ZA796752B - Silica gel and process for preparing it - Google Patents

Silica gel and process for preparing it

Info

Publication number
ZA796752B
ZA796752B ZA00796752A ZA796752A ZA796752B ZA 796752 B ZA796752 B ZA 796752B ZA 00796752 A ZA00796752 A ZA 00796752A ZA 796752 A ZA796752 A ZA 796752A ZA 796752 B ZA796752 B ZA 796752B
Authority
ZA
South Africa
Prior art keywords
preparing
silica gel
silica
gel
Prior art date
Application number
ZA00796752A
Inventor
R Morton
P Feig
K Rieser
G Luers
R Glemza
Original Assignee
Grace Gmbh
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 Grace Gmbh filed Critical Grace Gmbh
Publication of ZA796752B publication Critical patent/ZA796752B/en

Links

Classifications

    • 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
    • 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
    • C01B33/157—After-treatment of gels
    • C01B33/158—Purification; Drying; Dehydrating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
ZA00796752A 1978-12-13 1979-12-12 Silica gel and process for preparing it ZA796752B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2853647A DE2853647B2 (en) 1978-12-13 1978-12-13 Process for the production of silica gels and their use

Publications (1)

Publication Number Publication Date
ZA796752B true ZA796752B (en) 1980-12-31

Family

ID=6056941

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00796752A ZA796752B (en) 1978-12-13 1979-12-12 Silica gel and process for preparing it

Country Status (19)

Country Link
JP (1) JPS55104911A (en)
AT (1) ATA784279A (en)
AU (1) AU534199B2 (en)
BE (1) BE880583A (en)
BR (1) BR7908104A (en)
CH (1) CH650754A5 (en)
DE (1) DE2853647B2 (en)
DK (1) DK528979A (en)
ES (1) ES487399A1 (en)
FR (1) FR2444004A1 (en)
GB (1) GB2038303B (en)
IE (1) IE49319B1 (en)
IT (1) IT1126543B (en)
MY (1) MY8400226A (en)
NL (1) NL7908956A (en)
PH (1) PH16359A (en)
PT (1) PT70577A (en)
SE (1) SE439296B (en)
ZA (1) ZA796752B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4279879A (en) * 1979-10-01 1981-07-21 W. R. Grace & Co. Silica gel
DE3236180A1 (en) * 1982-09-30 1984-04-05 Akzo Gmbh, 5600 Wuppertal Silica loaded with surfactant, process for its production and use
US4569838A (en) * 1983-12-23 1986-02-11 Colgate-Palmolive Company Dentifrice
US4631184A (en) * 1984-01-10 1986-12-23 W. R. Grace & Co. Dialytic silica dentifrice
US4528181A (en) * 1984-02-01 1985-07-09 Colgate-Palmolive Company Dentifrice containing dual sources of fluoride
AU578392B2 (en) * 1984-07-31 1988-10-20 Lion Corporation Toothpaste composition containing silica
GB8419708D0 (en) * 1984-08-02 1984-09-05 Shell Int Research Preparation of silica spheres
DE3430801A1 (en) * 1984-08-22 1986-03-06 Bayer Ag, 5090 Leverkusen USE OF POROUS FILLERS IN POLYMERIZABLE MEASURES, SUCH MEASURES AND THE USE THEREOF FOR THE PRODUCTION OF MOLDED BODIES
US4659504A (en) * 1984-11-30 1987-04-21 Colgate-Palmolive Company Preparation of phytate-salt free gel dentifrice
US4575456A (en) * 1984-11-30 1986-03-11 Colgate-Palmolive Company Gel dentifrice of desirable consistency
US4562066A (en) * 1984-12-11 1985-12-31 Colgate-Palmolive Company Astringent dentifrice containing monofluorophosphate
US4562063A (en) * 1984-12-11 1985-12-31 Colgate-Palmolive Company Astringent gel dentifrice
NZ214031A (en) * 1984-12-11 1989-05-29 Colgate Palmolive Co Astringent dentifrice containing synthetic, precipitated, amorphous silica gel as polishing agent
US4562065A (en) * 1984-12-11 1985-12-31 Colgate-Palmolive Company Astringent dentifrice
GB8529796D0 (en) * 1985-12-03 1986-01-08 Unilever Plc Precipitated silicas
GB8604985D0 (en) * 1986-02-28 1986-04-09 Unilever Plc Precipitated silicas
PT85223B (en) * 1986-07-22 1990-03-30 Grace W R & Co PROCESS FOR THE PREPARATION OF AEROGELES DE SILICA AND DENTIFICAL COMPOSITIONS
JPS6371054U (en) * 1986-10-29 1988-05-12
JPS63100055U (en) * 1986-12-20 1988-06-29
GB8721644D0 (en) * 1987-09-15 1987-10-21 Unilever Plc Silicas
JPH0187763U (en) * 1987-12-02 1989-06-09
JPH0242010U (en) * 1988-06-24 1990-03-23
JPH02131457U (en) * 1989-04-10 1990-11-01
US5676932A (en) † 1995-05-02 1997-10-14 J.M. Huber Corporation Silica abrasive compositions
DE19615763C2 (en) * 1996-04-20 1999-10-28 Heraeus Kulzer Gmbh & Co Kg Silica-based filler, process for its preparation and its use
US5939051A (en) * 1998-02-27 1999-08-17 Colgate-Palmolive Company Dental abrasive
EP2459110B1 (en) 2009-07-31 2018-09-05 Colgate-Palmolive Company High cleaning dentifrice compositions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE292006C (en) *
GB263199A (en) * 1925-12-19 1928-03-20 Ig Farbenindustrie Ag An improved process for the production of active silica gels with fine capillary pores
US3243262A (en) * 1963-02-18 1966-03-29 Grace W R & Co Process for preparing microspheroidal silica
GB1077908A (en) * 1965-05-05 1967-08-02 Grace W R & Co Process for the production of silica gels
SE343477C (en) * 1966-12-05 1977-09-15 Unilever Nv TOOTH CREAM COMPOSITION CONTAINING A SILICO DIOXIDE
GB1264292A (en) * 1969-03-28 1972-02-16
BR7700632A (en) * 1976-02-05 1977-10-04 Grace W R & Co PROCESS TO PREPARE ORAL TOOTHPASTE COMPOSITION

Also Published As

Publication number Publication date
CH650754A5 (en) 1985-08-15
DE2853647B2 (en) 1980-11-06
IT7927961A0 (en) 1979-12-07
IE792408L (en) 1980-06-13
ATA784279A (en) 1985-09-15
DK528979A (en) 1980-06-14
SE7910212L (en) 1980-06-14
SE439296B (en) 1985-06-10
AU534199B2 (en) 1984-01-12
BE880583A (en) 1980-04-01
AU5372379A (en) 1980-07-10
DE2853647A1 (en) 1980-06-26
GB2038303A (en) 1980-07-23
IE49319B1 (en) 1985-09-18
GB2038303B (en) 1982-11-17
IT1126543B (en) 1986-05-21
FR2444004A1 (en) 1980-07-11
FR2444004B1 (en) 1983-01-28
PT70577A (en) 1980-01-01
JPS6242848B2 (en) 1987-09-10
ES487399A1 (en) 1980-09-16
NL7908956A (en) 1980-06-17
BR7908104A (en) 1980-07-22
MY8400226A (en) 1984-12-31
JPS55104911A (en) 1980-08-11
DE2853647C3 (en) 1988-04-14
PH16359A (en) 1983-09-08

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