LU69623A1 - - Google Patents

Info

Publication number
LU69623A1
LU69623A1 LU69623A LU69623A LU69623A1 LU 69623 A1 LU69623 A1 LU 69623A1 LU 69623 A LU69623 A LU 69623A LU 69623 A LU69623 A LU 69623A LU 69623 A1 LU69623 A1 LU 69623A1
Authority
LU
Luxembourg
Application number
LU69623A
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 filed Critical
Publication of LU69623A1 publication Critical patent/LU69623A1/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping 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
    • B29C44/04Shaping 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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0492Devices for feeding the different materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16Making multilayered or multicoloured articles
    • B29C45/1642Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1645Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Laminated Bodies (AREA)
LU69623A 1973-03-14 1974-03-12 LU69623A1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7309087A FR2221267A1 (en) 1973-03-14 1973-03-14 Thermoplastic products with skin and core - by separately supplying two compositions to single injection block

Publications (1)

Publication Number Publication Date
LU69623A1 true LU69623A1 (xx) 1974-10-09

Family

ID=9116282

Family Applications (1)

Application Number Title Priority Date Filing Date
LU69623A LU69623A1 (xx) 1973-03-14 1974-03-12

Country Status (7)

Country Link
JP (1) JPS5046768A (xx)
BE (1) BE812205A (xx)
DE (1) DE2411808A1 (xx)
FR (1) FR2221267A1 (xx)
IT (1) IT1003796B (xx)
LU (1) LU69623A1 (xx)
NL (1) NL7403291A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2372016A1 (fr) * 1976-11-29 1978-06-23 Ex Cell O Corp Procede et dispositif de moulage de mousses par injection
FR2486864A1 (fr) * 1980-07-21 1982-01-22 Pont A Mousson Procede de moulage par injection de pieces revetues en matiere plastique et dispositif destine a sa mise en oeuvre
NL8601883A (nl) * 1986-07-21 1988-02-16 Stamicarbon Werkwijze en inrichting voor het door spuitgieten vervaardigen van een uit een aantal lagen van verschillende materialen bestaand voorwerp.
FR2622501B1 (fr) * 1987-10-29 1990-01-05 Cibie Projecteurs Procede de moulage par injection de matiere thermoplastique, composition a mouler pour realiser un objet a structure multicouche et objet ainsi realise, notamment corps de reflecteur
DE3932416A1 (de) * 1989-09-28 1991-04-11 Kloeckner Ferromatik Desma Verfahren zum spritzgiessen von mehrkomponenten-kunststoffkoerpern und vorrichtung zur durchfuehrung des verfahrens
CN110171093B (zh) * 2019-06-20 2021-04-16 滁州益佳模具设备制造有限公司 一种均匀上料混合注射的生产用发泡注塑模具

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1156217A (en) * 1967-05-03 1969-06-25 Ici Ltd Process for the Production of Cellular Articles

Also Published As

Publication number Publication date
BE812205A (fr) 1974-09-12
IT1003796B (it) 1976-06-10
DE2411808A1 (de) 1974-09-26
JPS5046768A (xx) 1975-04-25
FR2221267B1 (xx) 1976-05-21
FR2221267A1 (en) 1974-10-11
NL7403291A (xx) 1974-09-17

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