CH436560A - Process for the production of three-dimensionally crimpable threads from synthetic linear polymers - Google Patents

Process for the production of three-dimensionally crimpable threads from synthetic linear polymers

Info

Publication number
CH436560A
CH436560A CH722965A CH722965A CH436560A CH 436560 A CH436560 A CH 436560A CH 722965 A CH722965 A CH 722965A CH 722965 A CH722965 A CH 722965A CH 436560 A CH436560 A CH 436560A
Authority
CH
Switzerland
Prior art keywords
crimpable
dimensionally
threads
production
linear polymers
Prior art date
Application number
CH722965A
Other languages
German (de)
Inventor
Welfers Egidius
Original Assignee
Hoechst 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
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of CH436560A publication Critical patent/CH436560A/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
    • D01D5/28—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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • 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
    • D01D5/22—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
CH722965A 1964-05-26 1965-05-24 Process for the production of three-dimensionally crimpable threads from synthetic linear polymers CH436560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964F0042988 DE1435462A1 (en) 1964-05-26 1964-05-26 Process for the production of crimped threads from synthetic linear polymers

Publications (1)

Publication Number Publication Date
CH436560A true CH436560A (en) 1967-05-31

Family

ID=7099356

Family Applications (1)

Application Number Title Priority Date Filing Date
CH722965A CH436560A (en) 1964-05-26 1965-05-24 Process for the production of three-dimensionally crimpable threads from synthetic linear polymers

Country Status (5)

Country Link
BE (1) BE664543A (en)
CH (1) CH436560A (en)
DE (1) DE1435462A1 (en)
FR (1) FR1434801A (en)
GB (1) GB1087823A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536802A (en) * 1965-08-02 1970-10-27 Kanebo Ltd Method for spinning composite filaments
US3497585A (en) * 1966-06-09 1970-02-24 Monsanto Co Self-crimping filament process
US3726955A (en) * 1971-01-11 1973-04-10 Phillips Petroleum Co Process for producing filaments and yarns of blended incompatible polymers
DE2513251C3 (en) * 1975-03-26 1978-09-07 Bayer Ag, 5090 Leverkusen Process for the production of bifilar acrylic fibers
US4187269A (en) * 1975-11-17 1980-02-05 The Dow Chemical Company Extrusion process for reducing melt fracture
GB1601698A (en) * 1977-08-20 1981-11-04 Gen Eng Radcliffe Extrusion method and apparatus therefor
US4619803A (en) * 1984-07-23 1986-10-28 Monsanto Company Self-texturing nylon yarn spinning process
CA1274660C (en) * 1985-04-22 1990-10-02 Partially oriented nylon yarn and process
CA2129496A1 (en) 1994-04-12 1995-10-13 Mary Lou Delucia Strength improved single polymer conjugate fiber webs
US5762734A (en) * 1996-08-30 1998-06-09 Kimberly-Clark Worldwide, Inc. Process of making fibers

Also Published As

Publication number Publication date
DE1435462A1 (en) 1969-11-13
GB1087823A (en) 1967-10-18
FR1434801A (en) 1966-04-08
BE664543A (en) 1965-11-26

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