ES394213A1 - Perfeccionamientos en el moldeo de cuerpos espumados de po-liuretano con superficie compacta. - Google Patents

Perfeccionamientos en el moldeo de cuerpos espumados de po-liuretano con superficie compacta.

Info

Publication number
ES394213A1
ES394213A1 ES394213A ES394213A ES394213A1 ES 394213 A1 ES394213 A1 ES 394213A1 ES 394213 A ES394213 A ES 394213A ES 394213 A ES394213 A ES 394213A ES 394213 A1 ES394213 A1 ES 394213A1
Authority
ES
Spain
Prior art keywords
polyurethane foam
production
moulded products
foam resins
sputtering
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
ES394213A
Other languages
English (en)
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 ES394213A1 publication Critical patent/ES394213A1/es
Expired legal-status Critical Current

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
ES394213A 1970-08-14 1971-08-13 Perfeccionamientos en el moldeo de cuerpos espumados de po-liuretano con superficie compacta. Expired ES394213A1 (es)

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
ES394213A1 true ES394213A1 (es) 1973-12-01

Family

ID=5779729

Family Applications (1)

Application Number Title Priority Date Filing Date
ES394213A Expired ES394213A1 (es) 1970-08-14 1971-08-13 Perfeccionamientos en el moldeo de cuerpos espumados de po-liuretano con superficie compacta.

Country Status (5)

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

Also Published As

Publication number Publication date
FR2102276A1 (es) 1972-04-07
GB1340120A (en) 1973-12-12
DE2040411A1 (de) 1972-02-17
BE771293A (fr) 1971-12-16

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