FR2010450A1 - Porous mould wall zones for steam heated mouldings of - Google Patents

Porous mould wall zones for steam heated mouldings of

Info

Publication number
FR2010450A1
FR2010450A1 FR6918942A FR6918942A FR2010450A1 FR 2010450 A1 FR2010450 A1 FR 2010450A1 FR 6918942 A FR6918942 A FR 6918942A FR 6918942 A FR6918942 A FR 6918942A FR 2010450 A1 FR2010450 A1 FR 2010450A1
Authority
FR
France
Prior art keywords
mouldings
mould
steam
esp
wall zones
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.)
Withdrawn
Application number
FR6918942A
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.)
Saint Gobain Isover G+H AG
Original Assignee
Gruenzweig und Hartmann 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 Gruenzweig und Hartmann AG filed Critical Gruenzweig und Hartmann AG
Publication of FR2010450A1 publication Critical patent/FR2010450A1/fr
Withdrawn legal-status Critical Current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
    • B29C44/34—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)
FR6918942A 1968-06-08 1969-06-09 Porous mould wall zones for steam heated mouldings of Withdrawn FR2010450A1 (en)

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
FR2010450A1 true FR2010450A1 (en) 1970-02-13

Family

ID=5703599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6918942A Withdrawn FR2010450A1 (en) 1968-06-08 1969-06-09 Porous mould wall zones for steam heated mouldings of

Country Status (5)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447803A1 (fr) * 1979-01-30 1980-08-29 Teubert Joachim Procede de production de pieces moulees en matiere plastique transformee en mousse, tel que par exemple du polystyrene transforme en mousse
EP0139972A3 (fr) * 1983-08-26 1987-01-28 BASF Aktiengesellschaft Procédé pour produire des articles en mousse polyoléfinique
EP0434024A3 (en) * 1989-12-21 1991-10-09 Jsp Corporation Production process of expansion-molded article

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618720B1 (fr) * 1987-07-29 1989-11-03 Peugeot Moule de preparation de pieces en polystyrene, notamment de modeles pour procede de moulage a mousse perdue
GB9716738D0 (en) * 1997-08-08 1997-10-15 Ciba Geigy Ag Tools
DE10105770A1 (de) * 2001-02-08 2002-08-14 Volkswagen Ag Verfahren und Vorrichtung zur Herstellung eines Kunststoff-Formteils
FR3018721B1 (fr) * 2014-03-20 2016-12-23 Peugeot Citroen Automobiles Sa Dispositif de moulage d'une piece en polystyrene expanse
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
FR2447803A1 (fr) * 1979-01-30 1980-08-29 Teubert Joachim Procede de production de pieces moulees en matiere plastique transformee en mousse, tel que par exemple du polystyrene transforme en mousse
EP0139972A3 (fr) * 1983-08-26 1987-01-28 BASF Aktiengesellschaft Procédé pour produire des articles en mousse polyoléfinique
EP0434024A3 (en) * 1989-12-21 1991-10-09 Jsp Corporation Production process of expansion-molded article

Also Published As

Publication number Publication date
DE1778819A1 (de) 1972-03-23
ES167922U (es) 1971-10-16
BE730774A (fr) 1969-09-01
ES167922Y (es) 1972-06-16
CH478647A (de) 1969-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse