ZA783619B - A method of production of a microporous membrane for filtration plants - Google Patents

A method of production of a microporous membrane for filtration plants

Info

Publication number
ZA783619B
ZA783619B ZA00783619A ZA783619A ZA783619B ZA 783619 B ZA783619 B ZA 783619B ZA 00783619 A ZA00783619 A ZA 00783619A ZA 783619 A ZA783619 A ZA 783619A ZA 783619 B ZA783619 B ZA 783619B
Authority
ZA
South Africa
Prior art keywords
production
microporous membrane
filtration plants
plants
filtration
Prior art date
Application number
ZA00783619A
Other languages
English (en)
Inventor
L Proelss
Original Assignee
Kilcher Chemie Ag
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 Kilcher Chemie Ag filed Critical Kilcher Chemie Ag
Publication of ZA783619B publication Critical patent/ZA783619B/xx

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
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
ZA00783619A 1977-07-15 1978-06-23 A method of production of a microporous membrane for filtration plants ZA783619B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH876577A CH625966A5 (no) 1977-07-15 1977-07-15

Publications (1)

Publication Number Publication Date
ZA783619B true ZA783619B (en) 1979-06-27

Family

ID=4344475

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00783619A ZA783619B (en) 1977-07-15 1978-06-23 A method of production of a microporous membrane for filtration plants

Country Status (16)

Country Link
US (1) US4177228A (no)
EP (1) EP0000687B1 (no)
JP (1) JPS5420970A (no)
AU (1) AU3754678A (no)
CA (1) CA1107922A (no)
CH (1) CH625966A5 (no)
DE (1) DE2861072D1 (no)
DK (1) DK293578A (no)
ES (1) ES471714A1 (no)
FI (1) FI782208A (no)
GR (1) GR64587B (no)
IL (1) IL55011A (no)
IT (1) IT1097184B (no)
NO (1) NO782448L (no)
PT (1) PT68212A (no)
ZA (1) ZA783619B (no)

