CN106630964A - Ultraviolet-resistant weather-proof composite ceramic material and preparation method thereof - Google Patents
Ultraviolet-resistant weather-proof composite ceramic material and preparation method thereof Download PDFInfo
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Abstract
The invention discloses an ultraviolet-resistant weather-proof composite ceramic material and a preparation method thereof. The ultraviolet-resistant weather-proof composite ceramic material is prepared from the following raw materials in parts by weight: 25 to 30 parts of ceramic powder, 5 to 8 parts of kaolin, 5 to 8 parts of diatomite, 4 to 8 parts of calcium borate, 2 to 5 parts of ethylene-vinyl acetate copolymers, 3 to 4 parts of polysiloxane, 1 to 3 parts of 6-oxethyl-2,2,4-trimethyl-1,2-dihydroquinoline, 1 to 2 parts of 4-methyl-6-tert-butyl phenol, 1 to 3 parts of dilauryl thiodipropionate, 4 to 9 parts of ethyl orthosilicate, 7 to 10 parts of glycerin, 1 to 4 parts of lead titanate, 1 to 3 parts of aluminum oxide, 2 to 4 parts of magnesium oxide, 2 to 6 parts of calcium oxide, 3 to 5 parts of silicon dioxide, 1 to 2 parts of diantimony trioxide, 1 to 4 parts of antioxidants, 2 to 5 parts of stabilizing agents and 1 to 2 parts of coupling agents. The prepared ultraviolet-resistant weather-proof composite ceramic material has the advantages that the performance is stable; the ultraviolet-resistant weather-proof and aging-resistant performance can be realized; the intensity is high. Meanwhile, the invention also discloses the corresponding preparation method.
Description
Technical field
The present invention relates to Material Field, is related specifically to a kind of resistance to ultraviolet weather-proof composite ceramic material and preparation method thereof.
Background technology
With developing rapidly for the industries such as aviation, metallurgy, electric power, increasing materials application in hot environment, and
The oxidation of material, abrasion are more serious under hot environment.Therefore, research and development high-temperature wearable oxidation-resistant material has important
Meaning and using value.Ceramic material due to itself possessing the series of advantages such as high temperature resistant, corrosion-resistant, wear-resistant, high rigidity and
Receive much concern, and oxidation-resistant material is damaged as most important high-temperature wearable and studied.At present, in the world material worker to height
The wear-resisting oxidation resistance ceramics of temperature have carried out research extensively and profoundly, achieve preferable achievement；Domestic scholars are also increasingly weighed
Depending on the research in this field.Further research and development high-temperature wearable oxidation resistance ceramics are for entire society's expanding economy
Have great importance.In consideration of it, this invention address that research novel composite ceramic material, by optimizing raw material formula and technique
Step, is that traditional ceramic material has increased significantly in the performance such as high temperature resistant, wear-resistant, anti-oxidant, to be desirable to
Meet the demand in society and market.
The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of resistance to ultraviolet weather-proof composite ceramic material and preparation method thereof,
By being combined using specified raw material, coordinate corresponding production technology, the resistance to ultraviolet weather-proof composite ceramic material for obtaining, its property
Energy is stable, resistance to ultraviolet Weatherproof ageing-resistant, intensity are big, the requirement of industry is disclosure satisfy that, with preferable application prospect.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of resistance to ultraviolet weather-proof composite ceramic material, is prepared by the raw materials in：Ceramic powder 25-30 parts, kaolin 5-8
Part, diatomite 5-8 parts, line borate 4-8 parts, ethylene-vinyl acetate copolymer 2-5 parts, polysiloxanes 3-4 parts, 6- ethyoxyl -2,
2,4- trimethyl -1,2- dihyaroquinoline 1-3 parts, 4- methyl-6-tert-butylphenol 1-2 parts, thiodipropionic acid dilauryl cinnamic acid ester
1-3 parts, tetraethyl orthosilicate 4-9 parts, glycerine 7-10 parts, lead titanates 1-4 parts, aluminum oxide 1-3 parts, magnesia 2-4 parts, calcium oxide 2-
6 parts, silica 3-5 parts, antimony oxide 1-2 parts, antioxidant 1-4 parts, stabilizer 2-5 parts, coupling agent 1-2 parts.
