CN104591793B - A kind of colored Pengyang china stone and preparation method thereof - Google Patents
A kind of colored Pengyang china stone and preparation method thereof Download PDFInfo
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- CN104591793B CN104591793B CN201510008835.6A CN201510008835A CN104591793B CN 104591793 B CN104591793 B CN 104591793B CN 201510008835 A CN201510008835 A CN 201510008835A CN 104591793 B CN104591793 B CN 104591793B
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Abstract
The present invention relates to a kind of ceramic, be specifically related to a kind of colored Pengyang china stone and preparation method thereof, described colored Pengyang china stone is by the coloured raw embryo of high temperature biscuiting, after spraying colorless marzacotto, burnt by medium temperature glaze, form through twice method for cooking, described coloured raw embryo is made up of the raw material of following massfraction: calcining calcium phosphate 40-50%, feldspar: 10-15%; Quartz 8-15%; Clay? 30-40%, additional 1-5% pigment.The present invention is by pre-burning calcium phosphate, eliminate its internal stress, qualification rate is high, the design proportioning raw materials that the present invention is scientific and reasonable and preparation method, fired by coloured raw embryo first, the colored Pengyang china stone porcelain body prepared is thin, color even, translucency are bright good, has coloured glaze gloss, and glaze layer can prevent harmful element from oozing out, nontoxic, green, environmental protection.
Description
Technical field
The present invention relates to a kind of ceramic, be specifically related to a kind of colored Pengyang china stone and preparation method thereof.
Background technology
Pottery is the important integral part of of Chinese civilization history.Along with the development of Ceramics Culture and the improvement of preparation technology, people are devoted to produce nontoxic, harmless Pengyang china stone.
In existing domestic ceramics, nontoxic for ensureing, mostly be whiteware, single, visual effect is not good, and colored daily-use fine is adopt color glaze to be sprayed on green compact or the biscuit after differing temps calcination, forms after calcining.But owing to bedying in glaze process, easily cause coat-thickness inconsistent, cause long-pending look, cause qualification rate low, and there is detection device for multi metallic elements in toner, have the stripping of the heavy metal element such as lead, cadmium during use, harm humans is healthy.The report in coloured green compact is not yet had in prior art.
Summary of the invention
For prior art Problems existing, the invention provides a kind of colored Pengyang china stone, by the coloured raw embryo of high temperature biscuiting, then after spraying colorless marzacotto, medium temperature glaze burns, fire through twice and form, the heavy metal elements such as colored Pengyang china stone of the present invention is unleaded, cadmium ooze out, nontoxic, green, environmental protection.Made fine porcelain, porcelain body is thin, evenly bright in luster, has coloured glaze gloss, and translucency is good.
Present invention also offers a kind of preparation method of colored Pengyang china stone, the method technique is simple, and controllability is good.
The technical scheme that the present invention is adopted to achieve these goals is:
The invention provides a kind of colored Pengyang china stone: the first coloured raw embryo of high temperature biscuiting, after spraying colorless marzacotto, burnt by medium temperature glaze, form through twice method for cooking.
Colored Pengyang china stone of the present invention, described coloured raw embryo is made up of the raw material of following massfraction: calcining calcium phosphate 40-50%, feldspar: 10-15%; Quartz 8-15%; Clay 30-40%, the additional 1-5% pigment accounting for raw material gross weight.
Described calcining calcium phosphate calcium phosphate is incubated at 1280-1300 DEG C of temperature calcining to form for 2 hours.
Being made up of the raw material of following massfraction of described water white transparency glaze: feldspar 27%, Stalactitum 12.5%, quartz 26%, zinc oxide 4%, boric acid 10%, borax 5%, Quilonum Retard 5%, soda ash 4.5%, Strontium carbonate powder 6%.
The preparation method of above-mentioned water white transparency glaze is: take raw material by described massfraction, mix, be melting into frit, then adds 3% Suzhou soil, by material: ball: water=1:1.7:0.6 is ground to 200 mesh sieve margins 0.05%.
Described pigment is be that the golden red of 0.3:4 and look are wrapped up in yellow ultramarine that yellow agent forms or be the blue pigments that the blue and cupric oxide of the vanadium of 3:2 forms by mass ratio by mass ratio.
