[go: up one dir, main page]

BR9001026A - Processo para testar a condicao operativa de tubeiras de extrusao dotadas de secoes de refrigeracao de extrusoras de plastico para fabrica filmes planos ou tubulares - Google Patents

Processo para testar a condicao operativa de tubeiras de extrusao dotadas de secoes de refrigeracao de extrusoras de plastico para fabrica filmes planos ou tubulares

Info

Publication number
BR9001026A
BR9001026A BR909001026A BR9001026A BR9001026A BR 9001026 A BR9001026 A BR 9001026A BR 909001026 A BR909001026 A BR 909001026A BR 9001026 A BR9001026 A BR 9001026A BR 9001026 A BR9001026 A BR 9001026A
Authority
BR
Brazil
Prior art keywords
testing
operating condition
tubular films
manufacturing flat
tubes fitted
Prior art date
Application number
BR909001026A
Other languages
English (en)
Inventor
Richard Saatkamp
Dieter Borgmann
Original Assignee
Windmoeller & Hoelscher
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 Windmoeller & Hoelscher filed Critical Windmoeller & Hoelscher
Publication of BR9001026A publication Critical patent/BR9001026A/pt

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
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • 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
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92295—Errors or malfunctioning, e.g. for quality control
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling zone
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • Y10T137/0379—By fluid pressure
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86389—Programmer or timer
    • Y10T137/86405—Repeating cycle
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86389—Programmer or timer
    • Y10T137/86445—Plural, sequential, valve actuations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BR909001026A 1989-03-06 1990-03-05 Processo para testar a condicao operativa de tubeiras de extrusao dotadas de secoes de refrigeracao de extrusoras de plastico para fabrica filmes planos ou tubulares BR9001026A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3907180A DE3907180A1 (de) 1989-03-06 1989-03-06 Verfahren zum ueberpruefen der funktionsfaehigkeit von mit kuehlabschnitten versehenen extrusionsduesen von kunststoffextrudern zur herstellung von flach- oder schlauchfolien

Publications (1)

Publication Number Publication Date
BR9001026A true BR9001026A (pt) 1991-02-26

Family

ID=6375648

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909001026A BR9001026A (pt) 1989-03-06 1990-03-05 Processo para testar a condicao operativa de tubeiras de extrusao dotadas de secoes de refrigeracao de extrusoras de plastico para fabrica filmes planos ou tubulares

Country Status (5)

Country Link
US (1) US5106546A (pt)
EP (1) EP0386484B1 (pt)
JP (1) JP2948614B2 (pt)
BR (1) BR9001026A (pt)
DE (2) DE3907180A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4109385A1 (de) * 1991-03-22 1992-09-24 Kiefel Gmbh Paul Vorrichtung zur segmentweise gesteuerten kuehlung einer folienblase
GB9418163D0 (en) * 1994-09-09 1994-10-26 British Gas Plc Pressure reduction system testing
US6460377B1 (en) * 1999-12-17 2002-10-08 Owens-Brockway Glass Container Inc. Method and apparatus for testing dual-stage blowheads

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816583A1 (de) * 1978-04-17 1979-10-18 Windmoeller & Hoelscher Verfahren und vorrichtung zur optimierung der ausstossleistung einer blasfolienextruderanlage mittels eines prozessrechners
US4699580A (en) * 1985-12-12 1987-10-13 Co Yee Tiat O Blown film tube diameter control apparatus
JPS63163134A (ja) * 1986-12-24 1988-07-06 Kubota Ltd 空気回路の漏れ検査方法
AU611437B2 (en) * 1987-05-29 1991-06-13 Ortho Pharmaceutical Corporation Pharmacologically active 2- and 3-substituted (1',5'-diaryl-3-pyrazolyl)-n-hydroxypropanamides and method for synthesizing the same

Also Published As

Publication number Publication date
EP0386484B1 (de) 1994-04-27
JP2948614B2 (ja) 1999-09-13
EP0386484A3 (de) 1991-08-07
DE59005493D1 (de) 1994-06-01
EP0386484A2 (de) 1990-09-12
JPH02277613A (ja) 1990-11-14
DE3907180A1 (de) 1990-09-13
US5106546A (en) 1992-04-21

Similar Documents

Publication Publication Date Title
ES2019279B3 (es) Dispositivo para la fabricacion continua de tubos con paredes perfiladas transversales
DK0434791T3 (da) Fremgangsmåde til fremstilling af et komposit-plastrør
AU7013691A (en) A method of operating an installation for the production of biaxially stretched plastic tubes
FI905268A0 (fi) Roerdel och foerfarande foer dess tillverkning.
CH483306A (fr) Procédé de refroidissement de la face externe d'un élément tubulaire en matière plastique obtenu par extrusion
DE3883922D1 (de) Düsen-Wechselvorrichtung für Extruder.
DE69504118D1 (de) Thermoplastische Harzzusammensetzung für Profilextrusion
BR9001028A (pt) Processo para testar a condicao operativa de tubeiras de extrusao dotadas de secoes de refrigeracao de extrusoras de plastico para fabricar filmes planos ou tubulares
BR9001026A (pt) Processo para testar a condicao operativa de tubeiras de extrusao dotadas de secoes de refrigeracao de extrusoras de plastico para fabrica filmes planos ou tubulares
BR8303436A (pt) Processo para preparar uma composicao termoplastica,elastomerica pelicula auto-suportada,artefato moldado;perfil extrudado,tubo poliester,poliamida,poliamida ou fibra metalica ou tecido revestido por extrusao com uma composicao
BR9711286A (pt) Recipiente de material sintético em forma de barril, bem como processo e dispositivo para a sua fabricação.
DE3852932D1 (de) Extruderanlage zur Herstellung eines Kunststoff-Rohres.
BR8902003A (pt) Aparelhagem para fabricacao por extrusao de tubos plasticos homogeneos e processo de fabricacao de tubos homogeneos por extrusao de materia plastica
FR2609663B1 (fr) Procede de fabrication de films a partir de polymeres fluides semi-cristallins, par coextrusion et soufflage de gaine
FR2580542B1 (fr) Procede d'extrusion de matieres plastiques expansibles
PT94132A (pt) Processo para a fabricacao de peliculas de material plastico com bolhas de ar encapsuladas e aparelho para a sua producao
ES457032A1 (es) Instalacion para la produccion continua de piezas huecas orientadas, de material termoplastico.
IT7951190A0 (it) Dispositivo per la fabbricazione di pellicole tubolari di materiale plastico a stiramento biassiale
BR8702153A (pt) Processo e dispositivo e haste para a producao de coquilhas de passagem para extrusoras continuas
AU4332389A (en) Extruded biaxially stretched foam plastic pipe and procedure for the manufacture thereof
PT101243A (pt) Processo e dispositivo para a moldagem por extrusao de perfis ocos de materiaispolimericos
BR9404685A (pt) Dispositivo para a produção de uma meada em forma de mangueira ou de tubo,de material sintético termoplástico
PT97759A (pt) Processo para a fabricacao de corpos moldados de granulado de fibras longas termoplastico
ATE104587T1 (de) Verfahren und anlage zum herstellen von verbundprofilstraengen.
JPS55139229A (en) Preparation of spiral tube reinforced with rib

Legal Events

Date Code Title Description
FB20 Grant procedure suspended (art. 20)
FF Decision: intention to grant
HO Change of classification

Free format text: INT.CL.6 B29C 47/92 B29C 47/88

FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 05/03/2005