CN1827551A

CN1827551A - Artificial stone and its preparing process and application

Info

Publication number: CN1827551A
Application number: CN 200510024159
Authority: CN
Inventors: 骆宝华
Original assignee: SHANGHAI AOBEIER ENTERPRISE DEVELOPMENT Co Ltd
Current assignee: SHANGHAI AOBEIER ENTERPRISE DEVELOPMENT Co Ltd
Priority date: 2005-03-02
Filing date: 2005-03-02
Publication date: 2006-09-06
Anticipated expiration: 2025-03-02
Also published as: CN1323048C

Abstract

The invention relates to an artifical stone and its method of making and usage. The artifical stone contains the following components: 60.0-77.34 mass % of silicon dioxide, 13.0-20.0 mass % of aluminum oxide, 0.13-13.0 mass % of potassium oxide, 1.0-11.5 mass % of sodium oxide, 0.06-0.77 mass % of calcium oxide, 0-0.7 mass % of iron oxide, 0.01-2.14 mass % of magnesium oxide, 0.01-0.09 mass % of titanium dioxide, and the datum level is the total weight of the artifical stone. The said artifical stone has a performance of sunlight-transparent irradiated by visible light. The method of making artifical stone contains the following sequential steps: (1) heating powdered albite or the mixture stocks of heating powdered albite and potash feldspar to 1000-1500 DEG C, melting powdered solid materials, and preserving heat for 1-30 hours; (2) cooling the products; the size of the said falspar stocks can pass a screen of 20-500 meshes. The artifical stone of the invention can be used in making craft products, adornment, sanitary fixture or used as building material and finishing material. The artifical stone of the invention has a performance of sunlight-transparent and is made of pure natural inorganic material, no volatilizing harmful organic material.

Description

A kind of rostone and manufacture method thereof and purposes

Technical field

The present invention relates to a kind of rostone and manufacture method thereof and purposes.

Background technology

At present, in building and ornament materials, middle-grade material has pottery, glass etc., and high-grade material has Spain's marble, Iranian jade etc.The ceramic tile cost is low, but light tight, can not be used as high-grade art work.The glass transmittance is too high, and decoration result is also good inadequately.Natural Spain's marble, Iranian jade and Pakistani jade have native texture and light transmission slightly, and decoration result is best.But natural Spain's marble and Iranian jade price is expensive, specification is little, big plate is few, frangible, the surface is not wear-resisting, color is single, the source of goods is few and be afraid of to expose to wind and rain.For this reason, the research report is arranged constantly, adopt the method for synthetic, the raw material of employing synthetic to prepare rostone, in the hope of reaching the purpose and the effect of imitative natural marble or jade.Once had the macromolecule resin plate of synthetic to come into the market, and had light transmission though they can be made, they do not have the native texture of natural marble or jade.Simultaneously, because they are synthetic materials, the high temperature harmful smell that can volatilize, and inflammable, acid and alkali-resistance not can wear out.

In order to abandon synthetic material, also there is the research report to adopt natural materials to prepare rostone, for example the someone adopts lime and feldspar feedstock production rostone, or to adopt quartzy, lime be the feedstock production rostone with feldspar, and still the product of making is not as the light transmission of natural jade.It is the feedstock production rostone that the somebody adopts silica sand, feldspar, and the product of making does not have light transmission yet.Up to now, the someone adopts the pure natural material to make the rostone that can imitate natural marble or jade as yet.

Summary of the invention

An object of the present invention is to provide a kind of have the slightly imitative natural marble of light transmission or the rostone of jade.

Another object of the present invention provides a kind ofly has a method of the rostone of light transmission slightly by what the pure natural material was made.

A further object of the present invention provides a kind of purposes of the artificial stone of the present invention.

One aspect of the present invention provides a kind of rostone, and it contains following composition:

SiO ₂60.0-77.34 weight %

Al ₂O ₃13.0-20.0 weight %

K ₂O 0.13-13.0 weight %

Na ₂O 1.0-11.5 weight %

CaO 0.06-0.77 weight %

Fe ₂O ₃0-0.7 weight %

MgO 0.01-2.14 weight %

TiO ₂0.01-0.09 weight %

Gross weight with rostone is a benchmark; This rostone has light transmission under the rayed of visible light wave range.

One of the artificial stone of the present invention preferred embodiment in, it also contains 0.01-6 weight % pigment, and described pigment is selected from praseodymium yellow, vanadium zirconium blue, cobalt aluminate, bright red, orange, coffee, tea is red, gold is brown, antimony tin ash, black, cobalt black, zirconium iron pink, parcel is red, yttrium is red, in red one or more of chrome alumina red, chromium titan yellow, chromium titanium.Described parcel is red, the red conventional pigment that is in pottery or the rostone industry of yttrium.

The artificial stone of the present invention another preferred embodiment in, its transmittance under 600nm is 0.27-0.68%.

The artificial stone of the present invention another preferred embodiment in, its inside has texture.

The artificial stone of the present invention another preferred embodiment in, described texture is a crackle shape texture, or granule not of uniform size, or muscle, sheet or cloud cluster shape texture.

The artificial stone of the present invention another preferred embodiment in, the color of texture is different with the rostone substrate.

In another preferred implementation of the artificial stone of the present invention, its entire body presents stratified cobalt aluminate look, observe to have penetrating sense under visible light, and surface and inside thereof also is distributed with white xanchromatic texture.The preferably white xanchromatic granule of described white yellow texture, muscle, sheet or random cloud cluster.This rostone preferably contains cobalt aluminate, praseodymium yellow and vanadium zirconium blue pigment, the total content 0.3-6 weight % of pigment wherein, the cobalt aluminate pigment content is maximum, and praseodymium yellow and vanadium zirconium blue pigment exist with the hybrid pigment form, their content is 0.001-0.05 weight %, is benchmark with the rostone gross weight; Described praseodymium yellow and vanadium zirconium blue pigment with 1-10: 1 weight ratio is formed hybrid pigment; The also optional cobalt black pigment that contains 0.01-0.06 weight % of described rostone.

