JPS546901A - Reducing method using sodium persulphate thionic acid salt and sodium boric hydride - Google Patents

Reducing method using sodium persulphate thionic acid salt and sodium boric hydride

Info

Publication number
JPS546901A
JPS546901A JP7310978A JP7310978A JPS546901A JP S546901 A JPS546901 A JP S546901A JP 7310978 A JP7310978 A JP 7310978A JP 7310978 A JP7310978 A JP 7310978A JP S546901 A JPS546901 A JP S546901A
Authority
JP
Japan
Prior art keywords
sodium
acid salt
reducing method
persulphate
thionic acid
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
JP7310978A
Other languages
English (en)
Japanese (ja)
Inventor
Ei Saribuan Edowaado
Eru Atokinson Jiyunia Moorisu
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.)
Ventron Corp
Original Assignee
Ventron 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 Ventron Corp filed Critical Ventron Corp
Publication of JPS546901A publication Critical patent/JPS546901A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/04—Clay; Kaolin
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/22—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using vat dyestuffs including indigo
    • D06P1/221—Reducing systems; Reducing catalysts
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
    • D21C9/1089—Bleaching ; Apparatus therefor with reducing compounds with dithionites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Silicon Compounds (AREA)
  • Removal Of Specific Substances (AREA)
JP7310978A 1977-06-17 1978-06-16 Reducing method using sodium persulphate thionic acid salt and sodium boric hydride Pending JPS546901A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80746377A 1977-06-17 1977-06-17

Publications (1)

Publication Number Publication Date
JPS546901A true JPS546901A (en) 1979-01-19

Family

ID=25196428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7310978A Pending JPS546901A (en) 1977-06-17 1978-06-16 Reducing method using sodium persulphate thionic acid salt and sodium boric hydride

Country Status (8)

Country Link
JP (1) JPS546901A (fr)
BE (1) BE868255A (fr)
DE (1) DE2826821A1 (fr)
FI (1) FI781941A7 (fr)
FR (1) FR2394639A1 (fr)
IT (1) IT1105547B (fr)
NO (1) NO782114L (fr)
SE (1) SE7806928L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0657671A (ja) * 1992-06-18 1994-03-01 Morton Internatl Inc 製紙用パルプの漂白方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1146089A1 (fr) * 2000-04-10 2001-10-17 Rohm And Haas Company Procédé pour blanchir de l'argile et d'autres minéraux et produits blanchis obtenus par ce procédé
US9932709B2 (en) 2013-03-15 2018-04-03 Ecolab Usa Inc. Processes and compositions for brightness improvement in paper production
US20100224333A1 (en) 2009-03-09 2010-09-09 Prasad Duggirala Method and chemical composition to improve efficiency of mechanical pulp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0657671A (ja) * 1992-06-18 1994-03-01 Morton Internatl Inc 製紙用パルプの漂白方法

Also Published As

Publication number Publication date
FI781941A7 (fi) 1978-12-18
IT1105547B (it) 1985-11-04
SE7806928L (sv) 1978-12-18
BE868255A (fr) 1978-10-16
NO782114L (no) 1978-12-19
DE2826821A1 (de) 1979-01-18
FR2394639A1 (fr) 1979-01-12
IT7849932A0 (it) 1978-06-19

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