Present invention also offers a kind of preparation method of colored Pengyang china stone, specifically comprise the following steps:
A. mud is prepared: raw material is calcined calcium phosphate, feldspar, quartz, clay, pigment, take according to massfraction, load ball mill, mix, according to material: ball: water=1:1.7:0.8 ~ 0.85 is ground to fineness 120 mesh sieve margin 0.05% and sieves, and it is for subsequent use that mud is made in deironing;
B. shaping: injection forming makes required type, get base drying 24 ~ 48 hours, repaired biscuit, obtain raw embryo;
C. high temperature biscuiting: by above-mentioned green compact loading of kiln, be warming up to 1270 DEG C, insulation fires 1 hour, stops kiln and obtains bique;
D. glazing: after the polishing of bique manual polishing, spraying colorless marzacotto carries out glazing, obtains enamel germ;
E. medium temperature glaze burns: by glazed body drying 12 ~ 24 hours, loading of kiln glaze firing to 1160 DEG C, was incubated 20 minutes, stops kiln, obtain colored Pengyang china stone.
Colored Pengyang china stone prepared by the present invention can carry out colored drawing on fine porcelain surface after coloured idiosome or medium temperature glaze burning of high temperature biscuiting.
In the present invention, described clay is Datong soil, eluriate one or more the composite soil such as Longyan clay, lane, Shandong soil, native, the Guangdong ball clay in Laiyang, and the granularity of clay is more than 80 orders.
Preparation raw material first by science in the present invention makes coloured raw embryo; glaze spraying material again after high-temperature firing; first passage of the present invention is fired coloured raw embryo and is prepared colored Pengyang china stone; the element of the harmful to human such as lead, cadmium is not oozed out by water white transparency glaze layer protection pigment; and the colored Pengyang china stone burnt out is bright in luster, translucency good, has coloured glaze gloss.First calcium phosphate is carried out calcination through 1280 ~ 1300 DEG C of high temperature by the present invention, eliminates and organizes internal stress, improves the purity of calcium phosphate, decreases the shrinking percentage of raw material; The present invention is by controlling the mass ratio of material, ball, water, and the accurately fineness of control mud, the slip fluidity prepared is good, and plasticity-is good, makes that products made thereby green compact are closely knit, intensity is high.By scientific and reasonable adjustment formula, in sintering procedure, become porcelain performance good, vitreous degree is high, and deformation of products rate is little.The present invention is by calcining calcium phosphate in advance, accurately controlling the formula composition of moil fineness and each raw material, effectively maintain ceramic firing shrinking percentage, the defects such as the cracking that the internal structure inequality preventing high temperature sintering to cause causes, and there is larger firing range, be greater than 20 degree, thus ensure that higher qualification rate.
In the present invention, the proportioning of pigment is the important factor that goods color is vivid, and the improper meeting of pigment ratio causes the transparency of goods to reduce, and affects its visual appearance.
Advantage of the present invention and beneficial effect are:
1. the raw embryo raw material of first rational proportioning, prepares coloured raw embryo and carries out high-temperature calcination, then carry out glaze spraying, the colored Pengyang china stone porcelain body prepared is thin, and color even, translucency are good, have coloured glaze gloss, and glaze layer can prevent harmful element from oozing out, nontoxic, green, environmental protection.
2 the present invention, by calcining calcium phosphate in advance, add the intensity of goods, decrease the phenomenons such as surface cracking.
Embodiment
Below technical solution of the present invention is described in detail, but protection scope of the present invention is not limited to described embodiment.
embodiment 1
A kind of Gold production Pengyang china stone, the composition of raw materials of coloured raw embryo is, in massfraction: calcining calcium phosphate 45%, feldspar 10%, quartz 10%, clay 35%, additional pigment: 0.3% golden red and 4% look that account for above-mentioned raw materials gross weight wrap up in yellow agent.
Described calcining calcium phosphate calcium phosphate is incubated at 1280-1300 DEG C of temperature calcining to form for 2 hours.
Described clay eluriates Longyan clay, 4% Guangdong ball clay, 2% Tu Ji4% Shandong, Laiyang lane local soil type one-tenth by 15% Datong soil, 10%.
Water white transparency glaze formula is: feldspar 27%, Stalactitum 12.5%, quartz 26%, zinc oxide 4%, boric acid 10%, borax 5%, Quilonum Retard 5%, soda ash 4.5%, Strontium carbonate powder 6%.
The preparation method of above-mentioned water white transparency glaze is: take raw material by above-mentioned massfraction, be melting into frit, then adds 3% Suzhou soil, by material: ball: water=1:1.7:0.6 is ground to 200 mesh sieve margins 0.05%.
