BE862287A - Procede pour la preparation de fibres ayant une structure poreuse, fibres poreuses ainsi obtenues et leur utilisation - Google Patents

Procede pour la preparation de fibres ayant une structure poreuse, fibres poreuses ainsi obtenues et leur utilisation

Info

Publication number
BE862287A
BE862287A BE183815A BE183815A BE862287A BE 862287 A BE862287 A BE 862287A BE 183815 A BE183815 A BE 183815A BE 183815 A BE183815 A BE 183815A BE 862287 A BE862287 A BE 862287A
Authority
BE
Belgium
Prior art keywords
fibers
porous
preparation
porous structure
porous fibers
Prior art date
Application number
BE183815A
Other languages
English (en)
French (fr)
Inventor
F Di Gregorio
S Gulinelli
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of BE862287A publication Critical patent/BE862287A/xx

Links

Classifications

    • 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
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28023—Fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/12—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes
    • B01J47/127—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes in the form of filaments or fibres
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Analytical Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • General Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Reinforced Plastic Materials (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Peptides Or Proteins (AREA)
BE183815A 1976-12-23 1977-12-23 Procede pour la preparation de fibres ayant une structure poreuse, fibres poreuses ainsi obtenues et leur utilisation BE862287A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30799/76A IT1065294B (it) 1976-12-23 1976-12-23 Procedimento per la preparazione di fibre a struttura porosa,fibre porose cosi'ottenute e impieghi delle stesse

Publications (1)

Publication Number Publication Date
BE862287A true BE862287A (fr) 1978-06-23

Family

ID=11232128

Family Applications (1)

Application Number Title Priority Date Filing Date
BE183815A BE862287A (fr) 1976-12-23 1977-12-23 Procede pour la preparation de fibres ayant une structure poreuse, fibres poreuses ainsi obtenues et leur utilisation

Country Status (18)

Country Link
JP (1) JPS5381718A (nl)
AU (1) AU509081B2 (nl)
BE (1) BE862287A (nl)
CH (1) CH636381A5 (nl)
CS (1) CS208154B2 (nl)
DD (2) DD142897A5 (nl)
DE (1) DE2757787B2 (nl)
DK (1) DK575677A (nl)
FR (1) FR2375280A1 (nl)
GB (1) GB1572196A (nl)
HU (1) HU177739B (nl)
IT (1) IT1065294B (nl)
LU (1) LU78740A1 (nl)
NL (1) NL7714212A (nl)
NO (1) NO774403L (nl)
SE (1) SE432113B (nl)
YU (1) YU299777A (nl)
ZA (1) ZA776996B (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2755341C2 (de) 1977-12-12 1983-09-08 Akzo Gmbh, 5600 Wuppertal Hydrophile Polyesterfasern
DE2906056A1 (de) * 1979-02-16 1980-08-28 Linde Ag Verfahren zur rueckgewinnung der salze der anthrachinondisulfonsaeure aus einem waschfluessigkeitsstrom
JPS56140113A (en) * 1980-03-28 1981-11-02 Kuraray Co Ltd Synthetic polyvinyl alcohol fiber having improved adhesive property to cement and its preparation
FR2565841B1 (fr) * 1984-06-14 1989-08-18 Inst Nat Rech Chimique Materiau a grande surface specifique et ses applications pour favoriser le contact entre des milieux ou des reactifs impliquant des phenomenes physiques et/ou chimiques, et/ou biologiques

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE342820A (nl) * 1925-09-17
GB802689A (en) * 1955-08-06 1958-10-08 British Nylon Spinners Ltd Improvements in or relating to yarn comprising crimped filaments and its manufacture
IL32406A (en) * 1968-06-26 1973-01-30 Snam Progetti Enzyme preparations comprising a solution or dispersion of enzyme occluded in filaments of cellulose esters or synthetic polymers
IT941398B (it) * 1971-04-28 1973-03-01 Snam Progetti Dispositivo atto a realizzare anali si nel campo della chimica organica
IT1012509B (it) * 1971-05-26 1977-03-10 Snam Progetti Procedimento per la preparazione di composti organici contenenti atomi marcati
DE2158124C3 (de) * 1971-11-24 1975-03-13 Boehringer Mannheim Gmbh, 6800 Mannheim Verwendung von Polyamidvlies oder -filz als saugfähiger Träger für diagnostische Mittel
JPS4911793A (nl) * 1972-05-10 1974-02-01
JPS554842B2 (nl) * 1972-06-30 1980-02-01
CH586726A5 (nl) * 1972-08-02 1977-04-15 Basf Ag
IT1017564B (it) * 1974-04-30 1977-08-10 Snam Progetti Processo per la preparazione di derivati adeninici funzionalizza ti e prodotti cosi ottenuti
IT1046849B (it) * 1974-06-12 1980-07-31 Snam Progetti Processo per la preparazione di derivati adeninici macromolecola rizzati e prodotti cosi ottenuti

