GR3027690T3 - Precipitated silica - Google Patents

Precipitated silica

Info

Publication number
GR3027690T3
GR3027690T3 GR980401866T GR980401866T GR3027690T3 GR 3027690 T3 GR3027690 T3 GR 3027690T3 GR 980401866 T GR980401866 T GR 980401866T GR 980401866 T GR980401866 T GR 980401866T GR 3027690 T3 GR3027690 T3 GR 3027690T3
Authority
GR
Greece
Prior art keywords
precipitated silica
value
absorbence
dbp
particle size
Prior art date
Application number
GR980401866T
Other languages
English (en)
Inventor
Mustafa Dr Siray
Robert Kuhlmann
Arnold Dr Storeck
Mathias Neumueller
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26024194&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR3027690(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19642448A external-priority patent/DE19642448A1/de
Application filed by Degussa filed Critical Degussa
Publication of GR3027690T3 publication Critical patent/GR3027690T3/el

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
    • 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
    • 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
    • C01P2006/60—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
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content
GR980401866T 1996-03-27 1998-08-20 Precipitated silica GR3027690T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19612118 1996-03-27
DE19642448A DE19642448A1 (de) 1996-03-27 1996-10-15 Fällungskieselsäure

Publications (1)

Publication Number Publication Date
GR3027690T3 true GR3027690T3 (en) 1998-11-30

Family

ID=26024194

Family Applications (1)

Application Number Title Priority Date Filing Date
GR980401866T GR3027690T3 (en) 1996-03-27 1998-08-20 Precipitated silica

Country Status (5)

Country Link
EP (1) EP0798266B2 (el)
AT (1) ATE168663T1 (el)
DK (1) DK0798266T4 (el)
ES (1) ES2121639T5 (el)
GR (1) GR3027690T3 (el)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10048616A1 (de) 2000-09-30 2002-04-11 Degussa Dotierte Fällungskieselsäure
DE10124298A1 (de) * 2001-05-17 2002-11-21 Degussa Verfahren zur Herstellung von Kieselsäuren und Silikaten durch saure Fällung von Silikaten mit konstantem Kationenüberschuß
DE10146325A1 (de) * 2001-09-20 2003-04-10 Degussa Fällungskieselsäure mit hohem BET/CTAB-Verhältnis
DE102014113411A1 (de) 2014-09-17 2016-03-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Anorganische, Silica-basierte Feststoff-Schaumpartikel mit geschlossenen Innenporen, ihre Herstellung und ihre Verwendung als Füll- oder Speicherstoff
EP4243759A1 (en) * 2020-11-10 2023-09-20 Rhodia Operations Whitening oral care compositions
CN115385347B (zh) * 2022-09-05 2023-03-14 金三江(肇庆)硅材料股份有限公司 一种可调节孔径的沉淀型二氧化硅及其制备方法和应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59163306A (ja) * 1983-03-08 1984-09-14 Taki Chem Co Ltd 歯磨用シリカ基剤及びその製法
US5225177A (en) † 1990-01-19 1993-07-06 J. M. Huber Corporation Dentifrice abrasives and compositions
EP0495039B2 (en) * 1990-08-06 2003-10-08 INEOS Silicas Limited Silicas
KR960010781B1 (ko) * 1991-10-02 1996-08-08 유니레버 엔브이 실리카
JP2971946B2 (ja) * 1992-10-28 1999-11-08 クロスフィールド・リミテッド シリカ
DE4423493A1 (de) * 1993-08-07 1995-02-09 Degussa Verfahren zur Herstellung einer Fällungskieselsäure

Also Published As

Publication number Publication date
EP0798266B2 (de) 2002-01-02
ES2121639T3 (es) 1998-12-01
EP0798266A1 (de) 1997-10-01
EP0798266B1 (de) 1998-07-22
ATE168663T1 (de) 1998-08-15
DK0798266T4 (da) 2002-03-18
DK0798266T3 (da) 1999-02-15
ES2121639T5 (es) 2002-08-01

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