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CL2017000085A1 - Granos cerámicos y métodos para su producción - Google Patents

Granos cerámicos y métodos para su producción

Info

Publication number
CL2017000085A1
CL2017000085A1 CL2017000085A CL2017000085A CL2017000085A1 CL 2017000085 A1 CL2017000085 A1 CL 2017000085A1 CL 2017000085 A CL2017000085 A CL 2017000085A CL 2017000085 A CL2017000085 A CL 2017000085A CL 2017000085 A1 CL2017000085 A1 CL 2017000085A1
Authority
CL
Chile
Prior art keywords
drops
grains
ceramic grains
dry
production
Prior art date
Application number
CL2017000085A
Other languages
English (en)
Inventor
Stephane Desiles
Huber François
Original Assignee
Magotteaux Int S A
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 Magotteaux Int S A filed Critical Magotteaux Int S A
Publication of CL2017000085A1 publication Critical patent/CL2017000085A1/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • B22D19/06—Casting in, on, or around objects which form part of the product for manufacturing or repairing tools
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62695—Granulation or pelletising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/28—Shape or construction of beater elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • B22D19/02—Casting in, on, or around objects which form part of the product for making reinforced articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D25/00—Special casting characterised by the nature of the product
    • B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B24D18/0027—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for by impregnation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/001—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as supporting member
    • B24D3/002—Flexible supporting members, e.g. paper, woven, plastic materials
    • B24D3/004—Flexible supporting members, e.g. paper, woven, plastic materials with special coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
    • B24D5/12—Cut-off wheels
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    • C04B35/486—Fine ceramics
    • C04B35/488—Composites
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    • C04B35/62625—Wet mixtures
    • C04B35/6264—Mixing media, e.g. organic solvents
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    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
    • C04B35/62655—Drying, e.g. freeze-drying, spray-drying, microwave or supercritical drying
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    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
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    • C04B35/636—Polysaccharides or derivatives thereof
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    • C04B38/0038—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by superficial sintering or bonding of particulate matter
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    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
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    • C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
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    • C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
    • C04B41/515—Other specific metals
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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Abstract

<p>LA INVENCIÓN SE REFIERE A UN MÉTODO PARA PREPARAR GRANOS CERÁMICOS QUE COMPRENDE: - PREPARAR UNA SUSPENSIÓN QUE COMPRENDE PARTÍCULAS INORGÁNICAS Y UN AGENTE GELIFICANTE; - HACER GOTAS DE LA SUSPENSIÓN; - INTRODUCIR LAS GOTAS EN UN MEDIO LÍQUIDO DE REACCIÓN DE GELIFICACIÓN EN EL QUE LAS GOTAS SE GELIFICAN; - DEFORMAR LAS GOTAS ANTES, DURANTE O DESPUÉS DE LA GELIFICACIÓN; - SECAR LAS GOTAS DEFORMADAS GELIFICADAS, OBTENIENDO DE ESTE MODO GRANOS SECOS Y SINTERIZAR LOS GRANOS SECOS, OBTENIENDO ASÍ LOS GRANOS CERÁMICOS. LA INVENCIÓN SE REFIERE ADEMÁS A GRANOS CERÁMICOS OBTENIBLES MEDIANTE UN MÉTODO DE LA INVENCIÓN.</p>
CL2017000085A 2014-07-16 2017-01-12 Granos cerámicos y métodos para su producción CL2017000085A1 (es)

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CN105563353B (zh) * 2016-02-18 2018-05-22 郑州磨料磨具磨削研究所有限公司 一种陶瓷结合剂细粒度磨具的制备方法
FR3052993B1 (fr) * 2016-06-22 2019-01-25 Imerys Fused Minerals Beyrede Sas Particule abrasive frittee a base d'oxydes presents dans la bauxite
CN106111946A (zh) * 2016-06-28 2016-11-16 王俊 一种复合陶瓷金属耐磨坯件制备方法及其制品
EP3270093B1 (de) * 2016-07-15 2020-03-04 Craco GmbH Panzerplatte und verfahren zur herstellung
DE102017111836A1 (de) 2017-05-30 2018-12-06 HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung Verfahren zur Herstellung von Kompositpartikeln und von Isoliermaterial zur Herstellung von isolierenden Produkten für die Baustoffindustrie sowie entsprechende Verwendungen
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CN107074661A (zh) 2017-08-18
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WO2016008970A1 (en) 2016-01-21
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KR20170059968A (ko) 2017-05-31

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