KR102270472B9 - 분리막, 수처리 모듈, 분리막의 제조 방법 및 분리막의 활성층 개질용 조성물 - Google Patents

분리막, 수처리 모듈, 분리막의 제조 방법 및 분리막의 활성층 개질용 조성물

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Publication number
KR102270472B9
KR102270472B9 KR20180118249A KR20180118249A KR102270472B9 KR 102270472 B9 KR102270472 B9 KR 102270472B9 KR 20180118249 A KR20180118249 A KR 20180118249A KR 20180118249 A KR20180118249 A KR 20180118249A KR 102270472 B9 KR102270472 B9 KR 102270472B9
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KR
South Korea
Prior art keywords
membrane
composition
active layer
water treatment
treatment module
Prior art date
Application number
KR20180118249A
Other languages
English (en)
Other versions
KR102270472B1 (ko
KR20200038702A (ko
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 filed Critical
Priority to KR1020180118249A priority Critical patent/KR102270472B1/ko
Publication of KR20200038702A publication Critical patent/KR20200038702A/ko
Application granted granted Critical
Publication of KR102270472B1 publication Critical patent/KR102270472B1/ko
Publication of KR102270472B9 publication Critical patent/KR102270472B9/ko

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Classifications

    • 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
    • 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
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • 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
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • 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
    • B01D69/1213—Laminated layers
    • 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
    • B01D69/1214—Chemically bonded layers, e.g. cross-linking
    • 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
    • B01D69/1216—Three or more layers
    • 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
    • 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
    • B01D2321/281—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling by applying a special coating to the membrane or to any module element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • 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
KR1020180118249A 2018-10-04 2018-10-04 분리막, 수처리 모듈, 분리막의 제조 방법 및 분리막의 활성층 개질용 조성물 KR102270472B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020180118249A KR102270472B1 (ko) 2018-10-04 2018-10-04 분리막, 수처리 모듈, 분리막의 제조 방법 및 분리막의 활성층 개질용 조성물

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020180118249A KR102270472B1 (ko) 2018-10-04 2018-10-04 분리막, 수처리 모듈, 분리막의 제조 방법 및 분리막의 활성층 개질용 조성물

Publications (3)

Publication Number Publication Date
KR20200038702A KR20200038702A (ko) 2020-04-14
KR102270472B1 KR102270472B1 (ko) 2021-06-28
KR102270472B9 true KR102270472B9 (ko) 2021-09-17

Family

ID=70291765

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020180118249A KR102270472B1 (ko) 2018-10-04 2018-10-04 분리막, 수처리 모듈, 분리막의 제조 방법 및 분리막의 활성층 개질용 조성물

Country Status (1)

Country Link
KR (1) KR102270472B1 (ko)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10228148B4 (de) * 2002-06-24 2006-08-24 Saehan Industries Inc. Selektive Membran mit hoher Fouling-Beständigkeit
KR20100003799A (ko) * 2008-07-02 2010-01-12 웅진케미칼 주식회사 높은 안티파울링성을 가지는 선택적 분리막 및 그의제조방법
US8614288B2 (en) 2011-06-17 2013-12-24 Uop Llc Polyimide gas separation membranes
KR102101061B1 (ko) * 2017-01-20 2020-04-14 주식회사 엘지화학 역삼투막 제조용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈
KR102375568B1 (ko) * 2017-03-24 2022-03-16 도레이첨단소재 주식회사 2가 양이온에 대한 선택적 제거능을 가지는 코팅 조성물 및 이를 이용한 분리막

Also Published As

Publication number Publication date
KR102270472B1 (ko) 2021-06-28
KR20200038702A (ko) 2020-04-14

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GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]