ES8609157A1 - Procedimiento para producir tripolifosfato sodico. - Google Patents

Procedimiento para producir tripolifosfato sodico.

Info

Publication number
ES8609157A1
ES8609157A1 ES548356A ES548356A ES8609157A1 ES 8609157 A1 ES8609157 A1 ES 8609157A1 ES 548356 A ES548356 A ES 548356A ES 548356 A ES548356 A ES 548356A ES 8609157 A1 ES8609157 A1 ES 8609157A1
Authority
ES
Spain
Prior art keywords
sodium tripolyphosphate
manufacture
treated
hydrogen peroxide
sodium
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
Application number
ES548356A
Other languages
English (en)
Other versions
ES548356A0 (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.)
FMC Corp
Original Assignee
FMC 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 FMC Corp filed Critical FMC Corp
Publication of ES548356A0 publication Critical patent/ES548356A0/es
Publication of ES8609157A1 publication Critical patent/ES8609157A1/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
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/38—Condensed phosphates
    • C01B25/40—Polyphosphates
    • C01B25/41—Polyphosphates of alkali metals
    • C01B25/412—Preparation from alkali metal orthophosphates
    • C01B25/416—Pure alkali metal polyphosphates from impure starting materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)

Abstract

METODO DE PRODUCCION DE TRIPOLIFOSFATO SODICO. CONSISTE EN LA REACCION DE ACIDO FOSFORICO Y CARBONATO SODICO O HIDROXIDO SODICO EN DISOLUCION ACUOSA, EN RELACION MOLAR DE SODIO A FOSFORO DE APROXIMADAMENTE 1,67:1, DE MODO QUE SE FORMEN DOS MOLES DE FOSFATO DISODICO POR CADA UNO DE FOSFATO MONOSODICO; TRATAMIENTO DE LA DISOLUCION OBTENIDA CON DISOLUCION ACUOSA DE PEROXIDO DE HIDROGENO AL 30% HASTA 0,01-0,1% DE H2O2 RESPECTO DEL TRIPOLIFOSFATO SODICO PRODUCIDO, DURANTE 30 MINUTOS A 4 HORAS Y A UNA TEMPERATURA ENTRE 90JC Y 100JC; Y CALCINACION DEL LIQUIDO A TEMPERATURAS COMPRENDIDAS ENTRE 500JC Y 600JC. EL TRIPOLIFOSFATO SODICO TIENE APLICACIONES COMO ADITIVO EN CARNES Y OTRAS SUSTANCIAS ALIMENTICIAS, Y EN LA FABRICACION DE DETERGENTES.
ES548356A 1984-10-31 1985-10-30 Procedimiento para producir tripolifosfato sodico. Expired ES8609157A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/666,932 US4590051A (en) 1984-10-31 1984-10-31 Sodium tripolyphosphate manufacture

Publications (2)

Publication Number Publication Date
ES548356A0 ES548356A0 (es) 1986-09-01
ES8609157A1 true ES8609157A1 (es) 1986-09-01

Family

ID=24676113

Family Applications (1)

Application Number Title Priority Date Filing Date
ES548356A Expired ES8609157A1 (es) 1984-10-31 1985-10-30 Procedimiento para producir tripolifosfato sodico.

Country Status (3)

Country Link
US (1) US4590051A (es)
CA (1) CA1261586A (es)
ES (1) ES8609157A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4676963A (en) * 1986-05-09 1987-06-30 Fmc Corporation Manufacture of sodium tripolyphosphate from wet acid
CN108910855A (zh) * 2018-08-29 2018-11-30 重庆万盛川东化工有限公司 三聚磷酸钠、六偏磷酸钠或焦磷酸钠的制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US890012A (en) * 1908-01-23 1908-06-09 Robert Hutchison Anderson Percussion rock-drill.
GB1104900A (en) * 1964-05-04 1968-03-06 Marchon Products Ltd Improvements in the manufacture of alkali metal phosphates
DE1280824B (de) * 1966-02-09 1968-10-24 Knapsack Ag Verfahren zur Herstellung von Polyphosphaten
US4209497A (en) * 1975-12-29 1980-06-24 Stauffer Chemical Company Preparation of detergent grade sodium tripolyphosphate from wet process phosphoric acid and soda ash
DE2754020A1 (de) * 1977-12-05 1979-06-13 Hoechst Ag Verfahren zur herstellung von natriumtripolyphosphat
FR2470090B1 (fr) * 1979-11-20 1986-04-04 Rhone Poulenc Chim Base Procede de purification d'un acide phosphorique de voie humide
US4420321A (en) * 1982-09-30 1983-12-13 Phillips Petroleum Company Process for removal of carbon black floc associated with wet-process phosphoric acid in the production of fertilizers

Also Published As

Publication number Publication date
ES548356A0 (es) 1986-09-01
US4590051A (en) 1986-05-20
CA1261586A (en) 1989-09-26

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