CH626269A5 - Ceramic microparticles, process for the preparation thereof, and use thereof - Google Patents
Ceramic microparticles, process for the preparation thereof, and use thereof Download PDFInfo
- Publication number
- CH626269A5 CH626269A5 CH10175A CH10175A CH626269A5 CH 626269 A5 CH626269 A5 CH 626269A5 CH 10175 A CH10175 A CH 10175A CH 10175 A CH10175 A CH 10175A CH 626269 A5 CH626269 A5 CH 626269A5
- Authority
- CH
- Switzerland
- Prior art keywords
- microcapsules
- liquid
- oxide
- filled
- metal oxide
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/04—Making microcapsules or microballoons by physical processes, e.g. drying, spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/20—After-treatment of capsule walls, e.g. hardening
- B01J13/203—Exchange of core-forming material by diffusion through the capsule wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/51—Spheres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/51—Spheres
- B01J35/52—Hollow spheres
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/30—Oxides other than silica
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B30/00—Compositions for artificial stone, not containing binders
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/009—Porous or hollow ceramic granular materials, e.g. microballoons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/32—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof from compositions containing microballoons, e.g. syntactic foams
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
- C08K7/18—Solid spheres inorganic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Civil Engineering (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43134374A | 1974-01-07 | 1974-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH626269A5 true CH626269A5 (en) | 1981-11-13 |
Family
ID=23711507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH10175A CH626269A5 (en) | 1974-01-07 | 1975-01-07 | Ceramic microparticles, process for the preparation thereof, and use thereof |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS603856B2 (nl) |
BE (1) | BE824119A (nl) |
BR (1) | BR7500085A (nl) |
CA (1) | CA1061366A (nl) |
CH (1) | CH626269A5 (nl) |
DE (1) | DE2500153A1 (nl) |
ES (1) | ES433416A1 (nl) |
FR (1) | FR2256779B1 (nl) |
GB (2) | GB1501682A (nl) |
IT (1) | IT1026234B (nl) |
NL (1) | NL181335C (nl) |
SE (1) | SE437771B (nl) |
ZA (1) | ZA75104B (nl) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4290847A (en) | 1975-11-10 | 1981-09-22 | Minnesota Mining And Manufacturing Company | Multishell microcapsules |
DE2960516D1 (en) * | 1978-01-31 | 1981-10-29 | Atomic Energy Authority Uk | Thermally insulating, fire resistant material and its production |
US4399226A (en) | 1978-09-28 | 1983-08-16 | Minnesota Mining And Manufacturing Company | Tagging with microcapsules containing perfluoroalkyl pentafluorosulfide |
GB8333794D0 (en) * | 1983-12-19 | 1984-01-25 | Atomic Energy Authority Uk | Materials |
GB2189780A (en) * | 1986-04-22 | 1987-11-04 | Shell Int Research | A process for the preparation of alumina spheres |
JPS63113165U (nl) * | 1987-01-16 | 1988-07-21 | ||
DE3840196C1 (nl) * | 1988-11-29 | 1990-04-12 | Bayer Ag, 5090 Leverkusen, De | |
DE19950479A1 (de) * | 1999-10-20 | 2001-05-23 | Henkel Kgaa | Mikrokapseln |
DE10013406B4 (de) * | 2000-03-17 | 2007-01-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung von Formkörpern aus einem Verbundwerkstoff und Verwendung der Formkörper |
NO320969B1 (no) * | 2004-05-03 | 2006-02-20 | Yara Int Asa | Ovn og fremgangsmate for katalysatorproduksjon |
CN107973522A (zh) * | 2017-12-16 | 2018-05-01 | 李炫颖 | 一种抗压空心玻璃微珠的制备方法 |
JP6957776B1 (ja) * | 2020-05-01 | 2021-11-02 | 積水化学工業株式会社 | 熱膨張性マイクロカプセル |
CN114965601B (zh) * | 2022-05-13 | 2025-04-29 | 飞思仪表(深圳)有限公司 | 一种VOCs气体传感器用敏感材料及传感器的制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR91342E (fr) * | 1965-04-21 | 1968-05-24 | Grace W R & Co | Procédé de fabrication de noyaux pour microsphères et microsphères obtenues par ce procédé |
GB1231385A (nl) * | 1967-08-04 | 1971-05-12 | ||
US3709706A (en) * | 1969-05-16 | 1973-01-09 | Minnesota Mining & Mfg | Refractory fibers and other articles of zirconia and silica mixtures |
US3748274A (en) * | 1969-08-29 | 1973-07-24 | Atomic Energy Commission | Method of making particles from an aqueous sol |
NL7111738A (nl) * | 1971-08-26 | 1973-02-28 | ||
CA947192A (en) * | 1971-09-14 | 1974-05-14 | Thomas J. Miller | Method of forming particulate material from salt solutions |
US3855172A (en) * | 1972-04-07 | 1974-12-17 | Du Pont | Uniform oxide microspheres and a process for their manufacture |
JPS5426142B2 (nl) * | 1973-08-09 | 1979-09-01 | ||
JPS5121954A (ja) * | 1974-08-16 | 1976-02-21 | Hitachi Ltd | Headoraiyaa |
-
1974
- 1974-12-11 CA CA215,704A patent/CA1061366A/en not_active Expired
- 1974-12-27 SE SE7416307A patent/SE437771B/xx not_active IP Right Cessation
- 1974-12-27 NL NLAANVRAGE7416904,A patent/NL181335C/nl not_active IP Right Cessation
- 1974-12-28 ES ES433416A patent/ES433416A1/es not_active Expired
-
1975
- 1975-01-03 DE DE19752500153 patent/DE2500153A1/de active Granted
- 1975-01-03 IT IT47524/75A patent/IT1026234B/it active
- 1975-01-06 ZA ZA00750104A patent/ZA75104B/xx unknown
- 1975-01-06 GB GB41385/77A patent/GB1501682A/en not_active Expired
- 1975-01-06 BR BR85/75A patent/BR7500085A/pt unknown
- 1975-01-06 GB GB453/75A patent/GB1501681A/en not_active Expired
- 1975-01-06 FR FR7500235A patent/FR2256779B1/fr not_active Expired
- 1975-01-06 JP JP50004359A patent/JPS603856B2/ja not_active Expired
- 1975-01-06 BE BE152158A patent/BE824119A/xx not_active IP Right Cessation
- 1975-01-07 CH CH10175A patent/CH626269A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BE824119A (fr) | 1975-07-07 |
FR2256779B1 (nl) | 1978-10-13 |
AU7689574A (en) | 1976-07-01 |
DE2500153A1 (de) | 1975-07-31 |
SE7416307L (nl) | 1975-07-08 |
IT1026234B (it) | 1978-09-20 |
NL181335C (nl) | 1987-08-03 |
DE2500153C2 (nl) | 1989-12-07 |
JPS603856B2 (ja) | 1985-01-31 |
ES433416A1 (es) | 1976-11-16 |
NL181335B (nl) | 1987-03-02 |
GB1501682A (en) | 1978-02-22 |
JPS50100107A (nl) | 1975-08-08 |
CA1061366A (en) | 1979-08-28 |
ZA75104B (en) | 1976-01-28 |
GB1501681A (en) | 1978-02-22 |
NL7416904A (nl) | 1975-07-09 |
BR7500085A (pt) | 1975-11-04 |
SE437771B (sv) | 1985-03-18 |
FR2256779A1 (nl) | 1975-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased | ||
PL | Patent ceased |