ES540598A0 - Procedimiento para la obtencion de preparaciones de ditionit o sodico estabilizadas. - Google Patents

Procedimiento para la obtencion de preparaciones de ditionit o sodico estabilizadas.

Info

Publication number
ES540598A0
ES540598A0 ES540598A ES540598A ES540598A0 ES 540598 A0 ES540598 A0 ES 540598A0 ES 540598 A ES540598 A ES 540598A ES 540598 A ES540598 A ES 540598A ES 540598 A0 ES540598 A0 ES 540598A0
Authority
ES
Spain
Prior art keywords
ditionit
procedure
obtaining stabilized
sodium preparations
preparations
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.)
Granted
Application number
ES540598A
Other languages
English (en)
Other versions
ES8602532A1 (es
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of ES540598A0 publication Critical patent/ES540598A0/es
Publication of ES8602532A1 publication Critical patent/ES8602532A1/es
Expired 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
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/64—Thiosulfates; Dithionites; Polythionates
    • C01B17/66—Dithionites or hydrosulfites (S2O42-)
    • C01B17/665—Stabilisation by additives subsequent to preparation; Dust prevention by additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Paper (AREA)
  • Coloring (AREA)
ES540598A 1984-02-22 1985-02-21 Procedimiento para la obtencion de preparaciones de ditionit o sodico estabilizadas. Expired ES8602532A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843406322 DE3406322A1 (de) 1984-02-22 1984-02-22 Stabilisierte, wasser enthaltende, alkalisch eingestellte natriumdithionitzubereitungen

Publications (2)

Publication Number Publication Date
ES540598A0 true ES540598A0 (es) 1985-12-01
ES8602532A1 ES8602532A1 (es) 1985-12-01

Family

ID=6228449

Family Applications (1)

Application Number Title Priority Date Filing Date
ES540598A Expired ES8602532A1 (es) 1984-02-22 1985-02-21 Procedimiento para la obtencion de preparaciones de ditionit o sodico estabilizadas.

Country Status (8)

Country Link
US (1) US4676961A (es)
EP (1) EP0153671B1 (es)
JP (1) JPS60200809A (es)
CA (1) CA1263218A (es)
DE (2) DE3406322A1 (es)
ES (1) ES8602532A1 (es)
FI (1) FI77701C (es)
ZA (1) ZA851312B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3644459A1 (de) * 1986-12-24 1988-07-07 Basf Ag Kontinuierliches verfahren zur herstellung von loesungen aus niederviskosen loesungsmitteln und hochviskosen, pastoesen produkten
US4810483A (en) * 1987-06-01 1989-03-07 Olin Corporation Process for producing anhydrous alkali metal hydrosulfites
GB2215350B (en) * 1988-03-16 1992-05-20 Thiokol Morton Inc Process for bleaching mechanical wood pulp
US5006327A (en) * 1989-07-18 1991-04-09 Olin Corporation Alkali metal hydrosulfite solutions
DE4033194A1 (de) * 1990-10-19 1992-04-23 Basf Ag Wasser enthaltende natriumdithionitzubereitungen
CA2111261A1 (en) * 1992-12-14 1994-06-15 Jeffrey Nye Elimination of sulfur dioxide formation in refiner bleaching
AT407762B (de) * 1994-03-22 2001-06-25 Brueggemann L Kg Bleichmittel zur bleiche von sekundärfaserstoffen für die papierherstellung
DE19911357A1 (de) * 1999-03-15 2000-09-21 Basf Ag Zusammensetzung, die mindestens ein Sulfinsäurederivat und Kaliumcarbonat enthält
US6758942B2 (en) * 2002-02-15 2004-07-06 Royce Associates Process for bleaching pulp or paper
US7967948B2 (en) * 2006-06-02 2011-06-28 International Paper Company Process for non-chlorine oxidative bleaching of mechanical pulp in the presence of optical brightening agents
CN112522974A (zh) * 2020-12-08 2021-03-19 绵阳佳联印染有限责任公司 一种还原染色还原液配制工艺及还原液、应用

