ES433416A1 - Un procedimiento para obtener particulas ceramicas esferi- cas. - Google Patents

Un procedimiento para obtener particulas ceramicas esferi- cas.

Info

Publication number
ES433416A1
ES433416A1 ES433416A ES433416A ES433416A1 ES 433416 A1 ES433416 A1 ES 433416A1 ES 433416 A ES433416 A ES 433416A ES 433416 A ES433416 A ES 433416A ES 433416 A1 ES433416 A1 ES 433416A1
Authority
ES
Spain
Prior art keywords
microcapsules
metal oxide
ceramic
liquid
procedure
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
ES433416A
Other languages
English (en)
Spanish (es)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of ES433416A1 publication Critical patent/ES433416A1/es
Expired legal-status Critical Current

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)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (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)
ES433416A 1974-01-07 1974-12-28 Un procedimiento para obtener particulas ceramicas esferi- cas. Expired ES433416A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43134374A 1974-01-07 1974-01-07

Publications (1)

Publication Number Publication Date
ES433416A1 true ES433416A1 (es) 1976-11-16

Family

ID=23711507

Family Applications (1)

Application Number Title Priority Date Filing Date
ES433416A Expired ES433416A1 (es) 1974-01-07 1974-12-28 Un procedimiento para obtener particulas ceramicas esferi- cas.

Country Status (13)

Country Link
JP (1) JPS603856B2 (enrdf_load_html_response)
BE (1) BE824119A (enrdf_load_html_response)
BR (1) BR7500085A (enrdf_load_html_response)
CA (1) CA1061366A (enrdf_load_html_response)
CH (1) CH626269A5 (enrdf_load_html_response)
DE (1) DE2500153A1 (enrdf_load_html_response)
ES (1) ES433416A1 (enrdf_load_html_response)
FR (1) FR2256779B1 (enrdf_load_html_response)
GB (2) GB1501681A (enrdf_load_html_response)
IT (1) IT1026234B (enrdf_load_html_response)
NL (1) NL181335C (enrdf_load_html_response)
SE (1) SE437771B (enrdf_load_html_response)
ZA (1) ZA75104B (enrdf_load_html_response)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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 (enrdf_load_html_response) * 1987-01-16 1988-07-21
DE3840196C1 (enrdf_load_html_response) * 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)

* Cited by examiner, † Cited by third party
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 (enrdf_load_html_response) * 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 (enrdf_load_html_response) * 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 (enrdf_load_html_response) * 1973-08-09 1979-09-01
JPS5121954A (ja) * 1974-08-16 1976-02-21 Hitachi Ltd Headoraiyaa

Also Published As

Publication number Publication date
SE7416307L (enrdf_load_html_response) 1975-07-08
NL181335B (nl) 1987-03-02
FR2256779B1 (enrdf_load_html_response) 1978-10-13
NL7416904A (nl) 1975-07-09
ZA75104B (en) 1976-01-28
BE824119A (fr) 1975-07-07
JPS50100107A (enrdf_load_html_response) 1975-08-08
AU7689574A (en) 1976-07-01
GB1501682A (en) 1978-02-22
CH626269A5 (en) 1981-11-13
SE437771B (sv) 1985-03-18
DE2500153C2 (enrdf_load_html_response) 1989-12-07
IT1026234B (it) 1978-09-20
FR2256779A1 (enrdf_load_html_response) 1975-08-01
BR7500085A (pt) 1975-11-04
NL181335C (nl) 1987-08-03
GB1501681A (en) 1978-02-22
CA1061366A (en) 1979-08-28
DE2500153A1 (de) 1975-07-31
JPS603856B2 (ja) 1985-01-31

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