ES8100342A1 - Un procedimiento para obtener un producto de tripolifosfato sodico granular - Google Patents

Un procedimiento para obtener un producto de tripolifosfato sodico granular

Info

Publication number
ES8100342A1
ES8100342A1 ES487396A ES487396A ES8100342A1 ES 8100342 A1 ES8100342 A1 ES 8100342A1 ES 487396 A ES487396 A ES 487396A ES 487396 A ES487396 A ES 487396A ES 8100342 A1 ES8100342 A1 ES 8100342A1
Authority
ES
Spain
Prior art keywords
weight
sodium tripolyphosphate
mesh
preparation
granular 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
ES487396A
Other languages
English (en)
Other versions
ES487396A0 (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 ES487396A0 publication Critical patent/ES487396A0/es
Publication of ES8100342A1 publication Critical patent/ES8100342A1/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
    • C01B25/418—After-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

PROCEDIMIENTO DE OBTENCION DE UN TRIPOLIFOSFATO SODICO GRANULAR. CONSTA DE LAS SIGUIENTES OPERACIONES: 1. HUMECTACION DEL MATERIAL DE ALIMENTACION DE TRIPOLIFOSFATO DE SODIO, HASTA UNA HUMEDAD DE UN 10 AL 30 POR 100 EN PESO. 2. CALCINADO DEL MATERIAL HUMECTADO A UNA TEMPERATURA COMPRENDIDA ENTRE 300 Y 600GC, RECUPERANDO EL PRODUCTO DE TRIPOLIFOSFATO DE SODIO. EL AGUA DE HUMECTACION SE AÑADE POR PULVERIZACION. EL PRODUCTO OBTENIDO PASA POR UN TAMIZ DE 16 MALLAS Y QUEDA RETENIDO POR OTRO DE 100.
ES487396A 1979-01-02 1979-12-31 Un procedimiento para obtener un producto de tripolifosfato sodico granular Expired ES8100342A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/000,619 US4255274A (en) 1979-01-02 1979-01-02 Preparation of granular sodium tripolyphosphate products

Publications (2)

Publication Number Publication Date
ES487396A0 ES487396A0 (es) 1980-11-01
ES8100342A1 true ES8100342A1 (es) 1980-11-01

Family

ID=21692287

Family Applications (1)

Application Number Title Priority Date Filing Date
ES487396A Expired ES8100342A1 (es) 1979-01-02 1979-12-31 Un procedimiento para obtener un producto de tripolifosfato sodico granular

Country Status (4)

Country Link
US (1) US4255274A (es)
CA (1) CA1115482A (es)
ES (1) ES8100342A1 (es)
MX (1) MX153127A (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109652A1 (de) * 1981-03-13 1982-09-23 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von abriebfestem natriumtriphosphat
SE442193B (sv) * 1983-05-25 1985-12-09 Boliden Ab Forfarande vid framstellning av granulert natriumtripolyfosfat
US4790983A (en) * 1987-04-24 1988-12-13 Occidental Chemical Corporation High absorbtivity sodium tripolyphosphate
US4790984A (en) * 1987-08-10 1988-12-13 Fmc Corporation Process for preparing a sodium tripolyphosphate hexahydrate powder
US5294424A (en) * 1990-06-20 1994-03-15 Monsanto Company Process for preparing high absorptivity granular sodium phosphates
KR0170424B1 (ko) * 1990-07-05 1999-01-15 호르스트 헤를레,요한 글라슬 세제 및 청정제용 표면 활성제 과립의 제조방법
US5232620A (en) * 1991-02-28 1993-08-03 Fmc Corporation Sodium tripolyphosphate composition and method of producing it
US5215731A (en) * 1992-04-08 1993-06-01 Monsanto Company Process for preparing medium density granular sodium tripolyphosphate

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL233632A (es) * 1957-11-26
US3233967A (en) * 1960-07-21 1966-02-08 Monsanto Co Manufacture of alkali metal tripolyphosphates
US3076248A (en) * 1960-11-17 1963-02-05 Fmc Corp Process for the production of calcined phosphate agglomerates
US3338671A (en) * 1963-06-20 1967-08-29 Fmc Corp Sodium tripolyphosphate granular product
GB1046582A (en) * 1964-03-04 1966-10-26 Gen Motors Ltd Improved method of producing alumina
US3387923A (en) * 1964-12-30 1968-06-11 Monsanto Co Agglomerated tripolyphosphate
US3469938A (en) * 1967-07-28 1969-09-30 Fmc Corp Production of hydrated sodium tripolyphosphate
US3620972A (en) * 1968-03-12 1971-11-16 Stauffer Chemical Co Method of agglomerating finely divided inorganic phosphates using an orthophosphate agglomerating aid
DE2008495C3 (de) * 1970-02-24 1974-12-05 Knapsack Ag, 5033 Huerth-Knapsack Verfahren zur Herstellung von körnigem Alkalitripolyphosphat
US3852212A (en) * 1972-11-29 1974-12-03 Fmc Corp Method of producing hydrated sodium tripolyphosphate composition
US3933670A (en) * 1973-11-12 1976-01-20 Economic Laboratories, Inc. Process for making agglomerated detergents
US3932590A (en) * 1974-04-08 1976-01-13 Fmc Corporation Process for preparing medium density granular sodium tripolyphosphate
US4134963A (en) * 1976-12-06 1979-01-16 Fmc Corporation Production of low density granular sodium tripolyphosphate

Also Published As

Publication number Publication date
ES487396A0 (es) 1980-11-01
MX153127A (es) 1986-08-07
US4255274A (en) 1981-03-10
CA1115482A (en) 1982-01-05

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