IT1164712B - Procedimento per l'ottenimento di un acido fosforico de solfatato per uso alimentare - Google Patents

Procedimento per l'ottenimento di un acido fosforico de solfatato per uso alimentare

Info

Publication number
IT1164712B
IT1164712B IT50388/79A IT5038879A IT1164712B IT 1164712 B IT1164712 B IT 1164712B IT 50388/79 A IT50388/79 A IT 50388/79A IT 5038879 A IT5038879 A IT 5038879A IT 1164712 B IT1164712 B IT 1164712B
Authority
IT
Italy
Prior art keywords
sulphated
procedure
obtaining
phosphoric acid
food use
Prior art date
Application number
IT50388/79A
Other languages
English (en)
Other versions
IT7950388A0 (it
Inventor
Luis Winand
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of IT7950388A0 publication Critical patent/IT7950388A0/it
Application granted granted Critical
Publication of IT1164712B publication Critical patent/IT1164712B/it

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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • 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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • C01B25/462—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being alcohol or a mixture of alcohols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Treating Waste Gases (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IT50388/79A 1978-09-29 1979-09-28 Procedimento per l'ottenimento di un acido fosforico de solfatato per uso alimentare IT1164712B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7827887A FR2437377A1 (fr) 1978-09-29 1978-09-29 Procede d'obtention d'un acide phosphorique desulfate pour usage alimentaire

Publications (2)

Publication Number Publication Date
IT7950388A0 IT7950388A0 (it) 1979-09-28
IT1164712B true IT1164712B (it) 1987-04-15

Family

ID=9213166

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50388/79A IT1164712B (it) 1978-09-29 1979-09-28 Procedimento per l'ottenimento di un acido fosforico de solfatato per uso alimentare

Country Status (15)

Country Link
US (1) US4263265A (it)
JP (1) JPS5595606A (it)
BE (1) BE879095A (it)
BR (1) BR7906203A (it)
CA (1) CA1136831A (it)
DE (1) DE2939200C2 (it)
ES (1) ES484544A1 (it)
FR (1) FR2437377A1 (it)
GB (1) GB2032900B (it)
IT (1) IT1164712B (it)
MX (1) MX6075E (it)
NL (1) NL7907255A (it)
PH (1) PH14699A (it)
YU (1) YU40234B (it)
ZA (1) ZA795169B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0006960B1 (pt) 1999-07-21 2010-02-09 conjunto para aplicaÇço de um produto cosmÉtico.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1531487A (fr) * 1967-05-11 1968-07-05 Pechiney Saint Gobain Procédé continu perfectionné de purification de l'acide phosphorique par les solvants
GB1263620A (en) * 1968-06-28 1972-02-16 Goodyear Tire & Rubber Method of making a skin covered foamed article
DE2047261C3 (de) * 1970-09-25 1975-07-17 Chemische Fabrik Budenheim, Rudolf A. Oetker, 6501 Budenheim Verfahren zur Entfernung von Eisen aus Phosphorsäure
JPS5616082B2 (it) * 1973-05-09 1981-04-14
JPS5018388A (it) * 1973-06-21 1975-02-26
JPS5040498A (it) * 1973-08-16 1975-04-14
US4118462A (en) * 1974-02-01 1978-10-03 Rhone-Poulenc Industries Process for the preparation of purified phosphoric solutions from phosphoric acid
US4070443A (en) * 1976-02-13 1978-01-24 Toyo Soda Manufacturing Co., Ltd. Process for removing sulfate ions from extracted phosphoric acid with a barium compound
JPS5297389A (en) * 1976-02-13 1977-08-16 Toyo Soda Mfg Co Ltd Removal of sulfate ion in extracted phosphoric acid

Also Published As

Publication number Publication date
NL7907255A (nl) 1980-04-01
IT7950388A0 (it) 1979-09-28
PH14699A (en) 1981-11-10
JPS5595606A (en) 1980-07-21
US4263265A (en) 1981-04-21
GB2032900B (en) 1982-11-03
YU40234B (en) 1985-08-31
MX6075E (es) 1984-10-30
BE879095A (fr) 1980-03-28
DE2939200A1 (de) 1980-04-03
FR2437377A1 (fr) 1980-04-25
DE2939200C2 (de) 1981-10-01
YU234779A (en) 1982-10-31
GB2032900A (en) 1980-05-14
CA1136831A (fr) 1982-12-07
ZA795169B (en) 1980-10-29
BR7906203A (pt) 1980-07-15
ES484544A1 (es) 1980-06-16
FR2437377B1 (it) 1981-05-29

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