IT945785B - PROCEDURE AND APPARATUS FOR THE PRODUCTION OF SODIUM POLYSULPHIDE - Google Patents

PROCEDURE AND APPARATUS FOR THE PRODUCTION OF SODIUM POLYSULPHIDE

Info

Publication number
IT945785B
IT945785B IT70633/71A IT7063371A IT945785B IT 945785 B IT945785 B IT 945785B IT 70633/71 A IT70633/71 A IT 70633/71A IT 7063371 A IT7063371 A IT 7063371A IT 945785 B IT945785 B IT 945785B
Authority
IT
Italy
Prior art keywords
procedure
production
sodium polysulphide
polysulphide
sodium
Prior art date
Application number
IT70633/71A
Other languages
Italian (it)
Original Assignee
Mead Corp
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 Mead Corp filed Critical Mead Corp
Application granted granted Critical
Publication of IT945785B publication Critical patent/IT945785B/en

Links

Classifications

    • 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
    • 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
    • C01B17/34—Polysulfides of sodium or potassium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Coloring (AREA)
IT70633/71A 1970-11-06 1971-11-05 PROCEDURE AND APPARATUS FOR THE PRODUCTION OF SODIUM POLYSULPHIDE IT945785B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8750470A 1970-11-06 1970-11-06

Publications (1)

Publication Number Publication Date
IT945785B true IT945785B (en) 1973-05-10

Family

ID=22205588

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70633/71A IT945785B (en) 1970-11-06 1971-11-05 PROCEDURE AND APPARATUS FOR THE PRODUCTION OF SODIUM POLYSULPHIDE

Country Status (9)

Country Link
JP (1) JPS5040395B1 (en)
CA (1) CA959628A (en)
ES (1) ES396755A1 (en)
FI (1) FI57244C (en)
FR (1) FR2113611A5 (en)
IT (1) IT945785B (en)
NO (1) NO138573C (en)
SE (3) SE388882C (en)
ZA (1) ZA716955B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162187A (en) 1974-05-09 1979-07-24 The Mead Corporation Process for production of sodium thiosulfate and sodium hydroxide
GB1549357A (en) * 1975-06-10 1979-08-08 Showa Denko Kk Process for treating sulphide liquors
US8636826B2 (en) * 2009-11-03 2014-01-28 Societe Bic Hydrogen membrane separator
FI128221B (en) 2015-04-27 2019-12-31 Metsae Fibre Oy Method for regenerating a catalyst used for producing polysulphide lye

Also Published As

Publication number Publication date
SE388882B (en) 1976-10-18
FI57244B (en) 1980-03-31
SE7709554L (en) 1977-08-25
FI57244C (en) 1980-07-10
NO138573B (en) 1978-06-19
SE7707926L (en) 1977-07-07
CA959628A (en) 1974-12-24
NO138573C (en) 1978-09-27
DE2151465A1 (en) 1972-05-10
ES396755A1 (en) 1975-03-16
ZA716955B (en) 1972-07-26
SE431740B (en) 1984-02-27
DE2151465B2 (en) 1977-03-10
FR2113611A5 (en) 1972-06-23
JPS5040395B1 (en) 1975-12-24
SE388882C (en) 1978-06-26

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