BE777368A - Perfectionnement apporte au moulage de matieres plastiques - Google Patents

Perfectionnement apporte au moulage de matieres plastiques

Info

Publication number
BE777368A
BE777368A BE777368A BE777368A BE777368A BE 777368 A BE777368 A BE 777368A BE 777368 A BE777368 A BE 777368A BE 777368 A BE777368 A BE 777368A BE 777368 A BE777368 A BE 777368A
Authority
BE
Belgium
Prior art keywords
plastics
molding
improvement
Prior art date
Application number
BE777368A
Other languages
English (en)
Inventor
H T Kim
J P Darby
Original Assignee
Goodrich Co B F
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 Goodrich Co B F filed Critical Goodrich Co B F
Publication of BE777368A publication Critical patent/BE777368A/fr

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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
BE777368A 1971-01-20 1971-12-28 Perfectionnement apporte au moulage de matieres plastiques BE777368A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10808771A 1971-01-20 1971-01-20

Publications (1)

Publication Number Publication Date
BE777368A true BE777368A (fr) 1972-04-17

Family

ID=22320219

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777368A BE777368A (fr) 1971-01-20 1971-12-28 Perfectionnement apporte au moulage de matieres plastiques

Country Status (13)

Country Link
US (1) US3702226A (fr)
AT (1) AT343343B (fr)
AU (1) AU475121B2 (fr)
BE (1) BE777368A (fr)
CA (1) CA999704A (fr)
CH (1) CH548849A (fr)
DE (1) DE2202200A1 (fr)
ES (2) ES398518A1 (fr)
FR (1) FR2122420B1 (fr)
GB (1) GB1383434A (fr)
IT (1) IT948895B (fr)
NL (1) NL7200666A (fr)
SE (1) SE381000B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2232428B1 (fr) * 1973-06-11 1978-01-13 Beloit Corp
US3963403A (en) * 1974-12-13 1976-06-15 Hughes Processing, Inc. Apparatus for making foam plastic pipe
US4032279A (en) * 1975-09-08 1977-06-28 The B. F. Goodrich Company Extrusion adapter
US4076477A (en) * 1975-12-08 1978-02-28 Grandview Industries Limited Multiple extrusion apparatus
IT1129467B (it) * 1980-12-19 1986-06-04 Lavorazione Mat Plast Adattatore per l'estrusione simultanea di piu filoni di schiuma sintetica termoplastica mediante un unico estrusore
US4486161A (en) * 1983-05-12 1984-12-04 Kimberly-Clark Corporation Melt-blowing die tip with integral tie bars
IT201600083036A1 (it) * 2016-08-05 2018-02-05 Sacmi Un dispositivo ed un metodo per la formatura di un oggetto in materiale polimerico attraverso il soffiaggio di un corpo tubolare.
WO2022169751A1 (fr) * 2021-02-02 2022-08-11 Essentium, Inc. Filière d'extrusion comprenant un mandrin
AT524541B1 (de) * 2021-04-07 2022-07-15 Engel Austria Gmbh Vorrichtung zum Entgasen und Verfahren zum Entgasen einer plastifizierten Masse

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB369554A (en) * 1930-09-19 1932-03-21 Dunlop Rubber Co Improvements in and relating to apparatus for extruding rubber or the like goods
US3583033A (en) * 1969-01-22 1971-06-08 Pennsalt Chemicals Corp Valving die for in-line extrusion of thermoplastic material

Also Published As

Publication number Publication date
AT343343B (de) 1978-05-26
ES406000A1 (es) 1975-09-16
AU3698171A (en) 1973-06-21
GB1383434A (en) 1974-02-12
CH548849A (fr) 1974-05-15
IT948895B (it) 1973-06-11
AU475121B2 (en) 1976-08-12
US3702226A (en) 1972-11-07
ES398518A1 (es) 1974-08-16
FR2122420A1 (fr) 1972-09-01
FR2122420B1 (fr) 1974-09-27
NL7200666A (fr) 1972-07-24
DE2202200A1 (de) 1972-08-03
SE381000B (sv) 1975-11-24
CA999704A (en) 1976-11-16
ATA48572A (de) 1977-09-15

Similar Documents

Publication Publication Date Title
BE780557A (fr) Perfectionnements au formage de matieres par extrusion
BE790295A (fr) Matieres plastiques elastifiees
BR7207621D0 (pt) Composicao polimero termoplastica
BR7201735D0 (pt) Sacos de plasticos com valvula
ZA722794B (en) Gasket with plastic molding
BE786782A (fr) Articles en matieres plastiques antistatiques
BE787219A (fr) Articles en matiere plastique moulee
DK137337C (da) Brandsikre termoplastiske polycarbonat-formmasser med hoej slagstyrke
AT311665B (de) Spritzgußform zur Herstellung von Kunststoffartikeln
NO147648C (no) Staaltau med et plast- eller gummininnlegg.
AT322759B (de) Spritzgiessmaschine
BE777368A (fr) Perfectionnement apporte au moulage de matieres plastiques
BE807935A (fr) Perfectionnements aux buses d'injection de matieres plastiques
AT336876B (de) Spritzgussmaschine
BE756727A (fr) Matieres a mouler thermoplastiques
BE822643A (fr) Matieres plastiques inorganico-organiques ameliorees
NL176920C (nl) Spuitgietinrichting.
AU7132774A (en) Plastics moulding materials
BE774852A (fr) Matieres plastiques non thrombogenes et leur preparation
AT304082B (de) Thermoplastische Formmassen für Spritzgußzwecke
BE820991A (fr) Perfectionnements au moulage de matieres plastiques en feuilles
BR7201793D0 (pt) Composicao termoplasticas de moldacao
BE761864A (fr) Matieres plastiques expansees
BE778135A (fr) Matieres a mouler thermoplastiques
BE776953A (fr) Matieres thermoplastiques modifiees au caoutchouc