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US5651900A (en) * 1994-03-07 1997-07-29 The Regents Of The University Of California Microfabricated particle filter
US5798042A (en) * 1994-03-07 1998-08-25 Regents Of The University Of California Microfabricated filter with specially constructed channel walls, and containment well and capsule constructed with such filters
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FR2770150B1 (fr) 1997-10-29 1999-11-26 Commissariat Energie Atomique Membranes creuses a tubes capillaires, modules de traitement de fluide les utilisant et leurs procedes de fabrication
US6187329B1 (en) 1997-12-23 2001-02-13 Board Of Regents Of The University Of Texas System Variable permeability bone implants, methods for their preparation and use
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US6214746B1 (en) * 1999-05-07 2001-04-10 Honeywell International Inc. Nanoporous material fabricated using a dissolvable reagent
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JP2001298791A (ja) * 2000-04-13 2001-10-26 Sony Corp スピーカ及びその製造方法
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PL1926547T3 (pl) * 2006-05-09 2010-03-31 Porex Corp Porowate materiały kompozytowe na membrany i ich zastosowanie
US7669719B2 (en) * 2006-07-05 2010-03-02 General Electric Company Membrane structure and method of making
US8763700B2 (en) 2011-09-02 2014-07-01 Robert Ray McDaniel Dual function proppants
US9725645B2 (en) 2011-05-03 2017-08-08 Preferred Technology, Llc Proppant with composite coating
US9290690B2 (en) 2011-05-03 2016-03-22 Preferred Technology, Llc Coated and cured proppants
US9132389B2 (en) * 2011-08-08 2015-09-15 Colorado State University Research Foundation Magnetically responsive membranes
US9562187B2 (en) 2012-01-23 2017-02-07 Preferred Technology, Llc Manufacture of polymer coated proppants
CN103801198B (zh) * 2012-11-10 2017-04-26 王梦川 分离液体中不同组分的设备
US9518214B2 (en) 2013-03-15 2016-12-13 Preferred Technology, Llc Proppant with polyurea-type coating
US9444030B2 (en) * 2013-05-10 2016-09-13 Wisconsin Alumni Research Foundation Nanoporous piezoelectric polymer films for mechanical energy harvesting
US10100247B2 (en) 2013-05-17 2018-10-16 Preferred Technology, Llc Proppant with enhanced interparticle bonding
US9737860B2 (en) * 2014-02-28 2017-08-22 Pall Corporation Hollow fiber membrane having hexagonal voids
US9561473B2 (en) * 2014-02-28 2017-02-07 Pall Corporation Charged hollow fiber membrane having hexagonal voids
US9764292B2 (en) 2014-02-28 2017-09-19 Pall Corporation Porous polymeric membrane with high void volume
US9610548B2 (en) * 2014-02-28 2017-04-04 Pall Corporation Composite porous polymeric membrane with high void volume
US9302228B2 (en) 2014-02-28 2016-04-05 Pall Corporation Charged porous polymeric membrane with high void volume
US9776142B2 (en) 2014-02-28 2017-10-03 Pall Corporation Porous polymeric membrane with high void volume
US9446355B2 (en) 2014-02-28 2016-09-20 Pall Corporation Porous polymeric membrane with high void volume
US20150246320A1 (en) * 2014-02-28 2015-09-03 Pall Corporation Porous polymeric membrane with high void volume
US9790422B2 (en) 2014-04-30 2017-10-17 Preferred Technology, Llc Proppant mixtures
US9862881B2 (en) 2015-05-13 2018-01-09 Preferred Technology, Llc Hydrophobic coating of particulates for enhanced well productivity
WO2016183313A1 (en) 2015-05-13 2016-11-17 Preferred Technology, Llc High performance proppants
US10629800B2 (en) 2016-08-05 2020-04-21 Wisconsin Alumni Research Foundation Flexible compact nanogenerators based on mechanoradical-forming porous polymer films
US11208591B2 (en) 2016-11-16 2021-12-28 Preferred Technology, Llc Hydrophobic coating of particulates for enhanced well productivity
US10696896B2 (en) 2016-11-28 2020-06-30 Prefferred Technology, Llc Durable coatings and uses thereof
CN108261929B (zh) * 2016-12-29 2021-04-02 湖南尔康明胶有限公司 一种明胶薄膜的制备方法
CN109876677A (zh) * 2019-04-16 2019-06-14 济宁安瑞生物科技有限公司 一种香兰素耐溶剂复合纳滤膜及其制备方法和用途
CN115105975B (zh) * 2022-04-28 2024-07-23 西安建筑科技大学 聚电解质夹心磁响应式聚哌嗪酰胺复合纳滤膜及制备方法
JP2024030266A (ja) * 2022-08-24 2024-03-07 東京応化工業株式会社 多孔質膜
CN115178105A (zh) * 2022-08-25 2022-10-14 中国矿业大学 一种生物驻极体在聚乳酸纳米纤维表面均分布的长效过滤膜及其制备方法

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US2840741A (en) * 1954-11-01 1958-06-24 Westinghouse Electric Corp Electroluminescent cell
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Also Published As

Publication number Publication date
CA1107922A (en) 1981-09-01
IL55011A0 (en) 1978-08-31
EP0000687B1 (de) 1981-09-16
PT68212A (de) 1978-07-01
DE2861072D1 (en) 1981-12-03
GR64587B (en) 1980-04-18
IT7825737A0 (it) 1978-07-14
EP0000687A1 (de) 1979-02-07
AU3754678A (en) 1980-01-03
IT1097184B (it) 1985-08-26
JPS5420970A (en) 1979-02-16
CH625966A5 (no) 1981-10-30
IL55011A (en) 1981-05-20
US4177228A (en) 1979-12-04
ES471714A1 (es) 1979-02-01
DK293578A (da) 1979-01-16
FI782208A (fi) 1979-01-16
NO782448L (no) 1979-01-16

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