ZA945890B - Process for the production of a precipitated silica - Google Patents

Process for the production of a precipitated silica

Info

Publication number
ZA945890B
ZA945890B ZA945890A ZA945890A ZA945890B ZA 945890 B ZA945890 B ZA 945890B ZA 945890 A ZA945890 A ZA 945890A ZA 945890 A ZA945890 A ZA 945890A ZA 945890 B ZA945890 B ZA 945890B
Authority
ZA
South Africa
Prior art keywords
production
precipitated silica
precipitated
silica
Prior art date
Application number
ZA945890A
Inventor
Heinz Esch Matthias Neumueller
Ralf Rausch
Robert Kuhlmann
Karin Otto
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of ZA945890B publication Critical patent/ZA945890B/en

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/25—Silicon; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • 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
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Silicon Compounds (AREA)
  • Cosmetics (AREA)
ZA945890A 1993-08-07 1994-08-05 Process for the production of a precipitated silica ZA945890B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4326576 1993-08-07

Publications (1)

Publication Number Publication Date
ZA945890B true ZA945890B (en) 1995-03-16

Family

ID=6494691

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA945890A ZA945890B (en) 1993-08-07 1994-08-05 Process for the production of a precipitated silica

Country Status (4)

Country Link
KR (1) KR970005188B1 (en)
DE (1) DE4423493A1 (en)
TW (1) TW328533B (en)
ZA (1) ZA945890B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19642448A1 (en) * 1996-03-27 1997-10-02 Degussa Precipitated silica
ATE168663T1 (en) * 1996-03-27 1998-08-15 Degussa PRECIPITATED SILICIC ACID
DE19740440A1 (en) 1997-09-15 1999-03-18 Degussa Easily dispersible precipitated silica
DE19840153A1 (en) * 1998-09-03 2000-04-20 Degussa Precipitated silica

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE629129A (en) * 1962-03-02
FR2622439B1 (en) * 1987-11-04 1991-07-12 Rhone Poulenc Chimie SILICA FOR TOOTHPASTE COMPOSITIONS COMPATIBLE IN PARTICULAR WITH CHLORHEXIDINE

Also Published As

Publication number Publication date
DE4423493A1 (en) 1995-02-09
KR970005188B1 (en) 1997-04-14
KR950005745A (en) 1995-03-20
TW328533B (en) 1998-03-21

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