BR8003408A - Processo e dispositivo para a fabricacao de corpos moldados de materiais termoplasticos espumaveis - Google Patents

Processo e dispositivo para a fabricacao de corpos moldados de materiais termoplasticos espumaveis

Info

Publication number
BR8003408A
BR8003408A BR8003408A BR8003408A BR8003408A BR 8003408 A BR8003408 A BR 8003408A BR 8003408 A BR8003408 A BR 8003408A BR 8003408 A BR8003408 A BR 8003408A BR 8003408 A BR8003408 A BR 8003408A
Authority
BR
Brazil
Prior art keywords
manufacture
thermoplastic materials
molded bodies
foamed thermoplastic
foamed
Prior art date
Application number
BR8003408A
Other languages
English (en)
Portuguese (pt)
Inventor
R Weidner
Original Assignee
Civag 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 Civag Ag filed Critical Civag Ag
Publication of BR8003408A publication Critical patent/BR8003408A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/007—Treatment of sinter powders
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
BR8003408A 1979-05-31 1980-05-30 Processo e dispositivo para a fabricacao de corpos moldados de materiais termoplasticos espumaveis BR8003408A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792922314 DE2922314A1 (de) 1979-05-31 1979-05-31 Verfahren und vorrichtung zur herstellung von formkoerpern aus schaeumbaren thermoplastischen kunststoffen

Publications (1)

Publication Number Publication Date
BR8003408A true BR8003408A (pt) 1980-12-30

Family

ID=6072227

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8003408A BR8003408A (pt) 1979-05-31 1980-05-30 Processo e dispositivo para a fabricacao de corpos moldados de materiais termoplasticos espumaveis

Country Status (12)

Country Link
JP (1) JPS5628835A (it)
BE (1) BE883585A (it)
BR (1) BR8003408A (it)
DE (1) DE2922314A1 (it)
FR (1) FR2457763B3 (it)
GB (1) GB2052358A (it)
IL (1) IL60199A0 (it)
IT (1) IT1140985B (it)
MA (1) MA18864A1 (it)
NL (1) NL8003168A (it)
PT (1) PT71333A (it)
SE (1) SE8004057L (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57167222A (en) * 1981-04-07 1982-10-15 Sekisui Plastics Co Ltd Filling method for raw material particle in expansion molding
JPS57167223A (en) * 1981-04-09 1982-10-15 Sekisui Plastics Co Ltd Filling method for raw material particle in expansion molding
JPS57169330A (en) * 1981-04-10 1982-10-19 Sekisui Plastics Co Ltd Filling method of raw material particle at foam molding
US4693856A (en) * 1985-04-22 1987-09-15 The Dow Chemical Company Method and apparatus for the preparation of foamed thermoplastic articles
GB8620563D0 (en) * 1986-08-23 1986-10-01 Auto Alloys Foundries Ltd Moulding apparatus
DE3902002A1 (de) * 1989-01-24 1990-07-26 Hans Erlenbach Verfahren und vorrichtung zum herstellen von formlingen aus aufgeschaeumtem, thermoplastischem kunststoff
EP0495125B1 (en) * 1990-08-06 1996-11-27 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Foam-molded item of olefinic synthetic resin and method of manufacturing the same
DE19734700C1 (de) * 1997-08-11 1998-09-24 Hahn Ortwin EPS-Schäum- und Sinterverfahren und Vorrichtung
DE102005029584A1 (de) * 2005-06-25 2007-01-04 Intier Automotive Interiors Gmbh Verfahren zur Herstellung eines Schaumformkörpers
DE102015013131B4 (de) 2015-10-13 2018-05-24 Krallmann Kunststoffverarbeitung Gmbh Vorrichtung und Verfahren zur Herstellung von aus einem Partikelschaum bestehenden Formteilen
DE102016014065A1 (de) * 2016-11-25 2018-05-30 Krallmann Kunststoffverarbeitung Gmbh Verfahren und Vorrichtung zur Herstellung eines aus einem Partikelschaum bestehenden Formteils
JP7072188B2 (ja) * 2018-05-02 2022-05-20 Ｄａｉｓｅｎ株式会社 原料ビーズの充填方法と成形体の含水量測定方法および発泡樹脂成形装置
DE102021128028A1 (de) 2021-10-27 2023-04-27 Fox Velution Gmbh Formwerkzeug zur Verarbeitung von Kunststoffpartikelmaterial zur Herstellung eines Partikelschaumformteils und Verfahren

Also Published As

Publication number Publication date
DE2922314A1 (de) 1981-02-12
GB2052358A (en) 1981-01-28
FR2457763A1 (it) 1980-12-26
IT1140985B (it) 1986-10-10
JPS5628835A (en) 1981-03-23
MA18864A1 (fr) 1980-12-31
IL60199A0 (en) 1980-07-31
FR2457763B3 (it) 1982-05-21
IT8022471A0 (it) 1980-05-30
PT71333A (en) 1980-06-01
SE8004057L (sv) 1980-12-01
NL8003168A (nl) 1980-12-02
BE883585A (fr) 1980-09-15

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. A CLASSIFICACAO IPC ANTERIOR ERA B29D 27/08.

Ipc: B29B 13/00 (2006.01), B29C 44/44 (2006.01)

Ipc: B29B 13/00 (2006.01), B29C 44/44 (2006.01)