GB1317452A - Method and apparatus for moulding thermoplastics materials - Google Patents

Method and apparatus for moulding thermoplastics materials

Info

Publication number
GB1317452A
GB1317452A GB2342770A GB2342770A GB1317452A GB 1317452 A GB1317452 A GB 1317452A GB 2342770 A GB2342770 A GB 2342770A GB 2342770 A GB2342770 A GB 2342770A GB 1317452 A GB1317452 A GB 1317452A
Authority
GB
United Kingdom
Prior art keywords
moulds
thermoplastics
die
cooled
contact
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
Application number
GB2342770A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1317452A publication Critical patent/GB1317452A/en
Expired 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/35—Component parts; Details or accessories
    • B29C44/351—Means for preventing foam to leak out from the foaming device during foaming
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/30—Expanding the moulding material between endless belts or rollers
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
    • C07C29/38—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/56—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by isomerisation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/61—Processes of molding polyamide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/20—Molding plants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
GB2342770A 1969-05-14 1970-05-14 Method and apparatus for moulding thermoplastics materials Expired GB1317452A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44036524A JPS4829535B1 (cg-RX-API-DMAC10.html) 1969-05-14 1969-05-14

Publications (1)

Publication Number Publication Date
GB1317452A true GB1317452A (en) 1973-05-16

Family

ID=12472180

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2342770A Expired GB1317452A (en) 1969-05-14 1970-05-14 Method and apparatus for moulding thermoplastics materials

Country Status (7)

Country Link
US (1) US3689612A (cg-RX-API-DMAC10.html)
JP (1) JPS4829535B1 (cg-RX-API-DMAC10.html)
CA (1) CA937371A (cg-RX-API-DMAC10.html)
DE (1) DE2023488C3 (cg-RX-API-DMAC10.html)
FR (1) FR2047753A5 (cg-RX-API-DMAC10.html)
GB (1) GB1317452A (cg-RX-API-DMAC10.html)
SU (1) SU513608A3 (cg-RX-API-DMAC10.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1366703A (en) * 1971-06-04 1974-09-11 Monsanto Ltd Foamed resin laminates
DE3117778A1 (de) * 1981-05-06 1982-11-25 G. Siempelkamp Gmbh & Co, 4150 Krefeld "vorrichtung zur herstellung von spanplattenbahnen, faserplattenbahnen u. dgl."
FR2752283B1 (fr) * 1996-08-07 1999-01-15 Mesnel Gerard Bande de joint d'etancheite, procede de fabrication de la bande de joint et machine pour la fabrication de la bande de joint
AU5871398A (en) * 1998-01-14 1999-08-02 Gerard Mesnel Sealing joint strip, method for making the joint strip and machine for making the joint strip
DE102008056052A1 (de) 2008-11-05 2009-09-17 SaarGummi technologies S.à.r.l. Verfahren und Vorrichtung zur Herstellung von Endlossträngen
JP5580849B2 (ja) 2012-05-16 2014-08-27 住友ゴム工業株式会社 ビードエーペックスゴム形成方法、及びそれに用いるビードエーペックスゴム形成装置
WO2015054446A1 (en) * 2013-10-10 2015-04-16 Option 3 Solutions, Inc. Consecutive piecewise molding system and method
KR102138092B1 (ko) 2018-10-26 2020-08-13 (주)선재하이테크 엑스선관의 탈부착이 용이하며 방전 안전 거리가 확보된 엑스선 이오나이저
IT202200026028A1 (it) * 2022-12-20 2024-06-20 Alessiohitech S R L Metodo e apparato per la realizzazione di elementi polimerici ad anello, in particolare elementi protettivi antiforatura posizionabili all’interno di una ruota.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA705296A (en) * 1965-03-09 D. Voelker Walter Foam articles manufacture
US2315366A (en) * 1936-05-18 1943-03-30 Sponge Rubber Products Company Converting bulk compound into vulcanized sponge rubber
US2693007A (en) * 1950-04-18 1954-11-02 Us Rubber Co Molding method
US2893877A (en) * 1958-07-02 1959-07-07 Monsanto Chemicals Method for packaging meat
US3011217A (en) * 1959-05-11 1961-12-05 Monsanto Chemicals Method for preparing high density sheets of foamable thermoplastic resin compositions
US3196196A (en) * 1962-03-12 1965-07-20 Scovill Manufacturing Co Process and apparatus for molding zipper fasteners
US3298064A (en) * 1963-01-23 1967-01-17 Jun Taga Apparatus for molding synthetic resin bodies
US3515778A (en) * 1967-03-02 1970-06-02 Du Pont Continuous molding of thermoplastic resin

Also Published As

Publication number Publication date
US3689612A (en) 1972-09-05
CA937371A (en) 1973-11-27
DE2023488C3 (de) 1974-05-16
DE2023488A1 (de) 1970-11-19
FR2047753A5 (cg-RX-API-DMAC10.html) 1971-03-12
SU513608A3 (ru) 1976-05-05
DE2023488B2 (de) 1973-09-27
JPS4829535B1 (cg-RX-API-DMAC10.html) 1973-09-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees