CA2126168A1 - Process for moulding plastics - Google Patents

Process for moulding plastics

Info

Publication number
CA2126168A1
CA2126168A1 CA002126168A CA2126168A CA2126168A1 CA 2126168 A1 CA2126168 A1 CA 2126168A1 CA 002126168 A CA002126168 A CA 002126168A CA 2126168 A CA2126168 A CA 2126168A CA 2126168 A1 CA2126168 A1 CA 2126168A1
Authority
CA
Canada
Prior art keywords
gap
epoxy resin
mould
resin
width
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.)
Abandoned
Application number
CA002126168A
Other languages
English (en)
French (fr)
Inventor
Philip David Willis
Peter Bryan Ludman
Paul Terrence Wombwell
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.)
Huntsman Advanced Materials Switzerland GmbH
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of CA2126168A1 publication Critical patent/CA2126168A1/en
Abandoned 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • 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
    • B29C45/2701—Details not specific to hot or cold runner channels
    • B29C45/2708—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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
    • 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
    • B29C45/0013—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fillers dispersed in the moulding material, e.g. metal particles
    • 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
    • B29C45/2701—Details not specific to hot or cold runner channels
    • B29C45/2708—Gates
    • B29C2045/2714—Gates elongated, e.g. film-like, annular

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Organic Insulating Materials (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA002126168A 1993-06-19 1994-06-17 Process for moulding plastics Abandoned CA2126168A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939312712A GB9312712D0 (en) 1993-06-19 1993-06-19 Process for moulding plastics
GB9312712.4 1993-06-19

Publications (1)

Publication Number Publication Date
CA2126168A1 true CA2126168A1 (en) 1994-12-20

Family

ID=10737470

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002126168A Abandoned CA2126168A1 (en) 1993-06-19 1994-06-17 Process for moulding plastics

Country Status (16)

Country Link
US (1) US5523044A (en, 2012)
EP (1) EP0629483B1 (en, 2012)
JP (1) JPH08103917A (en, 2012)
KR (1) KR100323920B1 (en, 2012)
CN (1) CN1051271C (en, 2012)
AT (1) ATE155067T1 (en, 2012)
AU (1) AU673735B2 (en, 2012)
BR (1) BR9402470A (en, 2012)
CA (1) CA2126168A1 (en, 2012)
DE (1) DE69404091T2 (en, 2012)
ES (1) ES2106452T3 (en, 2012)
GB (1) GB9312712D0 (en, 2012)
IL (1) IL110046A0 (en, 2012)
NO (1) NO942272L (en, 2012)
TR (1) TR28222A (en, 2012)
TW (1) TW299278B (en, 2012)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW304911B (en, 2012) * 1995-03-07 1997-05-11 Ciba Sc Holding Ag
US20090096125A1 (en) * 2007-10-12 2009-04-16 William Patrick Paplham Injection molding of thermoplastic polymethylmethacrylate pellets
WO2014066693A1 (en) 2012-10-25 2014-05-01 Kohler Co. Engineered composite material and products produced therefrom
EP3357663B1 (en) * 2017-02-06 2019-06-05 Essilor International Injection molds including vertical snap-gate devices and methods for producing molded articles using the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1962008A1 (de) * 1969-12-11 1971-07-15 Krauss Maffei Ag Giessform
JPS5849170B2 (ja) * 1977-10-25 1983-11-02 旭化成株式会社 コ−トハンガ−型ゲ−トを有する射出成形用金型
DE2805117A1 (de) * 1978-02-07 1979-08-09 Bucher Guyer Ag Masch Vorrichtung zum herstellen von formteilen aus kunststoff oder gummi
JPS55124631A (en) * 1979-03-20 1980-09-25 Tdk Corp Manufacturing method of annular magnet
JPS5763235A (en) * 1980-10-02 1982-04-16 Hitachi Ltd Reaction injection molding
GB8806299D0 (en) * 1988-03-17 1988-04-13 Glynwed Consumer & Building Process of manufacturing thin-walled plastics moulding

Also Published As

Publication number Publication date
EP0629483B1 (en) 1997-07-09
CN1098355A (zh) 1995-02-08
KR100323920B1 (ko) 2002-05-13
ES2106452T3 (es) 1997-11-01
US5523044A (en) 1996-06-04
DE69404091T2 (de) 1998-01-02
TR28222A (tr) 1996-03-20
JPH08103917A (ja) 1996-04-23
GB9312712D0 (en) 1993-08-04
HK1001087A1 (en) 1998-05-22
CN1051271C (zh) 2000-04-12
ATE155067T1 (de) 1997-07-15
AU673735B2 (en) 1996-11-21
TW299278B (en, 2012) 1997-03-01
KR950000341A (ko) 1995-01-03
BR9402470A (pt) 1995-06-20
NO942272L (no) 1994-12-20
IL110046A0 (en) 1994-10-07
EP0629483A1 (en) 1994-12-21
NO942272D0 (no) 1994-06-16
AU6476694A (en) 1994-12-22
DE69404091D1 (de) 1997-08-14

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued