SG154431A1 - Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment - Google Patents

Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment

Info

Publication number
SG154431A1
SG154431A1 SG200904448-8A SG2009044488A SG154431A1 SG 154431 A1 SG154431 A1 SG 154431A1 SG 2009044488 A SG2009044488 A SG 2009044488A SG 154431 A1 SG154431 A1 SG 154431A1
Authority
SG
Singapore
Prior art keywords
permeable membrane
increasing
rejection
agent
membrane
Prior art date
Application number
SG200904448-8A
Other languages
English (en)
Inventor
Takahiro Kawakatsu
Nobuhiro Orita
Kunihiro Hayakawa
Original Assignee
Kurita Water Ind 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 Kurita Water Ind Ltd filed Critical Kurita Water Ind Ltd
Publication of SG154431A1 publication Critical patent/SG154431A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/027—Nanofiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/16—Feed pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • 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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K2217/00—Genetically modified animals
    • A01K2217/05—Animals comprising random inserted nucleic acids (transgenic)
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K2227/00—Animals characterised by species
    • A01K2227/10—Mammal
    • A01K2227/105—Murine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/12—Addition of chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/168—Use of other chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/28—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling by soaking or impregnating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/02—Hydrophilization
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/14—Membrane materials having negatively charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/16—Membrane materials having positively charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/18—Membrane materials having mixed charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/28—Degradation or stability over time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—Molecular weight or degree of polymerisation
    • 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
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • 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
    • C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
SG200904448-8A 2004-10-18 2005-10-17 Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment SG154431A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004303125A JP4868108B2 (ja) 2004-10-18 2004-10-18 透過膜の阻止率向上剤、阻止率向上方法、透過膜及び水処理方法

Publications (1)

Publication Number Publication Date
SG154431A1 true SG154431A1 (en) 2009-08-28

Family

ID=36203092

Family Applications (2)

Application Number Title Priority Date Filing Date
SG200904447-0A SG154430A1 (en) 2004-10-18 2005-10-17 Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment
SG200904448-8A SG154431A1 (en) 2004-10-18 2005-10-17 Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SG200904447-0A SG154430A1 (en) 2004-10-18 2005-10-17 Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatment

Country Status (11)

Country Link
US (1) US8025159B2 (de)
EP (2) EP2243543B1 (de)
JP (1) JP4868108B2 (de)
KR (1) KR101287703B1 (de)
CN (2) CN102755838A (de)
AT (1) ATE503563T1 (de)
DE (1) DE602005027234D1 (de)
ES (1) ES2362360T3 (de)
SG (2) SG154430A1 (de)
TW (1) TWI396584B (de)
WO (1) WO2006043684A1 (de)

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KR100784356B1 (ko) 2006-06-21 2007-12-13 추광호 질산성 질소 및 보론을 포함한 이온성물질을 제거하는수질정화방법
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JP2008036605A (ja) * 2006-08-10 2008-02-21 Kurita Water Ind Ltd 純水製造装置および純水製造方法
JPWO2008059824A1 (ja) * 2006-11-16 2010-03-04 栗田工業株式会社 水処理装置および水処理方法
JP2008132421A (ja) * 2006-11-28 2008-06-12 Kurita Water Ind Ltd 水処理装置および水処理方法
JP4765929B2 (ja) * 2006-12-22 2011-09-07 栗田工業株式会社 透過膜の阻止率向上方法、透過膜処理方法および透過膜装置
JPWO2008090854A1 (ja) * 2007-01-24 2010-05-20 栗田工業株式会社 逆浸透膜処理方法
JP2008238121A (ja) * 2007-03-28 2008-10-09 Kurita Water Ind Ltd 透過膜の阻止率向上方法、阻止率向上透過膜、透過膜処理方法および装置
JP4872813B2 (ja) * 2007-06-08 2012-02-08 栗田工業株式会社 透過膜の阻止率向上方法および透過膜処理方法
WO2009044655A1 (ja) * 2007-10-01 2009-04-09 Kurita Water Industries Ltd. 逆浸透膜、逆浸透膜装置及び逆浸透膜の親水化処理方法
JP5568835B2 (ja) * 2007-10-01 2014-08-13 栗田工業株式会社 逆浸透膜、逆浸透膜装置及び逆浸透膜の親水化処理方法
JP4968027B2 (ja) * 2007-11-30 2012-07-04 栗田工業株式会社 透過膜の阻止率向上方法、阻止率向上透過膜を用いる水処理方法および透過膜装置
CN102695555B (zh) * 2009-09-29 2015-11-25 栗田工业株式会社 提高透过膜阻止率的方法及透过膜
JP5346784B2 (ja) * 2009-11-25 2013-11-20 オルガノ株式会社 分離膜の製造方法、分離膜およびイオン排除性能を有する分離膜モジュール
PL2684598T3 (pl) 2011-03-09 2019-09-30 Kurita Water Industries Ltd. Sposób poprawiania współczynnika zatrzymania membrany do odwróconej osmozy oraz zastosowanie środka do obróbki do poprawiania współczynnika zatrzymania membrany do odwróconej osmozy
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JP6251953B2 (ja) 2012-12-28 2017-12-27 栗田工業株式会社 逆浸透膜の阻止率向上方法
WO2015116508A1 (en) 2014-01-31 2015-08-06 Dow Global Technologies Llc Composite polyamide membrane including cellulose-based quaternary ammonium coating
JP6065066B2 (ja) * 2015-06-30 2017-01-25 栗田工業株式会社 ボイラ用水処理装置及びボイラの運転方法
JP6256443B2 (ja) * 2015-09-30 2018-01-10 栗田工業株式会社 製品洗浄方法
WO2018091273A1 (en) 2016-11-16 2018-05-24 Basf Se New processes for treating water
KR102342446B1 (ko) * 2018-10-18 2021-12-22 주식회사 엘지화학 분리막 엘리먼트의 결함 검출 방법 및 분리막 엘리먼트 결함 검출 장치
JP7177452B2 (ja) 2019-10-24 2022-11-24 三菱重工業株式会社 酢酸セルロース膜用の脱塩性能回復剤及び酢酸セルロース膜の脱塩性能回復方法

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Also Published As

Publication number Publication date
TWI396584B (zh) 2013-05-21
WO2006043684A1 (ja) 2006-04-27
EP1808221A4 (de) 2008-06-18
KR101287703B1 (ko) 2013-07-24
SG154430A1 (en) 2009-08-28
EP2243543B1 (de) 2013-09-25
JP2006110520A (ja) 2006-04-27
ATE503563T1 (de) 2011-04-15
EP1808221B1 (de) 2011-03-30
CN101043934A (zh) 2007-09-26
EP1808221A1 (de) 2007-07-18
CN102755838A (zh) 2012-10-31
US20090032466A1 (en) 2009-02-05
ES2362360T3 (es) 2011-07-04
DE602005027234D1 (de) 2011-05-12
CN101043934B (zh) 2012-06-13
KR20070065441A (ko) 2007-06-22
US8025159B2 (en) 2011-09-27
JP4868108B2 (ja) 2012-02-01
EP2243543A1 (de) 2010-10-27
TW200624156A (en) 2006-07-16

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