[go: up one dir, main page]

BE786969A - METHOD AND DEVICE FOR EXTRUSION MOLDING OF POLYMERS - Google Patents

METHOD AND DEVICE FOR EXTRUSION MOLDING OF POLYMERS

Info

Publication number
BE786969A
BE786969A BE786969A BE786969A BE786969A BE 786969 A BE786969 A BE 786969A BE 786969 A BE786969 A BE 786969A BE 786969 A BE786969 A BE 786969A BE 786969 A BE786969 A BE 786969A
Authority
BE
Belgium
Prior art keywords
polymers
extrusion molding
extrusion
molding
Prior art date
Application number
BE786969A
Other languages
French (fr)
Inventor
G D Kostov
S G Choleva
Original Assignee
Tzentralna Lab Stex
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 Tzentralna Lab Stex filed Critical Tzentralna Lab Stex
Publication of BE786969A publication Critical patent/BE786969A/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
    • 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
    • B29C44/10—Applying counter-pressure during expanding
    • B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
    • 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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/174—Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks
    • 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

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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
BE786969A 1971-10-23 1972-07-31 METHOD AND DEVICE FOR EXTRUSION MOLDING OF POLYMERS BE786969A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG1884971 1971-10-23

Publications (1)

Publication Number Publication Date
BE786969A true BE786969A (en) 1972-11-16

Family

ID=3898153

Family Applications (1)

Application Number Title Priority Date Filing Date
BE786969A BE786969A (en) 1971-10-23 1972-07-31 METHOD AND DEVICE FOR EXTRUSION MOLDING OF POLYMERS

Country Status (8)

Country Link
JP (1) JPS4851057A (en)
AT (1) AT338504B (en)
BE (1) BE786969A (en)
DE (1) DE2235994A1 (en)
FR (1) FR2156558B1 (en)
GB (1) GB1372959A (en)
IT (1) IT965932B (en)
NL (1) NL7214227A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113165231A (en) * 2018-11-21 2021-07-23 耐克创新有限合伙公司 System and method for foaming process
US11673358B2 (en) 2018-11-21 2023-06-13 Nike, Inc. System and methods for forming a sole structure

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH616106A5 (en) * 1976-09-17 1980-03-14 Buehler Ag Geb Process and device for producing plastic mouldings with a smooth, compact surface and a cellular-porous core by injection moulding
FR2645068A1 (en) * 1989-04-03 1990-10-05 Vanotti Gerard PROCESS FOR MANUFACTURING THERMOPLASTIC MATERIALS WITH THIN WALLS AND INSTALLATION FOR IMPLEMENTING THE PROCESS
GB9114324D0 (en) * 1991-07-03 1991-08-21 Kontor Moulding Systems Ltd Injection moulding of thermoplastic polymers
US5602188A (en) * 1993-07-13 1997-02-11 Suzuki Sogyo Co., Ltd. Biodegradable resin foam and method and apparatus for producing same
DE19743838C2 (en) 1997-10-04 2000-08-24 Battenfeld Gmbh Device for injection molding plastic objects

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044118A (en) * 1958-06-23 1962-07-17 Du Pont Molding method and apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113165231A (en) * 2018-11-21 2021-07-23 耐克创新有限合伙公司 System and method for foaming process
US11491690B2 (en) 2018-11-21 2022-11-08 Nike, Inc. System and methods for a foaming process
US11673358B2 (en) 2018-11-21 2023-06-13 Nike, Inc. System and methods for forming a sole structure
US12220847B2 (en) 2018-11-21 2025-02-11 Nike, Inc. Systems and methods for injection molding

Also Published As

Publication number Publication date
FR2156558B1 (en) 1975-03-07
GB1372959A (en) 1974-11-06
IT965932B (en) 1974-02-11
ATA893972A (en) 1976-12-15
FR2156558A1 (en) 1973-06-01
JPS4851057A (en) 1973-07-18
NL7214227A (en) 1973-04-25
AT338504B (en) 1977-08-25
DE2235994A1 (en) 1973-05-03

Similar Documents

Publication Publication Date Title
BE771806A (en) METHOD AND APPARATUS FOR MANUFACTURING POLYMER FOAMS
BE796689A (en) POLYMERIZATION PROCESS AND IMPROVED PLYMERS OBTAINED
BE767586R (en) ENHANCED CATALYZERS AND PROCESS FOR THE POLYMERIZATION AND COPOLYMERIZATION OF
BE767960A (en) POLYMERIC N-CARBONYLSULFONAMIDES AND PROCESS FOR THEIR PREPARATION
BE761009A (en) IMPROVED POLYMERIC FILMS AND PROCESS FOR PRODUCING THEM
BE776162A (en) PROCESS FOR THE POLYMERIZATION OF ALCENES
RO68195A (en) METHOD AND DEVICE FOR PREVENTING CAVITY
BE783928A (en) METHOD AND DEVICE FOR POSITIONING AN ARTICLE PRECISE
BE791542A (en) COOLING PROCESS AND DEVICE
BE772068A (en) POLYMERIZATION PROCESS AND CATALYZERS
FR2295981A1 (en) METHOD AND DEVICE FOR CHEMICAL DEGRADATION BY IRRADIATION OF POLYMERS AND OLIGOMERS
BE786969A (en) METHOD AND DEVICE FOR EXTRUSION MOLDING OF POLYMERS
BE788946A (en) CYCLOOLEFINS POLYMERIZATION PROCESS
RO73029A (en) METHOD AND DEVICE FOR EXTRUSION OF EXPANDABLE PLASTICS
BE791482A (en) POLYMERIZATION PROCESS
BE803611A (en) METHOD AND APPARATUS FOR MAKING POLYMERIC FILMS
BE746366A (en) METHOD AND DEVICE FOR PLASTICIZING RESILIENT MASSES
BE809944A (en) MOLDING PROCESS AND DEVICE
BE775240A (en) METHOD AND APPARATUS FOR THE RAPID COOLING OF POLYMER FILMS
BE753744A (en) METHOD AND DEVICE FOR SPREADING POLYMERIC FILMS
BE782523A (en) POLYMERIZATION PROCESS
BE769471A (en) POLYMERIZATION PROCESS AND DEVICE
FR2038362A1 (en) MOLDING PROCESS AND DEVICE
BE772506A (en) MIXED PLASTIC ARTICLES AND METHOD AND APPARATUS FOR THEIR MANUFACTURING
BE813945A (en) METHOD AND DEVICE FOR