Preferably, the antioxidant is 2,2'- methylene bis (4- methyl -6- tert-butyl phenols), 4- hydroxy-dodecanoic acids
One or more in anilid, the t-octyl diphenylamines of 4,4'- bis-, 4- hydroxyoctadecanoic acid anilids.
Preferably, the stabilizer is any one in 2- ethyl acetic acid lead, calcium ricinoleate, zinc stearate, orange osmanthus acid barium
Kind.
Preferably, the coupling agent is selected from three iso stearate isopropyl titanates, isopropyl three（Dioctyl pyrophosphoryl base) titanium
Acid esters, two (dioctyl pyrophosphoryl bases) close any in fluoroacetic acid ester titanium, isopropyl three (positive ethylamino-ethylamino) titanate esters
One or more.
The preparation method of described resistance to ultraviolet weather-proof composite ceramic material, comprises the following steps：
（1）Each raw material is weighed according to weight portion；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 200-300 mesh;
（3）By polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide, antioxidant, step
Suddenly（2）Mixture of powders add hot test electric furnace to sinter together, by the high temperature sintering thing water quenching for obtaining, cooling obtains ceramics
Block, high temperature sintering temperature is 500-660 DEG C, and the high temperature sintering time is 30-60 minutes；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 2-3 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Stir in butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, stabilizer, coupling agent injection high pressure homogenizer, rotating speed 1000-
1500 revs/min, pressure is 0.5-1MPa, mixes 10-20 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is solid in 4-10 DEG C of nitrogen incubator
Calmly, degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 860-920 DEG C, very
Pneumatics is by force 0.2-0.5Pa, and the vacuum-sintering time is 60-90 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 2-
4 hours, get product.
Preferably, the condition of the water quenching is：Enter coolant-temperature gage for 10-15 DEG C, the water quenching time is 45 seconds.
Preferably, the mesh size is 200 mesh.
Compared with prior art, its advantage is the present invention：
（1）The present invention resistance to ultraviolet weather-proof composite ceramic material, with ceramic powder, kaolin, diatomite, line borate, polysiloxanes,
Lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide are main component, by adding ethyl vinyl acetate second
Alkene copolymer, glycerine, tetraethyl orthosilicate, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-tert butyl
Phenol, thiodipropionic acid dilauryl cinnamic acid ester, antioxidant, stabilizer, coupling agent, are aided with mechanical crushing, high temperature sintering, at water quenching
The technique such as reason, ball milling sorting, the homogeneous, mold that pressurizes is fixed, vacuum calcining, mould from dewax, maintenance shaping so that be prepared from
Resistance to ultraviolet weather-proof composite ceramic material, its stable performance, resistance to ultraviolet Weatherproof ageing-resistant, intensity are big, disclosure satisfy that the requirement of industry,
With preferable application prospect.
（2）The resistance to ultraviolet weather-proof composite ceramic material raw material of the present invention is cheap, process is simple, is suitable to heavy industrialization fortune
With practical.
Specific embodiment
The technical scheme invented is described in detail with reference to specific embodiment.
