CA1019512A - Process and device for preheating moulds - Google Patents

Process and device for preheating moulds

Info

Publication number
CA1019512A
CA1019512A CA193,548A CA193548A CA1019512A CA 1019512 A CA1019512 A CA 1019512A CA 193548 A CA193548 A CA 193548A CA 1019512 A CA1019512 A CA 1019512A
Authority
CA
Canada
Prior art keywords
moulds
preheating
preheating moulds
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
CA193,548A
Other languages
English (en)
French (fr)
Other versions
CA193548S (en
Inventor
Maurice Perrain
Pierre Belot
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.)
Pont a Mousson SA
Original Assignee
Pont a Mousson SA
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 Pont a Mousson SA filed Critical Pont a Mousson SA
Application granted granted Critical
Publication of CA1019512A publication Critical patent/CA1019512A/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
    • B29C44/34—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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/65—Processes of preheating prior to molding
CA193,548A 1973-03-29 1974-02-26 Process and device for preheating moulds Expired CA1019512A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7311304A FR2223167B1 (enExample) 1973-03-29 1973-03-29

Publications (1)

Publication Number Publication Date
CA1019512A true CA1019512A (en) 1977-10-25

Family

ID=9117046

Family Applications (1)

Application Number Title Priority Date Filing Date
CA193,548A Expired CA1019512A (en) 1973-03-29 1974-02-26 Process and device for preheating moulds

Country Status (11)

Country Link
US (1) US3897201A (enExample)
JP (1) JPS49129761A (enExample)
BE (1) BE808920A (enExample)
CA (1) CA1019512A (enExample)
CH (1) CH581015A5 (enExample)
DE (1) DE2400573A1 (enExample)
FR (1) FR2223167B1 (enExample)
GB (1) GB1448393A (enExample)
IT (1) IT1009102B (enExample)
NL (1) NL7400412A (enExample)
SE (1) SE405700B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514243A (en) * 1978-07-18 1980-01-31 Mitsubishi Petrochem Co Ltd Foaming mold for thermoplastic synthetic resin
WO1981000535A1 (en) * 1979-08-24 1981-03-05 Ex Cell O Corp Method and apparatus for injection molding foamed resin parts with a smooth finish
DE2942446A1 (de) * 1979-10-20 1982-07-22 Karl Händle & Söhne Maschinenfabrik u. Eisengießerei, GmbH & Co KG, 7130 Mühlacker Schaeumvorrichtung zum aufschaeumen, vorschaeumen und/oder ausschaeumen von granuliertem kunststoff
BE900982A (fr) * 1984-10-22 1985-03-01 Bunyan Richard J Procede de transformation de dechets de matieres plastiques en des articles.
JPS62207614A (ja) * 1986-03-07 1987-09-12 Sumitomo Heavy Ind Ltd 金型予熱方法
GB2280167B (en) * 1993-07-23 1996-11-27 Broadway Enterprises Pte Limit Improvements in or relating to pallets
US5858288A (en) * 1996-07-18 1999-01-12 Bullard; Calvin P. Method for molding expandable polystyrene foam articles
DE102012202233A1 (de) * 2012-02-14 2013-08-14 Kurtz Gmbh Vorrichtung zur Herstellung von Formteilen aus Partikelkunststoffen
DE102016113201B4 (de) * 2016-07-18 2019-07-18 Johann Borgers GmbH Verfahren zur Herstellung eines porösen Faservliesformkörpers mittels eines thermischen Formgebungsverfahrens sowie dafür geeignete Vorrichtung
DE102016014065A1 (de) * 2016-11-25 2018-05-30 Krallmann Kunststoffverarbeitung Gmbh Verfahren und Vorrichtung zur Herstellung eines aus einem Partikelschaum bestehenden Formteils

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2951260A (en) * 1957-10-01 1960-09-06 Crown Machine And Tool Company Molding mechanism and heating arrangement
US3129464A (en) * 1960-11-15 1964-04-21 Owens Illinois Glass Co Molding apparatus
US3139272A (en) * 1962-03-01 1964-06-30 David Bloom Pre-expander for plastic pellets utilized in foam molding
US3264381A (en) * 1963-04-18 1966-08-02 Kohler Joa Corp Method of manufacturing low density products of molded synthetic resin
US3347961A (en) * 1964-05-28 1967-10-17 Dow Chemical Co Method and apparatus for the treatment of expandable resinous particles
US3417170A (en) * 1964-08-27 1968-12-17 Corning Glass Works Reduction of cycle time by the use of heated expanded polystyrene beads

Also Published As

Publication number Publication date
FR2223167B1 (enExample) 1976-11-05
CH581015A5 (enExample) 1976-10-29
JPS49129761A (enExample) 1974-12-12
DE2400573A1 (de) 1974-10-24
FR2223167A1 (enExample) 1974-10-25
US3897201A (en) 1975-07-29
GB1448393A (en) 1976-09-08
SE405700B (sv) 1978-12-27
IT1009102B (it) 1976-12-10
BE808920A (fr) 1974-06-20
NL7400412A (enExample) 1974-10-01

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