ES2110958T3 - Separacion de gases por medio de membranas adsorbentes. - Google Patents

Separacion de gases por medio de membranas adsorbentes.

Info

Publication number
ES2110958T3
ES2110958T3 ES90121320T ES90121320T ES2110958T3 ES 2110958 T3 ES2110958 T3 ES 2110958T3 ES 90121320 T ES90121320 T ES 90121320T ES 90121320 T ES90121320 T ES 90121320T ES 2110958 T3 ES2110958 T3 ES 2110958T3
Authority
ES
Spain
Prior art keywords
gases
separation
separation process
membranes
components
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES90121320T
Other languages
English (en)
Inventor
Madhukar Bhaskara Rao
Shivaji Sircar
Timothy Christopher Golden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air Products and Chemicals Inc
Original Assignee
Air Products and Chemicals Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23732930&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2110958(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Products and Chemicals Inc filed Critical Air Products and Chemicals Inc
Application granted granted Critical
Publication of ES2110958T3 publication Critical patent/ES2110958T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B9/00—Simulators for teaching or training purposes
    • 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
    • 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
    • B01D53/229—Integrated processes (Diffusion and at least one other process, e.g. adsorption, absorption)
    • 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
    • B01D67/0039—Inorganic membrane manufacture
    • B01D67/0072—Inorganic membrane manufacture by deposition from the gaseous phase, e.g. sputtering, CVD, PVD
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/108—Inorganic 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
    • 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
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix 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
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/147—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing embedded adsorbents
    • 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
    • B01D71/02—Inorganic material
    • 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
    • B01D71/02—Inorganic material
    • B01D71/028—Molecular sieves
    • B01D71/0281—Zeolites
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G70/00—Working-up undefined normally gaseous mixtures obtained by processes covered by groups C10G9/00, C10G11/00, C10G15/00, C10G47/00, C10G51/00
    • C10G70/04—Working-up undefined normally gaseous mixtures obtained by processes covered by groups C10G9/00, C10G11/00, C10G15/00, C10G47/00, C10G51/00 by physical processes
    • C10G70/045—Working-up undefined normally gaseous mixtures obtained by processes covered by groups C10G9/00, C10G11/00, C10G15/00, C10G47/00, C10G51/00 by physical processes using membranes, e.g. selective permeation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B9/00—Simulators for teaching or training purposes
    • G09B9/003—Simulators for teaching or training purposes for military purposes and tactics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/16—Hydrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/24—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/082—Cooling
    • 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
    • B01D2323/2181—Inorganic additives
    • B01D2323/21813—Metal oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02833—Pore size more than 10 and up to 100 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Theoretical Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Business, Economics & Management (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

SE EXPONE UN COMPUESTO DE MEMBRANAS SEMIPERMEABLES QUE COMPRENDEN UN MATERIAL DE ABSORCION POROSO SOSTENIDO POR UN SUSTRATO POROSO, PARA UTILIZACION EN UN PROCESO PARA LA SEPARACION DE MEZCLAS DE GASES MULTICOMPONENTES. EN EL PROCESO DE SEPARACION, UNO O MAS COMPONENTES PRIMARIOS DE ABSORCION DENTRO DE LOS POROS DEL MATERIAL DE ABSORCION Y SE DIFUMINAN MEDIANTE EL FLUJO DE LA SUPERFICIE A TRAVES DE LA MEMBRANA PARA PRODUCIR UNA CORRIENTE PERMEABLE ENRIQUECIDA EN UNO O MAS COMPONENTES PRIMARIOS. SE DESCRIBEN LOS METODOS PARA FABRICAR LAS MEMBRANAS COMPUESTAS .
ES90121320T 1989-11-14 1990-11-07 Separacion de gases por medio de membranas adsorbentes. Expired - Lifetime ES2110958T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43656689A 1989-11-14 1989-11-14

Publications (1)

Publication Number Publication Date
ES2110958T3 true ES2110958T3 (es) 1998-03-01

Family

ID=23732930

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90121320T Expired - Lifetime ES2110958T3 (es) 1989-11-14 1990-11-07 Separacion de gases por medio de membranas adsorbentes.

Country Status (6)