Embodiment 1
（1）It is common 25 parts of ceramic powder, 5 parts of kaolin, 5 parts of diatomite, 4 parts of line borate, ethene-vinyl acetate to be weighed according to weight portion
2 parts of polymers, 3 parts of polysiloxanes, 6- ethyoxyl -2,2,4- trimethyl -1,1 part of 2- dihyaroquinolines, 4- methyl-6-tert butyl benzene
1 part of phenol, 1 part of thiodipropionic acid dilauryl cinnamic acid ester, 4 parts of tetraethyl orthosilicate, 7 parts of glycerine, 1 part of lead titanates, 1 part of aluminum oxide, oxidation
2 parts of magnesium, 2 parts of calcium oxide, 3 parts of silica, 1 part of antimony oxide, 2,2'- methylene bis (4- methyl -6- tert-butyl phenols) 1
Part, 2 parts of 2- ethyl acetic acids lead, 1 part of three iso stearate isopropyl titanate；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 200 mesh;
（3）By polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide, 2,2'- methylene bis
(4- methyl -6- tert-butyl phenols), step（2）Mixture of powders add together hot test electric furnace sinter, by the height for obtaining
Warm sinter water quenching, cooling obtains ceramic block, and high temperature sintering temperature is 500 DEG C, the high temperature sintering time is 30 minutes, and water quenching enters
Coolant-temperature gage is 10 DEG C, and the water quenching time is 45 seconds；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 2 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture, and mesh size is 200 mesh；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, 2- ethyl acetic acid lead, three iso stearate isopropyl titanates injection high pressure homogenizer
In stir, 1000 revs/min of rotating speed, pressure is 0.5MPa, mix 10 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is fixed in 4 DEG C of nitrogen incubators,
Degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 860 DEG C, vacuum pressure
It is by force 0.2Pa, the vacuum-sintering time is 60 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 2
Hour, get product.
The performance test results of obtained resistance to ultraviolet weather-proof composite ceramic material are as shown in table 1.
Embodiment 2
（1）It is common 26 parts of ceramic powder, 6 parts of kaolin, 6 parts of diatomite, 5 parts of line borate, ethene-vinyl acetate to be weighed according to weight portion
3 parts of polymers, 3 parts of polysiloxanes, 6- ethyoxyl -2,2,4- trimethyl -1,2 parts of 2- dihyaroquinolines, 4- methyl-6-tert butyl benzene
1 part of phenol, 1 part of thiodipropionic acid dilauryl cinnamic acid ester, 6 parts of tetraethyl orthosilicate, 8 parts of glycerine, 2 parts of lead titanates, 2 parts of aluminum oxide, oxidation
3 parts of magnesium, 4 parts of calcium oxide, 3 parts of silica, 1 part of antimony oxide, 2 parts of 4- hydroxy-dodecanoic acids anilid, calcium ricinoleate
3 parts, isopropyl three（Dioctyl pyrophosphoryl base) 1 part of titanate esters；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 250 mesh;
（3）By polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide, 4- hydroxyls 12
Alkanoic acid anilid, step（2）Mixture of powders add together hot test electric furnace sinter, by the high temperature sintering thing water for obtaining
Quench, cooling obtains ceramic block, high temperature sintering temperature is 550 DEG C, and the high temperature sintering time is 40 minutes, the coolant-temperature gage that enters of water quenching is 12
DEG C, the water quenching time is 45 seconds；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 2.3 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture, and mesh size is 200 mesh；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, calcium ricinoleate, isopropyl three（Dioctyl pyrophosphoryl base) titanate esters injection high pressure
Stir in homogenizer, 1200 revs/min of rotating speed, pressure is 0.7MPa, is mixed 12 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is fixed in 6 DEG C of nitrogen incubators,
Degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 880 DEG C, vacuum pressure
It is by force 0.3Pa, the vacuum-sintering time is 70 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators conserve
2.5 hours, get product.
The performance test results of obtained resistance to ultraviolet weather-proof composite ceramic material are as shown in table 1.