In another preferred implementation of the artificial stone of the present invention, its entire body is stratified cobalt black look, observe to have penetrating sense under visible light, and its surface and inside thereof also is distributed with flavous texture.The preferably flavous granule of described flavous texture, muscle, sheet or random cloud cluster.This rostone preferably contains cobalt black, cobalt aluminate, praseodymium yellow, red pigment, the total content 0.3-6 weight % of pigment wherein, the cobalt black pigment content is maximum, be 0.20-5.8 weight %, cobalt aluminate content is minimum, be 0.02-0.50 weight %, praseodymium yellow and red pigment exist with the hybrid pigment form, are benchmark with the rostone gross weight; Described praseodymium yellow and red pigment are with 1-10: 1 weight ratio is formed hybrid pigment, and described red pigment selected among zirconium iron oxide red, parcel is red, yttrium is red, sial is red, the chromium titanium is red, chrome alumina red, in pink one or more.

A second aspect of the present invention relates to the purposes of above-mentioned rostone, and it is used to make artwork, ornament or is used as building and ornament materials, sanitary ware.

A third aspect of the present invention relates to the manufacture method of above-mentioned rostone, and it in turn includes the following steps:

(1) the albite that powdery is solid-state or the mixing raw material of albite and potassium felspar sand are heated to 1000-1550 ℃, make the material fusion, are incubated 1-30 hour;

(2) make the product cooling;

The granularity of described feldspar raw material is to pass through 20-500 purpose screen cloth, and it contains following composition:

SiO ₂60.0-77.34 weight %

Al ₂O ₃13.0-20.0 weight %

K ₂O 0.13-13.0 weight %

Na ₂O 1.0-11.5 weight %

CaO 0.06-0.77 weight %

Fe ₂O ₃0-0.7 weight %

MgO 0.01-2.14 weight %

TiO ₂0.01-0.09 weight %,

In the mixing raw material of described albite and potassium felspar sand, the content of albite is 0.1-100 weight %, is benchmark with the gross weight of mixing raw material.

In an embodiment of the inventive method, described feldspar raw material also contains 0.01-6 weight part pigment, gross weight with the feldspar raw material is a benchmark, and described pigment is selected from praseodymium yellow, vanadium zirconium blue, cobalt aluminate, bright red, orange, coffee, tea is red, gold is brown, antimony tin ash, black, cobalt black, zirconium iron pink, parcel is red, yttrium is red, in red one or more of chrome alumina red, chromium titan yellow, chromium titanium.

In another embodiment of the inventive method, in described step (1), the feldspar raw material is heated to 1100-1500 ℃.

In another embodiment of the inventive method, described step (1) also comprises the feldspar raw material is placed on the ceramic fiber cotton, and they are placed on the high-temperature flame-proof plate, sends into to be selected from the kiln of taking out shuttle kiln, tunnel furnace and roller kiln and heats.

In another embodiment of the inventive method, it also comprises step (3): the product that takes out during to 150 ℃ or following temperature to be cooled.

In another embodiment of the inventive method, before with the heating of feldspar raw material, raw material is handled through vibrations.

In another embodiment of the inventive method, described feldspar raw material be two kinds of feldspar raw materials that water content is different with 10: 90-90: 10 weight ratio is carried out inhomogeneous mixing, heat then, described inhomogeneous mixing is such: two kinds of raw materials are slowly mixed, and each mixed raw material that bore hole is looked still is different phase separately in mixture; The water content of wherein said two kinds of raw materials differs the 1-3 weight part.

In another preferred implementation of the inventive method, described feldspar raw material is to contain several batches of different raw materials of different pigment and/or pigment content, to carry out inhomogeneous mixing according to reality is required with arbitrary proportion, to heat then; Described inhomogeneous mixing is such: various feldspar raw materials are slowly mixed, and each mixed raw material that bore hole is looked still is different phase separately in mixture.The preferred 2-15 of described several batches of raw materials criticizes the feldspar raw material.

In another preferred implementation of the artificial stone of the present invention, it is made by aforesaid method of the present invention, employed feldspar raw material is criticized the feldspar raw material by 3-8 and is mixed in this method, wherein 1-2 criticizes the hybrid pigment that contains praseodymium yellow pigment and vanadium zirconium blue in the raw material, and this raw material accounts for the 1-10 weight % of raw material gross weight; All contain cobalt aluminate pigment in all the other each batch raw materials, and the concentration of cobalt aluminate pigment in these batches raw material is increased one by one, the also optional cobalt black that contains in the highest a collection of raw material of cobalt aluminate pigment concentration.Before heating, the raw material that earlier each batch is contained cobalt aluminate carries out inhomogeneous mixing, forms mixture, simultaneously, will contain praseodymium yellow and also carry out inhomogeneous the mixing with the raw material of vanadium zirconium blue hybrid pigment, forms another kind of mixture; Then, a kind of mixture in back is sprinkled upon the mixed surface that contains the cobalt aluminate raw mix with irregular mode, or with contain the cobalt aluminate raw mix and carry out inhomogeneous the mixing once more, make it to disperse and be distributed in whole inside and the surface thereof that contains the mixture of cobalt aluminate raw material.