Country Link
EP (1) EP0428052B1 (es)
KR (1) KR930001603B1 (es)
CA (1) CA2029484C (es)
DE (1) DE69031973T2 (es)
ES (1) ES2110958T3 (es)
MY (1) MY104776A (es)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4143331A1 (de) * 1991-03-06 1992-10-08 Deutsche Forsch Luft Raumfahrt Verfahren und vorrichtung zum transportieren von gasen und/oder von durch dissoziation an oberflaechen entstandenen gasmolekuel-bruchstuecken durch oberflaechendiffusion
JPH05105420A (ja) * 1991-03-29 1993-04-27 Ngk Insulators Ltd ゼオライト結晶体の合成膜およびその製造方法
DE4117284A1 (de) * 1991-05-27 1992-12-03 Studiengesellschaft Kohle Mbh Verfahren zur herstellung von mikroporoesen keramikmembranen fuer die trennung von gas- und fluessigkeitsgemischen
TW242120B (es) * 1992-06-24 1995-03-01 Air Prod & Chem
IL105442A (en) * 1993-04-19 1996-01-19 Carbon Membranes Ltd Method for the separation of gases at low temperatures
AU6941494A (en) * 1993-07-27 1995-02-28 University Of Arizona, The Reactive membrane for filtration and purification of gases of impurities and method utilizing the same
US5332424A (en) * 1993-07-28 1994-07-26 Air Products And Chemicals, Inc. Hydrocarbon fractionation by adsorbent membranes
WO1996034677A1 (en) * 1995-05-03 1996-11-07 Pall Corporation Devices and methods related to the filtration and/or purification of fluids
US5634354A (en) * 1996-05-08 1997-06-03 Air Products And Chemicals, Inc. Olefin recovery from olefin-hydrogen mixtures
US5897915A (en) * 1996-10-28 1999-04-27 Corning Incorporated Coated substrates, method for producing same, and use therefor
ES2151781B1 (es) * 1997-05-14 2001-08-16 Consejo Superior Investigacion Procedimiento para la preparacion de membranas de carbono.
ES2151815B1 (es) * 1998-05-18 2001-08-16 Consejo Superior Investigacion Procedimiento para la preparacion de membranas de carbono para la separacion de gases permanentes.
DE19849216A1 (de) 1998-10-26 2000-04-27 Andreas Noack Verfahren und Vorrichtung zur Trennung von Fluidgemischen (Thermomembranverfahren)
ES2155381B1 (es) * 1999-04-15 2001-12-01 Consejo Superior Investigacion Procedimiento para la preparacion de membranas de carbono para la separacion de gases.
US7465692B1 (en) 2000-03-16 2008-12-16 Pall Corporation Reactive media, methods of use and assemblies for purifying
DE60116298T2 (de) 2000-06-22 2006-08-31 E.I. Dupont De Nemours And Co., Wilmington Nanopröse kohlenstoffmebran mt zusammengesetzter matrix
DE10051910A1 (de) 2000-10-19 2002-05-02 Membrana Mundi Gmbh Flexible, poröse Membranen und Adsorbentien, und Verfahren zu deren Herstellung
KR100466250B1 (ko) * 2002-09-30 2005-01-14 한국과학기술원 다양한 형태의 콜로이드 결정 및 다공성 구조체의 제조방법
DE102006034601B3 (de) * 2006-07-26 2008-02-07 Schmidt, Klaus, Prof. Dr. Rückhaltung von Edelgasen im Atemgas bei beatmeten Patienten mit Hilfe von Membranseparation
US8118914B2 (en) * 2008-09-05 2012-02-21 Alstom Technology Ltd. Solid materials and method for CO2 removal from gas stream
US10076620B2 (en) 2012-12-22 2018-09-18 Dmf Medical Incorporated Anesthetic circuit having a hollow fiber membrane
KR101634653B1 (ko) * 2014-03-26 2016-06-29 국방과학연구소 분석대상가스 농축용 흡착제 및 제조방법, 분석대상가스의 검출방법
US10086337B2 (en) 2014-11-30 2018-10-02 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Composite carbon molecular sieve membranes having anti-substructure collapse particles loaded in a core thereof
RU2596257C1 (ru) 2015-04-29 2016-09-10 Открытое акционерное общество "Нефтяная компания "Роснефть" Способ фракционирования смесей низкомолекулярных углеводородов с использованием капиллярной конденсации на микропористых мембранах
TW201733664A (zh) * 2015-11-13 2017-10-01 艾克頌美孚研究工程公司 烴逆滲透膜及分離
US11007488B2 (en) * 2016-03-16 2021-05-18 Dow Global Technologies Llc Separation of gases via carbonized vinylidene chloride copolymer gas separation membranes and processes therefor
CN113453790B (zh) * 2019-01-25 2025-01-07 陶氏环球技术有限责任公司 由碳形成聚合物-聚偏二氯乙烯共聚物共混物生产的碳分子筛膜
CN114370596B (zh) * 2021-12-08 2023-07-14 中国航空工业集团公司北京长城计量测试技术研究所 一种提升碱金属纯度的气室及实现方法
CN114956057B (zh) * 2022-06-24 2023-07-04 闪速优科(深圳)新材料有限公司 一种柔性石墨烯薄膜的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924630A (en) * 1957-06-28 1960-02-09 Union Oil Co Fluid diffusion fractionation
NL236452A (es) * 1958-02-24 1900-01-01
FR2079460A5 (en) * 1970-02-02 1971-11-12 Rhone Poulenc Sa Polyorganosiloxane elastomer membranes - contng zeolite for gaseous separation procedures in conventional appts
US4230463A (en) * 1977-09-13 1980-10-28 Monsanto Company Multicomponent membranes for gas separations
JPS585688B2 (ja) * 1979-03-09 1983-02-01 若尾 法昭 クヌッセン細孔拡散膜の移動式ガス混合物成分濃縮装置
JPS6028826A (ja) * 1983-07-26 1985-02-14 Hiroshi Suzuki かご型ゼオライト薄膜表層を有する複合膜及びその製造法
US4685940A (en) * 1984-03-12 1987-08-11 Abraham Soffer Separation device
JPH0628706B2 (ja) * 1984-10-30 1994-04-20 宏志 鈴木 ゼオライト，層間利用化合物又は結晶格子間利用化合物を多孔質支持体の細孔内に保有する複合体及びその製造法
JPH0824815B2 (ja) * 1987-08-21 1996-03-13 住友精化株式会社 ガスの分離方法
FR2625690B1 (fr) * 1988-01-11 1993-04-23 Inst Francais Du Petrole Procede de separation des constituants d'un melange en phase gazeuse au moyen d'une membrane composite

Also Published As

Publication number Publication date
KR930001603B1 (ko) 1993-03-06
EP0428052A2 (en) 1991-05-22
DE69031973T2 (de) 1998-04-30
EP0428052A3 (en) 1991-09-11
DE69031973D1 (de) 1998-02-26
KR910009328A (ko) 1991-06-28
CA2029484A1 (en) 1991-05-15
EP0428052B1 (en) 1998-01-21
MY104776A (en) 1994-05-31
CA2029484C (en) 1999-04-27

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