The preparation method of described Gold production Pengyang china stone:
A. mud is prepared: each raw material is loaded ball mill according to mass percent, according to material: ball: water=1:1.7:0.8 is ground to fineness 120 mesh sieve margin 0.05% and sieves, and it is for subsequent use that mud is made in deironing;
B. shaping: above-mentioned mud is injected gypsum mold, and injection forming makes required type, get base dry 24 hours, repaired biscuit, obtains raw embryo;
C. high temperature biscuiting: by above-mentioned green compact loading of kiln, be warming up to 1270 DEG C, be incubated 1 hour, stop kiln and obtain bique, total high temperature biscuiting time is approximately 8 ~ 9 hours.
D. glazing: after the polishing of bique manual polishing, spraying Lead-free transparent glaze carries out glazing, obtains enamel germ;
E. medium temperature glaze burns: by glazed body drying 12 ~ 24 hours, loading of kiln glaze firing to 1160 DEG C, be incubated and stop kiln in 20 minutes, total glaze firing time was about 5 ~ 6 hours, obtains Gold production Pengyang china stone.
The outward appearance of the Gold production Pengyang china stone of preparation: bright in luster, even, have gloss as coloured glaze, translucency is 45%.
embodiment 2
A kind of imperial reddish blue Pengyang china stone, the composition of raw materials of coloured raw embryo is, in massfraction: calcining calcium phosphate 40%, feldspar 14%, quartz 14%, clay 32%, additional pigment: 0.6% vanadium orchid and 0.4% cupric oxide accounting for above-mentioned raw materials gross weight.
Described calcining calcium phosphate calcium phosphate is incubated at 1280-1300 DEG C of temperature calcining to form for 2 hours.
Described clay eluriates Longyan clay, 5% Guangdong ball clay by 15% Datong soil, 12%.
Water white transparency glaze formula and preparation method are with embodiment 1.
The preparation method of described imperial reddish blue Pengyang china stone:
A. mud is prepared: each raw material is loaded ball mill according to mass percent, according to material: ball: water=1:1.7:0.85 is ground to fineness 120 mesh sieve margin 0.05% and sieves, and it is for subsequent use that mud is made in deironing;
B. shaping: above-mentioned mud is injected gypsum mold, and injection forming makes required type, get base dry 48 hours, repaired biscuit, obtains raw embryo;
C. high temperature biscuiting: by above-mentioned green compact loading of kiln, be warming up to 1270 DEG C, is incubated 1 hour, stops kiln and obtain bique;
D. glazing: after the polishing of bique manual polishing, spraying Lead-free transparent glaze carries out glazing, obtains enamel germ;
E. medium temperature glaze burns: by glazed body drying 12 ~ 24 hours, loading of kiln glaze firing to 1160 DEG C, was incubated and stops kiln in 20 minutes, obtain imperial reddish blue Pengyang china stone.
The outward appearance of the imperial reddish blue Pengyang china stone of preparation is: bright in luster, even, have gloss as coloured glaze, translucency is 50%, and the qualification rate of product is high.
comparative example 1
A kind of gold porcelain, the composition of raw materials of raw embryo is, in massfraction: calcium phosphate 45%, feldspar 10%, quartz 10%, clay 35%.
Glaze formula is: commercially available yellow glaze.
Preparation method is identical with embodiment 1.
The outward appearance of the Gold production porcelain of preparation: the yellow inequality of part formulations, bead leak white, and yellow can not cover bead, light tight, without coloured glaze gloss.And without the calcium phosphate calcined in advance as raw material, easily there is fine cracks, conforming product rate reduces about 15%, adds production cost.
Detect embodiment
By colored Pengyang china stone prepared by embodiment 1-2 and comparative example 1, national standard (GB/T3532-1995) according to domestic ceramics detects thermostability, lead-indium alloy, visual appearance, heat stability testing method: detect with reference to GB/T3298; Lead and cadmium weight testing method: detect with reference to GB/T3534.Detect data in table 1.
Table 1
Note: heat stability testing method: heat exchange is not once split from 180 DEG C to 20 DEG C.
Lead and cadmium weight testing method: 4% acetic acid solution soaks 24 hours ± 20 minutes, extraction ceramic stripping lead and cadmium, measure lead release≤1ppm with atomic absorption spectrophotometer, quantity of cadmium release≤0.10ppm.