Embodiment 3
（1）It is common 28 parts of ceramic powder, 7 parts of kaolin, 7 parts of diatomite, 7 parts of line borate, ethene-vinyl acetate to be weighed according to weight portion
4 parts of polymers, 4 parts of polysiloxanes, 6- ethyoxyl -2,2,4- trimethyl -1,2 parts of 2- dihyaroquinolines, 4- methyl-6-tert butyl benzene
2 parts of phenol, 2 parts of thiodipropionic acid dilauryl cinnamic acid ester, 8 parts of tetraethyl orthosilicate, 9 parts of glycerine, 3 parts of lead titanates, 2 parts of aluminum oxide, oxidation
3 parts of magnesium, 5 parts of calcium oxide, 4 parts of silica, 2 parts of antimony oxide, 3 parts of 4,4'-, bis- t-octyl diphenylamines, 4 parts of zinc stearate,
Two (dioctyl pyrophosphoryl bases) close 2 parts of fluoroacetic acid ester titanium；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 250 mesh;
（3）Polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide, 4,4'- bis- is tertiary pungent
Base diphenylamines, step（2）Mixture of powders add together hot test electric furnace sinter, by the high temperature sintering thing water quenching for obtaining,
Cooling obtains ceramic block, and high temperature sintering temperature is 600 DEG C, and the high temperature sintering time is 50 minutes, and the coolant-temperature gage that enters of water quenching is 14 DEG C,
The water quenching time is 45 seconds；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 2.7 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture, and mesh size is 200 mesh；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, zinc stearate, two (dioctyl pyrophosphoryl bases) close fluoroacetic acid ester titanium injection high pressure
Stir in homogenizer, 1400 revs/min of rotating speed, pressure is 0.9MPa, is mixed 17 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is fixed in 8 DEG C of nitrogen incubators,
Degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 900 DEG C, vacuum pressure
It is by force 0.4Pa, the vacuum-sintering time is 80 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 3
Hour, get product.
The performance test results of obtained resistance to ultraviolet weather-proof composite ceramic material are as shown in table 1.
Embodiment 4
（1）It is common 30 parts of ceramic powder, 8 parts of kaolin, 8 parts of diatomite, 8 parts of line borate, ethene-vinyl acetate to be weighed according to weight portion
5 parts of polymers, 4 parts of polysiloxanes, 6- ethyoxyl -2,2,4- trimethyl -1,3 parts of 2- dihyaroquinolines, 4- methyl-6-tert butyl benzene
2 parts of phenol, 3 parts of thiodipropionic acid dilauryl cinnamic acid ester, 9 parts of tetraethyl orthosilicate, 10 parts of glycerine, 4 parts of lead titanates, 3 parts of aluminum oxide, oxidation
4 parts of magnesium, 6 parts of calcium oxide, 5 parts of silica, 2 parts of antimony oxide, 4 parts of 4- hydroxyoctadecanoic acids anilid, orange osmanthus acid barium
5 parts, isopropyl three (positive ethylamino-ethylamino) 2 parts of titanate esters；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 300 mesh;
（3）By polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide, 4- hydroxyls 18
Alkanoic acid anilid, step（2）Mixture of powders add together hot test electric furnace sinter, by the high temperature sintering thing water for obtaining
Quench, cooling obtains ceramic block, high temperature sintering temperature is 660 DEG C, and the high temperature sintering time is 60 minutes, the coolant-temperature gage that enters of water quenching is 15
DEG C, the water quenching time is 45 seconds；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 3 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture, and mesh size is 200 mesh；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, orange osmanthus acid barium, the injection of isopropyl three (positive ethylamino-ethylamino) titanate esters are high
Stir in pressure homogenizer, 1500 revs/min of rotating speed, pressure is 1MPa, is mixed 20 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is solid in 10 DEG C of nitrogen incubators
Calmly, degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 920 DEG C, vacuum pressure
It is by force 0.5Pa, the vacuum-sintering time is 90 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 4
Hour, get product.
The performance test results of obtained resistance to ultraviolet weather-proof composite ceramic material are as shown in table 1.
