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CH467879A - Process for the production of synthetic fibers with a heterogeneous cross section - Google Patents

Process for the production of synthetic fibers with a heterogeneous cross section

Info

Publication number
CH467879A
CH467879A CH935568A CH935568A CH467879A CH 467879 A CH467879 A CH 467879A CH 935568 A CH935568 A CH 935568A CH 935568 A CH935568 A CH 935568A CH 467879 A CH467879 A CH 467879A
Authority
CH
Switzerland
Prior art keywords
production
section
synthetic fibers
heterogeneous cross
heterogeneous
Prior art date
Application number
CH935568A
Other languages
German (de)
Inventor
Fukuma Noboru
Chayamiti Hiroshi
Shigeta Seizaburo
Nakai Choji
Jono Kazuo
Original Assignee
Asahi Chemical Ind
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 Asahi Chemical Ind filed Critical Asahi Chemical Ind
Publication of CH467879A publication Critical patent/CH467879A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/32—Side-by-side structure; Spinnerette packs therefor
    • 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
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/34—Core-skin structure; Spinnerette packs therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Multicomponent Fibers (AREA)
CH935568A 1967-06-22 1968-06-24 Process for the production of synthetic fibers with a heterogeneous cross section CH467879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3959367 1967-06-22

Publications (1)

Publication Number Publication Date
CH467879A true CH467879A (en) 1969-01-31

Family

ID=12557389

Family Applications (2)

Application Number Title Priority Date Filing Date
CH935568A CH467879A (en) 1967-06-22 1968-06-24 Process for the production of synthetic fibers with a heterogeneous cross section
CH935468A CH467877A (en) 1967-06-22 1968-06-24 Spinneret arrangement for the production of heterogeneous synthetic fibers

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH935468A CH467877A (en) 1967-06-22 1968-06-24 Spinneret arrangement for the production of heterogeneous synthetic fibers

Country Status (4)

Country Link
CH (2) CH467879A (en)
DE (2) DE1769649A1 (en)
FR (2) FR1569451A (en)
GB (2) GB1225670A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052146A (en) * 1976-11-26 1977-10-04 Monsanto Company Extrusion pack for sheath-core filaments
JPS62156306A (en) * 1985-12-27 1987-07-11 Chisso Corp Spinneret apparatus for composite spinning

Also Published As

Publication number Publication date
FR1569452A (en) 1969-05-30
DE1769649A1 (en) 1972-02-03
GB1225669A (en) 1971-03-17
DE1760709A1 (en) 1972-01-13
CH467877A (en) 1969-01-31
FR1569451A (en) 1969-05-30
GB1225670A (en) 1971-03-17

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