DE3883777T2 - Poröse membran aus hydrophilem polypropylen, verfahren zu deren produktion und gerät zur zerlegung von blutplasma. - Google Patents

Poröse membran aus hydrophilem polypropylen, verfahren zu deren produktion und gerät zur zerlegung von blutplasma.

Info

Publication number
DE3883777T2
DE3883777T2 DE88907790T DE3883777T DE3883777T2 DE 3883777 T2 DE3883777 T2 DE 3883777T2 DE 88907790 T DE88907790 T DE 88907790T DE 3883777 T DE3883777 T DE 3883777T DE 3883777 T2 DE3883777 T2 DE 3883777T2
Authority
DE
Germany
Prior art keywords
disassembling
production
porous membrane
blood plasma
membrane made
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 - Fee Related
Application number
DE88907790T
Other languages
English (en)
Other versions
DE3883777D1 (de
Inventor
Toshio Masuoka
Okihiko Hirasa
Makoto Onishi
Yukio Seita
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.)
Terumo Corp
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Terumo Corp
Agency of Industrial Science and Technology
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 Terumo Corp, Agency of Industrial Science and Technology filed Critical Terumo Corp
Publication of DE3883777D1 publication Critical patent/DE3883777D1/de
Application granted granted Critical
Publication of DE3883777T2 publication Critical patent/DE3883777T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • 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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B01D67/00933—Chemical modification by addition of a layer chemically bonded to the membrane
    • 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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B01D63/082—Flat membrane modules comprising a stack of flat membranes
    • B01D63/084—Flat membrane modules comprising a stack of flat membranes at least one flow duct intersecting the 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
    • B01D67/002—Organic membrane manufacture from melts
    • 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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/009—After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma
    • 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
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0413—Blood
    • A61M2202/0415—Plasma
    • 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
    • B01D2325/0283—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/22—Thermal or heat-resistance properties
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
DE88907790T 1987-09-11 1988-09-12 Poröse membran aus hydrophilem polypropylen, verfahren zu deren produktion und gerät zur zerlegung von blutplasma. Expired - Fee Related DE3883777T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22629887 1987-09-11
PCT/JP1988/000920 WO1989002303A1 (en) 1987-09-11 1988-09-12 Hydrophilic polypropylene porous membrane, process for its production, and apparatus for separating blood plasma

Publications (2)

Publication Number Publication Date
DE3883777D1 DE3883777D1 (de) 1993-10-07
DE3883777T2 true DE3883777T2 (de) 1994-01-27

Family

ID=16843019

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88907790T Expired - Fee Related DE3883777T2 (de) 1987-09-11 1988-09-12 Poröse membran aus hydrophilem polypropylen, verfahren zu deren produktion und gerät zur zerlegung von blutplasma.

Country Status (6)

Country Link
EP (1) EP0388468B1 (de)
KR (1) KR910009814B1 (de)
AU (1) AU611950B2 (de)
CA (1) CA1325405C (de)
DE (1) DE3883777T2 (de)
WO (1) WO1989002303A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU625729B2 (en) * 1989-07-14 1992-07-16 Terumo Kabushiki Kaisha Filter material for seizure of leukocytes and method for production thereof
DE69128716T2 (de) * 1990-07-18 1998-08-13 Univ Australian Bildung porösen materials
CA2576372A1 (en) 2004-09-30 2006-04-06 Mcmaster University Composite material comprising layered hydrophilic coatings
JP2008232876A (ja) * 2007-03-22 2008-10-02 Sekisui Chem Co Ltd 血球停止膜、血液分離フィルタ、血液分離装置及び検体採取容器
CN113845676B (zh) * 2021-09-23 2023-12-26 安徽名汇新材料科技有限公司 一种聚丙烯医用微孔滤膜的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609460B2 (ja) * 1976-09-29 1985-03-11 住友ベークライト株式会社 血液透析器
JPH069460B2 (ja) * 1984-09-19 1994-02-09 雪印乳業株式会社 二重乳化油脂組成物
JPH06104753B2 (ja) * 1986-02-04 1994-12-21 旭化成工業株式会社 非吸着性親水性中空糸状多孔膜
JPH07106304B2 (ja) * 1986-03-03 1995-11-15 旭化成工業株式会社 コバルトイオンの除去方法
JPS62262705A (ja) * 1986-05-07 1987-11-14 Agency Of Ind Science & Technol 親水性多孔質膜、その製造方法およびこの親水性多孔質膜を用いた血漿分離装置
US4897433A (en) * 1986-12-08 1990-01-30 Japan Atomic Energy Research Inst. Process for producing an anti-thrombogenic material by graft polymerization
JPH0657246B2 (ja) * 1986-12-08 1994-08-03 日本原子力研究所 抗血栓性医用材料の製造方法
JPS63240902A (ja) * 1987-03-30 1988-10-06 Asahi Chem Ind Co Ltd 処理方法
KR930006404B1 (ko) * 1987-08-06 1993-07-14 데루모 가부시끼가이샤 친수성 다공질막, 그 제조방법 및 혈장분리장치
JPH06297603A (ja) * 1993-04-16 1994-10-25 Bridgestone Corp ビードフィラのビードワイヤへの貼付方法およびその装置

Also Published As

Publication number Publication date
EP0388468A4 (en) 1990-12-27
AU611950B2 (en) 1991-06-27
KR890701181A (ko) 1989-12-19
EP0388468A1 (de) 1990-09-26
DE3883777D1 (de) 1993-10-07
EP0388468B1 (de) 1993-09-01
WO1989002303A1 (en) 1989-03-23
KR910009814B1 (ko) 1991-11-30
AU2306388A (en) 1989-04-17
CA1325405C (en) 1993-12-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee