KR101514665B1 - 고강도 및 고투과성 다중층 중공사막 및 이의 제조방법 - Google Patents

고강도 및 고투과성 다중층 중공사막 및 이의 제조방법 Download PDF

Info

Publication number
KR101514665B1
KR101514665B1 KR1020110119646A KR20110119646A KR101514665B1 KR 101514665 B1 KR101514665 B1 KR 101514665B1 KR 1020110119646 A KR1020110119646 A KR 1020110119646A KR 20110119646 A KR20110119646 A KR 20110119646A KR 101514665 B1 KR101514665 B1 KR 101514665B1
Authority
KR
South Korea
Prior art keywords
binder
resin component
hollow fiber
layer
fiber membrane
Prior art date
Application number
KR1020110119646A
Other languages
English (en)
Korean (ko)
Other versions
KR20130053930A (ko
Inventor
박주영
이창호
이수민
오현환
이준석
김민정
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020110119646A priority Critical patent/KR101514665B1/ko
Priority to PCT/KR2012/009595 priority patent/WO2013073831A1/fr
Publication of KR20130053930A publication Critical patent/KR20130053930A/ko
Application granted granted Critical
Publication of KR101514665B1 publication Critical patent/KR101514665B1/ko

Links

Images

Classifications

    • 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
    • B01D69/08—Hollow fibre membranes
    • B01D69/087—Details relating to the spinning process
    • B01D69/088—Co-extrusion; Co-spinning
    • 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
    • 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
    • B01D67/0018—Thermally induced processes [TIPS]
    • 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
    • B01D69/08—Hollow fibre membranes
    • 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
    • B01D69/08—Hollow fibre membranes
    • B01D69/085—Details relating to the spinneret
    • 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
    • B01D69/08—Hollow fibre membranes
    • B01D69/087—Details relating to the spinning process
    • 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
    • B01D69/107—Organic support material
    • 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
    • B01D69/1216—Three or more layers
    • 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
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/34—Polyvinylidene fluoride
    • 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
    • B01D71/48—Polyesters
    • 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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • B01D71/643—Polyether-imides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/26—Spraying processes
    • 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
    • B01D2325/24—Mechanical properties, e.g. strength

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
KR1020110119646A 2011-11-16 2011-11-16 고강도 및 고투과성 다중층 중공사막 및 이의 제조방법 KR101514665B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020110119646A KR101514665B1 (ko) 2011-11-16 2011-11-16 고강도 및 고투과성 다중층 중공사막 및 이의 제조방법
PCT/KR2012/009595 WO2013073831A1 (fr) 2011-11-16 2012-11-14 Membrane à fibre creuse multi-couches ayant une résistance élevée et une perméabilité élevée et son procédé de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110119646A KR101514665B1 (ko) 2011-11-16 2011-11-16 고강도 및 고투과성 다중층 중공사막 및 이의 제조방법

Publications (2)

Publication Number Publication Date
KR20130053930A KR20130053930A (ko) 2013-05-24
KR101514665B1 true KR101514665B1 (ko) 2015-04-24

Family

ID=48429843

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110119646A KR101514665B1 (ko) 2011-11-16 2011-11-16 고강도 및 고투과성 다중층 중공사막 및 이의 제조방법

Country Status (2)

Country Link
KR (1) KR101514665B1 (fr)
WO (1) WO2013073831A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102123624B1 (ko) * 2013-10-25 2020-06-16 주식회사 엘지화학 분리막
CN105344254B (zh) * 2015-11-10 2017-12-01 华南理工大学 一种高强度三元梯度结构pvdf管式超滤膜及制备方法
KR102004904B1 (ko) * 2017-07-28 2019-07-30 한국과학기술연구원 폴리이미드계 고분자 화합물 및 폴리설폰계 고분자 화합물에 기반한 다중층 중공사막 및 그의 제조방법
CN110479115A (zh) * 2019-05-30 2019-11-22 江苏滤盾膜科技有限公司 一种mabr用中空纤维膜制备方法
KR102101026B1 (ko) * 2019-10-24 2020-04-20 본제이워터스 주식회사 균일한 코팅층을 갖는 브레이드 보강 분리막의 제조방법

