GB1067689A - A method for the manufacture of hollow filaments - Google Patents

A method for the manufacture of hollow filaments

Info

Publication number
GB1067689A
GB1067689A GB49077/64A GB4907764A GB1067689A GB 1067689 A GB1067689 A GB 1067689A GB 49077/64 A GB49077/64 A GB 49077/64A GB 4907764 A GB4907764 A GB 4907764A GB 1067689 A GB1067689 A GB 1067689A
Authority
GB
United Kingdom
Prior art keywords
slot
filaments
extruded
dec
hollow filaments
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
GB49077/64A
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.)
Bemberg SpA
Original Assignee
Bemberg 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 Bemberg SpA filed Critical Bemberg SpA
Publication of GB1067689A publication Critical patent/GB1067689A/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
    • D01D5/24—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
    • B29C48/05—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
    • B29C48/03—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
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Artificial Filaments (AREA)
GB49077/64A 1963-12-02 1964-12-02 A method for the manufacture of hollow filaments Expired GB1067689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2447463 1963-12-02

Publications (1)

Publication Number Publication Date
GB1067689A true GB1067689A (en) 1967-05-03

Family

ID=11213665

Family Applications (1)

Application Number Title Priority Date Filing Date
GB49077/64A Expired GB1067689A (en) 1963-12-02 1964-12-02 A method for the manufacture of hollow filaments

Country Status (5)

Country Link
CH (1) CH419430A (enrdf_load_stackoverflow)
DE (1) DE1435371A1 (enrdf_load_stackoverflow)
GB (1) GB1067689A (enrdf_load_stackoverflow)
NL (1) NL6401806A (enrdf_load_stackoverflow)
SE (1) SE305279B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2413483A1 (fr) * 1978-01-03 1979-07-27 Monsanto Co Filage a grande vitesse de fils en polyester ayant un denier par filament eleve
FR2421226A1 (fr) * 1978-03-31 1979-10-26 Monsanto Co Procede de filage, a l'etat de masse fondue, de filaments de polyester ondules en helice, a teinture foncee, et nouveaux produits ainsi obtenus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4850847A (en) * 1988-05-10 1989-07-25 E. I. Du Pont De Nemours And Company Spinneret for hollow fibers having curved spacing members projecting therefrom

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2413483A1 (fr) * 1978-01-03 1979-07-27 Monsanto Co Filage a grande vitesse de fils en polyester ayant un denier par filament eleve
FR2421226A1 (fr) * 1978-03-31 1979-10-26 Monsanto Co Procede de filage, a l'etat de masse fondue, de filaments de polyester ondules en helice, a teinture foncee, et nouveaux produits ainsi obtenus

Also Published As

Publication number Publication date
NL6401806A (enrdf_load_stackoverflow) 1965-06-03
CH419430A (de) 1966-08-31
DE1435371A1 (de) 1969-01-30
SE305279B (enrdf_load_stackoverflow) 1968-10-21

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