TNSN95100A1 - PROCESS FOR THE MANUFACTURE OF HIGH PURITY ALKALINE PHOSPHATE SALTS, SALTS AND SILICAS OBTAINED, AS WELL AS DETERGENT OR FOOD PRODUCT CONTAINING THIS SALT - Google Patents

PROCESS FOR THE MANUFACTURE OF HIGH PURITY ALKALINE PHOSPHATE SALTS, SALTS AND SILICAS OBTAINED, AS WELL AS DETERGENT OR FOOD PRODUCT CONTAINING THIS SALT

Info

Publication number
TNSN95100A1
TNSN95100A1 TNTNSN95100A TNSN95100A TNSN95100A1 TN SN95100 A1 TNSN95100 A1 TN SN95100A1 TN TNSN95100 A TNTNSN95100 A TN TNSN95100A TN SN95100 A TNSN95100 A TN SN95100A TN SN95100 A1 TNSN95100 A1 TN SN95100A1
Authority
TN
Tunisia
Prior art keywords
salts
manufacture
high purity
salt
detergent
Prior art date
Application number
TNTNSN95100A
Other languages
French (fr)
Inventor
R J Moise Jacques
J M Cappelle Philippe
Original Assignee
Prayon Rupel Soc Chimique
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 Prayon Rupel Soc Chimique filed Critical Prayon Rupel Soc Chimique
Publication of TNSN95100A1 publication Critical patent/TNSN95100A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/015—Inorganic compounds
    • 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
    • C01B25/30—Alkali metal phosphates
    • C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/152—Preparation of hydrogels
    • C01B33/154—Preparation of hydrogels by acidic treatment of aqueous silicate solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
    • C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/06—Phosphates, including polyphosphates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/06—Phosphates, including polyphosphates
    • C11D3/062—Special methods concerning phosphates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/19—Oil-absorption capacity, e.g. DBP values
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • C01P2006/62—L* (lightness axis)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • C01P2006/63—Optical properties, e.g. expressed in CIELAB-values a* (red-green axis)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • C01P2006/64—Optical properties, e.g. expressed in CIELAB-values b* (yellow-blue axis)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/90—Other properties not specified above

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Food Science & Technology (AREA)
  • Nutrition Science (AREA)
  • Health & Medical Sciences (AREA)
  • Silicon Compounds (AREA)
  • Detergent Compositions (AREA)

Abstract

L'INVENTION EST RELATIVE A UN PROCEDE DE FABRICATION DE SELS ALCALINS PHOSPHATES DE HAUTE PURETE, NOTAMMENT D'UN TRIPOLYPHOSPHATE, COMPRENANT LA MISE EN REACTION D'ACIDE PHOSPHORIQUE AVEC UNE SOLUTION AQUEUSE D'UN SILICATE ALCALIN, TEL QU'UN SILICATE DE SODIUM, DE POTASSIUM OU DE LITHIUM, DE MANIERE A FORMER LE SEL PHOSPHATE CORRESPONDANT ET DE LA SILICE MICRO-AMORPHE RETENANT LA MAJORITE DES IMPURETES CONTENUES DANS L'ACIDE PHOSPHORIQUE MIS EN OEUVRE, LE SEL PHOSPHATE ET LA SILICE OBTENUS ETANT ENSUITE SEPARES L'UN DE L'AUTRETHE INVENTION RELATES TO A PROCESS FOR THE MANUFACTURE OF HIGH PURITY ALKALINE PHOSPHATE SALTS, PARTICULARLY A TRIPOLYPHOSPHATE, COMPRISING THE REACTION OF PHOSPHORIC ACID WITH AN AQUEOUS SOLUTION OF AN ALKALINE SILICATE, SUCH AS A SODIUM SILICATE , POTASSIUM OR LITHIUM, TO FORM THE CORRESPONDING PHOSPHATE SALT AND MICRO-AMORPHOUS SILICA RETAINING THE MAJORITY OF THE IMPURITIES CONTAINED IN THE PHOSPHORIC ACID USED, THE PHOSPHATE SALT AND THE SILICA OBTAINED THEN SEPARATELY THE OTHER

TNTNSN95100A 1994-10-03 1995-10-02 PROCESS FOR THE MANUFACTURE OF HIGH PURITY ALKALINE PHOSPHATE SALTS, SALTS AND SILICAS OBTAINED, AS WELL AS DETERGENT OR FOOD PRODUCT CONTAINING THIS SALT TNSN95100A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BE1994/000065 WO1996010536A1 (en) 1994-10-03 1994-10-03 Method for making phosphated alkaline salts, resulting salts and silicas, and detergent or foodstuff containing such salts

Publications (1)

Publication Number Publication Date
TNSN95100A1 true TNSN95100A1 (en) 1996-02-06

Family

ID=3887898

Family Applications (1)

Application Number Title Priority Date Filing Date
TNTNSN95100A TNSN95100A1 (en) 1994-10-03 1995-10-02 PROCESS FOR THE MANUFACTURE OF HIGH PURITY ALKALINE PHOSPHATE SALTS, SALTS AND SILICAS OBTAINED, AS WELL AS DETERGENT OR FOOD PRODUCT CONTAINING THIS SALT

Country Status (6)

Country Link
EP (1) EP0784594A1 (en)
IL (1) IL115481A0 (en)
MA (1) MA23675A1 (en)
TN (1) TNSN95100A1 (en)
TR (1) TR199501208A2 (en)
WO (1) WO1996010536A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1078134A (en) * 1952-06-13 1954-11-16 Degussa Process for preparing highly divided powder silica
GB800694A (en) * 1954-11-05 1958-09-03 Columbia Southern Chem Corp Improvements in or relating to silicas
FR2159580A5 (en) * 1971-11-04 1973-06-22 Sifrance
AU497891B2 (en) * 1974-05-22 1979-01-18 J.M. Huber Corp. Siliceous pigments & their production
JPS601115A (en) * 1983-06-16 1985-01-07 Central Glass Co Ltd Amorphous silica for transparent dentifrice and its production
JPS62113713A (en) * 1985-11-14 1987-05-25 Osaka Soda Co Ltd Production of silica gel

Also Published As

Publication number Publication date
WO1996010536A1 (en) 1996-04-11
MA23675A1 (en) 1996-04-01
IL115481A0 (en) 1996-01-19
EP0784594A1 (en) 1997-07-23
TR199501208A2 (en) 1996-06-21

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