DE69837152D1 - Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen - Google Patents

Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen

Info

Publication number
DE69837152D1
DE69837152D1 DE69837152T DE69837152T DE69837152D1 DE 69837152 D1 DE69837152 D1 DE 69837152D1 DE 69837152 T DE69837152 T DE 69837152T DE 69837152 T DE69837152 T DE 69837152T DE 69837152 D1 DE69837152 D1 DE 69837152D1
Authority
DE
Germany
Prior art keywords
preparing
materials
white blood
eliminating white
hydrophilized
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 - Lifetime
Application number
DE69837152T
Other languages
English (en)
Other versions
DE69837152T2 (de
Inventor
Hirokazu Onodera
Makoto Yoshida
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.)
Asahi Kasei Medical Co Ltd
Original Assignee
Asahi Kasei Medical 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 Asahi Kasei Medical Co Ltd filed Critical Asahi Kasei Medical Co Ltd
Publication of DE69837152D1 publication Critical patent/DE69837152D1/de
Application granted granted Critical
Publication of DE69837152T2 publication Critical patent/DE69837152T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/008—Treatment with radioactive elements or with neutrons, alpha, beta or gamma rays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A61M1/3633—Blood component filters, e.g. leukocyte filters
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
DE1998637152 1997-08-22 1998-08-21 Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen Expired - Lifetime DE69837152T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP24028197 1997-08-22
JP24028197 1997-08-22
PCT/JP1998/003706 WO1999010025A1 (fr) 1997-08-22 1998-08-21 Procede d'obtention de materiaux eliminant les leucocytes et polyolefines hydrophilisees

Publications (2)

Publication Number Publication Date
DE69837152D1 true DE69837152D1 (de) 2007-04-05
DE69837152T2 DE69837152T2 (de) 2007-11-22

Family

ID=17057163

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998637152 Expired - Lifetime DE69837152T2 (de) 1997-08-22 1998-08-21 Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen

Country Status (7)

Country Link
US (1) US6602812B1 (de)
EP (1) EP1016425B1 (de)
JP (1) JP4261623B2 (de)
AT (1) ATE354419T1 (de)
DE (1) DE69837152T2 (de)
ES (1) ES2278416T3 (de)
WO (1) WO1999010025A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6699388B1 (en) * 1998-05-13 2004-03-02 Asahi Medical Co., Ltd. Filter device and method for processing blood
EP1356152A2 (de) * 2001-01-30 2003-10-29 The Procter & Gamble Company Beschichtungszusammensetzungen zur modifizierung von oberflächen
DE10304365A1 (de) * 2003-02-04 2004-08-05 Ls-Medcap Gmbh Filtervorrichtung
JP2007138044A (ja) * 2005-11-18 2007-06-07 Konica Minolta Opto Inc 光学素子用樹脂組成物、光学素子、集光装置及び光ピックアップ装置
US20080197077A1 (en) * 2007-01-26 2008-08-21 Swartley John S Low pressure drinking water purifier
WO2010061580A1 (ja) * 2008-11-25 2010-06-03 旭化成クラレメディカル株式会社 Ｈｌａ－ｄｒ陽性単球の選択除去器及びその製造のための抗酸化剤の使用
WO2011125617A1 (ja) 2010-03-31 2011-10-13 旭化成クラレメディカル株式会社 白血球除去器のプライミングシステム及びプライミング方法
JP6264945B2 (ja) * 2014-03-03 2018-01-24 東ソー株式会社 極性石油樹脂の製造方法
US9968738B2 (en) 2014-03-24 2018-05-15 Fenwal, Inc. Biological fluid filters with molded frame and methods for making such filters
US10159778B2 (en) 2014-03-24 2018-12-25 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
US9782707B2 (en) 2014-03-24 2017-10-10 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
US10376627B2 (en) 2014-03-24 2019-08-13 Fenwal, Inc. Flexible biological fluid filters
US9796166B2 (en) 2014-03-24 2017-10-24 Fenwal, Inc. Flexible biological fluid filters
US10703867B2 (en) 2016-06-10 2020-07-07 E-Beam Services, Inc. Thermal treatment of irradiated material solids using a heat transfer liquid
US20190209765A1 (en) 2016-08-18 2019-07-11 Asahi Kasei Medical Co., Ltd. Filter element for blood processing filter, blood processing filter and leukocyte removal method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5418476A (en) 1977-07-12 1979-02-10 Teijin Ltd Separating unit for fluid by use if hollow fiber
JPS61120602A (ja) 1984-11-16 1986-06-07 Mitsubishi Rayon Co Ltd 親水化耐熱性多孔質ポリオレフイン中空糸
JPS627401A (ja) 1985-07-03 1987-01-14 Mitsubishi Rayon Co Ltd 耐熱親水化多孔質ポリオレフイン中空糸
US5186835A (en) * 1987-09-11 1993-02-16 Agency Of Industrial Science And Technology Porous hydrophilic polypropylene membrane, method for production thereof, and blood plasma separation apparatus
US4880548A (en) 1988-02-17 1989-11-14 Pall Corporation Device and method for separating leucocytes from platelet concentrate
JPH0221917A (ja) 1988-07-08 1990-01-24 Toyobo Co Ltd 血液フィルター及びその製造方法
JP2613249B2 (ja) 1988-04-07 1997-05-21 株式会社クラレ 白血球除去材及び白血球除去フイルター
EP0397403B1 (de) 1989-05-09 1993-12-22 Pall Corporation Vorrichtung und Verfahren zur Verminderung des Leukocytengehalts von Blut und Blutkomponenten

Also Published As

Publication number Publication date
JP4261623B2 (ja) 2009-04-30
ATE354419T1 (de) 2007-03-15
EP1016425A1 (de) 2000-07-05
DE69837152T2 (de) 2007-11-22
WO1999010025A1 (fr) 1999-03-04
US6602812B1 (en) 2003-08-05
EP1016425A4 (de) 2001-03-14
ES2278416T3 (es) 2007-08-01
EP1016425B1 (de) 2007-02-21

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