anhydride
plastic
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
DE19752531630
Other languages
German (de)
English (en)
Inventor
Hermann Dr Hagemann
Helmut Hurnik
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
Priority to DE19752531630 priority Critical patent/DE2531630A1/de
Priority to BE168828A priority patent/BE844032A/xx
Priority to JP8262176A priority patent/JPS5212276A/ja
Priority to BR7604584A priority patent/BR7604584A/pt
Priority to NL7607790A priority patent/NL7607790A/xx
Priority to ES449816A priority patent/ES449816A1/es
Priority to FR7621681A priority patent/FR2318196A1/fr
Publication of DE2531630A1 publication Critical patent/DE2531630A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06Working-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)
DE19752531630 1975-07-15 1975-07-15 Treibmittelkombination auf basis harnstoff und saeureanhydriden Pending DE2531630A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE19752531630 DE2531630A1 (de) 1975-07-15 1975-07-15 Treibmittelkombination auf basis harnstoff und saeureanhydriden
BE168828A BE844032A (fr) 1975-07-15 1976-07-12 Composition d'agent de soufflage a base d'uree et d'anhydrides d'acides
JP8262176A JPS5212276A (en) 1975-07-15 1976-07-13 Foaming agent using urea and acid anhydride as base material
BR7604584A BR7604584A (pt) 1975-07-15 1976-07-14 Composicao de agente de sopro e suas aplicacoes
NL7607790A NL7607790A (nl) 1975-07-15 1976-07-14 Opblaasmiddelpreparaat op basis van ureum en zuuranhydriden.
ES449816A ES449816A1 (es) 1975-07-15 1976-07-14 Procedimiento para la obtencion de objetos espumados a par- tir de materiales sinteticos termoplasticos.
FR7621681A FR2318196A1 (fr) 1975-07-15 1976-07-15 Composition d'agent de soufflage a base d'uree et d'anhydrides d'acides, utilisable pour la production d'articles cellulaires et poreux

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
DE2531630A1 true DE2531630A1 (de) 1977-02-03

Family

ID=5951574

Family Applications (1)

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

Country Status (7)

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

Also Published As

Publication number Publication date
FR2318196B3 (https=) 1979-04-06
BR7604584A (pt) 1977-08-02
NL7607790A (nl) 1977-01-18
ES449816A1 (es) 1977-08-01
JPS5212276A (en) 1977-01-29
FR2318196A1 (fr) 1977-02-11
BE844032A (fr) 1977-01-12

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