CA1061366A - Non-vitreous ceramic metal oxide microcapsules - Google Patents

Non-vitreous ceramic metal oxide microcapsules

Info

Publication number
CA1061366A
CA1061366A CA215,704A CA215704A CA1061366A CA 1061366 A CA1061366 A CA 1061366A CA 215704 A CA215704 A CA 215704A CA 1061366 A CA1061366 A CA 1061366A
Authority
CA
Canada
Prior art keywords
microcapsules
metal oxide
liquid
porous
polycrystalline
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
CA215,704A
Other languages
English (en)
French (fr)
Other versions
CA215704S (en
Inventor
Harold G. Sowman
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
Application granted granted Critical
Publication of CA1061366A publication Critical patent/CA1061366A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018Addition 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)
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/04Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening
    • B01J13/203Exchange of core-forming material by diffusion through the capsule wall
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51Spheres
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00Use 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
    • C04B14/02Granular materials, e.g. microballoons
    • C04B14/30Oxides other than silica
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B30/00Compositions for artificial stone, not containing binders
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/009Porous or hollow ceramic granular materials, e.g. microballoons
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/32Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof from compositions containing microballoons, e.g. syntactic foams
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00Use of ingredients characterised by shape
    • C08K7/16Solid spheres
    • C08K7/18Solid spheres inorganic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials 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)
CA215,704A 1974-01-07 1974-12-11 Non-vitreous ceramic metal oxide microcapsules Expired CA1061366A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA1061366A true CA1061366A (en) 1979-08-28

Family

ID=23711507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,704A Expired CA1061366A (en) 1974-01-07 1974-12-11 Non-vitreous ceramic metal oxide microcapsules

Country Status (13)

Country Link
JP (1) JPS603856B2 (tr)
BE (1) BE824119A (tr)
BR (1) BR7500085A (tr)
CA (1) CA1061366A (tr)
CH (1) CH626269A5 (tr)
DE (1) DE2500153A1 (tr)
ES (1) ES433416A1 (tr)
FR (1) FR2256779B1 (tr)
GB (2) GB1501682A (tr)
IT (1) IT1026234B (tr)
NL (1) NL181335C (tr)
SE (1) SE437771B (tr)
ZA (1) ZA75104B (tr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003403B1 (en) * 1978-01-31 1981-07-29 United Kingdom Atomic Energy Authority 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
JPH0524926Y2 (tr) * 1986-08-23 1993-06-24
JPS63113165U (tr) * 1987-01-16 1988-07-21
DE3840196C1 (tr) * 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

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 (tr) * 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 (tr) * 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 (tr) * 1973-08-09 1979-09-01
JPS5121954A (ja) * 1974-08-16 1976-02-21 Hitachi Ltd Headoraiyaa

Also Published As

Publication number Publication date
BR7500085A (pt) 1975-11-04
GB1501682A (en) 1978-02-22
FR2256779A1 (tr) 1975-08-01
NL181335B (nl) 1987-03-02
JPS603856B2 (ja) 1985-01-31
NL181335C (nl) 1987-08-03
DE2500153C2 (tr) 1989-12-07
IT1026234B (it) 1978-09-20
ES433416A1 (es) 1976-11-16
BE824119A (fr) 1975-07-07
ZA75104B (en) 1976-01-28
CH626269A5 (en) 1981-11-13
SE437771B (sv) 1985-03-18
SE7416307L (tr) 1975-07-08
AU7689574A (en) 1976-07-01
JPS50100107A (tr) 1975-08-08
DE2500153A1 (de) 1975-07-31
NL7416904A (nl) 1975-07-09
GB1501681A (en) 1978-02-22
FR2256779B1 (tr) 1978-10-13

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