IT8867600A0 - Fibra cava porosa - Google Patents

Fibra cava porosa

Info

Publication number
IT8867600A0
IT8867600A0 IT8867600A IT6760088A IT8867600A0 IT 8867600 A0 IT8867600 A0 IT 8867600A0 IT 8867600 A IT8867600 A IT 8867600A IT 6760088 A IT6760088 A IT 6760088A IT 8867600 A0 IT8867600 A0 IT 8867600A0
Authority
IT
Italy
Prior art keywords
hollow fiber
porous hollow
porous
fiber
hollow
Prior art date
Application number
IT8867600A
Other languages
English (en)
Other versions
IT1219400B (it
Inventor
Yasushi Shimomura
Masahiko Yamaguchi
Koichiro Fukuzaki
Original Assignee
Ube Industries
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 Ube Industries filed Critical Ube Industries
Publication of IT8867600A0 publication Critical patent/IT8867600A0/it
Application granted granted Critical
Publication of IT1219400B publication Critical patent/IT1219400B/it

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
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • D01D5/247—Discontinuous hollow structure or microporous structure
    • 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
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • 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
    • 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
    • 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
    • B01D69/081—Hollow fibre membranes characterised by the fibre diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes
    • B01D71/261—Polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes
    • B01D71/262—Polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0281—Fibril, or microfibril structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/10—Biofuels, e.g. bio-diesel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2935—Discontinuous or tubular or cellular core
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2973—Particular cross section
    • Y10T428/2975—Tubular or cellular
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/298—Physical dimension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
IT67600/88A 1987-06-26 1988-06-24 Fibra cava porosa IT1219400B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15909587 1987-06-26

Publications (2)

Publication Number Publication Date
IT8867600A0 true IT8867600A0 (it) 1988-06-24
IT1219400B IT1219400B (it) 1990-05-11

Family

ID=15686127

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67600/88A IT1219400B (it) 1987-06-26 1988-06-24 Fibra cava porosa

Country Status (5)

Country Link
US (1) US4859535A (it)
AU (1) AU601599B2 (it)
CA (1) CA1315929C (it)
DE (1) DE3821591C2 (it)
IT (1) IT1219400B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0214011A (ja) * 1988-06-27 1990-01-18 Mitsubishi Rayon Co Ltd 多孔質ポリエチレン繊維
US5294338A (en) * 1990-11-28 1994-03-15 Mitsubishi Rayon Co., Ltd. Porous polyethylene hollow fiber membrane of large pore diameter, production process thereof, and hydrophilized porous polyethylene hollow fiber membranes
US5232642A (en) * 1991-02-08 1993-08-03 Mitsubishi Rayon Co., Ltd. Process of making porous polypropylene hollow fiber membrane of large pore diameter
KR960011587B1 (ko) * 1991-05-21 1996-08-24 브라운 유니버시티 리서치 파운데이션 중공섬유 제조장치와 중공섬유
ATE182187T1 (de) * 1992-03-13 1999-07-15 Atrium Medical Corp Gegenstände aus expandiertem fluorpolymer (z. b. polytetrafluorethylen) mit komtrolliert eingestellter porosität, sowie seine herstellung
US6350411B1 (en) 1998-03-23 2002-02-26 Celgard Inc. Microporous hollow fiber blood oxygenator
CN1250326C (zh) * 2001-03-08 2006-04-12 东丽株式会社 中空纤维膜、中空纤维膜组件和水净化器
JP4880824B2 (ja) * 2001-04-12 2012-02-22 住友化学株式会社 多孔性フィルム
TW579394B (en) * 2001-04-24 2004-03-11 Rhodia Industrial Yarns Ag Process for the production of fine monofilaments made from polypropylene, fine monofilaments made from polypropylene, and their application
JP4833486B2 (ja) * 2002-05-28 2011-12-07 住友化学株式会社 ミクロフィルター用濾材の製造方法およびミクロフィルター用濾材
EP2412426A1 (de) * 2010-07-30 2012-02-01 Schaefer Kalk GmbH & Co. KG Poröse Hohlfaser
KR102308100B1 (ko) * 2021-03-19 2021-09-30 씨에스케이(주) 탈기용 다공성 필터의 제조방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340481A (en) * 1975-02-15 1982-07-20 Asahi Kasei Kogyo Kabushiki Membrane filtration type hollow fibers
JPS5215627A (en) * 1975-07-09 1977-02-05 Mitsubishi Rayon Co Ltd Porous polypropylene hollow fibers and a process for manufacturing the m
US4230463A (en) * 1977-09-13 1980-10-28 Monsanto Company Multicomponent membranes for gas separations
US4214020A (en) * 1977-11-17 1980-07-22 Monsanto Company Processes for coating bundles of hollow fiber membranes
US4257997A (en) * 1979-06-01 1981-03-24 Celanese Corporation Solvent stretch process for preparing a microporous film
US4290987A (en) * 1979-07-02 1981-09-22 Celanese Corporation Process for preparing microporous hollow fibers
JPS5766114A (en) * 1980-10-14 1982-04-22 Mitsubishi Rayon Co Ltd Porous polyethylene hollow fiber and its production
US4405688A (en) * 1982-02-18 1983-09-20 Celanese Corporation Microporous hollow fiber and process and apparatus for preparing such fiber
JPS6190705A (ja) * 1984-10-09 1986-05-08 Terumo Corp 中空糸膜の製造方法
JPS61283305A (ja) * 1985-06-05 1986-12-13 Ube Ind Ltd 多孔質中空糸膜
US4756932A (en) * 1987-06-11 1988-07-12 Air Products And Chemicals, Inc. Process for making highly permeable coated composite hollow fiber membranes

Also Published As

Publication number Publication date
DE3821591C2 (de) 1995-06-29
US4859535A (en) 1989-08-22
IT1219400B (it) 1990-05-11
CA1315929C (en) 1993-04-13
AU1836088A (en) 1989-01-05
DE3821591A1 (de) 1989-01-05
AU601599B2 (en) 1990-09-13

Similar Documents

Publication Publication Date Title
BR8807139A (pt) Fibra celulosica
DE3765653D1 (de) Innenmodifizierte keramikfaser.
DK596087D0 (da) N9-cyclopentyl-substituerede adeninderivater
DK649688A (da) Keramisk skumfilter
DK189888D0 (da) Stabile oploesningsmiddeladdukter
IT8867600A0 (it) Fibra cava porosa
IT1151255B (it) Procedimento per la produzione di fibra cava
DE68919142D1 (de) Hohlfasermembran.
FI884134A0 (fi) Optinen kuiturakenne
IT8419706A0 (it) Fibra cava per dialisi.
DK405988A (da) Benzimidazolderivater
ES2018090B3 (es) Dispositivo de oxigenacion de fibra hueca.
ATA58988A (de) Optisch aktive oxo-isoindolinylderivate
DK251788D0 (da) Stabile creatinamidinohydrolasemutanter
FR2610498B1 (fr) Treteau
MX161153A (es) Mejoras en filtro de fibras huecas
DE3990975T1 (de) Hohlglaskugeln
ATA193187A (de) Hohlkoerper
ATA8386A (de) Hohlformstein
NO871259D0 (no) Hulprofil.
KR880017198U (ko) 수영복
KR890010131U (ko) 대나무자리
ES1005811Y (es) Bloque de construccion hueco
BR8705154A (pt) Super bolha
IT8608920V0 (it) Bicchieri numerati

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950630