ES232724A1 - UN MÉTODO DE EXTRUSIoN DE UNA COMPOSICIoN TERMOPLáSTICA EN FUSIoN - Google Patents

UN MÉTODO DE EXTRUSIoN DE UNA COMPOSICIoN TERMOPLáSTICA EN FUSIoN

Info

Publication number
ES232724A1
ES232724A1 ES0232724A ES232724A ES232724A1 ES 232724 A1 ES232724 A1 ES 232724A1 ES 0232724 A ES0232724 A ES 0232724A ES 232724 A ES232724 A ES 232724A ES 232724 A1 ES232724 A1 ES 232724A1
Authority
ES
Spain
Prior art keywords
mass
section
passage
pict
reunited
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
ES0232724A
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.)
Visking Corp
Original Assignee
Visking Corp
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 Visking Corp filed Critical Visking Corp
Publication of ES232724A1 publication Critical patent/ES232724A1/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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending

Abstract

Método de extrusión de una composición termoplástica en fusión en el que la composición es separada y después unida antes de la extrusión por un orificio anular, que incluye la operación que consiste en homogeneizar dicha composición después que ha pasado por todos los lugares causantes de separación y antes de al extrusión por dicho orificio anular.
ES0232724A 1956-01-06 1956-12-28 UN MÉTODO DE EXTRUSIoN DE UNA COMPOSICIoN TERMOPLáSTICA EN FUSIoN Expired ES232724A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US557762A US2937402A (en) 1956-01-06 1956-01-06 Apparatus for producing film

Publications (1)

Publication Number Publication Date
ES232724A1 true ES232724A1 (es) 1957-07-01

Family

ID=24226785

Family Applications (2)

Application Number Title Priority Date Filing Date
ES0232724A Expired ES232724A1 (es) 1956-01-06 1956-12-28 UN MÉTODO DE EXTRUSIoN DE UNA COMPOSICIoN TERMOPLáSTICA EN FUSIoN
ES0234313A Expired ES234313A1 (es) 1956-01-06 1957-03-20 UN APARATO PARA EXPULSAR UNA COMPOSICIoN TERMOPLáSTICA EN FUSIoN

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES0234313A Expired ES234313A1 (es) 1956-01-06 1957-03-20 UN APARATO PARA EXPULSAR UNA COMPOSICIoN TERMOPLáSTICA EN FUSIoN

Country Status (8)

Country Link
US (1) US2937402A (es)
BE (1) BE553975A (es)
CH (1) CH347345A (es)
DE (1) DE1128640B (es)
ES (2) ES232724A1 (es)
FR (1) FR1168356A (es)
GB (1) GB817621A (es)
NL (2) NL213485A (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123699A (en) * 1964-03-03 Induction heated circular
US3020588A (en) * 1958-02-04 1962-02-13 Union Carbide Corp Rotary plastic extrusion die
US3059277A (en) * 1960-09-30 1962-10-23 Dow Chemical Co Extrusion die
NL291667A (es) * 1962-04-18 1900-01-01
DE1779306A1 (de) * 1968-07-27 1971-09-16 Bosch Gmbh Robert Vorrichtung zum Blasformen von Hohlkoerpern aus Vorformlingen
DE1939528A1 (de) * 1969-08-02 1971-02-11 Barmag Barmer Maschf Vorrichtung zum kontinuierlichen Herstellen von Mehrschichtblasfolien
US3752635A (en) * 1971-03-22 1973-08-14 Reynolds Metals Co Apparatus for making plastic film
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
US3767346A (en) * 1971-07-22 1973-10-23 Fmc Corp Film extrusion die
US4076481A (en) * 1975-01-15 1978-02-28 Sussex Plastics Engineering, Inc. Annular extrusion die
DE3211833C2 (de) * 1982-03-31 1985-09-26 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Blaskopf für die Herstellung einer Kunststoffblasfolie durch Flachlegen eines Blasfolienschlauches
DE4040882A1 (de) * 1990-12-20 1992-07-02 Troester Maschf Paul Spritzkopf zum ummanteln von langgestreckten gegenstaenden
US5843490A (en) * 1994-07-15 1998-12-01 Tosoh Corporation Die having protrusions for molding machine
US6158999A (en) * 1998-08-07 2000-12-12 Hartman; Steven Rotary die
US7131829B2 (en) * 2004-07-02 2006-11-07 Yamaguchi Mfg. Works, Ltd. Spiral die assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1657132A (en) * 1923-03-27 1928-01-24 Merle Jose Method of manufacturing solid products out of one or more liquid or plastic materials
FR703948A (fr) * 1929-04-19 1931-05-08 Brown Compresseur et ventilateur centrifuges
US2161908A (en) * 1930-08-07 1939-06-13 Naturin Gmbh Method of and apparatus for making artificial sausage casings
US1845249A (en) * 1930-08-14 1932-02-16 Fiberloid Corp Method of extruding plastics
US1993349A (en) * 1931-04-14 1935-03-05 Fiberlaid Corp Apparatus for forming sheet material
US2345086A (en) * 1936-01-11 1944-03-28 Becker Oskar Walter Apparatus for the manufacture of artificial sausage skins
US2433937A (en) * 1945-10-25 1948-01-06 Modern Plastic Machinery Corp Machine for making sheets of extruded plastics
US2676356A (en) * 1949-09-23 1954-04-27 Unda Anstalt Device for the production of tubular membranes such as sausage skins
DE889566C (de) * 1950-09-27 1953-09-10 Unda Anstalt Vorrichtung zur Auffaserung und Homogenisierung, insbesondere von tierischem Hautmaterial, zur Herstellung kuenstlicher Hautgebilde mittels Formduesen
US2703434A (en) * 1951-08-02 1955-03-08 British Celanese Extrusion
GB986585A (en) * 1962-04-19 1965-03-17 David Theodore Nelson Williams Improvements in or relating to hydraulic systems

Also Published As

Publication number Publication date
BE553975A (es) 1900-01-01
FR1168356A (fr) 1958-12-08
ES234313A1 (es) 1957-09-01
NL213485A (es) 1900-01-01
CH347345A (de) 1960-06-30
US2937402A (en) 1960-05-24
GB817621A (en) 1959-08-06
DE1128640B (de) 1962-04-26
NL121012C (es) 1900-01-01

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