KR950000201A - 유체 분리 복합막의 제조 및 사용방법 - Google Patents

유체 분리 복합막의 제조 및 사용방법 Download PDF

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KR950000201A
KR950000201A KR1019940015733A KR19940015733A KR950000201A KR 950000201 A KR950000201 A KR 950000201A KR 1019940015733 A KR1019940015733 A KR 1019940015733A KR 19940015733 A KR19940015733 A KR 19940015733A KR 950000201 A KR950000201 A KR 950000201A
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forming material
gas
film forming
additive
layer
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빅손 벤자민
캣츠 넬슨 조이스
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조안 엠. 젤사
프랙스에어 테크놀로지, 인코포레이티드
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    • 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
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • 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
    • 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
    • B01D67/009—After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma
    • 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
    • B01D67/0095—Drying
    • 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
    • B01D69/12—Composite membranes; Ultra-thin 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
    • B01D69/12—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
    • B01D71/52—Polyethers
    • B01D71/522—Aromatic polyethers
    • B01D71/5223—Polyphenylene oxide, phenyl ether polymers or polyphenylethers
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0229—Purification or separation processes
    • C01B13/0248—Physical processing only
    • C01B13/0251—Physical processing only by making use of membranes
    • C01B13/0255—Physical processing only by making use of membranes characterised by the type of membrane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
    • C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/218—Additive materials
    • B01D2323/2182—Organic additives
    • B01D2323/21839—Polymeric additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/05—Methods of making filter

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
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Abstract

다층 복합막은 내부 기체 분리층과 외부 결합 실링층을 제공하는 1단계 코팅 방법에 의해 제조된다.

Description

유체 분리 복합막의 제조 및 사용방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (20)

