ES482966A1 - Procedimiento para la fabricacion de hilos porosos a base depolimeros sinteticos - Google Patents

Procedimiento para la fabricacion de hilos porosos a base depolimeros sinteticos

Info

Publication number
ES482966A1
ES482966A1 ES482966A ES482966A ES482966A1 ES 482966 A1 ES482966 A1 ES 482966A1 ES 482966 A ES482966 A ES 482966A ES 482966 A ES482966 A ES 482966A ES 482966 A1 ES482966 A1 ES 482966A1
Authority
ES
Spain
Prior art keywords
liquid
inert
region
polymer
components
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
ES482966A
Other languages
English (en)
Spanish (es)
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.)
Akzo NV
Original Assignee
Akzo NV
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 Akzo NV filed Critical Akzo NV
Publication of ES482966A1 publication Critical patent/ES482966A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
ES482966A 1978-07-31 1979-07-30 Procedimiento para la fabricacion de hilos porosos a base depolimeros sinteticos Expired ES482966A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782833568 DE2833568A1 (de) 1978-07-31 1978-07-31 Faeden

Publications (1)

Publication Number Publication Date
ES482966A1 true ES482966A1 (es) 1980-05-16

Family

ID=6045861

Family Applications (1)

Application Number Title Priority Date Filing Date
ES482966A Expired ES482966A1 (es) 1978-07-31 1979-07-30 Procedimiento para la fabricacion de hilos porosos a base depolimeros sinteticos

Country Status (11)

Country Link
JP (1) JPS5522097A (el)
AT (1) AT372411B (el)
BE (1) BE877930A (el)
BR (1) BR7904887A (el)
CA (1) CA1140309A (el)
CH (1) CH637795B (el)
DE (1) DE2833568A1 (el)
ES (1) ES482966A1 (el)
FR (1) FR2432564A1 (el)
GB (1) GB2026935B (el)
IT (1) IT1118170B (el)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58159739A (ja) * 1982-03-19 1983-09-22 オリンパス光学工業株式会社 レ−ザ手術装置
JPS6052613A (ja) * 1983-08-30 1985-03-25 Toyobo Co Ltd 高強力、高弾性率ポリエチレン繊維
JP2543360B2 (ja) * 1987-04-06 1996-10-16 トヨタ自動車株式会社 多孔質ポリプロピレン繊維
JPH0636809Y2 (ja) * 1988-10-11 1994-09-28 株式会社モリタ製作所 歯科用レーザ切換装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL128691C (el) * 1961-02-10
US3513110A (en) * 1965-07-26 1970-05-19 Celanese Corp Open-celled low density filamentary material
DE2550080B2 (de) * 1975-11-07 1978-03-09 Akzo Gmbh, 5600 Wuppertal Verfahren zur Herstellung von Filamenten mit nicht durchgehenden Hohlräumen
DE2554124C3 (de) * 1975-12-02 1986-07-10 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von hydrophilen Fasern und Fäden aus Acrylnitrilpolymerisaten

Also Published As

Publication number Publication date
JPS5522097A (en) 1980-02-16
AT372411B (de) 1983-10-10
CH637795GA3 (el) 1983-08-31
CA1140309A (en) 1983-02-01
FR2432564B1 (el) 1982-12-10
IT1118170B (it) 1986-02-24
GB2026935A (en) 1980-02-13
CH637795B (de)
BR7904887A (pt) 1980-04-22
ATA506279A (de) 1983-02-15
GB2026935B (en) 1982-09-08
BE877930A (fr) 1979-11-16
DE2833568A1 (de) 1980-02-21
DE2833568C2 (el) 1987-02-12
IT7949806A0 (it) 1979-07-19
FR2432564A1 (fr) 1980-02-29

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