BE771293A - Procede de fabrication de corps moules a partir de matieres cellulairesen polyurethanes - Google Patents

Procede de fabrication de corps moules a partir de matieres cellulairesen polyurethanes

Info

Publication number
BE771293A
BE771293A BE771293A BE771293A BE771293A BE 771293 A BE771293 A BE 771293A BE 771293 A BE771293 A BE 771293A BE 771293 A BE771293 A BE 771293A BE 771293 A BE771293 A BE 771293A
Authority
BE
Belgium
Prior art keywords
polyurethanes
molded bodies
cellular materials
manufacturing molded
manufacturing
Prior art date
Application number
BE771293A
Other languages
English (en)
French (fr)
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 BE771293A publication Critical patent/BE771293A/xx

Links

Classifications

    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/60—Releasing, lubricating or separating agents
    • B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
    • 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
    • B29C44/04—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BE771293A 1970-08-14 1971-08-13 Procede de fabrication de corps moules a partir de matieres cellulairesen polyurethanes BE771293A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702040411 DE2040411A1 (de) 1970-08-14 1970-08-14 Verfahren zur Herstellung von Formkoerpern aus Polyurethan-Schaumstoffen

Publications (1)

Publication Number Publication Date
BE771293A true BE771293A (fr) 1971-12-16

Family

ID=5779729

Family Applications (1)

Application Number Title Priority Date Filing Date
BE771293A BE771293A (fr) 1970-08-14 1971-08-13 Procede de fabrication de corps moules a partir de matieres cellulairesen polyurethanes

Country Status (5)

Country Link
BE (1) BE771293A (ref)
DE (1) DE2040411A1 (ref)
ES (1) ES394213A1 (ref)
FR (1) FR2102276A1 (ref)
GB (1) GB1340120A (ref)

Also Published As

Publication number Publication date
GB1340120A (en) 1973-12-12
ES394213A1 (es) 1973-12-01
FR2102276A1 (ref) 1972-04-07
DE2040411A1 (de) 1972-02-17

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