  1. (a) 용매 시스템내의 5wt/v% 이상의 중합체 기체 또는 증기 분리막 형성물질, 및 막 형성물질의 중량을 기저로 하여 약 20중량%의 폴리실록산을 포함하는 적어도 하나의 첨가제를 포함하는 코팅 용액을 기판에 도포하는 단계, 및 (b) 기판상에서 얇은 코팅 층을 건조시켜, 중하체 막 형성물질의 적어도 하나의 내부 분리층을 가지는 다층 복합막을 형성하고, 상기 내부 분리층 위에 상기 첨가제의 외부 보호층 및 기판에 침전된 막의 기체 또는 증기 분리특성을 실질적으로 결정하여 외부 보호층이 결함으로부터 분리층을 보호하는 작용을 하는 단계를 포함하는 다층 복합막 제조방법.
  2. 제1항에 있어서, 내부 분리층 80%이상의 전체 두께를 갖는 코팅으로 이루어지며, 외부 결합 실링층이 20% 이하의 전체 두께를 갖는 코팅으로 이루어지는 것을 특징으로 하는 제조방법.
  3. 제1항에 있어서, 코팅 용액에서의 막 형성물질의 농도가 약 2wt/v%인 것을 특징으로 하는 제조방법.
  4. 제1항에 있어서, 코팅 용액내의 첨가제 농도가 코팅 용액내의 막 형성물질의 중량을 기저로 5중량%미만인 것을 특징으로 하는 제조방법.
  5. 제4항에 있어서, 첨가제의 농도가 막 형성물질의 중량을 기저로 2중량% 미만인 것을 특징으로 하는 제조방법.
  6. 제1항에 있어서, 첨가제가 적어도 약 50% 실록산 유니트를 포함하는 폴리실록산을 포함하는 것을 특징으로 하는 제조방법.
  7. 제6항에 있어서, 첨가제가 아미노 작용기 폴리실록산을 포함하는 것을 특징으로 하는 제조방법.
  8. 제6항에 있어서, 첨가제가 교차결함할 수 있는 반응성 작용기를 포함하는 것을 특징으로 하는 제조방법.
  9. 제1항에 있어서, 막 형성물질이 술폰화 폴리술폰을 포함하는 것을 특징으로 하는 제조방법.
  10. 제1항에 있어서, 막 형성물질이 술폰화 폴리(페닐렌 산화물)을 포함하는 것을 특징으로 하는 제조방법.
  11. (a)(1) 용매 시스템내의 5wt/v% 이상의 중합체 기체 또는 증기 분리막 형성물질, 및 막 형성물질의 기저로 하여 약 20중량%의 폴리실록산을 포함하는 적어도 하나의 첨가제를 포함하는 코팅 용액을 기판에 도포하는 과정, 및 (2) 기판상에 얇은 코팅층을 건조시켜, 중합체 막 형성물질의 적어도 하나의 내부 분리층을 가지는 다층 복합막을 형성하고, 상기 내부 분리층 위에 상기 첨가제의 외부 보호층 및 기판에 침전된 막의 기체 또는 증기 분리 특성을 실질적으로 결정하는 과정을 포함하는 방법에 의해 제조되는 다층 복합막과 공급기체 또는 증기혼합물을 접촉시키는 단계, (b) 침투성 기체로서 다층 복합막으로부터 원료 혼합물의 침투성이 큰 성분을 배출하는 단계, 및 (c) 불-침투성 기체로서 다층 복합막으로부터 원료 혼합물의 침투성이 적은 성분을 회수하며, 외부 보호층이 결함으로부터 내부 분리층을 보호하게 하여, 막의 선택적 침투성 수행능을 증가시키게 하는 단계를 포함하는 기체 또는 증기 혼합물 분리방법.
  12. 제11항에 있어서, 상기 기체 혼합물이 공기이며, 산소가 더 큰 침투성 성분이며, 질소가 더 적은 침투성 성분인 것을 특징으로 하는 분리방법.
  13. 제11항에 있어서, 공급기체 혼합물이 수소가 더 큰 침투성 성분인 수소-함유 스트림을 포함하는 것을 특징으로 하는 분리방법.
  14. 제11항에 있어서, 내부 분리층이 80% 이상의 전체 두께를 가지는 코팅으로 이루어지며, 외부 결합실링층이 20% 이하의 전체 두께를 갖는 코팅으로 이루어지는 것을 특징으로 하는 제조방법.
  15. 제11항에 있어서, 상기 다층 복합막이 중공 섬유막을 포함하는 것을 특징으로 하는 제조방법.
  16. 제11항에 있어서, 상기 막 형성물질이 술폰화 폴리술폰인 것을 특징으로 하는 제조방법.
  17. 제11항에 있어서, 상기 막 형성물질이 술폰화 폴리(페닐렌 산화물)인 것을 특징으로 하는 제조방법.
  18. 제17항에 있어서, 상기 막 형성물질이 술폰화 폴리(페닐렌 산화물)의 리튬염 형태를 포함하는 것을 특징으로 하는 제조방법.
  19. 제11항에 있어서, 첨가제가 교차결합 가능한 반응성 작용기를 포함하는 것을 특징으로 하는 제조방법.
  20. 제15항에 있어서, 공급기체 또는 증기 혼합물이 다층 복합막을 접하여 그 공급단부로부터 중공유의 보어를 통해 통과하며, 침투기체가 막의 중공섬유의 바깥쪽 침투면에서 회수되고, 불-침투 기체가 그 공급 단부 반대쪽 출구 단부에서 중공섬유의 보어로부터 회수되는 것을 특징으로 하는 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940015733A 1993-06-30 1994-06-29 유체 분리 복합막의 제조 및 사용방법 KR950000201A (ko)

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US08/083,604 US5356459A (en) 1993-06-30 1993-06-30 Production and use of improved composite fluid separation membranes
US08/083,604 1993-06-30

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US (1) US5356459A (ko)
EP (1) EP0631806B1 (ko)
JP (1) JP2907316B2 (ko)
KR (1) KR950000201A (ko)
CN (1) CN1050771C (ko)
BR (1) BR9402588A (ko)
CA (1) CA2127033A1 (ko)
DE (1) DE69410019T2 (ko)
MX (1) MXPA94004945A (ko)

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US5356459A (en) 1994-10-18
CN1050771C (zh) 2000-03-29
DE69410019D1 (de) 1998-06-10
JPH0724274A (ja) 1995-01-27
EP0631806A2 (en) 1995-01-04
BR9402588A (pt) 1995-03-28
EP0631806A3 (en) 1995-03-01
JP2907316B2 (ja) 1999-06-21
EP0631806B1 (en) 1998-05-06
CA2127033A1 (en) 1994-12-31
CN1100001A (zh) 1995-03-15
DE69410019T2 (de) 1998-11-19

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