IT990406B - PROCEDURE FOR PREPARATION OF PRECIPITED AMOFFI SILICEOUS PIG MENTS - Google Patents
PROCEDURE FOR PREPARATION OF PRECIPITED AMOFFI SILICEOUS PIG MENTSInfo
- Publication number
- IT990406B IT990406B IT52139/73A IT5213973A IT990406B IT 990406 B IT990406 B IT 990406B IT 52139/73 A IT52139/73 A IT 52139/73A IT 5213973 A IT5213973 A IT 5213973A IT 990406 B IT990406 B IT 990406B
- Authority
- IT
- Italy
- Prior art keywords
- amoffi
- precipited
- siliceous
- procedure
- preparation
- Prior art date
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28346772A | 1972-08-24 | 1972-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT990406B true IT990406B (en) | 1975-06-20 |
Family
ID=23086204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT52139/73A IT990406B (en) | 1972-08-24 | 1973-08-23 | PROCEDURE FOR PREPARATION OF PRECIPITED AMOFFI SILICEOUS PIG MENTS |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS4999998A (en) |
| BE (1) | BE836648Q (en) |
| BR (1) | BR7306423D0 (en) |
| CA (1) | CA990905A (en) |
| DE (1) | DE2342713C2 (en) |
| DK (1) | DK144732C (en) |
| FI (1) | FI61199C (en) |
| FR (1) | FR2208948B1 (en) |
| GB (1) | GB1445575A (en) |
| IT (1) | IT990406B (en) |
| NL (1) | NL180845C (en) |
| ZA (1) | ZA735414B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2344805A1 (en) * | 1972-08-24 | 1974-03-21 | Sifrance | Silicon oxide pigments used for toothpaste prodn |
| DE2609831B2 (en) * | 1976-03-10 | 1979-05-23 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Process for processing waste dust containing silicon dioxide into precipitated silicas and silicates |
| FR2418917B1 (en) * | 1978-03-03 | 1986-06-06 | Emi Ltd | SELF-CORRELATION RADAR ROCKET DEVICE FOR EXPLOSIVE PROJECTILE |
| JPS60105609A (en) * | 1983-03-04 | 1985-06-11 | Taki Chem Co Ltd | Silica base for dentifrice and its preparation |
| JPS59163306A (en) * | 1983-03-08 | 1984-09-14 | Taki Chem Co Ltd | Silica as tooth paste base and its preparation |
| BR8307103A (en) * | 1983-12-19 | 1985-07-30 | Rhodia Sa | PROCESS OF OBTAINING A PRECIPITATION SILICA AND ELASTOMER REINFORCEMENT PROCESS USING THIS SILICA |
| DE4133319A1 (en) * | 1991-10-08 | 1993-04-15 | Sued Chemie Ag | Coarse milled amorphous pptd. silicic acid - used in heat-sensitive recording media opt. together with finely-divided white pigment |
| DE4427137B4 (en) * | 1993-10-07 | 2007-08-23 | Degussa Gmbh | precipitated silica |
| 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 (en) * | 2021-12-29 | 2023-09-08 | 四川马边龙泰磷电有限责任公司 | Method and device for producing precipitated white carbon black and formate |
Family Cites Families (3)
| 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 |
| NL289590A (en) * | 1962-03-02 | |||
| FR1530836A (en) * | 1966-07-08 | 1968-06-28 | Bayer Ag | Fillers containing silicic acid useful as diluents and process for their preparation |
-
1973
- 1973-07-30 FR FR7327777A patent/FR2208948B1/fr not_active Expired
- 1973-08-06 GB GB3727173A patent/GB1445575A/en not_active Expired
- 1973-08-09 ZA ZA735414A patent/ZA735414B/en unknown
- 1973-08-14 FI FI2551/73A patent/FI61199C/en active
- 1973-08-15 CA CA178,840A patent/CA990905A/en not_active Expired
- 1973-08-21 JP JP48093758A patent/JPS4999998A/ja active Pending
- 1973-08-21 BR BR6423/73A patent/BR7306423D0/en unknown
- 1973-08-22 DK DK463273A patent/DK144732C/en not_active IP Right Cessation
- 1973-08-23 IT IT52139/73A patent/IT990406B/en active
- 1973-08-23 NL NLAANVRAGE7311627,A patent/NL180845C/en not_active IP Right Cessation
- 1973-08-23 DE DE2342713A patent/DE2342713C2/en not_active Expired
-
1975
- 1975-12-15 BE BE162752A patent/BE836648Q/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK144732B (en) | 1982-05-24 |
| JPS4999998A (en) | 1974-09-20 |
| CA990905A (en) | 1976-06-15 |
| BE836648Q (en) | 1976-04-01 |
| NL7311627A (en) | 1974-02-26 |
| FR2208948B1 (en) | 1977-02-25 |
| NL180845C (en) | 1987-05-04 |
| AU5907973A (en) | 1975-02-13 |
| FR2208948A1 (en) | 1974-06-28 |
| DE2342713A1 (en) | 1974-03-07 |
| NL180845B (en) | 1986-12-01 |
| ZA735414B (en) | 1974-07-31 |
| DE2342713C2 (en) | 1982-04-08 |
| FI61199C (en) | 1982-06-10 |
| BR7306423D0 (en) | 1974-07-18 |
| FI61199B (en) | 1982-02-26 |
| DK144732C (en) | 1982-10-18 |
| GB1445575A (en) | 1976-08-11 |
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