JPS5410549B1 - - Google Patents

Info

Publication number
JPS5410549B1
JPS5410549B1 JP4287071A JP4287071A JPS5410549B1 JP S5410549 B1 JPS5410549 B1 JP S5410549B1 JP 4287071 A JP4287071 A JP 4287071A JP 4287071 A JP4287071 A JP 4287071A JP S5410549 B1 JPS5410549 B1 JP S5410549B1
Authority
JP
Japan
Prior art keywords
membranes
water
june
contact
membrane
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.)
Pending
Application number
JP4287071A
Other languages
English (en)
Japanese (ja)
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
Publication of JPS5410549B1 publication Critical patent/JPS5410549B1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
    • C07D309/40—Oxygen atoms attached in positions 3 and 4, e.g. maltol
    • 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
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/362—Pervaporation
    • 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
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/84—Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/786—Separation; Purification; Stabilisation; Use of additives by membrane separation process, e.g. pervaporation, perstraction, reverse osmosis
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP4287071A 1970-06-16 1971-06-15 Pending JPS5410549B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4680170A 1970-06-16 1970-06-16

Publications (1)

Publication Number Publication Date
JPS5410549B1 true JPS5410549B1 (enrdf_load_stackoverflow) 1979-05-08

Family

ID=21945467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4287071A Pending JPS5410549B1 (enrdf_load_stackoverflow) 1970-06-16 1971-06-15

Country Status (7)

Country Link
JP (1) JPS5410549B1 (enrdf_load_stackoverflow)
BE (1) BE768539A (enrdf_load_stackoverflow)
DE (1) DE2129734C3 (enrdf_load_stackoverflow)
FR (1) FR2096358A5 (enrdf_load_stackoverflow)
GB (1) GB1351188A (enrdf_load_stackoverflow)
IL (1) IL37060A (enrdf_load_stackoverflow)
NL (1) NL171534C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008515837A (ja) * 2004-10-08 2008-05-15 ティコナ ゲゼルシャフト ミット ベシュレンクテル ハフツング 環状ホルマールの製造及び脱水法

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1396091A (en) * 1971-02-18 1975-05-29 Babcock & Wilcox Ltd Semi-permeable membranes
FR2214675A1 (en) * 1973-01-23 1974-08-19 Rhone Poulenc Sa Reverse osmosis of aq. phenol solns - using a sulphonated polyarylether semi-permeable membrane
JPS5214584A (en) * 1975-07-25 1977-02-03 Asahi Glass Co Ltd Electrodialysis method of a base-containing solution
US4218312A (en) * 1975-12-01 1980-08-19 Monsanto Company Membrane separation of organics from aqueous solutions
EP0012557B1 (en) * 1978-12-06 1983-02-16 Abcor, Inc. Hydrophilic polymeric membranes, process for their preparation, their use as ultrafiltration membranes, and precursor membranes adapted to be converted thereto
JPS57212232A (en) * 1981-06-24 1982-12-27 Asahi Chem Ind Co Ltd Composite hydrophilic membrane and its preparation
DE3220570A1 (de) * 1982-06-01 1983-12-01 GFT Ingenieurbüro für Industrieanlagenbau, 6650 Homburg Mehrschichtige membran und ihre verwendung zur trennung von fluessigkeitsgemischen nach dem pervaporationsverfahren
EP0146655B1 (en) * 1983-12-14 1989-08-02 The Dow Chemical Company A process for separating mixtures of water and an organic compoundand a water-selective permeation membrane
US4851120A (en) * 1984-04-23 1989-07-25 The Dow Chemical Company Anionic polysaccharide separation membranes
GB8419174D0 (en) * 1984-07-27 1984-08-30 British Petroleum Co Plc Separation of water from organic liquids
GB2174619B (en) * 1985-05-07 1989-05-04 Us Energy Pervaporation separation of ethanol-water mixtures using polyacrylic acid composite membranes
FR2641984B1 (fr) * 1989-01-26 1991-12-06 Acome Soc Coop Travailleurs Procede de concentration par pervaporation d'un liquide aqueux contenant des composes organiques volatils ou entrainables a la vapeur d'eau
JP3171947B2 (ja) * 1991-09-03 2001-06-04 ダイセル化学工業株式会社 ポリアクリロニトリル共重合体選択透過膜およびその製造方法
FR2802829B1 (fr) * 1999-12-24 2002-05-17 Atofina Procede de concentration de solution d'hydrazine aqueuse et dispositif pour sa mise en oeuvre
US8366811B2 (en) * 2009-03-03 2013-02-05 Oridion Medical (1987) Ltd. Drying substances, preparation and use thereof
US8747752B2 (en) 2009-03-03 2014-06-10 Oridion Medical (1987) Ltd. Drying substances, preparation and use thereof
US9067035B2 (en) 2009-03-03 2015-06-30 Oridion Medical (1987) Ltd. Drying substances, preparation and use thereof
CN113321597B (zh) * 2021-06-24 2023-04-07 索闻特环保科技(上海)有限公司 含有异丙醇、乙腈、三乙胺和水的混合液的处理方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953502A (en) * 1955-05-24 1960-09-20 American Oil Co Separation of azeotropic mixtures

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL261767A (enrdf_load_stackoverflow) * 1961-03-08
FR1583089A (enrdf_load_stackoverflow) * 1968-07-18 1969-10-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953502A (en) * 1955-05-24 1960-09-20 American Oil Co Separation of azeotropic mixtures

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008515837A (ja) * 2004-10-08 2008-05-15 ティコナ ゲゼルシャフト ミット ベシュレンクテル ハフツング 環状ホルマールの製造及び脱水法

Also Published As

Publication number Publication date
DE2129734B2 (de) 1981-02-05
IL37060A (en) 1975-05-22
DE2129734C3 (de) 1982-02-18
NL171534C (nl) 1983-04-18
NL7108109A (enrdf_load_stackoverflow) 1971-12-20
GB1351188A (en) 1974-04-24
DE2129734A1 (de) 1971-12-23
IL37060A0 (en) 1971-08-25
NL171534B (nl) 1982-11-16
FR2096358A5 (enrdf_load_stackoverflow) 1972-02-11
BE768539A (fr) 1971-12-15

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