ZA978880B - Process for purifying hydroxide compounds. - Google Patents

Process for purifying hydroxide compounds.

Info

Publication number
ZA978880B
ZA978880B ZA9708880A ZA978880A ZA978880B ZA 978880 B ZA978880 B ZA 978880B ZA 9708880 A ZA9708880 A ZA 9708880A ZA 978880 A ZA978880 A ZA 978880A ZA 978880 B ZA978880 B ZA 978880B
Authority
ZA
South Africa
Prior art keywords
purifying
hydroxide compounds
hydroxide
compounds
purifying hydroxide
Prior art date
Application number
ZA9708880A
Other languages
English (en)
Inventor
Hossein Sharifian
John E Mooney
Original Assignee
Sachem 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
Application filed by Sachem Inc filed Critical Sachem Inc
Publication of ZA978880B publication Critical patent/ZA978880B/xx

Links

Classifications

    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting
    • 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
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/16—Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/40—Purification; Separation by electrolysis
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
ZA9708880A 1996-10-03 1997-10-03 Process for purifying hydroxide compounds. ZA978880B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/725,626 US5753097A (en) 1996-10-03 1996-10-03 Process for purifying hydroxide compounds

Publications (1)

Publication Number Publication Date
ZA978880B true ZA978880B (en) 1998-06-23

Family

ID=24915334

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9708880A ZA978880B (en) 1996-10-03 1997-10-03 Process for purifying hydroxide compounds.

Country Status (10)

Country Link
US (1) US5753097A (xx)
EP (1) EP0834346A3 (xx)
JP (1) JPH10225624A (xx)
KR (1) KR19980032535A (xx)
CN (1) CN1185489A (xx)
CA (1) CA2217625A1 (xx)
MY (1) MY116153A (xx)
SG (1) SG53093A1 (xx)
TW (1) TW382616B (xx)
ZA (1) ZA978880B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5968338A (en) * 1998-01-20 1999-10-19 Sachem, Inc. Process for recovering onium hydroxides from solutions containing onium compounds
US6207039B1 (en) 1998-04-07 2001-03-27 Sachem, Inc. Process for recovering onium hydroxides or onium salts from solutions containing onium compounds using electrochemical ion exchange
DE19856376A1 (de) * 1998-12-07 2000-06-08 Basf Ag Verfahren zur Herstellung oder Reinigung von Oniumhydroxiden mittels Elektrodialyse
US6787021B2 (en) 2002-01-03 2004-09-07 Sachem, Inc. Purification of onium hydroxides by electrodialysis
US20050121332A1 (en) * 2003-10-03 2005-06-09 Kochilla John R. Apparatus and method for treatment of metal surfaces by inorganic electrophoretic passivation
WO2008099774A1 (ja) * 2007-02-16 2008-08-21 Nippon Mining & Metals Co., Ltd. 導電性のある酸化物を含有するスクラップからの有価金属の回収方法
KR101155355B1 (ko) * 2008-02-12 2012-06-19 제이엑스 닛코 닛세키 킨조쿠 가부시키가이샤 Ｉｚｏ 스크랩으로부터의 유가 금속의 회수 방법
US20130095649A1 (en) * 2011-10-17 2013-04-18 International Business Machines Corporation Chemical Bath Replenishment
JP6517805B2 (ja) * 2013-08-16 2019-05-22 ディーエフアイ ユーエスエー，エルエルシー 糖の電解的脱カルボキシル化と還元とを同時に行う方法
CN104016376B (zh) * 2014-06-25 2015-09-30 苏州晶瑞化学股份有限公司 一种高纯氢氧化钾水溶液的连续生产方法
US10138131B2 (en) 2015-03-15 2018-11-27 Sachem, Inc. Structure directing agent for improved synthesis of zeolites
CN110158114B (zh) * 2019-05-31 2020-10-27 中触媒新材料股份有限公司 一种制备四烷基氢氧化铵的三膜四室电解系统和方法
CN113582301A (zh) * 2021-08-06 2021-11-02 天齐锂业(射洪)有限公司 从盐湖卤水中提取氢氧化锂和氢氧化钠的方法及装置
CN114180688A (zh) * 2021-12-27 2022-03-15 杭州水处理技术研究开发中心有限公司 一种用于含酸硫酸铜溶液中除铁装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60131985A (ja) * 1983-12-19 1985-07-13 Showa Denko Kk 高純度第４級アンモニウム水酸化物の製造法
US4714530A (en) * 1986-07-11 1987-12-22 Southwestern Analytical Chemicals, Inc. Method for producing high purity quaternary ammonium hydroxides
GR880100210A (el) * 1987-04-15 1989-01-31 Alusuisse Μεθοδος για την ελατωση των ακαθαρσιων εις τα αλκαλικα διαλυματα της μεθοδου bayer
US4839056A (en) * 1988-06-02 1989-06-13 Cahn Robert P Recovery and concentration of aqueous acids and bases
US4938854A (en) * 1988-11-28 1990-07-03 Southwestern Analytical Chemicals, Inc. Method for purifying quaternary ammonium hydroxides
US5135626A (en) * 1988-12-01 1992-08-04 Allied-Signal Inc. Method for purification of bases from materials comprising base and salt
JP3109525B2 (ja) * 1990-12-27 2000-11-20 クロリンエンジニアズ株式会社 水酸化テトラアルキルアンモニムの再生方法
US5354434A (en) * 1991-07-12 1994-10-11 Chlorine Engineers Corp. Ltd. Method for regenerating tetraalkylammonium hydroxide
JP3110513B2 (ja) * 1991-10-16 2000-11-20 クロリンエンジニアズ株式会社 水酸化テトラアルキルアンモニムの再生方法
JP3360365B2 (ja) * 1993-07-29 2002-12-24 クロリンエンジニアズ株式会社 水酸化テトラアルキルアンモニムの再生方法
US5389211A (en) * 1993-11-08 1995-02-14 Sachem, Inc. Method for producing high purity hydroxides and alkoxides
DE4418440C1 (de) * 1994-05-26 1995-09-28 Fraunhofer Ges Forschung Elektrochemisches Verfahren und Vorrichtung zur Herstellung von Metallhydroxiden und/oder Metalloxidhydroxiden
US5575901A (en) * 1995-01-31 1996-11-19 Sachem, Inc. Process for preparing organic and inorganic hydroxides or alkoxides or ammonia or organic amines from the corresponding salts by electrolysis
US5833832A (en) * 1996-08-30 1998-11-10 Sachem, Inc. Preparation of onium hydroxides in an electrochemical cell

Also Published As

Publication number Publication date
CA2217625A1 (en) 1998-04-03
SG53093A1 (en) 1998-09-28
MY116153A (en) 2003-11-28
CN1185489A (zh) 1998-06-24
TW382616B (en) 2000-02-21
EP0834346A3 (en) 1998-11-11
KR19980032535A (ko) 1998-07-25
EP0834346A2 (en) 1998-04-08
JPH10225624A (ja) 1998-08-25
US5753097A (en) 1998-05-19

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