ES2106452T3 - Procedimiento de moldeo de plasticos. - Google Patents

Procedimiento de moldeo de plasticos.

Info

Publication number
ES2106452T3
ES2106452T3 ES94304313T ES94304313T ES2106452T3 ES 2106452 T3 ES2106452 T3 ES 2106452T3 ES 94304313 T ES94304313 T ES 94304313T ES 94304313 T ES94304313 T ES 94304313T ES 2106452 T3 ES2106452 T3 ES 2106452T3
Authority
ES
Spain
Prior art keywords
epoxy resin
mould
gap
plastic molding
molding procedure
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 - Lifetime
Application number
ES94304313T
Other languages
English (en)
Inventor
Phlip 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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba Spezialitaetenchemie Holding 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, Ciba Spezialitaetenchemie Holding AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of ES2106452T3 publication Critical patent/ES2106452T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Insulating Materials (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

LA PRESENTE INVENCION PROPORCIONA UN PROCESO PARA LA FABRICACION DE UN ARTICULO MOLDEADO, QUE COMPRENDE LA INTRODUCCION DE UNA COMPOSICION DE RESINA EPOXI CURABLE A UN MOLDE, EL CUAL ESTA A UNA TEMPERATURA SUFICIENTEMENTE ELEVADA PARA INICIAR EL CURADO DE LA RESINA, Y SUMINISTRAR DESPUES RESINA A PRESION PARA COMPENSAR LA CONTRACCION DE LA COMPOSICION, CONTENIENDO LA RESINA EPOXI PARTICULAS DECORATIVAS GRUESAS EN SU INTERIOR, DONDE LA RESINA EPOXI SE INTRODUCE DENTRO DEL MOLDE, A TRAVES DE UN ESPACIO QUE TIENE UNA LONGITUD QUE ES DEL 30 AL 100% DE ESA DIMENSION DEL PRODUCTO MOLDEADO QUE SE ESTA HACIENDO, QUE ESTA ADYACENTE AL ESPACIO (16), Y UNA ANCHURA (W) QUE ES, AL MENOS, DOS VECES EL TAMAÑO MAXIMO DE LAS PARTICULAS DECORATIVAS.
ES94304313T 1993-06-19 1994-06-15 Procedimiento de moldeo de plasticos. Expired - Lifetime ES2106452T3 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2106452T3 true ES2106452T3 (es) 1997-11-01

Family

ID=10737470

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94304313T Expired - Lifetime ES2106452T3 (es) 1993-06-19 1994-06-15 Procedimiento de moldeo de plasticos.

Country Status (17)

Country Link
US (1) US5523044A (es)
EP (1) EP0629483B1 (es)
JP (1) JPH08103917A (es)
KR (1) KR100323920B1 (es)
CN (1) CN1051271C (es)
AT (1) ATE155067T1 (es)
AU (1) AU673735B2 (es)
BR (1) BR9402470A (es)
CA (1) CA2126168A1 (es)
DE (1) DE69404091T2 (es)
ES (1) ES2106452T3 (es)
GB (1) GB9312712D0 (es)
HK (1) HK1001087A1 (es)
IL (1) IL110046A0 (es)
NO (1) NO942272L (es)
TR (1) TR28222A (es)
TW (1) TW299278B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW304911B (es) * 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
CN103917146B (zh) 2012-10-25 2017-03-15 科勒公司 工程复合材料和由其生产的产品
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
JPH08103917A (ja) 1996-04-23
EP0629483A1 (en) 1994-12-21
AU673735B2 (en) 1996-11-21
CA2126168A1 (en) 1994-12-20
NO942272D0 (no) 1994-06-16
KR100323920B1 (ko) 2002-05-13
NO942272L (no) 1994-12-20
DE69404091T2 (de) 1998-01-02
DE69404091D1 (de) 1997-08-14
BR9402470A (pt) 1995-06-20
KR950000341A (ko) 1995-01-03
GB9312712D0 (en) 1993-08-04
ATE155067T1 (de) 1997-07-15
HK1001087A1 (en) 1998-05-22
TW299278B (es) 1997-03-01
CN1051271C (zh) 2000-04-12
AU6476694A (en) 1994-12-22
CN1098355A (zh) 1995-02-08
TR28222A (tr) 1996-03-20
US5523044A (en) 1996-06-04
EP0629483B1 (en) 1997-07-09
IL110046A0 (en) 1994-10-07

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