CH478647A - Schäumform zum Aufschäumen von Kunstharzmassen - Google Patents

Schäumform zum Aufschäumen von Kunstharzmassen

Info

Publication number
CH478647A
CH478647A CH521969A CH521969A CH478647A CH 478647 A CH478647 A CH 478647A CH 521969 A CH521969 A CH 521969A CH 521969 A CH521969 A CH 521969A CH 478647 A CH478647 A CH 478647A
Authority
CH
Switzerland
Prior art keywords
synthetic resin
foam mold
resin compounds
foaming synthetic
foaming
Prior art date
Application number
CH521969A
Other languages
English (en)
Inventor
Krzyzanowski Erich
Original Assignee
Gruenzweig & Hartmann
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 Gruenzweig & Hartmann filed Critical Gruenzweig & Hartmann
Publication of CH478647A publication Critical patent/CH478647A/de

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
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
    • B29C44/3434—Heating by introducing steam in the mould by using a sheet, grid, etc. to distribute the steam in the mould
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3814—Porous moulds
    • 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
    • B29C44/58—Moulds
    • 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
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • 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
    • B29K2909/00—Use of inorganic materials not provided for in groups B29K2803/00 - B29K2807/00, as mould material
    • B29K2909/02—Ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CH521969A 1968-06-08 1969-04-03 Schäumform zum Aufschäumen von Kunstharzmassen CH478647A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681778819 DE1778819A1 (de) 1968-06-08 1968-06-08 Schaeumform zum Aufschaeumen von Kunstharzmassen

Publications (1)

Publication Number Publication Date
CH478647A true CH478647A (de) 1969-09-30

Family

ID=5703599

Family Applications (1)

Application Number Title Priority Date Filing Date
CH521969A CH478647A (de) 1968-06-08 1969-04-03 Schäumform zum Aufschäumen von Kunstharzmassen

Country Status (5)

Country Link
BE (1) BE730774A (de)
CH (1) CH478647A (de)
DE (1) DE1778819A1 (de)
ES (1) ES167922Y (de)
FR (1) FR2010450A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618720A1 (fr) * 1987-07-29 1989-02-03 Peugeot Moule de preparation de pieces en polystyrene, notamment de modeles pour procede de moulage a mousse perdue
DE10105770A1 (de) * 2001-02-08 2002-08-14 Volkswagen Ag Verfahren und Vorrichtung zur Herstellung eines Kunststoff-Formteils
FR3018721A1 (fr) * 2014-03-20 2015-09-25 Peugeot Citroen Automobiles Sa Dispositif de moulage d'une piece en polystyrene expanse

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH642903A5 (de) * 1979-01-30 1984-05-15 Joachim Teubert Verfahren zum herstellen von formkoerpern aus geschaeumtem kunststoff, wie z.b. geschaeumtem polystyrol.
DE3330826A1 (de) * 1983-08-26 1985-03-14 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von schaumstoff-formkoerpern aus polyolefinen
EP0434024B1 (de) * 1989-12-21 1995-03-08 Jsp Corporation Pressform und ihre Verwendung in einem Verfahren zum Herstellen von formgeschäumten Artikeln
GB9716738D0 (en) * 1997-08-08 1997-10-15 Ciba Geigy Ag Tools
CN111716621A (zh) * 2019-03-20 2020-09-29 金树科技股份有限公司 多孔性淀粉质容器的成型模具

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618720A1 (fr) * 1987-07-29 1989-02-03 Peugeot Moule de preparation de pieces en polystyrene, notamment de modeles pour procede de moulage a mousse perdue
DE10105770A1 (de) * 2001-02-08 2002-08-14 Volkswagen Ag Verfahren und Vorrichtung zur Herstellung eines Kunststoff-Formteils
FR3018721A1 (fr) * 2014-03-20 2015-09-25 Peugeot Citroen Automobiles Sa Dispositif de moulage d'une piece en polystyrene expanse

Also Published As

Publication number Publication date
DE1778819A1 (de) 1972-03-23
FR2010450A1 (en) 1970-02-13
BE730774A (de) 1969-09-01
ES167922Y (es) 1972-06-16
ES167922U (es) 1971-10-16

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Legal Events

Date Code Title Description
PL Patent ceased