In another preferred implementation of the artificial stone of the present invention, it is made by aforesaid method of the present invention, employed feldspar raw material is criticized the feldspar raw material by 3-10 and is mixed in this method, wherein 1-3 criticizes the hybrid pigment that contains cobalt black pigment or cobalt black and cobalt aluminate in the raw material, condition is that the concentration that makes this 1-3 criticize cobalt black pigment in the raw material increases one by one, and the concentration of cobalt aluminate pigment reduces one by one simultaneously; All contain the hybrid pigment of praseodymium yellow and red pigment in all the other each batch raw materials, and the described praseodymium yellow and the concentration of hybrid pigment in these batches raw material of redness are increased one by one, this raw material that contains praseodymium yellow and red hybrid pigment accounts for the 1-20% of raw material gross weight.Before heating, the raw material that earlier each batch is contained cobalt black carries out inhomogeneous mixing, forms mixture, simultaneously, will contain praseodymium yellow and also carry out inhomogeneous the mixing with the raw material of the hybrid pigment of redness, forms another kind of mixture; Then, a kind of mixture in back is sprinkled upon the mixed surface that contains the cobalt black raw mix in inhomogeneous mode, or with contain the cobalt black raw mix and carry out inhomogeneous the mixing once more, make it to disperse and be distributed in whole inside and the surface thereof that contains the cobalt black raw mix.

In another preferred implementation of the inventive method, the content of albite is 10-100 weight % in the mixing raw material of described albite and potassium felspar sand, more preferably 50-100 weight %, preferred again 70-100 weight %, preferred again 90-100 weight %.

In another preferred implementation of the inventive method, it also comprises such step: before the heating of feldspar raw material, add the water that accounts for feldspar raw material weight 20-100%, together put into ball mill and grind, can pass through 200-325 purpose screen cloth until grinding to form raw material.

Detailed description of the invention

Rostone of the present invention preferably contains:

SiO ₂66.82-69.31 weight %

Al ₂O ₃16.80-17.86 weight %

K ₂O 0.13-10.26 weight %

Na ₂O 2.56-10.91 weight %

CaO 0.06-0.68 weight %

Fe ₂O ₃0-0.5 weight %

MgO 0.01-0.7 weight %

TiO ₂0.01-0.06 weight %

Gross weight with rostone is a benchmark.

Wherein above-mentioned each components contents is preferably again:

SiO ₂66.82-68.66 weight %

Al ₂O ₃17.28-17.86 weight %

K ₂O 0.15-10.26 weight %

Na ₂O 3.00-10.76 weight %

CaO 0.12-0.53 weight %

Fe ₂O ₃0-0.3 weight %

MgO 0.03-0.7 weight %

TiO ₂0.01-0.04 weight %

Gross weight with rostone is a benchmark.

Fe wherein ₂O ₃More preferably 0-0.1 weight % of content.

In rostone of the present invention, Fe ₂O ₃Content surpasses 0.7 weight %, and rostone just can not have light transmission under radiation of visible light.Its content is low more, and light transmission is good more, Fe in the rostone of the present invention ₂O ₃Content preferably is lower than 0.3 weight %, more preferably less than 0.1 weight %, does not most preferably contain Fe ₂O ₃

In rostone of the present invention, TiO ₂Content surpass 0.09 weight %, unfavorable to the rostone light transmission.TiO ₂Content low more, the light transmission of rostone is good more.TiO ₂Content preferably be lower than 0.04 weight %.More preferably 0.01-0.02 weight %.0.01 weight % most preferably.

Rostone of the present invention also preferably contains 0.01-6 weight % pigment, and pigment used in the present invention is the conventional pigment in the industry.For example any base that can be used for pottery may be used to the present invention with glaze with colorant.Its representational example is as follows.

The pigment title	Chemical ingredients
The pigment title	Chemical ingredients	Bright red	Cd-Se-Si-Zr
Orange	Cd-Se-Si-Zr	Bright red	Cd-Se-Si-Zr
Orange	Cd-Se-Si-Zr	Century is red	Ti-Sb
Pink	Al-Mn	Century is red	Ti-Sb
Pink	Al-Mn	Zirconium iron pink	Zr-Fe-Si
Agate red	Sn-Cr-Ca-Si	Zirconium iron pink	Zr-Fe-Si
Agate red	Sn-Cr-Ca-Si	Praseodymium yellow	Se-Si-Pr
The chromium titan yellow	Ti-Sb-Cr	Praseodymium yellow	Se-Si-Pr
The chromium titan yellow	Ti-Sb-Cr	Orange	Ti-Sb-Cr
Chrome green	Cr-Al	Orange	Ti-Sb-Cr
Chrome green	Cr-Al	Bright green	Cr-Al
Water green grass or young crops	Zr-V-Si	Bright green	Cr-Al
Water green grass or young crops	Zr-V-Si	Cobalt aluminate	Co-Al
Victoria Green WPB	Co-Cr-Zn	Cobalt aluminate	Co-Al
Victoria Green WPB	Co-Cr-Zn	Peacock orchid	Co-Cr-Zn
Tin ash	Sn-Sb	Peacock orchid	Co-Cr-Zn
Tin ash	Sn-Sb	Black	Cr-Fe
Violet	Co-Cr-Al-Zn	Black	Cr-Fe

Coffee	Cr-Fe-Zn
Coffee	Cr-Fe-Zn	Tea is red	Fe-Zn-Al
Vanadium zirconium blue	Zr-Si-V	Tea is red	Fe-Zn-Al
Vanadium zirconium blue	Zr-Si-V	Bluish grey	Sn-Sb
The antimony tin ash	Sn-Sb	Bluish grey	Sn-Sb
The antimony tin ash	Sn-Sb	The gold palm fibre	Cr-Fe-Zn

In addition, the present invention can also use glaze cobalt black look pigment.

