CA1181210A - Apparatus for runnerless injection-compression molding of thermosetting materials - Google Patents

Apparatus for runnerless injection-compression molding of thermosetting materials

Info

Publication number
CA1181210A
CA1181210A CA000400148A CA400148A CA1181210A CA 1181210 A CA1181210 A CA 1181210A CA 000400148 A CA000400148 A CA 000400148A CA 400148 A CA400148 A CA 400148A CA 1181210 A CA1181210 A CA 1181210A
Authority
CA
Canada
Prior art keywords
mold
assembly
stationary
movable
temperature
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
CA000400148A
Other languages
English (en)
French (fr)
Inventor
W. Andrew Dannels
Robert W. Bainbridge
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.)
Occidental Chemical Corp
Original Assignee
Occidental Chemical Corp
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 Occidental Chemical Corp filed Critical Occidental Chemical Corp
Application granted granted Critical
Publication of CA1181210A publication Critical patent/CA1181210A/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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2735—Sprue channels ; Runner channels or runner nozzles for non-coaxial gates, e.g. for edge gates
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2756—Cold runner channels
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of 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
    • B29C33/02—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
    • B29C33/048—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam using 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7337—Heating or cooling of the mould using gas or steam
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
CA000400148A 1981-06-29 1982-03-31 Apparatus for runnerless injection-compression molding of thermosetting materials Expired CA1181210A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/278,237 US4370122A (en) 1980-02-05 1981-06-29 Apparatus for runnerless injection compression molding of thermosetting materials
US278,237 1981-06-29

Publications (1)

Publication Number Publication Date
CA1181210A true CA1181210A (en) 1985-01-22

Family

ID=23064218

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000400148A Expired CA1181210A (en) 1981-06-29 1982-03-31 Apparatus for runnerless injection-compression molding of thermosetting materials

Country Status (5)

Country Link
US (1) US4370122A (cg-RX-API-DMAC7.html)
EP (1) EP0068615B1 (cg-RX-API-DMAC7.html)
JP (1) JPS588626A (cg-RX-API-DMAC7.html)
CA (1) CA1181210A (cg-RX-API-DMAC7.html)
DE (1) DE3269140D1 (cg-RX-API-DMAC7.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5812738A (ja) * 1981-07-16 1983-01-24 Matsushita Electric Ind Co Ltd ヒ−トサイクル射出圧縮成形法
JPS59127842A (ja) * 1983-01-13 1984-07-23 Toshiba Corp 樹脂モ−ルド装置
US4784814A (en) * 1985-07-11 1988-11-15 Ciba-Geigy Corporation Pressure reaction injection molding process for making molded bodies of thermosets optionally containing filler and/or reinforcing material
JPS62211118A (ja) * 1986-03-13 1987-09-17 Showa Denko Kk 硬化性樹脂の成形法
JPH08300397A (ja) * 1995-05-01 1996-11-19 Motorola Inc 封止材料をモールドキャビティに転送するための装置および方法
DE19801412C2 (de) * 1998-01-16 2001-05-10 Boy Gmbh Dr Plastifizier- und Einspritzeinheit für eine Spritzgießmaschine
JP3561266B2 (ja) * 2002-12-10 2004-09-02 株式会社名機製作所 燃料電池用セパレータの製造方法および成形金型
US20080060530A1 (en) * 2006-09-12 2008-03-13 Calphalon Corporation Silicone bakeware
AT512318B1 (de) 2011-12-22 2016-06-15 Elast Kunststoffverarbeitungs-Gmbh & Co Keg Verfahren zur herstellung von spritzgussteilen und vorrichtung zur durchführung dieses verfahrens
WO2014050768A1 (ja) * 2012-09-27 2014-04-03 オリンパス株式会社 ホットランナ成形装置とホットランナノズル
US11541584B1 (en) * 2016-09-02 2023-01-03 Kemeera Inc. 3D printed injection side of a multi-piece mold with internal thermal manifold
JP2022532674A (ja) * 2019-05-17 2022-07-15 キヤノンバージニア， インコーポレイテッド 製造方法および射出成形システム
EP4514585B1 (en) * 2022-04-28 2026-03-25 Lego A/S An injection molding machine
CN120761317A (zh) * 2025-07-09 2025-10-10 青岛科技大学 一种热固性高分子复合材料固化程度的在线监测方法及在线监测系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA743854A (en) * 1966-10-04 J. Seymour James Method and apparatus for injection molding
FR1487410A (fr) 1966-05-16 1967-07-07 Lyonnaise Ventilation Perfectionnements aux procédés et machines pour la réalisation de pièces moulées en matière plastique injectée
DE1779504B2 (de) * 1968-08-21 1972-05-31 Eckert & Ziegler Gmbh, 8832 Weissenburg Verfahren zur verarbeitung von waermehaertenden kunststoffen, insbesondere von duroplasten aus der familie der aminoplaste auf spritzgiessmaschinen
US3591897A (en) * 1968-11-01 1971-07-13 Osley & Whitney Inc Runnerless mold for automated injection-molding of thermoset materials
US3787159A (en) * 1969-08-21 1974-01-22 Eckert & Ziegler Gmbh Apparatus for injection molding with thermosetting resins
JPS4872259A (cg-RX-API-DMAC7.html) * 1971-12-29 1973-09-29
GB1416870A (en) * 1972-02-02 1975-12-10 British Industrial Plastics Injection moulds
US3807921A (en) * 1972-03-13 1974-04-30 Phillips Petroleum Co Apparatus for manufacturing foamed plastic materials
US3819312A (en) * 1972-07-25 1974-06-25 Pennwalt Corp Cold runner injection mold for thermosetting resins
US4017242A (en) * 1975-10-28 1977-04-12 The Mcdowell-Wellman Engineering Company Injection molding apparatus
CH624603A5 (cg-RX-API-DMAC7.html) * 1978-01-25 1981-08-14 Bucher Guyer Ag Masch
US4241201A (en) * 1979-04-13 1980-12-23 Hooker Chemicals & Plastics Corp. Phenolic resins with improved low temperature processing stability
US4210732A (en) * 1978-06-13 1980-07-01 Hooker Chemicals & Plastics Corp. Phenolic resins with improved low temperature processing stability
EP0013119B1 (en) * 1978-12-21 1983-10-05 Occidental Chemical Corporation Apparatus for runnerless injection-compression molding thermosetting materials
US4238181A (en) * 1978-12-21 1980-12-09 Hooker Chemicals & Plastics Corp. Method and apparatus for runnerless injection-compression molding thermosetting materials
US4239869A (en) * 1979-04-13 1980-12-16 Hooker Chemicals & Plastics Corp. Phenolic resins with improved low temperature processing stability

Also Published As

Publication number Publication date
JPS588626A (ja) 1983-01-18
DE3269140D1 (en) 1986-03-27
JPH0376203B2 (cg-RX-API-DMAC7.html) 1991-12-04
EP0068615B1 (en) 1986-02-19
US4370122A (en) 1983-01-25
EP0068615A1 (en) 1983-01-05

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry