FR1078134A - Process for preparing highly divided powder silica - Google Patents

Process for preparing highly divided powder silica

Info

Publication number
FR1078134A
FR1078134A FR1078134DA FR1078134A FR 1078134 A FR1078134 A FR 1078134A FR 1078134D A FR1078134D A FR 1078134DA FR 1078134 A FR1078134 A FR 1078134A
Authority
FR
France
Prior art keywords
divided powder
powder silica
preparing highly
highly divided
preparing
Prior art date
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.)
Expired
Application number
Other languages
French (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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Application granted granted Critical
Publication of FR1078134A publication Critical patent/FR1078134A/en
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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR1078134D 1952-06-13 1953-06-06 Process for preparing highly divided powder silica Expired FR1078134A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1078134X 1952-06-13

Publications (1)

Publication Number Publication Date
FR1078134A true FR1078134A (en) 1954-11-16

Family

ID=7720544

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1078134D Expired FR1078134A (en) 1952-06-13 1953-06-06 Process for preparing highly divided powder silica

Country Status (1)

Country Link
FR (1) FR1078134A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010536A1 (en) * 1994-10-03 1996-04-11 Societe Chimique Prayon-Rupel Method for making phosphated alkaline salts, resulting salts and silicas, and detergent or foodstuff containing such salts
WO2012010712A1 (en) * 2010-07-23 2012-01-26 Rhodia Operations Precipitated silica production process

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010536A1 (en) * 1994-10-03 1996-04-11 Societe Chimique Prayon-Rupel Method for making phosphated alkaline salts, resulting salts and silicas, and detergent or foodstuff containing such salts
WO2012010712A1 (en) * 2010-07-23 2012-01-26 Rhodia Operations Precipitated silica production process
FR2962996A1 (en) * 2010-07-23 2012-01-27 Rhodia Operations NEW PROCESS FOR THE PREPARATION OF PRECIPITED SILICES
US9938154B2 (en) 2010-07-23 2018-04-10 Rhodia Operations Precipitated silica production process

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