The used pigment optimization of the present invention is selected from praseodymium yellow, vanadium zirconium blue, cobalt aluminate, bright red, orange, coffee, tea is red, gold is brown, antimony tin ash, black, cobalt black, zirconium iron pink, parcel are red, yttrium one or more in red.The preferred 0.02-6 weight of pigment content %, more preferably 0.03-5 weight %, preferred again 0.05-4 weight %, preferred again 0.05-3%, preferred again 0.05-2%, most preferably 0.05-1.5%.

Has light transmission slightly under the rayed under the wave band of described rostone in visible-range.Be background illumination when being mapped on this rostone with the visible light, can clearly see structure or texture that it is inner; Simultaneously, can arrive dim and soft halation by visual observation, have penetrating sense.If rostone contains pigment, better effects if can be observed and add pigment homochromy dim shape iridescence or iridescence.For example, thickness of the present invention is that the transmittance of rostone under 600nm of 5mm is 0.27-0.68%, preferred 0.30-0.68%, more preferably 0.52-0.68%.Under same test condition, the transmittance of glass is 85.52%, and jade is 0.46%.Therefore, rostone of the present invention has the light transmission that is comparable to jade.

This performance is extremely important.Because its rayed for visible light wave range has the light transmission that is comparable to jade, so it just can be used for finishing, beautify the environment as high-grade finishing material or art work, being used in needs to use the occasion of natural jade as finishing material, replaces natural jade.Or, be used for craft articles, ornament etc. as jade.In addition, it can also be as direction board etc. at outdoor night.

Rostone of the present invention inside also preferably has texture.Its texture can eyesight be seen.Be background illumination when being mapped on this rostone with the visible light, its texture is more clear and legible.Its inner texture is crackle shape texture or granule not of uniform size or cloud cluster shape texture etc. preferably.When described granule not of uniform size or cloud cluster shape texture presented with rostone substrate distinct colors, its texture was more attractive in appearance.

When rostone of the present invention inside had texture, its clean mark as seen under the bias light irradiation.Thus, when it was used as finishing material, when especially being used in combination with bias light, owing to manifesting of texture image, its decorative effect was unexpectedly good.When it made artwork, ornament, its inner texture made the effect of its natural jade-like very true to nature.

In a preferred embodiment of the artificial stone of the present invention, its entire body presents stratified cobalt aluminate look, and a series of cobalt aluminate looks that are changed to dark cobalt aluminate from shallow cobalt aluminate are arranged; It is observed under visible light also has penetrating sense, and surface and inside thereof also are distributed with white xanchromatic texture.The preferably white xanchromatic granule of described white yellow texture, muscle, sheet or random cloud cluster.

This cobalt aluminate look rostone preferably contains cobalt aluminate, praseodymium yellow and vanadium zirconium blue pigment, the total content 0.3-6 weight % of pigment wherein, the cobalt aluminate pigment content is maximum, and praseodymium yellow and vanadium zirconium blue pigment exist with the hybrid pigment form, their content is 0.001-0.05 weight %, is benchmark with the rostone gross weight; Described praseodymium yellow and vanadium zirconium blue pigment are with 1-10: 1 weight ratio is formed hybrid pigment, and this hybrid pigment color development in rostone becomes white yellow.The also optional cobalt black pigment that contains 0.01-0.06 weight % of described rostone.This cobalt black pigment cooperates with the cobalt aluminate look, is used to form color more deeply or the darkest cobalt aluminate look.

In this cobalt aluminate look rostone, the total content of pigment is preferably 0.3-5%, more preferably 0.4-4 weight %, preferred again 0.4-2 weight %, preferred again 0.4-1 weight %, preferred again 0.5-0.9 weight %, most preferably 0.5-0.8 weight %.The preferred 0.003-0.04 of the content of the hybrid pigment of praseodymium yellow and vanadium zirconium blue wherein, preferred again 0.004-0.03, preferred again 0.005-0.02, preferred again 0.005-0.015; The weight ratio of described praseodymium yellow and vanadium zirconium blue pigment is preferably 3-9: 1, and preferred again 5-8: 1, preferred again 6-8: 1, most preferably 7: 1.The preferred 0.01-0.04 weight of the content % of cobalt black pigment in this rostone, preferred again 0.01-0.03 weight %, most preferably 0.02-0.03 weight %.

This cobalt aluminate look rostone is no matter aspect the gradation sense of color and luster, color, penetrating sense and texture, all above natural cobalt aluminate look jade, be comparable to natural jade at least.

In another preferred embodiment of the artificial stone of the present invention, its entire body is stratified cobalt black look, have a series of cobalt black looks that are varied to dark cobalt black from shallow cobalt black, it is observed under visible light also has penetrating sense, and its surface and inside thereof also are distributed with stratified flavous texture.The preferably flavous granule of described flavous texture, muscle, sheet or random cloud cluster.Described stratified golden yellow refers to have and a series ofly is changed to dark flavous color from light golden rod yellow.This rostone preferably contains cobalt black, cobalt aluminate, praseodymium yellow, red pigment, the total content 0.3-6 weight % of pigment wherein, and the cobalt black pigment content is maximum, is 0.20-5.8 weight %, and cobalt aluminate content is minimum, is 0.02-0.50 weight %, is benchmark with the rostone gross weight; Praseodymium yellow and red pigment exist with the hybrid pigment form, one or more during described red pigment selected among zirconium iron oxide red, the red and yttrium of parcel are red.Described praseodymium yellow and red pigment are with 1-10: 1 weight ratio is formed hybrid pigment.Described praseodymium yellow becomes golden yellow with hybrid pigment color development in rostone of redness.Described cobalt aluminate pigment and cobalt black pigment are used, and are used for forming more shallow cobalt black look at rostone.

In this cobalt black look rostone, the total content of pigment is preferably 0.3-5%, more preferably 0.4-4 weight %, preferred again 0.4-3 weight %, preferred again 0.5-3 weight %, most preferably 0.6-2.5 weight %.Wherein the content of cobalt black pigment is preferably 0.25-4.8 weight %, preferred again 0.3-3.8 weight %, preferred again 0.3-2.8 weight %, preferred again 0.4-2.5 weight %, preferred again 0.5-1.9 weight %, 0.6-1.8 weight % most preferably.The preferred 0.05-0.40 weight of cobalt aluminate pigment content % wherein, preferred again 0.08-0.30 weight %, preferred again 0.10-0.20 weight %, most preferably 0.15-0.18 weight %.Wherein the weight ratio of praseodymium yellow and red pigment is preferably 1-8: 1, and preferred again 2-7: 1, preferred again 2-5: 1,3-4 most preferably: 1.

This cobalt black look rostone is no matter aspect the gradation sense of color and luster, color, penetrating sense and texture, all above natural cobalt black look jade or marble, be comparable to natural jade or marble at least.

Rostone of the present invention has better hardness.Through the test of A-200 hardness tester, the Rockwell hardness of rostone of the present invention is 90-94HRB.The Rockwell hardness of ceramic tile is 95HRB under the similarity condition, and glass is 97HRB.Therefore, its hardness is equivalent to ceramic tile, a little less than glass.

Rostone of the present invention has mechanical property preferably.Through the test of universal material experimental machine, its ultimate compression strength can reach 200MPa.The ultimate compression strength of similarity condition lower-glass is 150MPa.Therefore, its compressive strength rate glass height.Like this, it is frangible unlike natural jade.

Because rostone of the present invention has light transmission slightly and the texture that is comparable to natural jade, so it can be used to make artwork, ornament as natural jade.It also can be used as building and ornament materials or sanitary ware, for example washbasin, bathtub, shower tray etc.

For example, it can be used as partition plate, background decorative wall, toilet interior wall, top ceiling, the exterior wall that light is arranged, showcase (for example showcase of makeup or cobalt stone), the shop front, staircase boards, tea table, desktop platform, floor tile, deck plate, light shelter, outdoor direction board etc.

The method for preparing rostone of the present invention adopts the mixture of pure natural material-albite or albite and potassium felspar sand as raw material.It preferably contains:

SiO ₂66.82-69.31 weight %

Al ₂O ₃16.80-17.86 weight %

K ₂O 0.13-10.26 weight %

Na ₂O 2.56-10.91 weight %

CaO 0.06-0.68 weight %

Fe ₂O ₃0-0.5 weight %

MgO 0.01-0.7 weight %

TiO ₂0.01-0.06 weight %

Gross weight with rostone is a benchmark.

Wherein above-mentioned each components contents is preferably again:

SiO ₂66.82-68.66 weight %

Al ₂O ₃17.28-17.86 weight %

K ₂O 0.15-10.26 weight %

Na ₂O 3.00-10.76 weight %

CaO 0.12-0.53 weight %

Fe ₂O ₃0-0.3 weight %

MgO 0.03-0.7 weight %

TiO ₂0.01-0.04 weight %

Gross weight with rostone is a benchmark.

Fe wherein ₂O ₃More preferably 0-0.1 weight part of content.

In the feldspar raw material that the inventive method adopted, Fe ₂O ₃When content surpasses 0.7 weight part, can not make the rostone that has light transmission for visible light.Fe in the raw material ₂O ₃Content is low more, and light transmission is good more.Fe ₂O ₃Content preferably is lower than 0.3 weight part, more preferably less than 0.1 weight part.Most preferably do not contain Fe in the feldspar raw material ₂O ₃

In the feldspar raw material, TiO ₂When surpassing 0.09 weight part, the color of the rostone made there is disadvantageous effect.Its content is low more, and the light transmission of the rostone of making is good more.TiO ₂The preferred 0.01-0.04 weight part of content, more preferably 0.01-0.02 weight part.0.01 weight part most preferably.

The feldspar raw material of the inventive method is a powdery, and granularity is to pass through 20-500 purpose screen cloth, preferably can pass through 100-325 purpose screen cloth, more preferably can pass through 150-325 purpose screen cloth.Its coarse size just in requisition for higher Heating temperature, and is not easy fusion quickly.

In method of the present invention, it also preferably includes such step: before the heating of feldspar raw material, add and to account for feldspar raw material weight 20-100%, preferred 40-80%, the more preferably water of 40-60%, together put into ball mill and grind, can pass through 200-325 order, preferred 250-325 purpose screen cloth until grinding to form raw material.The rostone quality that obtains like this is finer and smoother, texture is more natural.

In the mixing raw material of employed albite of the inventive method and potassium felspar sand, the content of albite is 0.1-100 weight %, is benchmark with the gross weight of mixing raw material.The content of albite is preferably 1-100 weight %, preferred again 20-100 weight %, preferred again 30-100 weight %, preferred again 50-100%, preferred again 70-100%, preferred again 90-100 weight %, most preferably 100%.Albite content is many more, heats required temperature and just can correspondingly reduce, and the easier levelling of molten materials in the course of processing makes the goods of formation more even, smooth, and reduces for example bubble etc. of product surface and inner defective.

Can also contain 0.01-6 weight part pigment in feldspar raw material of the present invention, described pigment can be selected from the above-mentioned body stain that is used for pottery.Pigment optimization is selected from praseodymium yellow, vanadium zirconium blue, cobalt aluminate, bright red, orange, coffee, tea is red, gold is brown, antimony tin ash, black, cobalt black, zirconium iron pink, parcel is red, yttrium is red etc.The preferred 0.02-6 weight of pigment content %, more preferably 0.03-5 weight %, preferred again 0.05-4 weight %, preferred again 0.05-3%, preferred again 0.05-2%, most preferably 0.05-1.5%.Pigment can be given any color of rostone with needs.

The key step of the inventive method is to be heated to complete fusion by the powdery sodium feldspar raw material of 20-500 eye mesh screen or the mixing raw material of albite and potassium felspar sand, and insulation for some time.The Heating temperature that this method adopts is 1000-1550 ℃, preferred 1100-1500 ℃, and more preferably 1100-1300 ℃.In such temperature range, the feldspar raw material can be melted fully.Temperature is high more, helps it more and melts fully.But temperature is too high, and cost also increases thereupon.

Material is heated to preset temperature, after the fusion, also need be incubated for some time fully.Soaking time is long, helps eliminating issuable bubble in the product.Soaking time is short, and finding sometimes has small bubbles in the product.But soaking time is long, and cost increases thereupon.The soaking time of the inventive method adopted 1-30 hour, and preferred 2-30 hour, more preferably 3-30 hour, more preferably 5-30 hour, preferred 8-30 hour again.

After the insulation, remove heating source, with the material naturally cooling.The inventive method is also optional or preferably include such step: be cooled to below 150 ℃, take out material again.Otherwise the bulk of formation or big tabular product can ftracture.

The inventive method is also optional or preferably include such step: the feldspar raw material is placed on the ceramic fiber cotton, and they are placed on the high-temperature flame-proof plate in the lump, send into to be selected from the kiln of taking out shuttle kiln, tunnel furnace and roller kiln and heat.The feldspar raw material is placed on the ceramic fiber cotton, is to be bonded in melting process on the high-temperature flame-proof plate for fear of raw material.If raw material and high-temperature flame-proof plate bond together, in process of cooling,, can make the bulk or the big tabular product cracking of formation because product is different with the coefficient of thermal expansion of high-temperature flame-proof plate.Simultaneously, if raw material and high-temperature flame-proof plate bond, also easy to clean refractory slab not.

In fact, the high temperature material of any anti-1550 ℃ of temperature all can be used for playing buffer action between feldspar raw material and the high-temperature flame-proof plate in heat-processed.Its representational example is ceramic fiber cotton, aluminum oxide powder etc.The ceramic fiber cotton is the highest can anti-1600-1800 ℃ high temperature, so it can be used for method of the present invention.

Any anti-1550 ℃ of pyritous kilns all can be used for implementing heating steps of the present invention.It comprises and is not limited to takes out shuttle kiln, tunnel furnace or roller kiln.Taking out the shuttle kiln can anti-1600 ℃ of high temperature, but its output is big not as tunnel furnace and roller kiln.

In a preferred implementation of the inventive method, before heating feldspar raw material, it is too real that raw material is pressed, and handle through vibrations, like this, will form crackle shape texture in the product of formation.

In another preferred implementation of the inventive method, the feldspar raw material be feldspar raw material that two kinds of water contents is different with 10: 90-90: 10 weight ratio mixes, wherein the water content of two kinds of raw materials differs the 1-3 weight part, preferably differs the 2-3 weight part.Then two kinds of raw materials are carried out inhomogeneous slowly mixing, make compound under visual observation, still be two-phase, postheating.In this compound, the material that water content is high forms granule, is scattered in the another kind of material.Like this, through heating steps, the product of formation will present a shape texture, and granule is not of uniform size.If the pigment that the material of formation granule comprises is different with the pigment of another kind of material, will present and rostone substrate distinct colors by diplomatic corps's grain.Make rostone more attractive in appearance.

In another preferred implementation of the inventive method, the feldspar raw material be with a kind of contain pigment and another kind of two kinds of feldspar raw materials that do not contain pigment with 10: 90-90: 10 weight ratio mixes.Two kinds of raw materials are carried out inhomogeneous slowly mixing, make the compound visual observation still be two-phase, postheating.Like this, through heating steps, the product of formation will present cloud cluster shape texture.And the color of cloud cluster shape texture is different with the color of rostone substrate, makes rostone very attractive in appearance.

In the method for the invention, before feldspar raw material heating, can also choose the moisture content that adds 0-30 weight % wantonly, preferred 5-15% is a benchmark with the gross weight of feldspar raw material.The product that makes like this is smooth, even.

In a preferred embodiment of the inventive method, employed feldspar raw material is to contain several batches of different raw materials of different pigment and/or pigment content, to carry out inhomogeneous mixing according to reality is required with arbitrary proportion, to heat then; Described inhomogeneous mixing is such: various feldspar raw materials are slowly mixed, and each mixed raw material that bore hole is looked still is different phase separately in mixture.The preferred 2-15 of described several batches of raw materials criticizes, more preferably 2-10, more preferred 3-8, preferred 4-6 criticizes the feldspar raw material again.

In the method, required according to reality, the kind and the consumption thereof of selection pigment add in the raw material, form and contain different pigment and/or different each batch raw material of pigment content.Then, each batch raw material through inhomogeneous mixing, is heated again.Inhomogeneous mixing makes each batch raw material still can keep its phase independently separately in the whole course of processing, and in the heating and melting process, each through the flowing of nature, has the different color texture different with color density thereby form mutually.Such texture has gradation sense and stereoscopic sensation, and more near natural texture, color is also abundanter, more lively.Cobalt aluminate look rostone and cobalt black look rostone with gradation sense of the present invention is exactly obtained by this method.

