FR2208948A1 - - Google Patents

Info

Publication number
FR2208948A1
FR2208948A1 FR7327777A FR7327777A FR2208948A1 FR 2208948 A1 FR2208948 A1 FR 2208948A1 FR 7327777 A FR7327777 A FR 7327777A FR 7327777 A FR7327777 A FR 7327777A FR 2208948 A1 FR2208948 A1 FR 2208948A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7327777A
Other versions
FR2208948B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SIFRANCE
Original Assignee
SIFRANCE
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 SIFRANCE filed Critical SIFRANCE
Publication of FR2208948A1 publication Critical patent/FR2208948A1/fr
Application granted granted Critical
Publication of FR2208948B1 publication Critical patent/FR2208948B1/fr
Expired legal-status Critical Current

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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/02—Amorphous compounds
    • 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
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content
FR7327777A 1972-08-24 1973-07-30 Expired FR2208948B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28346772A 1972-08-24 1972-08-24

Publications (2)

Publication Number Publication Date
FR2208948A1 true FR2208948A1 (fr) 1974-06-28
FR2208948B1 FR2208948B1 (fr) 1977-02-25

Family

ID=23086204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7327777A Expired FR2208948B1 (fr) 1972-08-24 1973-07-30

Country Status (12)

Country Link
JP (1) JPS4999998A (fr)
BE (1) BE836648Q (fr)
BR (1) BR7306423D0 (fr)
CA (1) CA990905A (fr)
DE (1) DE2342713C2 (fr)
DK (1) DK144732C (fr)
FI (1) FI61199C (fr)
FR (1) FR2208948B1 (fr)
GB (1) GB1445575A (fr)
IT (1) IT990406B (fr)
NL (1) NL180845C (fr)
ZA (1) ZA735414B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2344805A1 (de) * 1972-08-24 1974-03-21 Sifrance Verfahren zum herstellen von gefaellten kieselsaeuren
DE2609831B2 (de) * 1976-03-10 1979-05-23 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Aufbereitung von Siliciumdioxid enthaltenden Abfallflugstäuben zu Fällungskieselsäuren und Silikaten
FR2418917B1 (fr) * 1978-03-03 1986-06-06 Emi Ltd Dispositif de fusee a radar a auto-correlation pour projectile explosif
JPS60105609A (ja) * 1983-03-04 1985-06-11 Taki Chem Co Ltd 歯磨用シリカ基剤及びその製造方法
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
BR8307103A (pt) * 1983-12-19 1985-07-30 Rhodia Sa Processo de obtencao de uma silica de precipitacao e processo de reforco de elastomeros utilizando essa silica
DE4133319A1 (de) * 1991-10-08 1993-04-15 Sued Chemie Ag Verwendung von amorpher faellungskieselsaeure als fuellstoff in der waermeempfindlichen schicht eines waermeempfindlichen aufzeichnungsmaterials
DE4427137B4 (de) * 1993-10-07 2007-08-23 Degussa Gmbh Fällungskieselsäure
US6977065B1 (en) 1993-10-07 2005-12-20 Degussa Ag Precipitated silicas
US5846506A (en) * 1994-10-07 1998-12-08 Degussa Aktiengesellschaft Precipitated silicas
CN114380296B (zh) * 2021-12-29 2023-09-08 四川马边龙泰磷电有限责任公司 一种生产沉淀白炭黑和甲酸盐的方法及装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657149A (en) * 1952-10-21 1953-10-27 Du Pont Method of esterifying the surface of a silica substrate having a reactive silanol surface and product thereof
FR1530836A (fr) * 1966-07-08 1968-06-28 Bayer Ag Charges contenant de l'acide silicique utiles comme diluants et leur procédé de préparation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL289590A (fr) * 1962-03-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657149A (en) * 1952-10-21 1953-10-27 Du Pont Method of esterifying the surface of a silica substrate having a reactive silanol surface and product thereof
FR1530836A (fr) * 1966-07-08 1968-06-28 Bayer Ag Charges contenant de l'acide silicique utiles comme diluants et leur procédé de préparation

Also Published As

Publication number Publication date
DK144732B (da) 1982-05-24
JPS4999998A (fr) 1974-09-20
CA990905A (en) 1976-06-15
BE836648Q (fr) 1976-04-01
NL7311627A (fr) 1974-02-26
FR2208948B1 (fr) 1977-02-25
NL180845C (nl) 1987-05-04
AU5907973A (en) 1975-02-13
IT990406B (it) 1975-06-20
DE2342713A1 (de) 1974-03-07
NL180845B (nl) 1986-12-01
ZA735414B (en) 1974-07-31
DE2342713C2 (de) 1982-04-08
FI61199C (fi) 1982-06-10
BR7306423D0 (pt) 1974-07-18
FI61199B (fi) 1982-02-26
DK144732C (da) 1982-10-18
GB1445575A (en) 1976-08-11

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Legal Events

Date Code Title Description
CA Change of address
TP Transmission of property
ST Notification of lapse