Comparative example 1
（1）25 parts of ceramic powder, 5 parts of kaolin, 5 parts of diatomite, 4 parts of line borate, 3 parts of polysiloxanes, 6- are weighed according to weight portion
Ethyoxyl -2,2,4- trimethyl -1,1 part of 2- dihyaroquinolines, 1 part of 4- methyl-6-tert-butylphenols, thiodipropionic acid dilauryl osmanthus
1 part of acid esters, 4 parts of tetraethyl orthosilicate, 7 parts of glycerine, 1 part of lead titanates, 1 part of aluminum oxide, 2 parts of magnesia, 2 parts of calcium oxide, three oxidations
Two 1 part of antimony, 1 part of 2,2'- methylene bis (4- methyl -6- tert-butyl phenols), 2 parts of 2- ethyl acetic acids lead, three iso stearate metatitanic acids are different
1 part of propyl ester；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 200 mesh;
（3）By polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, antimony oxide, 2,2'- methylene bis (4- methyl-
6- tert-butyl phenols), step（2）Mixture of powders add together hot test electric furnace sinter, by the high temperature sintering thing for obtaining
Water quenching, cooling obtains ceramic block, and high temperature sintering temperature is 500 DEG C, and the high temperature sintering time is 30 minutes, and the coolant-temperature gage that enters of water quenching is
10 DEG C, the water quenching time is 45 seconds；
（4）By step（3）Ceramic block, glycerine, tetraethyl orthosilicate add ball mill together, pellet ratio is 1：5, Ball-milling Time
For 2 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture, and mesh size is 200 mesh；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, 2- ethyl acetic acid lead, three iso stearate isopropyl titanates injection high pressure homogenizer
In stir, 1000 revs/min of rotating speed, pressure is 0.5MPa, mix 10 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is fixed in 4 DEG C of nitrogen incubators,
Degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 860 DEG C, vacuum pressure
It is by force 0.2Pa, the vacuum-sintering time is 60 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 2
Hour, get product.
The performance test results of obtained resistance to ultraviolet weather-proof composite ceramic material are as shown in table 1.
Comparative example 2
（1）It is common 30 parts of ceramic powder, 8 parts of kaolin, 8 parts of diatomite, 8 parts of line borate, ethene-vinyl acetate to be weighed according to weight portion
5 parts of polymers, 6- ethyoxyl -2,2,4- trimethyl -1,3 parts of 2- dihyaroquinolines, 2 parts of 4- methyl-6-tert-butylphenols, thio two
3 parts of propionic acid dilaurate, 9 parts of tetraethyl orthosilicate, 10 parts of glycerine, 4 parts of lead titanates, 3 parts of aluminum oxide, 4 parts of magnesia, titanium dioxide
5 parts of silicon, 2 parts of antimony oxide, 4 parts of 4- hydroxyoctadecanoic acids anilid, orange osmanthus 5 parts of barium of acid, (the positive second ammonia of isopropyl three
Base-ethylamino) 2 parts of titanate esters；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 300 mesh;
（3）By lead titanates, aluminum oxide, magnesia, silica, antimony oxide, 4- hydroxyoctadecanoic acid anilids, step
（2）Mixture of powders add hot test electric furnace to sinter together, by the high temperature sintering thing water quenching for obtaining, cooling obtains ceramics
Block, high temperature sintering temperature is 660 DEG C, and the high temperature sintering time is 60 minutes, and the coolant-temperature gage that enters of water quenching is 15 DEG C, and the water quenching time is 45
Second；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 3 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture, and mesh size is 200 mesh；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, orange osmanthus acid barium, the injection of isopropyl three (positive ethylamino-ethylamino) titanate esters are high
Stir in pressure homogenizer, 1500 revs/min of rotating speed, pressure is 1MPa, is mixed 20 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is solid in 10 DEG C of nitrogen incubators
Calmly, degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 920 DEG C, vacuum pressure
It is by force 0.5Pa, the vacuum-sintering time is 90 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 4
Hour, get product.
The performance test results of obtained resistance to ultraviolet weather-proof composite ceramic material are as shown in table 1.
By resistance to ultraviolet weather-proof composite ceramic material obtained in embodiment 1-4 and comparative example 1-2 carry out skin-friction coefficient,
Bending strength, hardness, this several performance tests of thermal coefficient of expansion.
