AT325843B - INJECTION MOLDING PROCESS FOR PRODUCING MOLDED PARTS FROM MULTIPLE PLASTICS - Google Patents

INJECTION MOLDING PROCESS FOR PRODUCING MOLDED PARTS FROM MULTIPLE PLASTICS

Info

Publication number
AT325843B
AT325843B AT965472A AT965472A AT325843B AT 325843 B AT325843 B AT 325843B AT 965472 A AT965472 A AT 965472A AT 965472 A AT965472 A AT 965472A AT 325843 B AT325843 B AT 325843B
Authority
AT
Austria
Prior art keywords
injection molding
molding process
molded parts
producing molded
multiple plastics
Prior art date
Application number
AT965472A
Other languages
German (de)
Other versions
ATA965472A (en
Original Assignee
Demag Kunststofftech
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 Demag Kunststofftech filed Critical Demag Kunststofftech
Publication of ATA965472A publication Critical patent/ATA965472A/en
Application granted granted Critical
Publication of AT325843B publication Critical patent/AT325843B/en

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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29C44/04—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
AT965472A 1971-11-29 1972-11-14 INJECTION MOLDING PROCESS FOR PRODUCING MOLDED PARTS FROM MULTIPLE PLASTICS AT325843B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712159089 DE2159089A1 (en) 1971-11-29 1971-11-29 PROCESS FOR PRODUCING MOLDED PARTS FROM MULTIPLE PLASTICS ON INJECTION MOLDING MACHINES

Publications (2)

Publication Number Publication Date
ATA965472A ATA965472A (en) 1975-01-15
AT325843B true AT325843B (en) 1975-11-10

Family

ID=5826453

Family Applications (1)

Application Number Title Priority Date Filing Date
AT965472A AT325843B (en) 1971-11-29 1972-11-14 INJECTION MOLDING PROCESS FOR PRODUCING MOLDED PARTS FROM MULTIPLE PLASTICS

Country Status (9)

Country Link
JP (1) JPS4864143A (en)
AT (1) AT325843B (en)
BR (1) BR7208215D0 (en)
CH (1) CH538929A (en)
DE (1) DE2159089A1 (en)
FR (1) FR2162014B1 (en)
GB (1) GB1418034A (en)
IT (1) IT972265B (en)
NL (1) NL7216169A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3735099A1 (en) * 1987-10-16 1989-04-27 Battenfeld Gmbh METHOD AND DEVICE FOR PRODUCING MULTILAYER MOLDED PARTS

Also Published As

Publication number Publication date
DE2159089A1 (en) 1973-05-30
FR2162014B1 (en) 1975-05-30
CH538929A (en) 1973-07-15
NL7216169A (en) 1973-06-01
GB1418034A (en) 1975-12-17
FR2162014A1 (en) 1973-07-13
BR7208215D0 (en) 1973-08-30
JPS4864143A (en) 1973-09-05
IT972265B (en) 1974-05-20
ATA965472A (en) 1975-01-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee