FR2702466B1 - Procede d'elimination d'impuretes dans un procede de production de chlorate de metal alcalin. - Google Patents

Procede d'elimination d'impuretes dans un procede de production de chlorate de metal alcalin.

Info

Publication number
FR2702466B1
FR2702466B1 FR9402591A FR9402591A FR2702466B1 FR 2702466 B1 FR2702466 B1 FR 2702466B1 FR 9402591 A FR9402591 A FR 9402591A FR 9402591 A FR9402591 A FR 9402591A FR 2702466 B1 FR2702466 B1 FR 2702466B1
Authority
FR
France
Prior art keywords
removing impurities
alkaline metal
metal chlorate
producing alkaline
producing
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
FR9402591A
Other languages
English (en)
Other versions
FR2702466A1 (fr
Inventor
Stina Eriksson
Ulla-Kari Holmstrom
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.)
Nouryon Pulp and Performance Chemicals AB
Original Assignee
Eka Nobel AB
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 Eka Nobel AB filed Critical Eka Nobel AB
Publication of FR2702466A1 publication Critical patent/FR2702466A1/fr
Application granted granted Critical
Publication of FR2702466B1 publication Critical patent/FR2702466B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/12—Chloric acid
    • C01B11/14—Chlorates
    • C01B11/145—Separation; Crystallisation; Purification, After-treatment; Stabilisation by additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Silicon Compounds (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR9402591A 1993-03-09 1994-03-07 Procede d'elimination d'impuretes dans un procede de production de chlorate de metal alcalin. Expired - Lifetime FR2702466B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9300780A SE512074C2 (sv) 1993-03-09 1993-03-09 Metod att avlägsna kalciumjoner och kiselföreningar från vätska i en alkalimetallkloratprocess

Publications (2)

Publication Number Publication Date
FR2702466A1 FR2702466A1 (fr) 1994-09-16
FR2702466B1 true FR2702466B1 (fr) 1997-01-03

Family

ID=20389164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9402591A Expired - Lifetime FR2702466B1 (fr) 1993-03-09 1994-03-07 Procede d'elimination d'impuretes dans un procede de production de chlorate de metal alcalin.

Country Status (8)

Country Link
US (1) US5356610A (fr)
BR (1) BR9400842A (fr)
CA (1) CA2095062C (fr)
ES (1) ES2095181B1 (fr)
FI (1) FI114645B (fr)
FR (1) FR2702466B1 (fr)
NO (1) NO311251B1 (fr)
SE (1) SE512074C2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009102817A2 (fr) * 2008-02-11 2009-08-20 Auxsol, Inc. Procédés d'élimination d'ions métalliques dissous de solutions aqueuses
CN103608289A (zh) * 2011-04-20 2014-02-26 索尔维公司 使用钙离子净化残留物的方法
CN109972163B (zh) * 2019-01-17 2021-02-12 广东鑫国泰科技有限公司 一种氯酸钠的制备方法
CN113800540B (zh) * 2021-09-30 2023-06-02 浙江镇洋发展股份有限公司 一种离子膜烧碱盐水一次精制除去硅铝的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA947010A (en) * 1971-02-23 1974-05-14 Erco Envirotech Ltd. Chlorination of alkali metal carbonates recovered from the production of pulp
JPS5943556B2 (ja) * 1977-04-20 1984-10-23 旭化成株式会社 イオン交換膜を用いた食塩水の電解方法
SE461988B (sv) * 1987-10-21 1990-04-23 Eka Nobel Ab Saett vid framstaellning av alkalimetallklorat varvid kiselfoeroreningar avlaegsnas
EP0492727B1 (fr) * 1990-12-28 1997-01-29 Akzo Nobel N.V. Procédé de préparation de chlorure de sodium
FR2673423B1 (fr) * 1991-03-01 1994-04-15 Krebs Cie Procede d'elimination de sulfates contenus dans des solutions de chlorates alcalins et production desdits chlorates alcalins.

Also Published As

Publication number Publication date
BR9400842A (pt) 1994-10-18
ES2095181B1 (es) 1997-09-01
SE9300780L (sv) 1994-09-10
CA2095062C (fr) 1999-12-21
NO940762L (no) 1994-09-12
FI941045A (fi) 1994-09-10
FI941045A0 (fi) 1994-03-04
SE9300780D0 (sv) 1993-03-09
ES2095181A1 (es) 1997-02-01
NO940762D0 (no) 1994-03-04
SE512074C2 (sv) 2000-01-24
FR2702466A1 (fr) 1994-09-16
CA2095062A1 (fr) 1994-09-10
US5356610A (en) 1994-10-18
NO311251B1 (no) 2001-11-05
FI114645B (fi) 2004-11-30

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