Table 1
| Skin-friction coefficient | Bending strength, Mpa | Hardness, HV | Thermal coefficient of expansion（10-6/K） | |
| Embodiment 1 | 0.449 | 1024 | 2382 | 8.32 |
| Embodiment 2 | 0.479 | 1066 | 2331 | 8.25 |
| Embodiment 3 | 0.459 | 1035 | 2362 | 8.17 |
| Embodiment 4 | 0.499 | 1045 | 2393 | 8.34 |
| Comparative example 1 | 1.178 | 659 | 1761 | 11.21 |
| Comparative example 2 | 1.297 | 752 | 1906 | 9.96 |
The resistance to ultraviolet weather-proof composite ceramic material of the present invention, with ceramic powder, kaolin, diatomite, line borate, polysiloxanes, titanium
Lead plumbate, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide are main component, by adding ethene-vinyl acetate
Copolymer, glycerine, tetraethyl orthosilicate, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-tert butyl benzene
Phenol, thiodipropionic acid dilauryl cinnamic acid ester, antioxidant, stabilizer, coupling agent, are aided with mechanical crushing, high temperature sintering, at water quenching
The technique such as reason, ball milling sorting, the homogeneous, mold that pressurizes is fixed, vacuum calcining, mould from dewax, maintenance shaping so that be prepared from
Resistance to ultraviolet weather-proof composite ceramic material, its stable performance, resistance to ultraviolet Weatherproof ageing-resistant, intensity are big, disclosure satisfy that the requirement of industry,
With preferable application prospect.The resistance to ultraviolet weather-proof composite ceramic material raw material of the present invention is cheap, process is simple, is suitable to extensive
Industrialization is used, practical.
Embodiments of the invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (7)
1. a kind of resistance to ultraviolet weather-proof composite ceramic material, it is characterised in that：It is prepared by the raw materials in：Ceramic powder 25-
30 parts, kaolin 5-8 parts, diatomite 5-8 parts, line borate 4-8 parts, ethylene-vinyl acetate copolymer 2-5 parts, polysiloxanes 3-4
Part, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinoline 1-3 parts, 4- methyl-6-tert-butylphenol 1-2 parts, thio two
Propionic acid dilaurate 1-3 parts, tetraethyl orthosilicate 4-9 parts, glycerine 7-10 parts, lead titanates 1-4 parts, aluminum oxide 1-3 parts, magnesia
2-4 parts, calcium oxide 2-6 parts, silica 3-5 parts, antimony oxide 1-2 parts, antioxidant 1-4 parts, stabilizer 2-5 parts, idol
Connection agent 1-2 parts.
2. resistance to ultraviolet weather-proof composite ceramic material according to claim 1, it is characterised in that：The antioxidant is 2,
2'- methylene bis (4- methyl -6- tert-butyl phenols), 4- hydroxy-dodecanoic acid anilids, the t-octyl diphenylamines of 4,4'- bis-, 4-
One or more in hydroxyoctadecanoic acid anilid.
3. resistance to ultraviolet weather-proof composite ceramic material according to claim 1, it is characterised in that：The stabilizer is 2- ethyls
Any one in lead acetate, calcium ricinoleate, zinc stearate, orange osmanthus acid barium.
4. resistance to ultraviolet weather-proof composite ceramic material according to claim 1, it is characterised in that：The coupling agent is different selected from three
Stearic acid isopropyl titanate, isopropyl three（Dioctyl pyrophosphoryl base) titanate esters, two (dioctyl pyrophosphoryl bases) close fluoroacetic acid ester
Any one or a few in titanium, isopropyl three (positive ethylamino-ethylamino) titanate esters.
