ES290949A1 - Perfeccionamientos en matrices de corriente equilibrada para la extrusiën de peliculas plasticas - Google Patents

Perfeccionamientos en matrices de corriente equilibrada para la extrusiën de peliculas plasticas

Info

Publication number
ES290949A1
ES290949A1 ES0290949A ES290949A ES290949A1 ES 290949 A1 ES290949 A1 ES 290949A1 ES 0290949 A ES0290949 A ES 0290949A ES 290949 A ES290949 A ES 290949A ES 290949 A1 ES290949 A1 ES 290949A1
Authority
ES
Spain
Prior art keywords
die
ducts
chamber
orifices
streams
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
ES0290949A
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.)
Millennium Petrochemicals Inc
Original Assignee
National Distillers and Chemical 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 National Distillers and Chemical Corp filed Critical National Distillers and Chemical Corp
Publication of ES290949A1 publication Critical patent/ES290949A1/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
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ES0290949A 1962-08-27 1963-08-20 Perfeccionamientos en matrices de corriente equilibrada para la extrusiën de peliculas plasticas Expired ES290949A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US219469A US3266092A (en) 1962-08-27 1962-08-27 Balanced flow die

Publications (1)

Publication Number Publication Date
ES290949A1 true ES290949A1 (es) 1964-01-16

Family

ID=22819384

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0290949A Expired ES290949A1 (es) 1962-08-27 1963-08-20 Perfeccionamientos en matrices de corriente equilibrada para la extrusiën de peliculas plasticas

Country Status (3)

Country Link
US (1) US3266092A (es)
ES (1) ES290949A1 (es)
GB (1) GB1029620A (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
NL7500386A (nl) * 1975-01-13 1976-07-15 Wavin Bv Werkwijze en inrichting voor het vervaardigen van een kunststofbuis met langwerpige kanalen in de wand.
US4042661A (en) * 1976-01-23 1977-08-16 Crown Zellerbach Corporation Method and apparatus for forming tubular multilaminate plastic film
US4402898A (en) * 1981-09-28 1983-09-06 Hancor, Inc. Coextrusion die assembly
US4509907A (en) * 1983-05-13 1985-04-09 American Maplan Corporation Extrusion head for tubular bodies and hollow profiles
US4643927A (en) * 1985-07-18 1987-02-17 The Dow Chemical Company Tubular, multi-layer film and method of making
FR2598652B1 (fr) * 1986-05-16 1988-08-05 Figuereo Blaise Machine d'extrusion simultanee de plusieurs matieres
US4711602A (en) * 1986-07-17 1987-12-08 Precision Rubber Products Corporation Turbulent flow gate for the injection molding of tubular parts, including parisons suitable for blow molding
US4942010A (en) * 1986-07-17 1990-07-17 Wynn's-Precision, Inc. Method of injection molding of tubular parts to eliminate weld lines
US4826422A (en) * 1988-01-13 1989-05-02 The Firestone Tire & Rubber Company Restriction insert for an extrusion die
JP3704041B2 (ja) * 1998-01-16 2005-10-05 ルプケ，マンフレッド エー．，エー． 押出機ヘッドのマンドレルスパイダ
CA2227161C (en) * 1998-01-16 2005-11-08 Manfred A. A. Lupke Extrusion mandrel spider
US10406773B2 (en) * 2014-02-20 2019-09-10 Guill Tool & Engineering Co., Inc. Method of multi-deflector balancing and strengthening
CN114516128B (zh) * 2019-11-20 2023-11-10 浙江佳人新材料有限公司 一种低粘度切片生产用铸带板结构

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2269865A (en) * 1940-02-12 1942-01-13 Penn Electric Switch Co Solenoid valve
US2462291A (en) * 1944-05-03 1949-02-22 Frederick E Sette Valve
US2469999A (en) * 1945-05-30 1949-05-10 Dow Chemical Co Mixing head for extrusion machines
US2461630A (en) * 1945-08-08 1949-02-15 Hydropress Inc Plastic material extrusion head
US2636218A (en) * 1951-01-27 1953-04-28 Nixon Nitration Works Extrusion die unit for molding plastic materials
US2682081A (en) * 1951-02-28 1954-06-29 Richard A Fisch Method of producing a striated extruded tubing
US2834054A (en) * 1953-05-27 1958-05-13 Union Carbide Corp Process for extruding polychlorotrifluoroethylene
US2944287A (en) * 1956-08-28 1960-07-12 Phillips Petroleum Co Apparatus for and method of extruding plastic materials
US2932323A (en) * 1957-02-25 1960-04-12 Robert S Aries Polyethylene articles
BE569275A (es) * 1957-07-09 1900-01-01
US3051989A (en) * 1959-03-10 1962-09-04 Plastic Textile Access Ltd Apparatus for extruding tubular plastic products
NL264467A (es) * 1960-05-06 1900-01-01
NL266418A (es) * 1960-06-28 1900-01-01

Also Published As

Publication number Publication date
US3266092A (en) 1966-08-16
GB1029620A (en) 1966-05-18

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