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE453409C (de) * 1924-11-16 1927-12-08 Ver Fuer Chemische Und Metallu Erhoehung der Haltbarkeit von Alkalihydrosulfit
US1810663A (en) * 1930-04-30 1931-06-16 Rit Products Corp Stripper for fabrics
GB695375A (en) * 1950-07-13 1953-08-12 Yorkshire Dyeware & Chem Co Improvements in and relating to the treatment of sodium hydrosulphite
US2995522A (en) * 1957-12-09 1961-08-08 Nalco Chemical Co Cleaning compositions and methods
US3054658A (en) * 1959-12-07 1962-09-18 Du Pont Thermally stabilized sodium hydrosulfite compositions
CA689396A (en) * 1961-05-26 1964-06-23 Robert T. Hunter, Jr. Compositions for and processes of removing stains
NL301295A (es) * 1962-12-11
DE1220399B (de) * 1962-12-22 1966-07-07 Basf Ag Als Reduktionsmittel geeignete gegen thermische Zersetzung stabilisierte dithionithaltige Mischungen
JPS4814558B1 (es) * 1969-11-07 1973-05-08
US3839218A (en) * 1970-01-09 1974-10-01 Rohm & Haas Method of maintaining metal dithionite hydrate crystals in dispersible form
US3839217A (en) * 1970-01-09 1974-10-01 Rohm & Haas Stable, pourable alkali metal dithionite dispersion
US3887695A (en) * 1970-02-05 1975-06-03 Virginia Chemicals Inc Production of sodium hydrosulfite from formates
US3669895A (en) * 1970-08-31 1972-06-13 Virginia Chemicals Inc Sodium hydrosulfite stabilization composition
US3804944A (en) * 1970-10-02 1974-04-16 Virginia Chemicals Inc Sodium dithionite solution stablization
US3718732A (en) * 1971-01-13 1973-02-27 Virginia Chemicals Inc Method of recovering chemical values from a formate-sodium hydrosulfite reaction mixture
BE790568A (fr) * 1971-10-26 1973-02-15 Albright & Wilson Compositions contenant des dithionites
US3773679A (en) * 1972-01-14 1973-11-20 Virginia Chemicals Inc Sodium dithionite solution stabilization
US3985674A (en) * 1974-12-10 1976-10-12 Virginia Chemicals Inc. Stabilized sodium dithionite solutions
JPS534793A (en) * 1976-01-06 1978-01-17 Mitsui Toatsu Chem Inc Production of stable anhydrous sodium dithionite
GB1496805A (en) * 1975-09-19 1978-01-05 Unilever Ltd Dithionite composition
BE856029A (fr) * 1976-06-24 1977-10-17 Virginia Chemicals Inc Procede ameliore pour la preparation de dithionite de sodium
US4100098A (en) * 1976-10-26 1978-07-11 Olin Corporation Stabilized solutions of sodium dithionite
US4283303A (en) * 1980-06-05 1981-08-11 Virginia Chemicals Inc. Process for manufacture of stable sodium dithionite slurries
US4534954A (en) * 1982-08-17 1985-08-13 Virginia Chemicals Inc. Sodium hydrosulfite slurries
DE3337388A1 (de) * 1983-10-14 1985-04-25 Basf Ag Stabilisierte, inerte organische fluessigkeiten enthaltende natriumdithionitzubereitungen und deren verwendung

Also Published As

Publication number Publication date
EP0153671B1 (de) 1988-11-23
FI850410L (fi) 1985-08-23
FI850410A0 (fi) 1985-01-31
FI77701C (fi) 1989-04-10
EP0153671A2 (de) 1985-09-04
ES8602532A1 (es) 1985-12-01
ZA851312B (en) 1985-10-30
DE3566386D1 (en) 1988-12-29
EP0153671A3 (en) 1986-12-30
JPS60200809A (ja) 1985-10-11
JPH0416401B2 (es) 1992-03-24
DE3406322A1 (de) 1985-08-22
US4676961A (en) 1987-06-30
FI77701B (fi) 1988-12-30
CA1263218A (en) 1989-11-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519