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WO2008018181A9 - フッ化ビニリデン系樹脂よりなる多孔膜及びその製造方法 - Google Patents

フッ化ビニリデン系樹脂よりなる多孔膜及びその製造方法 Download PDF

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Publication number
WO2008018181A9
WO2008018181A9 PCT/JP2007/000862 JP2007000862W WO2008018181A9 WO 2008018181 A9 WO2008018181 A9 WO 2008018181A9 JP 2007000862 W JP2007000862 W JP 2007000862W WO 2008018181 A9 WO2008018181 A9 WO 2008018181A9
Authority
WO
WIPO (PCT)
Prior art keywords
porous membrane
vinylidene fluoride
fluoride resin
producing
same
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.)
Ceased
Application number
PCT/JP2007/000862
Other languages
English (en)
French (fr)
Other versions
WO2008018181A1 (ja
Inventor
Arata Ishiodori
Kensaku Komatsu
Koji Yamada
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.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to KR1020097004165A priority Critical patent/KR101409712B1/ko
Priority to BRPI0716028-3A priority patent/BRPI0716028A2/pt
Priority to CN2007800297092A priority patent/CN101500696B/zh
Priority to EP07790350.8A priority patent/EP2052771B1/en
Publication of WO2008018181A1 publication Critical patent/WO2008018181A1/ja
Priority to US12/367,919 priority patent/US7909178B2/en
Anticipated expiration legal-status Critical
Publication of WO2008018181A9 publication Critical patent/WO2008018181A9/ja
Ceased legal-status Critical Current

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Classifications

    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/34—Polyvinylidene fluoride
    • 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
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/08—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons
    • D01F6/12—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons from polymers of fluorinated hydrocarbons
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C08J9/283—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum a discontinuous liquid phase emulsified in a continuous macromolecular phase
    • 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
    • B01D2325/021—Pore shapes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/052—Inducing phase separation by thermal treatment, e.g. cooling a solution
    • C08J2201/0522—Inducing phase separation by thermal treatment, e.g. cooling a solution the liquid phase being organic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/16—Homopolymers or copolymers of vinylidene fluoride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2439/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Derivatives of such polymers
    • C08J2439/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
    • C08J2439/06—Homopolymers or copolymers of N-vinyl-pyrrolidones
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

　浄水処理、飲料水製造、工業用水製造、排水処理などの水処理に好適な分画性能、透過性能および物理的強度に優れ、安価かつ容易に製造可能な、フッ化ビニリデン系樹脂よりなる多孔膜であって、該多孔膜は一表面に長径と短径の比の平均が１：１以上かつ５：１より小さい円形または楕円形の微細孔を有し、他表面に長径と短径の比の平均が５：１以上短冊状微細孔を有し、分画粒子径が０．２μｍ以上である。
PCT/JP2007/000862 2006-08-10 2007-08-09 フッ化ビニリデン系樹脂よりなる多孔膜及びその製造方法 Ceased WO2008018181A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020097004165A KR101409712B1 (ko) 2006-08-10 2007-08-09 불화비닐리덴계 수지로 이루어지는 다공막 및 그 제조 방법
BRPI0716028-3A BRPI0716028A2 (pt) 2006-08-10 2007-08-09 membrana porosa produzida a partir de uma resina de fluoreto de vinilideno, e, mÉtodo para preparar a mesma
CN2007800297092A CN101500696B (zh) 2006-08-10 2007-08-09 偏氟乙烯类树脂制多孔膜及其制造方法
EP07790350.8A EP2052771B1 (en) 2006-08-10 2007-08-09 Porous membrane of vinylidene fluoride resin and process for producing the same
US12/367,919 US7909178B2 (en) 2006-08-10 2009-02-09 Porous membrane of vinylidene fluoride resin and process for producing the same

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2006-218396 2006-08-10
JP2006-218397 2006-08-10
JP2006218396 2006-08-10
JP2006218398 2006-08-10
JP2006218397 2006-08-10
JP2006-218398 2006-08-10

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/367,919 Continuation US7909178B2 (en) 2006-08-10 2009-02-09 Porous membrane of vinylidene fluoride resin and process for producing the same

Publications (2)

Publication Number Publication Date
WO2008018181A1 WO2008018181A1 (ja) 2008-02-14
WO2008018181A9 true WO2008018181A9 (ja) 2009-03-26

Family

ID=39032722

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/000862 Ceased WO2008018181A1 (ja) 2006-08-10 2007-08-09 フッ化ビニリデン系樹脂よりなる多孔膜及びその製造方法

Country Status (7)

Country Link
US (1) US7909178B2 (ja)
EP (1) EP2052771B1 (ja)
KR (1) KR101409712B1 (ja)
CN (1) CN101500696B (ja)
BR (1) BRPI0716028A2 (ja)
TW (1) TWI355965B (ja)
WO (1) WO2008018181A1 (ja)

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US20090148659A1 (en) 2009-06-11
CN101500696B (zh) 2013-02-27
KR101409712B1 (ko) 2014-06-19
CN101500696A (zh) 2009-08-05
EP2052771A4 (en) 2010-07-21
TW200815096A (en) 2008-04-01
TWI355965B (en) 2012-01-11
BRPI0716028A2 (pt) 2013-08-06
EP2052771B1 (en) 2018-12-26

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