IN173502B - - Google Patents

Info

Publication number
IN173502B
IN173502B IN252MA1990A IN173502B IN 173502 B IN173502 B IN 173502B IN 252MA1990 A IN252MA1990 A IN 252MA1990A IN 173502 B IN173502 B IN 173502B
Authority
IN
India
Application number
Inventor
Dennis Keith Gilding
Christopher Louis Ives
Mark Michael Galusza
Simon Ashley Dixon
Ian Philip Middleton
Original Assignee
Beam Tech 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 Beam Tech Ltd filed Critical Beam Tech Ltd
Publication of IN173502B publication Critical patent/IN173502B/en

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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B01D67/00111—Polymer pretreatment in the casting solutions
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/425—Porous materials, e.g. foams or sponges
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/06—Specific viscosities of materials involved
    • 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
    • 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
    • B01D2325/38—Hydrophobic membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/48—Antimicrobial properties
    • 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
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
    • C08J2201/0544—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent being aqueous
IN252MA1990 1989-04-06 1990-04-05 IN173502B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898907740A GB8907740D0 (en) 1989-04-06 1989-04-06 Porous articles

Publications (1)

Publication Number Publication Date
IN173502B true IN173502B (en) 1994-05-21

Family

ID=10654547

Family Applications (1)

Application Number Title Priority Date Filing Date
IN252MA1990 IN173502B (en) 1989-04-06 1990-04-05

Country Status (6)

Country Link
EP (1) EP0466794A1 (en)
CN (1) CN1047317A (en)
AU (1) AU5446190A (en)
GB (1) GB8907740D0 (en)
IN (1) IN173502B (en)
WO (1) WO1990011820A2 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9102089D0 (en) * 1991-01-31 1991-03-13 Johnson & Johnson Medical Net wound dressings
JPH10507942A (en) * 1994-10-28 1998-08-04 イノベイティブ テクノロジーズ リミテッド Dehydrated hydrogel
AU771431B2 (en) * 1996-08-26 2004-03-25 Massachusetts Institute Of Technology Polymeric membranes and polymer articles having hydrophilic surface and method for their preparation
CA2263582C (en) 1996-08-26 2004-03-30 Massachusetts Institute Of Technology Polymeric membranes and polymer articles having hydrophilic surface and method for their preparation
US5954966A (en) * 1997-01-31 1999-09-21 University Of Ottawa Membrane composition and method of preparation
CA2483661A1 (en) * 2002-05-03 2003-11-13 Pall Corporation Blended polymer membrane media for treating aqueous fluids
JP4189960B2 (en) * 2003-05-28 2008-12-03 日東電工株式会社 Hydrophilized porous membrane and method for producing the same
US7717273B2 (en) * 2006-05-24 2010-05-18 Millipore Corporation Membrane surface modification by radiation-induced polymerization
KR100961282B1 (en) 2008-03-14 2010-06-03 포항공과대학교 산학협력단 Fabricating Method of Membrane Having Hydrophilicity and Hydrophobicity
EP2177603A1 (en) 2008-09-25 2010-04-21 Gambro Lundia AB Device for renal cell expansion
EP2168614B1 (en) 2008-09-25 2012-02-15 Gambro Lundia AB Hybrid bioartificial kidney
EP2168668A1 (en) 2008-09-25 2010-03-31 Gambro Lundia AB Membrane for cell expansion
EP2168666A1 (en) 2008-09-25 2010-03-31 Gambro Lundia AB Irradiated membrane for cell expansion
CN105754302B (en) * 2014-08-12 2018-09-25 东丽先端材料研究开发（中国）有限公司 The micro- porous membrane of polyester of the segment containing aromatic series
TWI615275B (en) * 2016-11-14 2018-02-21 國立高雄大學 Amphiphilic film structure having hydrophilic and hydrophobic properties

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB868157A (en) * 1957-12-19 1961-05-17 Union Carbide Corp Improvements in and relating to pressure-sensitive adhesives
DE1904549C3 (en) * 1968-02-05 1978-09-07 Minnesota Mining And Manufacturing Co., Saint Paul, Minn. (V.St.A.) Sprayable adhesive mass
US4074004A (en) * 1976-07-02 1978-02-14 Minnesota Mining And Manufacturing Company Pressure-sensitive adhesive tape employing moisture resistant acrylate-base copolymer adhesive
GB2102011B (en) * 1981-06-17 1984-12-19 Smith & Nephew Ass Electron beam cured acrylic adhesive layer
DE3149976A1 (en) * 1981-12-17 1983-06-30 Hoechst Ag, 6230 Frankfurt MACROPOROUS ASYMMETRIC HYDROPHILE MEMBRANE MADE OF SYNTHETIC POLYMER
DE3364804D1 (en) * 1982-02-05 1986-09-04 Pall Corp Polyamide membrane and process for its production
JPS59152971A (en) * 1983-02-18 1984-08-31 Daicel Chem Ind Ltd Pressure-sensitive adhesive having high solid content and its preparation
US4614787A (en) * 1984-11-13 1986-09-30 Thermedics, Inc. Drug dispensing wound dressing
JPS61257203A (en) * 1985-05-10 1986-11-14 Terumo Corp Hydrophilic porous membrane and its preparation
SE460521B (en) * 1987-08-31 1989-10-23 Gambro Dialysatoren PERMSELECTIVE ASYMMETRIC MEMBRANE AND PROCEDURES FOR ITS PREPARATION
US4906240A (en) * 1988-02-01 1990-03-06 Matrix Medica, Inc. Adhesive-faced porous absorbent sheet and method of making same

Also Published As

Publication number Publication date
CN1047317A (en) 1990-11-28
WO1990011820A2 (en) 1990-10-18
GB8907740D0 (en) 1989-05-17
WO1990011820A3 (en) 1990-11-29
AU5446190A (en) 1990-11-05
EP0466794A1 (en) 1992-01-22

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