ES452144A1 - Procedure for the continuous obtaining of profiles without end of arbitrary section with a envelope of synthetic thermoplastic material and a nucleus of foamed material. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the continuous obtaining of profiles without end of arbitrary section with a envelope of synthetic thermoplastic material and a nucleus of foamed material. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES452144A1
ES452144A1 ES452144A ES452144A ES452144A1 ES 452144 A1 ES452144 A1 ES 452144A1 ES 452144 A ES452144 A ES 452144A ES 452144 A ES452144 A ES 452144A ES 452144 A1 ES452144 A1 ES 452144A1
Authority
ES
Spain
Prior art keywords
profiles
nucleus
envelope
translation
procedure
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
ES452144A
Other languages
Spanish (es)
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 ES452144A1 publication Critical patent/ES452144A1/en
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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/22—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length 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
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels

Landscapes

  • Polyurethanes Or Polyureas (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

A continuous extrusion of continuous profiles of any cross-section having a skin of thermoplastic and a foam core, an extruder having an extruder die being used for producing the skin, is achieved by using a reactive mixture based on polyisocyanurate for producing the foam core.
ES452144A 1975-10-07 1976-10-06 Procedure for the continuous obtaining of profiles without end of arbitrary section with a envelope of synthetic thermoplastic material and a nucleus of foamed material. (Machine-translation by Google Translate, not legally binding) Expired ES452144A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2544793A DE2544793C2 (en) 1975-10-07 1975-10-07 Process for the continuous extrusion of endless profiles with a shell made of thermoplastic material and a foam core

Publications (1)

Publication Number Publication Date
ES452144A1 true ES452144A1 (en) 1977-12-01

Family

ID=5958507

Family Applications (1)

Application Number Title Priority Date Filing Date
ES452144A Expired ES452144A1 (en) 1975-10-07 1976-10-06 Procedure for the continuous obtaining of profiles without end of arbitrary section with a envelope of synthetic thermoplastic material and a nucleus of foamed material. (Machine-translation by Google Translate, not legally binding)

Country Status (4)

Country Link
AT (1) AT354740B (en)
CH (1) CH624340A5 (en)
DE (1) DE2544793C2 (en)
ES (1) ES452144A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2827851A1 (en) * 1978-06-24 1980-03-27 Schock & Co Gmbh CONSTRUCTION PROFILE BAR, ESPECIALLY PROFILE BAR FOR THE PRODUCTION OF WINDOW FRAMES
ATE3458T1 (en) * 1979-10-09 1983-06-15 Schock & Co. Gmbh CONSTRUCTION STRIP, IN PARTICULAR STRIP FOR THE MANUFACTURE OF WINDOW FRAMES, AND PROCESS FOR THEIR MANUFACTURE.
US5665284A (en) * 1995-04-26 1997-09-09 Ronald D. Erwin Process for manufacturing foam-filled extruded products

Also Published As

Publication number Publication date
DE2544793C2 (en) 1982-04-15
AT354740B (en) 1979-01-25
CH624340A5 (en) 1981-07-31
ATA739476A (en) 1979-06-15
DE2544793A1 (en) 1977-04-21

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