CH447468A - Process for improving thread purity and evenness in melt spinning - Google Patents

Process for improving thread purity and evenness in melt spinning

Info

Publication number
CH447468A
CH447468A CH210867A CH210867A CH447468A CH 447468 A CH447468 A CH 447468A CH 210867 A CH210867 A CH 210867A CH 210867 A CH210867 A CH 210867A CH 447468 A CH447468 A CH 447468A
Authority
CH
Switzerland
Prior art keywords
evenness
melt spinning
purity
improving thread
improving
Prior art date
Application number
CH210867A
Other languages
German (de)
Inventor
Helmut Dr Werner
Stapp Hans
Original Assignee
Glanzstoff 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 Glanzstoff Ag filed Critical Glanzstoff Ag
Publication of CH447468A publication Critical patent/CH447468A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4319—Tubular elements
    • 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
    • D01D1/00—Treatment of filament-forming or like material
    • D01D1/06—Feeding liquid to the spinning head
    • D01D1/065—Addition and mixing of substances to the spinning solution or to the melt; Homogenising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4313—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor comprising a plurality of stacked ducts having their axes parallel to the tube axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4317—Profiled elements, e.g. profiled blades, bars, pillars, columns or chevrons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/432—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa
    • B01F25/4323—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa using elements provided with a plurality of channels or using a plurality of tubes which can either be placed between common spaces or collectors
    • 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
    • D01D4/00—Spinnerette packs; Cleaning thereof
    • D01D4/04—Cleaning spinnerettes or other parts of the spinnerette packs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
CH210867A 1966-04-09 1967-02-14 Process for improving thread purity and evenness in melt spinning CH447468A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1660674A DE1660674C3 (en) 1966-04-09 1966-04-09 Method and device for improving thread purity and uniformity on melt spinning devices

Publications (1)

Publication Number Publication Date
CH447468A true CH447468A (en) 1967-11-30

Family

ID=7585955

Family Applications (1)

Application Number Title Priority Date Filing Date
CH210867A CH447468A (en) 1966-04-09 1967-02-14 Process for improving thread purity and evenness in melt spinning

Country Status (11)

Country Link
JP (1) JPS543969B1 (en)
AT (1) AT297205B (en)
BE (1) BE694378A (en)
CH (1) CH447468A (en)
DE (1) DE1660674C3 (en)
ES (1) ES337737A1 (en)
FI (1) FI44662C (en)
GB (1) GB1139397A (en)
LU (1) LU53359A1 (en)
NL (1) NL6704403A (en)
SE (1) SE330228B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4104015A (en) * 1977-01-11 1978-08-01 Phillips Petroleum Company Spinneret assembly
DE3517793A1 (en) * 1984-05-25 1985-12-19 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Compensation of dwell-time differences in a melt stream
RU2092631C1 (en) * 1993-02-18 1997-10-10 Бармаг АГ Apparatus for forming thermoplastic threads and gear-type pump
DE4305905C1 (en) * 1993-02-26 1994-07-28 Barmag Barmer Maschf Spinning equipment for thermoplastic fibres and spinning pump
CN110760938A (en) * 2019-11-04 2020-02-07 无锡金通高纤股份有限公司 Melt-spun monofilament melt uniform mixing system and control method

Also Published As

Publication number Publication date
DE1660674B2 (en) 1976-11-25
BE694378A (en) 1967-07-31
DE1660674C3 (en) 1978-09-07
GB1139397A (en) 1969-01-08
AT297205B (en) 1972-02-15
NL6704403A (en) 1967-10-10
LU53359A1 (en) 1967-06-05
FI44662C (en) 1971-12-10
SE330228B (en) 1970-11-09
JPS543969B1 (en) 1979-02-28
DE1660674A1 (en) 1971-04-29
ES337737A1 (en) 1968-06-01
FI44662B (en) 1971-08-31

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