Also Published As

Publication number Publication date
FR2375280B1 (nl) 1981-06-19
ZA776996B (en) 1978-09-27
DE2757787B2 (de) 1979-08-16
NL7714212A (nl) 1978-06-27
HU177739B (en) 1981-12-28
DK575677A (da) 1978-06-24
SE432113B (sv) 1984-03-19
AU3099377A (en) 1979-06-28
NO774403L (no) 1978-06-26
CS208154B2 (en) 1981-08-31
AU509081B2 (en) 1980-04-17
FR2375280A1 (fr) 1978-07-21
SE7714702L (sv) 1978-06-24
LU78740A1 (nl) 1978-04-17
GB1572196A (en) 1980-07-23
CH636381A5 (en) 1983-05-31
IT1065294B (it) 1985-02-25
DE2757787A1 (de) 1978-06-29
DD142897A5 (de) 1980-07-16
YU299777A (en) 1982-08-31
JPS5381718A (en) 1978-07-19
DD136856A5 (de) 1979-08-01

Similar Documents

Publication Publication Date Title
FR2318269A1 (fr) Procede d'impregnation de bandes fibreuses
IT7919147A0 (it) Filtro in fibre permeabili e suaproduzione.
FR2350886A1 (fr) Hydrocyclone, notamment pour la separation des suspensions de fibres
DK8880A (da) Sfaerolitisk fiberansamling
FR2314292A1 (fr) Separateur sous pression pour suspensions de fibres
NO145467C (no) Ildfaste fibre.
FR2463827B1 (fr) Appareil pour la production de fibres de graphite
FR2352089A1 (fr) Liant pour fibres non tissees et son procede de preparation
FR2497212B1 (fr) Fibre acrylique pour la production de fibre preoxydee ou de fibre de carbone, et sa fabrication
AR219250A1 (es) Soluciones conformables para la produccion de hilos,fibras,peliculas,membranas,etc.y procedimiento para prepararlas
BE869074A (fr) Diurethannes, leur procede de preparation et leur utilisation
BE857094A (fr) Plaque perforee pour four de filage de fibres de verre
BE884286A (fr) Acylurees, leur procede de preparation et leur utilisation
GB2121069B (en) Cellulose-based fibres for the production of non-wovens
BE865805A (fr) 1,2,3-thiadiazol-3-in-5-ylidene-urees, leur procede de preparation et leur utilisation
BE862287A (fr) Procede pour la preparation de fibres ayant une structure poreuse, fibres poreuses ainsi obtenues et leur utilisation
BE883348A (fr) Thiazolylidene-oxo-propionitriles, leur procede de preparation et leur utilisation
IT1053285B (it) Disazocoloranti reattivi per le fibre e procedimento per la loro produzione ed applicazione
BE854456A (fr) Propane-1,2-dionedioximes, leur procede de preparation et leur utilisation
IT1074822B (it) Preparazione di filtri con l'impiego di fibre sintetiche
FR2534577B1 (fr) Naphtalenecarboxamides, leur procede de preparation et leur utilisation
BE854237A (fr) 1,2,3-thiadiazol-5-yl-urees, leur procede de preparation et leur utilisation
FR2443866B1 (fr) Procede pour la fabrication de membranes semi-permeables, membranes obtenues et leur application
BE871837A (fr) Benzoxazolyl-phenulstilbenes, leur procede de preparation et leur utilisation comme azurants optiques
FR2353608A1 (fr) Colorants naphtolactames, leur procede de preparation et leur utilisation sur fibres de cellulose et de polyester

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ANIC S.P.A.

Effective date: 19851231