ES436396A1 - Procedimiento para preparar tripolifosfato sodico granular de densidad media. - Google Patents

Procedimiento para preparar tripolifosfato sodico granular de densidad media.

Info

Publication number
ES436396A1
ES436396A1 ES436396A ES436396A ES436396A1 ES 436396 A1 ES436396 A1 ES 436396A1 ES 436396 A ES436396 A ES 436396A ES 436396 A ES436396 A ES 436396A ES 436396 A1 ES436396 A1 ES 436396A1
Authority
ES
Spain
Prior art keywords
sodium tripolyphosphate
medium density
granular sodium
density granular
preparing medium
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
ES436396A
Other languages
English (en)
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 ES436396A1 publication Critical patent/ES436396A1/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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Glanulating (AREA)
  • Fertilizers (AREA)
  • Glass Compositions (AREA)
ES436396A 1974-04-08 1975-04-08 Procedimiento para preparar tripolifosfato sodico granular de densidad media. Expired ES436396A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/459,256 US3932590A (en) 1974-04-08 1974-04-08 Process for preparing medium density granular sodium tripolyphosphate

Publications (1)

Publication Number Publication Date
ES436396A1 true ES436396A1 (es) 1977-02-01

Family

ID=23824042

Family Applications (1)

Application Number Title Priority Date Filing Date
ES436396A Expired ES436396A1 (es) 1974-04-08 1975-04-08 Procedimiento para preparar tripolifosfato sodico granular de densidad media.

Country Status (6)

Country Link
US (1) US3932590A (es)
JP (1) JPS50133999A (es)
CA (1) CA1046243A (es)
DE (1) DE2515141B2 (es)
ES (1) ES436396A1 (es)
GB (1) GB1484223A (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134963A (en) * 1976-12-06 1979-01-16 Fmc Corporation Production of low density granular sodium tripolyphosphate
US4255274A (en) * 1979-01-02 1981-03-10 Fmc Corporation Preparation of granular sodium tripolyphosphate products
US4251498A (en) * 1979-01-02 1981-02-17 Fmc Corporation Preparation of granular sodium tripolyphosphate products from screen undersize sodium tripolyphosphate particles
US4362641A (en) * 1980-03-12 1982-12-07 Occidental Chemical Corporation Composition of an STPP product for dishwasher detergent formulations and method of preparation
DE3035820A1 (de) * 1980-09-23 1982-05-06 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von granulierten alkalidi- oder -triphosphaten
EP0059280B1 (en) * 1981-03-03 1985-01-02 FMC Corporation Preparation of granular sodium tripolyphosphate products
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
US5004589A (en) * 1989-11-29 1991-04-02 Monsanto Company Process for preparing sodium tripolyphosphate
US5045294A (en) * 1990-01-08 1991-09-03 Monsanto Company Process for preparing medium density granular sodium phosphates
US5294424A (en) * 1990-06-20 1994-03-15 Monsanto Company Process for preparing high absorptivity granular sodium phosphates
US5215731A (en) * 1992-04-08 1993-06-01 Monsanto Company Process for preparing medium density granular sodium tripolyphosphate

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160472A (en) * 1960-05-06 1964-12-08 Monsanto Co Agglomeration of powdered tripolyphosphates
US3133024A (en) * 1961-03-14 1964-05-12 Monsanto Chemicals Heat-dried detergent processes
US3210154A (en) * 1962-03-07 1965-10-05 Stauffer Chemical Co Molecularly dehydrated phosphates
US3382036A (en) * 1963-08-23 1968-05-07 Stauffer Chemical Co Process for producing low-density sodium polyphosphate
FR1437965A (fr) * 1964-06-25 1966-05-06 Knapsack Ag Procédé de préparation de tripolyphosphate de sodium hexahydraté
DE1244743B (de) * 1964-06-25 1967-07-20 Knapsack Ag Verfahren zur Herstellung von Natriumtripolyphosphat-Hexahydrat
NL135723C (es) * 1965-06-25
BE754175A (fr) * 1969-07-30 1970-12-31 Albright & Wilson Procede de fabrication de tripolyphosphates
DE2008495C3 (de) * 1970-02-24 1974-12-05 Knapsack Ag, 5033 Huerth-Knapsack Verfahren zur Herstellung von körnigem Alkalitripolyphosphat

Also Published As

Publication number Publication date
DE2515141B2 (de) 1979-12-13
CA1046243A (en) 1979-01-16
JPS50133999A (es) 1975-10-23
DE2515141A1 (de) 1975-10-16
GB1484223A (en) 1977-09-01
US3932590A (en) 1976-01-13

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