5. according to the preparation method of the arbitrary described resistance to ultraviolet weather-proof composite ceramic material of claim 1-4, it is characterised in that bag
Include following steps：
（1）Each raw material is weighed according to weight portion；
（2）Ceramic powder, kaolin, diatomite, line borate are added and is ground in raymond mill, milling acc power is
22KW, mixture granularity is 200-300 mesh;
（3）By polysiloxanes, lead titanates, aluminum oxide, magnesia, calcium oxide, silica, antimony oxide, antioxidant, step
Suddenly（2）Mixture of powders add hot test electric furnace to sinter together, by the high temperature sintering thing water quenching for obtaining, cooling obtains ceramics
Block, high temperature sintering temperature is 500-660 DEG C, and the high temperature sintering time is 30-60 minutes；
（4）By step（3）Ceramic block, ethylene-vinyl acetate copolymer, glycerine, tetraethyl orthosilicate add ball mill together, expect
Ball ratio is 1：5, Ball-milling Time is 2-3 hours；
（5）By step（4）Ball milling powder mince sorting of sieving, collection is sieved mixture；
（6）By step（5）The mixture that sieves, 6- ethyoxyl -2,2,4- trimethyl -1,2- dihyaroquinolines, 4- methyl-6-terts
Stir in butylphenol, thiodipropionic acid dilauryl cinnamic acid ester, stabilizer, coupling agent injection high pressure homogenizer, rotating speed 1000-
1500 revs/min, pressure is 0.5-1MPa, mixes 10-20 minutes；
（7）By step（6）Stirring mixture injection mould in it is compressing, gained idiosome is solid in 4-10 DEG C of nitrogen incubator
Calmly, degumming 30 minutes；
（8）By step（7）Idiosome be put in vacuum high-temperature calcining furnace and be sintered shaping, calcining heat is 860-920 DEG C, very
Pneumatics is by force 0.2-0.5Pa, and the vacuum-sintering time is 60-90 minutes；
（9）By step（8）Calcining model be slowly dropped to after room temperature, mould from, dewax, be put in 60 DEG C of nitrogen incubators and conserve 2-
4 hours, get product.
6. the preparation method of resistance to ultraviolet weather-proof composite ceramic material according to claim 5, it is characterised in that the step
（3）In, the condition of water quenching is：Enter coolant-temperature gage for 10-15 DEG C, the water quenching time is 45 seconds.
7. the preparation method of resistance to ultraviolet weather-proof composite ceramic material according to claim 5, it is characterised in that the step
（5）In, mesh size is 200 mesh.
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| CN107602128A (en) * | 2017-09-18 | 2018-01-19 | 原晋波 | A kind of preparation method of composite electron encapsulating material |
| CN108218291A (en) * | 2018-02-02 | 2018-06-29 | 付主枝 | A kind of preparation method for the bioceramic material for adulterating dicalcium silicate nano powder |
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| CN103951396A (en) * | 2014-04-08 | 2014-07-30 | 安徽省亚欧陶瓷有限责任公司 | Antimicrobial mildew-proof ceramic tile and preparation method thereof |
| CN103951390A (en) * | 2014-04-08 | 2014-07-30 | 安徽省亚欧陶瓷有限责任公司 | Corrosion-resistant ceramic tile and preparation method thereof |
| CN105924143A (en) * | 2016-05-06 | 2016-09-07 | 陈昌 | Aluminum oxide nano ceramic cutter material and preparing method thereof |
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| KR20010077476A (en) * | 2000-02-02 | 2001-08-20 | 김영헌 | Far infrared radiation emitting ceramic composition and foorming goods |
| CN103951396A (en) * | 2014-04-08 | 2014-07-30 | 安徽省亚欧陶瓷有限责任公司 | Antimicrobial mildew-proof ceramic tile and preparation method thereof |
| CN103951390A (en) * | 2014-04-08 | 2014-07-30 | 安徽省亚欧陶瓷有限责任公司 | Corrosion-resistant ceramic tile and preparation method thereof |
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| CN107602128A (en) * | 2017-09-18 | 2018-01-19 | 原晋波 | A kind of preparation method of composite electron encapsulating material |
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