DE3472113D1 - Processing of kaolinitic clays at high solids under acidic conditions - Google Patents
Processing of kaolinitic clays at high solids under acidic conditionsInfo
- Publication number
- DE3472113D1 DE3472113D1 DE8484107170T DE3472113T DE3472113D1 DE 3472113 D1 DE3472113 D1 DE 3472113D1 DE 8484107170 T DE8484107170 T DE 8484107170T DE 3472113 T DE3472113 T DE 3472113T DE 3472113 D1 DE3472113 D1 DE 3472113D1
- Authority
- DE
- Germany
- Prior art keywords
- processing
- acidic conditions
- under acidic
- high solids
- solids under
- 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
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- 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
- C09C1/40—Compounds of aluminium
- C09C1/42—Clays
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
-
- 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
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 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
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51388883A | 1983-07-14 | 1983-07-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3472113D1 true DE3472113D1 (en) | 1988-07-21 |
Family
ID=24045011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484107170T Expired DE3472113D1 (en) | 1983-07-14 | 1984-06-22 | Processing of kaolinitic clays at high solids under acidic conditions |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0131785B1 (de) |
DE (1) | DE3472113D1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4781298A (en) * | 1986-10-07 | 1988-11-01 | Engelhard Corporation | Process for beneficiating clay at high solids |
US4943324A (en) * | 1988-05-23 | 1990-07-24 | Georgia Kaolin Company, Inc. | High performance paper filler and method of producing same |
EP0635464B1 (de) * | 1993-07-21 | 1998-10-28 | Kao Corporation, S.A. | Rohstoffzusammensetzung für keramische Werkstoffe und Verfahren zu seiner Herstellung |
DE19530062C2 (de) * | 1995-08-16 | 1998-10-15 | Dorfner Gmbh & Co Kaolin Und K | Verfahren zur Herstellung aufgehellter Mineralien |
CN101607418B (zh) * | 2009-07-14 | 2012-05-09 | 陕西科技大学 | 一种提高高岭土悬浮稳定性的方法 |
CN112777605B (zh) * | 2021-01-26 | 2023-07-18 | 太原理工大学 | 一种提高煅烧煤系高岭土比表面积的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1585122A (en) * | 1976-10-07 | 1981-02-25 | English Clays Lovering Pochin | Clays |
US4186027A (en) * | 1976-10-07 | 1980-01-29 | English Clays Lovering Pochin & Company Limited | Processing of kaolinitic clays at high solids |
-
1984
- 1984-06-22 EP EP19840107170 patent/EP0131785B1/de not_active Expired
- 1984-06-22 DE DE8484107170T patent/DE3472113D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0131785A3 (en) | 1986-01-15 |
EP0131785B1 (de) | 1988-06-15 |
EP0131785A2 (de) | 1985-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |