JPS57210837A - Mold for forming synthetic resin product and its manufacture - Google Patents

Mold for forming synthetic resin product and its manufacture

Info

Publication number
JPS57210837A
JPS57210837A JP56097317A JP9731781A JPS57210837A JP S57210837 A JPS57210837 A JP S57210837A JP 56097317 A JP56097317 A JP 56097317A JP 9731781 A JP9731781 A JP 9731781A JP S57210837 A JPS57210837 A JP S57210837A
Authority
JP
Japan
Prior art keywords
mold
thin film
synthetic resin
hole
product
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.)
Granted
Application number
JP56097317A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0231659B2 (enrdf_load_stackoverflow
Inventor
Toshio Sugawara
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.)
Sekisui Kaseihin Kogyo KK
Sekisui Kasei Co Ltd
Original Assignee
Sekisui Plastics Co Ltd
Sekisui Kaseihin Kogyo KK
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 Sekisui Plastics Co Ltd, Sekisui Kaseihin Kogyo KK filed Critical Sekisui Plastics Co Ltd
Priority to JP56097317A priority Critical patent/JPS57210837A/ja
Publication of JPS57210837A publication Critical patent/JPS57210837A/ja
Publication of JPH0231659B2 publication Critical patent/JPH0231659B2/ja
Granted 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/565—Consisting of shell-like structures supported by backing material
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/14—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • B29C44/146—Shaping the lining before foaming
    • 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
    • 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
    • B29K2905/00—Use of metals, their alloys or their compounds, as mould material
    • B29K2905/02—Aluminium

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP56097317A 1981-06-22 1981-06-22 Mold for forming synthetic resin product and its manufacture Granted JPS57210837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56097317A JPS57210837A (en) 1981-06-22 1981-06-22 Mold for forming synthetic resin product and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56097317A JPS57210837A (en) 1981-06-22 1981-06-22 Mold for forming synthetic resin product and its manufacture

Publications (2)

Publication Number Publication Date
JPS57210837A true JPS57210837A (en) 1982-12-24
JPH0231659B2 JPH0231659B2 (enrdf_load_stackoverflow) 1990-07-16

Family

ID=14189101

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56097317A Granted JPS57210837A (en) 1981-06-22 1981-06-22 Mold for forming synthetic resin product and its manufacture

Country Status (1)

Country Link
JP (1) JPS57210837A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0231659B2 (enrdf_load_stackoverflow) 1990-07-16

Similar Documents

Publication Publication Date Title
JPS53102960A (en) Injection mold
DE3852804D1 (de) Verfahren zum Spritzgiessen von Formteilen aus thermoplastischen Kunststoffen sowie Vorrichtung zur Durchführung des Verfahrens.
ES8306665A1 (es) Un metodo para fabricar un cierre de material resinoso termoplastico para recipientes de productos liquidos.
JPS565747A (en) Decoration-molding method and apparatus for synthetic resin uneven surface and mold product
GB2144074A (en) Method of manufacturing a hollow plastics article
KR900006104A (ko) 복합 발포성형물의 제조방법
JPS56159134A (en) Mold for injection molding
JPS57210837A (en) Mold for forming synthetic resin product and its manufacture
JPS5774137A (en) Method and device for three dimensional decoration forming, and product thereby
JPS56121745A (en) Foaming resin injection molding method
JPS54111557A (en) Hollow molded article having integrated internal ribs, and method for forming the same
JPS5628834A (en) Making of reinforced surface polystyrene foam
JPS5635597A (en) Manufacture of speaker diaphragm
JPS5565510A (en) Synthetic resin forming device
ES8602477A1 (es) Mejoras en la fabricacion de partes perfiladas reespumadas
JPS56137A (en) Manufacture of container and container thereof
JPS5597940A (en) Molding method of and apparatus for linked molding
JPS5559942A (en) Method of decorating and molding surface of plastic article
JPS57150554A (en) Injection molding with screw and its manufacture
JPS56139942A (en) Molding of resin part
JPS5410372A (en) Injection molding
GB2209700B (en) Moulding plastics
JPS5759730A (en) Preparation of molded product having foamed layer on surface thereof
JPS5627336A (en) Injection molding method
JPS5653034A (en) Production of reinforced plastic molding