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008161755A (ja) 2006-12-27 2008-07-17 Mitsubishi Rayon Co Ltd 中空糸膜の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3432263B2 (ja) * 1994-01-31 2003-08-04 株式会社トクヤマ 複層微多孔性中空糸膜
KR0129816B1 (ko) * 1994-06-17 1998-04-08 하기주 이성분 중공사막의 제조방법
KR100508692B1 (ko) * 2003-12-22 2005-08-17 한국화학연구원 다공성 세라믹 중공사 무기막 지지체 제조방법
KR20070113375A (ko) * 2006-05-23 2007-11-29 명지대학교 산학협력단 비대칭 폴리불화비닐리덴계 다공성 중공사막 및 이의제조방법

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008161755A (ja) 2006-12-27 2008-07-17 Mitsubishi Rayon Co Ltd 中空糸膜の製造方法

Also Published As

Publication number Publication date
KR20130053930A (ko) 2013-05-24
WO2013073831A1 (fr) 2013-05-23

Similar Documents

Publication Publication Date Title
Xia et al. Structure design and applications of dual-layer polymeric membranes
EP2316561B1 (fr) Membranes capillaires autoportantes avec renfort longitudinal
EP1321178B1 (fr) Membrane en forme de fibre creuse renforcée par cordon
JP5100213B2 (ja) 微孔質多層膜及びその形成方法
KR101514665B1 (ko) 고강도 및 고투과성 다중층 중공사막 및 이의 제조방법
KR100941175B1 (ko) 고 강도 및 고 수투과율을 갖는 수처리용 폴리불화비닐리덴계 중공사막의 제조방법
CN101316646B (zh) 编织物增强的复合空心纤维膜
KR101462939B1 (ko) 친수성 폴리불화비닐리덴계 중공사 분리막 및 이의 제조방법
JPH0586249B2 (fr)
CN105169974B (zh) 一种中空纤维纳滤膜及其制备方法
KR101758906B1 (ko) 이중층 한외여과 중공사막 및 그 제조방법
KR101269574B1 (ko) 열유도 상 분리법을 이용하여 제조된 아세틸화된 알킬 셀룰로스 분리막과 이의 제조방법
KR20180069724A (ko) 필터여재, 이의 제조방법 및 이를 포함하는 필터유닛
KR101381080B1 (ko) 열유도상분리에 의한 지지층과 비용매유도상분리에 의한 친수화 활성층으로 이루어진 복층구조의 친수성 중공사막 및 이의 제조방법
US11185828B2 (en) Method for preparing isoporous hollow fiber composite membranes
KR20150078596A (ko) 복합 중공사막 및 그 제조방법
KR101321362B1 (ko) 고강도 분리막 및 이의 제조방법
KR101434166B1 (ko) 고성능 중공사 분리막의 제조방법 및 중공사 제조용 빈용매
KR20100079630A (ko) 투수도 및 기계적 강도가 개선된 한외여과막 및 그의 제조방법
KR20070102011A (ko) 고수투과성 폴리불화비닐리덴계 다공성 중공사막 및 이의제조방법
KR100977397B1 (ko) 환형편직물로 지지되는 대칭형 다공성 중공사막 및 그제조방법
KR101355017B1 (ko) 고성능 중공사 분리막 및 그의 제조방법
KR20180079143A (ko) 복합 중공사막 및 그 제조방법
KR20230167781A (ko) 고투과량 나노여과막 및 이의 제조방법
KR20240098342A (ko) 직수 정수기용 중공사 역삼투 복합막의 다공성 고분자 지지체 및 그 제조방법

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E90F Notification of reason for final refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20180323

Year of fee payment: 4

FPAY Annual fee payment

Payment date: 20190401

Year of fee payment: 5