BE803636A - Procede d'hydrophobation d'oxydes fortement disperses - Google Patents

Procede d'hydrophobation d'oxydes fortement disperses

Info

Publication number
BE803636A
BE803636A BE6044279A BE6044279A BE803636A BE 803636 A BE803636 A BE 803636A BE 6044279 A BE6044279 A BE 6044279A BE 6044279 A BE6044279 A BE 6044279A BE 803636 A BE803636 A BE 803636A
Authority
BE
Belgium
Prior art keywords
highly dispersed
dispersed oxide
hydrophobation
hydrophobation process
oxide
Prior art date
Application number
BE6044279A
Other languages
English (en)
French (fr)
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 BE803636A publication Critical patent/BE803636A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/309—Combinations of treatments provided for in groups C09C1/3009 - C09C1/3081
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/145—After-treatment of oxides or hydroxides, e.g. pulverising, drying, decreasing the acidity
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C3/043—Drying, calcination
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/12—Treatment with organosilicon compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
BE6044279A 1972-08-14 1973-08-14 Procede d'hydrophobation d'oxydes fortement disperses BE803636A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2240014A DE2240014C3 (de) 1972-08-14 1972-08-14 Verfahren zur Hydrophobierung von hochdispersen Oxiden

Publications (1)

Publication Number Publication Date
BE803636A true BE803636A (fr) 1974-02-14

Family

ID=5853568

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6044279A BE803636A (fr) 1972-08-14 1973-08-14 Procede d'hydrophobation d'oxydes fortement disperses

Country Status (8)

Country Link
US (1) US3873337A (nl)
JP (1) JPS4964594A (nl)
BE (1) BE803636A (nl)
DE (1) DE2240014C3 (nl)
FR (1) FR2196376B1 (nl)
GB (1) GB1424378A (nl)
NL (1) NL177228C (nl)
SU (1) SU476751A3 (nl)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2456434C3 (de) * 1974-11-29 1980-08-07 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Verhinderung des Zusammenbackens und Erhaltung der Rieselfähigkeit von technischen Alkalichloriden
US4030940A (en) * 1975-11-03 1977-06-21 Alexei Alexeevich Chuiko Method of producing fine disperse alkylated silica compounds
GB2193976B (en) * 1986-03-19 1990-05-30 Gen Electric Plc Process for depositing a polysilicon film on a substrate
DE3617318A1 (de) * 1986-05-23 1987-11-26 Centralen Inst Khim Promisleno Masse zur herstellung von mikroporoesen separatoren und verfahren zu ihrer herstellung
DE3839900A1 (de) * 1988-11-25 1990-05-31 Wacker Chemie Gmbh Verfahren zur hydrophobierung von si-oh-gruppen enthaltendem, teilchenfoermigem feststoff und verwendung des erhaltenen, hydrophoben, teilchenfoermigen feststoffes in einem verfahren zur herstellung von zu elastomeren haertbaren massen auf basis von diorganopolysiloxanen
JP2624027B2 (ja) * 1991-05-14 1997-06-25 富士ゼロックス株式会社 表面処理無機微粉末を用いた電子写真現像剤
WO1993016125A1 (en) * 1992-02-18 1993-08-19 Matsushita Electric Works, Ltd. Process for producing hydrophobic aerogel
DE4240741A1 (de) * 1992-12-03 1994-06-09 Wacker Chemie Gmbh Verfahren zur Hydrophobierung von pyrogen hergestelltem Siliciumdioxid
DE19500674A1 (de) * 1995-01-12 1996-07-18 Degussa Oberflächenmodifizierte pyrogen hergestellte Mischoxide, Verfahren zu ihrer Herstellung und Verwendung
DE19620942A1 (de) * 1995-06-05 1996-12-12 Gen Electric Effizientes Verfahren zum Hydrophobieren von anorganischem Pulver
US6120596A (en) * 1997-01-23 2000-09-19 Marconi Data Systems Inc. Method for treating pigment particles to improve dispersibility and particle size distribution
US6005012A (en) * 1998-10-29 1999-12-21 The Regents Of The University Of California Method for producing hydrophobic aerogels
CN100506921C (zh) * 2005-03-28 2009-07-01 广州吉必时科技实业有限公司 一种通过连续表面处理制备疏水型纳米二氧化硅的方法
DE102006024590A1 (de) 2006-05-26 2007-11-29 Degussa Gmbh Hydrophile Kieselsäure für Dichtungsmassen
US8894739B1 (en) 2007-05-23 2014-11-25 The United States Of America As Represented By The Secretary Of The Navy Metal powders with improved flowability
US7943084B1 (en) 2007-05-23 2011-05-17 The United States Of America As Represented By The Secretary Of The Navy Metal powders with improved flowability
US10407310B2 (en) * 2017-01-26 2019-09-10 Rec Silicon Inc System for reducing agglomeration during annealing of flowable, finely divided solids
KR20230142833A (ko) 2021-02-11 2023-10-11 에보닉 오퍼레이션스 게엠베하 감소된 실란올 기 밀도를 갖는 발연 실리카 분말

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2802850A (en) * 1954-11-01 1957-08-13 Gen Electric Hydrophobic silicas
US2993809A (en) * 1959-10-23 1961-07-25 Gen Electric Method for making treated silica fillers
DE1150955B (de) * 1961-04-20 1963-07-04 Degussa Verfahren und Vorrichtung zum Reinigen von hochdispersen Oxyden
DE1163784C2 (de) * 1962-03-30 1973-05-03 Degussa Verfahren zur Oberflaechenbehandlung von hochdispersen Oxyden
CH564071A5 (nl) * 1969-03-29 1975-07-15 Degussa

Also Published As

Publication number Publication date
DE2240014C3 (de) 1981-04-16
FR2196376A1 (nl) 1974-03-15
NL7311188A (nl) 1974-02-18
SU476751A3 (ru) 1975-07-05
FR2196376B1 (nl) 1977-02-25
US3873337A (en) 1975-03-25
DE2240014B2 (de) 1980-07-10
DE2240014A1 (de) 1974-05-22
GB1424378A (en) 1976-02-11
NL177228C (nl) 1985-08-16
NL177228B (nl) 1985-03-18
JPS4964594A (nl) 1974-06-22

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DEUTSCHE GOLD-UND SILBER SCHEIDEANSTALT VORMALS R

Effective date: 19870831