ES379505A1 - Un procedimiento para elaborar un material de hoja de mate-rial sintetico. - Google Patents

Un procedimiento para elaborar un material de hoja de mate-rial sintetico.

Info

Publication number
ES379505A1
ES379505A1 ES379505A ES379505A ES379505A1 ES 379505 A1 ES379505 A1 ES 379505A1 ES 379505 A ES379505 A ES 379505A ES 379505 A ES379505 A ES 379505A ES 379505 A1 ES379505 A1 ES 379505A1
Authority
ES
Spain
Prior art keywords
layers
synthetic material
cooling channel
melting temperature
sheet material
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
ES379505A
Other languages
English (en)
Spanish (es)
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.)
Multifol Patentverwertungs AG
Original Assignee
Multifol Patentverwertungs AG
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
Priority claimed from DE19691923852 external-priority patent/DE1923852C/de
Application filed by Multifol Patentverwertungs AG filed Critical Multifol Patentverwertungs AG
Publication of ES379505A1 publication Critical patent/ES379505A1/es
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
    • 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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/03—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
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
    • B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/007—Using fluid under 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ES379505A 1969-05-09 1970-05-09 Un procedimiento para elaborar un material de hoja de mate-rial sintetico. Expired ES379505A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691923852 DE1923852C (de) 1969-05-09 Verfahren und Vorrichtung zur Her Stellung eines teilweise gereckten Kunststoff Folienmaterials

Publications (1)

Publication Number Publication Date
ES379505A1 true ES379505A1 (es) 1973-04-01

Family

ID=5733790

Family Applications (1)

Application Number Title Priority Date Filing Date
ES379505A Expired ES379505A1 (es) 1969-05-09 1970-05-09 Un procedimiento para elaborar un material de hoja de mate-rial sintetico.

Country Status (10)

Country Link
JP (1) JPS535339B1 (enrdf_load_stackoverflow)
BE (1) BE750152A (enrdf_load_stackoverflow)
BR (1) BR7018889D0 (enrdf_load_stackoverflow)
CA (1) CA941113A (enrdf_load_stackoverflow)
CH (1) CH507085A (enrdf_load_stackoverflow)
ES (1) ES379505A1 (enrdf_load_stackoverflow)
FR (1) FR2042531B1 (enrdf_load_stackoverflow)
GB (1) GB1305826A (enrdf_load_stackoverflow)
NL (1) NL168441C (enrdf_load_stackoverflow)
SE (1) SE364215B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2629789A1 (de) * 1976-07-02 1978-01-05 Demag Kunststofftech Blaskopf zur herstellung von schlauchfolien im extrusionsverfahren
DE3211833C2 (de) * 1982-03-31 1985-09-26 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Blaskopf für die Herstellung einer Kunststoffblasfolie durch Flachlegen eines Blasfolienschlauches
JPS58212919A (ja) * 1982-06-07 1983-12-10 Idemitsu Petrochem Co Ltd 多層押出成形用ダイ
GB0128649D0 (en) * 2001-11-29 2002-01-23 Isp Alginates Uk Ltd Process equipment and product

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1044068A (en) * 1962-10-24 1966-09-28 Union Carbide Corp Production of coated biaxially oriented linear highly crystalline polyolefin films

Also Published As

Publication number Publication date
DE1923852B2 (de) 1972-12-28
NL168441C (nl) 1982-04-16
NL7006743A (enrdf_load_stackoverflow) 1970-11-11
JPS535339B1 (enrdf_load_stackoverflow) 1978-02-25
BE750152A (fr) 1970-10-16
FR2042531B1 (enrdf_load_stackoverflow) 1974-07-12
NL168441B (nl) 1981-11-16
DE1923852A1 (de) 1970-12-17
SE364215B (enrdf_load_stackoverflow) 1974-02-18
BR7018889D0 (pt) 1973-02-22
CH507085A (de) 1971-05-15
CA941113A (en) 1974-02-05
GB1305826A (enrdf_load_stackoverflow) 1973-02-07
FR2042531A1 (enrdf_load_stackoverflow) 1971-02-12

Similar Documents

Publication Publication Date Title
ES309343A1 (es) Procedimiento para la obtencion de hilos compuestos voluminosos
GR33814B (el) Μεθοδος παραγωγης ινων εκ θερμοπλαστικης συνθετικης υλης.
GB1271759A (en) Extrusion die for plastic film, and method
ES408745A2 (es) Procedimiento y aparato para el estiramiento de laminas de material sintetico termoplastico.
ES379505A1 (es) Un procedimiento para elaborar un material de hoja de mate-rial sintetico.
GB1144281A (en) Production of net-like structures
ES417189A2 (es) Un procedimiento para elaborar un material de hoja de mate-rial sintetico.
GB833757A (en) Method and apparatus for orienting and mixing synthetic monofilaments
ES209868A1 (es) PROCEDIMIENTO Y APARATO PARA LA FABRICACION DE UN FILAMENTO PLáSTICO
GB843320A (en) Process and apparatus for the extrusion of thermoplastic material
JPS52148219A (en) Production of anti-pilling fibers
JPS5743849A (en) Head structure extruding in two layer
ES352240A3 (es) Procedimiento para producir filamentos sin fin, estirados, multiples, de polimeros termoplasticos.
JPS5646729A (en) Internal portion stabilizing device for tubular film
ES335549A1 (es) Procedimiento para la produccion de cintas orientadas lon- gitudinalmente.
ES306655A1 (es) Un procedimiento para la preparacion de una pelicula estratificada de materiales termoplasticos.
ES314767A1 (es) Perfeccionamiento en los cabezales de las maquinas destinadas a la fabricaciën de tubos de material plastico por extrusiën
ES407872A3 (es) Un metodo para formar una pelicula delgada compuesta, de capas multiples.
ES441644A1 (es) Procedimiento para la fabricacion de elementos alargados aligerados de material plastico.
NL7200518A (en) Octagonal thermoplastic foam columns - by cutting through square column supported on two adjoining sides with heated wire
ES331400A3 (es) Metodo para extrusion de redes de plastico.
ES382685A1 (es) Procedimiento mejorado para la obtencion de lamas de mate- rial plastico para persianas enrollables.
ES322471A1 (es) Procedimiento para la obtencion de peliculas, cintas, filamentos o fibras de polipropileno estereoregular.
FR1211822A (fr) Tête de boudineuse à plusieurs orifices d'extrusion pour la fabrication de tubes en matières plastiques
ES268487A1 (es) Procedimiento para la obtenciën de laminados flexibles compuestos