As can be seen from Table 1, comparative example utilizes traditional method first to prepare raw embryo, and then spray gold porcelain prepared by color glaze, have lead, cadmium stripping, life-time service, is detrimental to health.And by calcium phosphate without after calcining in advance and directly using, part formulations has crack, the requirement that visual appearance is against regulation.
In the present invention, the proportioning of pigment is the important factor of bright equally, pigment ratio is excessive or too small, all cause the phenomenons such as the colored Pengyang china stone combinations color and lustre dimness prepared, in sintering procedure, temperature controls also to be the key factor improving job efficiency and ensure its color and luster, the too high or too low visual appearance all affecting goods.
Colored high-grade daily-use pottery provided by the invention is suitable for other ceramics such as preparation technology's product equally.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not by the restriction of embodiment; other is any do not deviate from spirit of the present invention and principle under make change, modification, combination, substitute, simplify and all should be equivalent substitute mode, be included within protection scope of the present invention.
Claims (6)
1. a colored Pengyang china stone, is characterized in that: the first coloured raw embryo of high temperature biscuiting, after spraying colorless marzacotto, is burnt by medium temperature glaze, forms through twice method for cooking; Described coloured raw embryo is made up of the raw material of following massfraction: calcining calcium phosphate 40-50%, feldspar 10-15%, quartzy 8-15%, clay 30-40%, the additional 1-5% pigment accounting for raw material gross weight;
Described calcining calcium phosphate calcium phosphate is incubated at 1280-1300 DEG C of temperature calcining to form for 2 hours;
Preparation method is:
A. mud is prepared: raw material is calcined calcium phosphate, feldspar, quartz, clay, pigment, take according to massfraction, load ball mill, mix, according to material: ball: water=1:1.7:0.8 ~ 0.85 is ground to fineness 120 mesh sieve margin 0.05% and sieves, and it is for subsequent use that mud is made in deironing;
B. shaping: injection forming makes required type, get base drying 24 ~ 48 hours, repaired biscuit, obtain raw embryo;
C. high temperature biscuiting: by above-mentioned green compact loading of kiln, be warming up to 1270 DEG C, insulation fires 1 hour, stops kiln and obtains bique;
D. glazing: after the polishing of bique manual polishing, spraying colorless marzacotto carries out glazing, obtains enamel germ;
E. medium temperature glaze burns: by glazed body drying 12 ~ 24 hours, loading of kiln glaze firing to 1160 DEG C, was incubated 20 minutes, stops kiln, obtain colored Pengyang china stone.
2. colored Pengyang china stone according to claim 1, is characterized in that: the granularity of described clay is more than 80 orders.
3. colored Pengyang china stone according to claim 1, is characterized in that, being made up of the raw material of following massfraction of described water white transparency glaze: feldspar 27%, Stalactitum 12.5%, quartz 26%, zinc oxide 4%, boric acid 10%, borax 5%, Quilonum Retard 5%, soda ash 4.5%, Strontium carbonate powder 6%.
4. colored Pengyang china stone according to claim 3, it is characterized in that, described water white transparency glaze adopts following methods to be prepared from: take raw material by described massfraction, after mixing, be melting into frit, then 3% Suzhou soil is added, by material: ball: water=1:1.7:0.6 is ground to 200 mesh sieve margins 0.05%.
5. colored Pengyang china stone according to claim 1, is characterized in that: described pigment is be that the golden red of 0.3:4 and look are wrapped up in yellow ultramarine that yellow agent forms or be the blue pigments that the blue and cupric oxide of the vanadium of 3:2 forms by mass ratio by mass ratio.
6. the colored Pengyang china stone according to any one of claim 1-5, is characterized in that: described colored Pengyang china stone can carry out colored drawing on fine porcelain surface after coloured idiosome or medium temperature glaze burning of high temperature biscuiting.
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| CN104945018B (en) * | 2014-12-23 | 2019-01-15 | 广西师范学院 | A kind of dedicated khaki raw glaze of Nixing pottery |
| CN113387615A (en) * | 2021-06-30 | 2021-09-14 | 成都百年贝雅医疗科技有限公司 | DLP (digital light processing) biological ceramic printing slurry |
| CN114907013B (en) * | 2022-04-21 | 2024-01-12 | 景德镇陶瓷大学 | Preparation and application method of one-time firing black-white interphase ink glaze |
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