IL127554A - Process for the preparation of anhydrous sodium sulfide - Google Patents

Process for the preparation of anhydrous sodium sulfide

Info

Publication number
IL127554A
IL127554A IL12755498A IL12755498A IL127554A IL 127554 A IL127554 A IL 127554A IL 12755498 A IL12755498 A IL 12755498A IL 12755498 A IL12755498 A IL 12755498A IL 127554 A IL127554 A IL 127554A
Authority
IL
Israel
Prior art keywords
sodium sulfide
process according
solid
anhydrous sodium
drier
Prior art date
Application number
IL12755498A
Other languages
English (en)
Other versions
IL127554A0 (en
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of IL127554A0 publication Critical patent/IL127554A0/xx
Publication of IL127554A publication Critical patent/IL127554A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/22—Alkali metal sulfides or polysulfides
    • C01B17/38—Dehydration
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Drying Of Solid Materials (AREA)
  • Saccharide Compounds (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IL12755498A 1997-12-16 1998-12-14 Process for the preparation of anhydrous sodium sulfide IL127554A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19755760A DE19755760A1 (de) 1997-12-16 1997-12-16 Verfahren zur Herstellung von wasserfreiem Natriumsulfid

Publications (2)

Publication Number Publication Date
IL127554A0 IL127554A0 (en) 1999-10-28
IL127554A true IL127554A (en) 2001-08-08

Family

ID=7852013

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12755498A IL127554A (en) 1997-12-16 1998-12-14 Process for the preparation of anhydrous sodium sulfide

Country Status (20)

Country Link
EP (1) EP0924165B1 (es)
JP (1) JP4528375B2 (es)
KR (1) KR100572814B1 (es)
CN (1) CN1116224C (es)
AT (1) ATE243164T1 (es)
BR (1) BR9805267A (es)
CA (1) CA2256134A1 (es)
CZ (1) CZ404598A3 (es)
DE (2) DE19755760A1 (es)
DK (1) DK0924165T3 (es)
ES (1) ES2198636T3 (es)
ID (1) ID21469A (es)
IL (1) IL127554A (es)
PL (1) PL193298B1 (es)
PT (1) PT924165E (es)
RU (1) RU2201891C2 (es)
SK (1) SK170398A3 (es)
TR (1) TR199802601A2 (es)
TW (1) TW521064B (es)
ZA (1) ZA9811463B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19930495C1 (de) * 1999-07-01 2000-11-09 Degussa Verfahren zur Herstellung von polysulfidischen Silanverbindungen
AU7864000A (en) * 1999-10-05 2001-05-10 Ppg Industries Ohio, Inc. Method of preparing anhydrous alkali metal sulfides
DE19956377A1 (de) * 1999-11-24 2001-06-13 Degussa Verfahren zur Herstellung von wasserfreiem, hochreinem Natriumsulfid
US6582675B2 (en) * 2000-03-28 2003-06-24 Degussa Ag Method for the preparation of anhydrous sodium sulfide
DE10256531A1 (de) 2002-12-04 2004-06-24 Degussa Ag Verfahren zur Herstellung von wasserfreiem Alkalisulfid
CN104163402A (zh) * 2014-07-18 2014-11-26 中国石油化工股份有限公司 一种无水硫化钠的制备方法
CN106076504A (zh) * 2016-08-25 2016-11-09 广西联壮科技股份有限公司 硫化钠原料前处理阶段的粉碎装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175751A (ja) * 1982-04-08 1983-10-15 Hitachi Zosen Corp 化学蓄熱による乾燥法
JPH0251404A (ja) * 1988-05-31 1990-02-21 Sankyo Kasei Kk 無水硫化ナトリウム結晶の製造法
JPH0259406A (ja) * 1988-08-25 1990-02-28 Sankyo Kasei Kk 無水硫化ナトリウム結晶の製造法
JPH04310508A (ja) * 1991-04-03 1992-11-02 Sankyo Kasei Kk 硫化ナトリウム低水和物又は無水物の製造方法
JP3437206B2 (ja) * 1993-02-23 2003-08-18 ナガオ株式会社 硫化ソーダの脱水方法
JPH06256003A (ja) * 1993-03-02 1994-09-13 Nagao Kk 高濃度水硫化ソーダ有形物の製造方法
JP3408570B2 (ja) * 1993-03-02 2003-05-19 ナガオ株式会社 水硫化ソーダ有形物の脱水方法
JP3408575B2 (ja) * 1993-04-13 2003-05-19 ナガオ株式会社 不活性ガスでの水硫化ソーダ有形物の脱水方法
JP3408576B2 (ja) * 1993-04-22 2003-05-19 ナガオ株式会社 不活性ガスでの硫化ソーダ有形物の脱水方法

Also Published As

Publication number Publication date
KR19990062979A (ko) 1999-07-26
CA2256134A1 (en) 1999-06-16
IL127554A0 (en) 1999-10-28
ID21469A (id) 1999-06-17
BR9805267A (pt) 1999-11-09
DE19755760A1 (de) 1999-06-24
PL193298B1 (pl) 2007-01-31
DE59808752D1 (de) 2003-07-24
TR199802601A3 (tr) 1999-07-21
ES2198636T3 (es) 2004-02-01
CN1116224C (zh) 2003-07-30
PT924165E (pt) 2003-11-28
SK170398A3 (en) 1999-12-10
ATE243164T1 (de) 2003-07-15
RU2201891C2 (ru) 2003-04-10
ZA9811463B (en) 1999-06-14
TW521064B (en) 2003-02-21
CZ404598A3 (cs) 1999-11-17
KR100572814B1 (ko) 2006-09-20
PL330303A1 (en) 1999-06-21
JPH11236204A (ja) 1999-08-31
JP4528375B2 (ja) 2010-08-18
EP0924165B1 (de) 2003-06-18
CN1220233A (zh) 1999-06-23
DK0924165T3 (da) 2003-10-06
EP0924165A1 (de) 1999-06-23
TR199802601A2 (xx) 1999-07-21

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees