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BR8003408A - PROCESS AND DEVICE FOR THE MANUFACTURE OF MOLDED BODIES OF FOAMED THERMOPLASTIC MATERIALS - Google Patents

PROCESS AND DEVICE FOR THE MANUFACTURE OF MOLDED BODIES OF FOAMED THERMOPLASTIC MATERIALS

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
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/en

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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
BR8003408A 1979-05-31 1980-05-30 PROCESS AND DEVICE FOR THE MANUFACTURE OF MOLDED BODIES OF FOAMED THERMOPLASTIC MATERIALS BR8003408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792922314 DE2922314A1 (en) 1979-05-31 1979-05-31 METHOD AND DEVICE FOR PRODUCING MOLDED BODIES FROM FOAMABLE THERMOPLASTIC PLASTICS

Publications (1)

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

Family

ID=6072227

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8003408A BR8003408A (en) 1979-05-31 1980-05-30 PROCESS AND DEVICE FOR THE MANUFACTURE OF MOLDED BODIES OF FOAMED THERMOPLASTIC MATERIALS

Country Status (12)

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

Families Citing this family (15)

* 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 (en) * 1989-01-24 1990-07-26 Hans Erlenbach METHOD AND DEVICE FOR PRODUCING MOLDINGS FROM FOAMED, THERMOPLASTIC PLASTIC
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 (en) * 1997-08-11 1998-09-24 Hahn Ortwin Sintering foamed polystyrene articles using pre-foamed beads
DE102005029584A1 (en) * 2005-06-25 2007-01-04 Intier Automotive Interiors Gmbh Process for the preparation of a foam molding
DE102015013131B4 (en) 2015-10-13 2018-05-24 Krallmann Kunststoffverarbeitung Gmbh Apparatus and method for the production of moldings consisting of a particle foam
DE102016014065A1 (en) * 2016-11-25 2018-05-30 Krallmann Kunststoffverarbeitung Gmbh Method and device for producing a molded part consisting of a particle foam
JP7072188B2 (en) * 2018-05-02 2022-05-20 Ｄａｉｓｅｎ株式会社 Method of filling raw material beads, method of measuring water content of molded product, and foamed resin molding equipment
DE102021128028A1 (en) 2021-10-27 2023-04-27 Fox Velution Gmbh Mold for processing plastic particle material to produce a particle foam molding and method
JP7765783B2 (en) * 2023-03-02 2025-11-07 司フエルト商事株式会社 Porous body manufacturing method and manufacturing device
CN116728682B (en) * 2023-07-24 2025-09-02 东莞海瑞斯新材料科技有限公司 A preparation and molding device and method for supercritical foaming elastomer

Also Published As

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

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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)