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FR2273887B1 - - Google Patents

Info

Publication number
FR2273887B1
FR2273887B1 FR7527934A FR7527934A FR2273887B1 FR 2273887 B1 FR2273887 B1 FR 2273887B1 FR 7527934 A FR7527934 A FR 7527934A FR 7527934 A FR7527934 A FR 7527934A FR 2273887 B1 FR2273887 B1 FR 2273887B1
Authority
FR
France
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
FR7527934A
Other languages
French (fr)
Other versions
FR2273887A1 (fr
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.)
Raduner and Co AG
Original Assignee
Raduner and Co AG
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
Priority claimed from GB25399/74A external-priority patent/GB1521882A/en
Application filed by Raduner and Co AG filed Critical Raduner and Co AG
Publication of FR2273887A1 publication Critical patent/FR2273887A1/fr
Application granted granted Critical
Publication of FR2273887B1 publication Critical patent/FR2273887B1/fr
Granted legal-status Critical Current

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
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/08—Addition of substances to the spinning solution or to the melt for forming hollow filaments
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • 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
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/02—Heat treatment
    • 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
    • D01D5/247—Discontinuous hollow structure or microporous structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
  • Artificial Filaments (AREA)
FR7527934A 1974-09-11 1975-09-11 Procede de fabrication de filaments et pellicules a partir de polymeres thermoplastiques Granted FR2273887A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB3966374 1974-09-11
GB4844974 1974-11-08
GB25399/74A GB1521882A (en) 1975-09-02 1975-09-02 High temperature process for filaments and films

Publications (2)

Publication Number Publication Date
FR2273887A1 FR2273887A1 (fr) 1976-01-02
FR2273887B1 true FR2273887B1 (sv) 1981-09-25

Family

ID=27258440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7527934A Granted FR2273887A1 (fr) 1974-09-11 1975-09-11 Procede de fabrication de filaments et pellicules a partir de polymeres thermoplastiques

Country Status (3)

Country Link
JP (1) JPS5153568A (sv)
FR (1) FR2273887A1 (sv)
NL (1) NL7510704A (sv)

Also Published As

Publication number Publication date
JPS5153568A (sv) 1976-05-12
AU8467075A (en) 1977-04-07
NL7510704A (nl) 1976-03-15
FR2273887A1 (fr) 1976-01-02

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse