FR979821A - Procédé pour la fabrication de corps cellulaires à cellules à gaz fermées - Google Patents

Procédé pour la fabrication de corps cellulaires à cellules à gaz fermées

Info

Publication number
FR979821A
FR979821A FR979821DA FR979821A FR 979821 A FR979821 A FR 979821A FR 979821D A FR979821D A FR 979821DA FR 979821 A FR979821 A FR 979821A
Authority
FR
France
Prior art keywords
production
cell bodies
closed gas
gas cells
cells
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.)
Expired
Application number
Other languages
English (en)
Inventor
Reinhard Staeger
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 filed Critical
Application granted granted Critical
Publication of FR979821A publication Critical patent/FR979821A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B59/00—Hull protection specially adapted for vessels; Cleaning devices specially adapted for vessels
    • B63B59/02—Fenders integral with waterborne vessels or specially adapted therefor, e.g. fenders forming part of the hull or incorporated in the hull; Rubbing-strakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/50—Producing shaped prefabricated articles from the material specially adapted for producing articles of expanded material, e.g. cellular concrete
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • 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
    • C08J9/10—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 developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
FR979821D 1948-01-31 1949-01-31 Procédé pour la fabrication de corps cellulaires à cellules à gaz fermées Expired FR979821A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL278068X 1948-01-31

Publications (1)

Publication Number Publication Date
FR979821A true FR979821A (fr) 1951-05-04

Family

ID=19782189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979821D Expired FR979821A (fr) 1948-01-31 1949-01-31 Procédé pour la fabrication de corps cellulaires à cellules à gaz fermées

Country Status (3)

Country Link
BE (1) BE487097A (fr)
CH (1) CH278068A (fr)
FR (1) FR979821A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030018B (de) * 1951-11-29 1958-05-14 Chemische Fabriken Ag Verfahren zum Herstellen von Zellkoerpern mit gasgefuellten geschlossenen Zellen ausWeichmacher und/oder Loesungsmittel enthaltenden, organischen, thermoplastischen Kunststoffen
DE1103013B (de) * 1951-12-12 1961-03-23 Lonza Elek Zitaetswerke Verfahren zum Herstellen von Koerpern mit geschlossenen Zellen aus warmverformbaren Kunststoffmassen
DE1131873B (de) * 1956-07-10 1962-06-20 Helmut Loewer Verfahren zum Herstellen von Polyurethan-Schaumstoffkoerpern in mit Trennmitteln versehenen Werkzeugen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1247942B (it) * 1991-05-17 1995-01-05 Polimex S P A Processo per la produzione di un polimero espanso avente elevata resistenza ai solventi e alla temperatura, e prodotto con esso ottenuto

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030018B (de) * 1951-11-29 1958-05-14 Chemische Fabriken Ag Verfahren zum Herstellen von Zellkoerpern mit gasgefuellten geschlossenen Zellen ausWeichmacher und/oder Loesungsmittel enthaltenden, organischen, thermoplastischen Kunststoffen
DE1103013B (de) * 1951-12-12 1961-03-23 Lonza Elek Zitaetswerke Verfahren zum Herstellen von Koerpern mit geschlossenen Zellen aus warmverformbaren Kunststoffmassen
DE1131873B (de) * 1956-07-10 1962-06-20 Helmut Loewer Verfahren zum Herstellen von Polyurethan-Schaumstoffkoerpern in mit Trennmitteln versehenen Werkzeugen

Also Published As

Publication number Publication date
CH278068A (de) 1951-09-30
BE487097A (fr)

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