In the method for the preparation cobalt aluminate look rostone with gradation sense of the present invention, employed feldspar raw material by 3-8, preferred 3-6 criticize, more preferably 4-6 criticizes the feldspar raw material and mixes, wherein 1-2 criticizes the hybrid pigment that contains praseodymium yellow pigment and vanadium zirconium blue in the raw material, and this raw material accounts for the 1-10 weight % of raw material gross weight, preferred 2-8 weight %, preferred 2-6 weight %, 2-5 most preferably again; All contain cobalt aluminate pigment in all the other each batch raw materials, and the concentration of cobalt aluminate pigment in this batch raw material is increased one by one, the also optional cobalt black that contains in the highest a collection of raw material of cobalt aluminate pigment concentration.Contain praseodymium yellow pigment and vanadium zirconium blue hybrid pigment the content of raw material in the raw material total amount seldom, it is mainly used in rostone and forms white xanchromatic texture.Cobalt black pigment is used for the highest a collection of raw material of cobalt aluminate pigment concentration, and it cooperates with cobalt aluminate pigment, forms the darkest cobalt aluminate look of color in the rostone.

Before heating, the raw material that earlier each batch is contained cobalt aluminate carries out inhomogeneous mixing, forms mixture, simultaneously, will contain praseodymium yellow and also carry out inhomogeneous the mixing with the raw material of vanadium zirconium blue hybrid pigment, forms another kind of mixture; Then, a kind of mixture in back is sprinkled upon the mixed surface that contains the cobalt aluminate raw mix with irregular mode, or with contain the cobalt aluminate raw mix and carry out inhomogeneous the mixing once more, make it to disperse and be distributed in whole inside and the surface thereof that contains the cobalt aluminate raw mix.A kind of optimal way of inhomogeneous once more blended of above-mentioned two kinds of mixtures is: complete the raw mix that one deck contains cobalt aluminate earlier, spill the raw mix that contains praseodymium yellow and vanadium zirconium blue hybrid pigment in its surface brokenly; Then, on this layer, repave the raw mix that one deck contains cobalt aluminate, spill the raw mix that contains praseodymium yellow and vanadium zirconium blue hybrid pigment once more in its surface brokenly.Repeat this operation, use up until raw mix.

In another preferred embodiment of aforesaid method of the present invention, employed feldspar raw material by 3-10, preferred 3-9, more preferred 3-8, preferred 3-7 criticizes again, preferred 4-6 criticizes the feldspar raw material and mixes again, wherein 1-3, preferred 1-2 criticize the hybrid pigment that contains cobalt black pigment or cobalt black and cobalt aluminate in the raw material, condition is that the concentration that makes this 1-3 criticize cobalt black pigment in the raw material increases one by one, and the concentration of cobalt aluminate pigment reduces one by one simultaneously; The hybrid pigment that all contains praseodymium yellow and red pigment in all the other each batch raw materials, and described praseodymium yellow and the red concentration of hybrid pigment in this batch raw material are increased one by one, this raw material that contains praseodymium yellow and red hybrid pigment accounts for the 1-20% of raw material gross weight, preferred 2-18, preferred 3-15, preferably 5-12 weight %, 8-12 weight % most preferably more again.The described raw material that contains praseodymium yellow and red hybrid pigment is less in the raw material total amount, is mainly used in and forms golden yellow texture in rostone.Because it is different to contain the concentration of this hybrid pigment in each batch raw material of praseodymium yellow and red hybrid pigment, just can form a series of stratified golden yellow textures in rostone thus.Described cobalt aluminate pigment is mainly used in the color depth of adjusting the cobalt black look, and the cobalt black look is shoaled.

Before heating, the raw material that earlier each batch is contained cobalt black carries out inhomogeneous mixing, forms mixture, simultaneously, will contain praseodymium yellow and also carry out inhomogeneous the mixing with the raw material of the hybrid pigment of redness, forms another kind of mixture; Then, a kind of mixture in back is sprinkled upon the mixed surface that contains the cobalt black raw mix with irregular mode, or with contain the cobalt black raw mix and carry out inhomogeneous the mixing once more, make it to disperse and be distributed in whole inside and the surface thereof that contains the cobalt black raw mix.A kind of optimal way of inhomogeneous once more blended of above-mentioned two kinds of mixtures is: complete the raw mix that one deck contains cobalt black earlier, spill the raw mix that contains praseodymium yellow and red hybrid pigment in its surface brokenly; Then, on this layer, repave the raw mix that one deck contains cobalt black, spill the raw mix that contains praseodymium yellow and red hybrid pigment once more in its surface brokenly.Repeat this operation, use up until raw mix.

The raw material of the inventive method is in high-temperature sintering process, and the burning that has 0.26-1.1% is lost, and the burning that preferably has 0.26-0.46% is lost.

Method of the present invention and the rostone of making thereof have following advantage and good effect.

The inventive method adopts the pure natural material to make rostone, and it is an ep-type material, and is "dead", and noxious odor can not volatilize yet.Simultaneously, owing to it is formed through high temperature sintering by natural inorganic materials,, not inflammable so it is more high temperature resistant than natural marble or jade.It also has better weather, is not afraid of and exposes to wind and rain and Exposure to Sunlight.

Rostone of the present invention has good wear resistance, and is not wear-resisting unlike natural Green OnyxB.Its wear resistance is not worse than marble, and is suitable with ceramic tile.Its hardness is equivalent to ceramic tile, a little less than glass.It also has mechanical property preferably.Its compressive strength rate glass height.Like this, just make it frangible unlike natural jade.

The water-absorbent of rostone of the present invention is less than 0.1%, and grease proofness is better than ceramic tile, and resistance to acids and bases is than natural marble height.

Its light transmission is equivalent to natural marble or jade, and is better than marble.Simultaneously, it can have the imitative native texture of similar natural marble or jade.In addition, it can also adjust various color according to adding pigment, rich color, and the color of natural jade or marble belongs to natural formation, color is limited and dull.

Especially cobalt aluminate look of the present invention and cobalt black look rostone, colorful gradation sense, and under radiation of visible light, have penetrating sense; Simultaneously, texture nature, rich color.They are no matter aspect the gradation sense of color and luster, color, penetrating sense and texture, all above natural cobalt aluminate look and cobalt black look jade or marble, be comparable to natural jade or marble at least.

