CA927561A - Spinning head for melt-spinning of composite filaments - Google Patents

Spinning head for melt-spinning of composite filaments

Info

Publication number
CA927561A
CA927561A CA076411A CA76411A CA927561A CA 927561 A CA927561 A CA 927561A CA 076411 A CA076411 A CA 076411A CA 76411 A CA76411 A CA 76411A CA 927561 A CA927561 A CA 927561A
Authority
CA
Canada
Prior art keywords
spinning
melt
composite filaments
head
spinning head
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
CA076411A
Other languages
English (en)
Other versions
CA76411S (en
Inventor
Sassanelli Francesco
Fermi Enzo
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Application granted granted Critical
Publication of CA927561A publication Critical patent/CA927561A/en
Expired legal-status Critical Current

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
    • D01D5/28—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
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA076411A 1969-03-11 1970-03-03 Spinning head for melt-spinning of composite filaments Expired CA927561A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1391469 1969-03-11

Publications (1)

Publication Number Publication Date
CA927561A true CA927561A (en) 1973-06-05

Family

ID=11144726

Family Applications (1)

Application Number Title Priority Date Filing Date
CA076411A Expired CA927561A (en) 1969-03-11 1970-03-03 Spinning head for melt-spinning of composite filaments

Country Status (9)

Country Link
US (1) US3669591A (es)
BE (1) BE746935A (es)
CA (1) CA927561A (es)
DE (1) DE2010503C3 (es)
ES (1) ES185291Y (es)
FR (1) FR2037635A5 (es)
GB (1) GB1273111A (es)
LU (1) LU60476A1 (es)
NL (1) NL7003214A (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792944A (en) * 1970-07-20 1974-02-19 Mitsubishi Rayon Co Spinneret for composite spinning
US4052146A (en) * 1976-11-26 1977-10-04 Monsanto Company Extrusion pack for sheath-core filaments
DE2803136C2 (de) * 1978-01-25 1984-04-05 Akzo Gmbh, 5600 Wuppertal Verfahren und Vorrichtung zur Herstellung eines aus wenigstens zwei synthetischen Polymerkomponenten bestehenden Mehrkomponentenfadens
US4421465A (en) * 1980-10-30 1983-12-20 Mobil Oil Corporation Apparatus providing uniform resin distribution in a coextruded product
DE4224652C3 (de) * 1991-08-06 1997-07-17 Barmag Barmer Maschf Spinnvorrichtung zum Schmelzspinnen insbesondere thermosplastischer Mehrkomponentenfäden
IT1281705B1 (it) * 1996-01-23 1998-02-26 Fare Spa Procedimento ed apparecchiatura per la preparazione di fibre bicomponenti
DE60044917D1 (de) * 1999-06-25 2010-10-14 Sumika Color Kk Mehrschichtige Pellets und Verfahren zur Herstellung dieser mehrschichtigen Pellets
DE10205843B4 (de) * 2002-02-13 2004-11-25 Battenfeld Extrusionstechnik Gmbh Doppelstegdorn

Also Published As

Publication number Publication date
DE2010503B2 (de) 1974-02-28
NL7003214A (es) 1970-09-15
ES185291U (es) 1973-10-01
ES185291Y (es) 1974-06-16
LU60476A1 (es) 1970-05-11
FR2037635A5 (es) 1970-12-31
DE2010503C3 (de) 1974-10-17
US3669591A (en) 1972-06-13
GB1273111A (en) 1972-05-03
DE2010503A1 (de) 1971-05-06
BE746935A (fr) 1970-08-17

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