CH352775A - Process for the production of artificial hollow fibers - Google Patents

Process for the production of artificial hollow fibers

Info

Publication number
CH352775A
CH352775A CH352775DA CH352775A CH 352775 A CH352775 A CH 352775A CH 352775D A CH352775D A CH 352775DA CH 352775 A CH352775 A CH 352775A
Authority
CH
Switzerland
Prior art keywords
production
hollow fibers
artificial hollow
artificial
fibers
Prior art date
Application number
Other languages
German (de)
Inventor
Behm Willy
Original Assignee
Inst Textiltechnologie Der Che
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 Inst Textiltechnologie Der Che filed Critical Inst Textiltechnologie Der Che
Publication of CH352775A publication Critical patent/CH352775A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/20—Formation of filaments, threads, or the like with varying denier along their length
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
CH352775D 1957-05-06 1957-02-26 Process for the production of artificial hollow fibers CH352775A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB14409/57A GB859325A (en) 1957-05-06 1957-05-06 Method of producing hollow threads, bands, tubes and the like from synthetic thermoplastic materials

Publications (1)

Publication Number Publication Date
CH352775A true CH352775A (en) 1961-03-15

Family

ID=10040686

Family Applications (1)

Application Number Title Priority Date Filing Date
CH352775D CH352775A (en) 1957-05-06 1957-02-26 Process for the production of artificial hollow fibers

Country Status (4)

Country Link
CH (1) CH352775A (en)
DD (1) DD14882A (en)
GB (1) GB859325A (en)
NL (1) NL107052C (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE579566A (en) * 1958-06-11 1900-01-01
DE1429035B1 (en) * 1960-10-14 1969-12-11 Kapillar Plastik Gmbh & Co Deu Process for the production of workpieces from thermoplastic hollow threads
NL7907211A (en) * 1978-10-02 1980-04-08 Akzo Nv DIALYZE MEMBRANE OF HOLLOW FIBER WITH WAVES IN THE LENGTH.
DE2856642A1 (en) * 1978-12-29 1980-07-10 Akzo Gmbh THIN-WALLED HOSE MADE FROM A MELT SPINNABLE SYNTHETIC POLYMER AND ITS USE IN A DEVICE FOR TRANSMITTING HEAT
JPS5596162A (en) * 1979-01-18 1980-07-22 Asahi Medical Co Polycarbonate hollow fiber dialysis film and its preparation
IT1140712B (en) * 1979-03-12 1986-10-01 Extracorporeal Med Spec HOLLOW FIBERS WITH UNEQUAL SECTION
US4333906A (en) 1979-03-12 1982-06-08 Extracorporeal Medical Specialties, Inc. Process for producing hollow fibers having a non-uniform wall thickness and a non-uniform cross-sectional area
US4288494A (en) 1979-03-12 1981-09-08 Extracorporeal Medical Specialites, Inc. Non-uniform cross-sectional area hollow fibers
US4291096A (en) 1979-03-12 1981-09-22 Extracorporeal Medical Specialties, Inc. Non-uniform cross-sectional area hollow fibers
US4380520A (en) 1979-03-12 1983-04-19 Extracorporeal Medical Specialties, Inc. Process for producing hollow fibres having a uniform wall thickness and a non-uniform cross-sectional area

Also Published As

Publication number Publication date
DD14882A (en) 1900-01-01
NL107052C (en) 1900-01-01
GB859325A (en) 1961-01-18

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