In addition, its cost is more much lower than natural marble or jade.And as required, method of the present invention can also be controlled the size of made rostone, both can greatly also can be little.Undersized can craft articles, ornament, or be used for the decoration panel in furniture, toilet, kitchen.Bulk or big tabular can be used as building and ornament materials.Bulk or big tabular rostone are its large-scale application condition of providing convenience.

In addition, rostone of the present invention can also reclaim, and adopts method of the present invention to make new rostone again and uses, the protection environment.

Embodiment

Embodiment 1

The mixing raw material that adopts 30 weight % albites and 70 weight % potassium felspar sands to form, shown in the table 1 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 500 purpose screen clothes.

Each components contents in the raw material of table 1 embodiment 1 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	67	67.15
Al ₂O ₃	18	17.96	SiO ₂	67	67.15
Al ₂O ₃	18	17.96	K ₂O	10	10.06
Na ₂O	4	3.83	K ₂O	10	10.06
Na ₂O	4	3.83	CaO	0.3	0.28
Fe ₂O ₃	0.005	0.005	CaO	0.3	0.28
Fe ₂O ₃	0.005	0.005	MgO	0.7	0.7
TiO ₂	0.01	0.01	MgO	0.7	0.7
TiO ₂	0.01	0.01	Moisture content	1	0

This raw material is placed on the high temperature resistant brick, serve as a contrast on every side with the ceramic fiber cotton.Then, send in the retort furnace, be heated to 1200 ℃, be incubated 30 hours.Naturally cooling then.

Cooled product is taken out, test its composition and content thereof, as a result shown in the table 1.Each component concentration of rostone shown in the table 1 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can arrive dim and soft halation by visual observation in its front.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.50%.

Its hardness is 91HRB, and ultimate compression strength is 187MPa.

With the rostone polishing that makes, make outdoor direction board.

Embodiment 2

The mixing raw material that adopts 40 weight % albites and 60 weight % potassium felspar sands to form, shown in the table 2 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 20 purpose screen clothes.

Each components contents in the raw material of table 2 embodiment 2 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	69	69.21
Al ₂O ₃	18	17.80	SiO ₂	69	69.21
Al ₂O ₃	18	17.80	K ₂O	8	8.06
Na ₂O	4.8	4.3	K ₂O	8	8.06
Na ₂O	4.8	4.3	CaO	0.06	0.06
Fe ₂O ₃	0.5	0.5	CaO	0.06	0.06
Fe ₂O ₃	0.5	0.5	MgO	0.01	0.01
TiO ₂	0.06	0.06	MgO	0.01	0.01
TiO ₂	0.06	0.06	Moisture content	2.2	0

This feldspar raw material is placed on the high temperature resistant brick, serve as a contrast on every side with the ceramic fiber cotton.Then, send in the retort furnace, be heated to 1350 ℃, be incubated 30 hours.Naturally cooling then.

Cooled product is taken out, test its composition and content thereof, the result is as shown in table 2.Each component concentration of rostone shown in the table 2 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can arrive dim and soft halation by visual observation in its front.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.27%.

Its hardness is 92HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make light shelter.

Embodiment 3

The feldspar raw material that adopts 10 weight % albites, 90 weight % potassium felspar sands to form is shown in the table 3 composed as follows of this raw material.Adding 60 weight % water in this raw material, is benchmark with the weight of raw material, forms slurry, then slurry is put into ball mill and grinds, and can pass through 325 purpose screen clothes until the granularity of slurry.Dry material water content＜3 weight % extremely wherein then.

Each components contents in the raw material of table 3 embodiment 3 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	66	66.32
Al ₂O ₃	18	17.97	SiO ₂	66	66.32
Al ₂O ₃	18	17.97	K ₂O	12	12.26
Na ₂O	2	2	K ₂O	12	12.26
Na ₂O	2	2	CaO	0.3	0.3
Fe ₂O ₃	0.005	0.005	CaO	0.3	0.3
Fe ₂O ₃	0.005	0.005	MgO	0.4	0.4
TiO ₂	0.01	0.01	MgO	0.4	0.4
TiO ₂	0.01	0.01	Vanadium zirconium blue pigment	0.73	0.73

The feldspar raw material of this oven dry is placed on the high temperature resistant brick, serve as a contrast on every side with the ceramic fiber cotton.Then, send in the retort furnace, be heated to 1550 ℃, be incubated 1 hour.Naturally cooling then.

Cooled product is taken out, test its composition and content thereof, as a result shown in the table 3.Each component concentration of rostone shown in the table 3 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in its front to the blue look dim shape iridescence of vanadium zirconium blue.This rostone is under radiation of visible light, and bore hole is observed its quality exquisiteness, and is strong to the penetrating sense of light.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.60%.

Its hardness is 92HRB, and ultimate compression strength is 210MPa.

With the rostone polishing that makes, make senior floor tile or staircase boards.

Embodiment 4

The mixing raw material that adopts 35 weight % albites, 65 weight % potassium felspar sands to form, shown in the table 4 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 100 purpose screen clothes.

Each components contents in the raw material of table 4 embodiment 4 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	68	68.12
Al ₂O ₃	17.5	17.4	SiO ₂	68	68.12

K ₂O	9	8.59
K ₂O	9	8.59	Na ₂O	4.5	4.26
CaO	0.1	0.1	Na ₂O	4.5	4.26
CaO	0.1	0.1	Fe ₂O ₃	0.3	0.3
MgO	0.2	0.2	Fe ₂O ₃	0.3	0.3
MgO	0.2	0.2	TiO ₂	0.03	0.03
Moisture content	2	0	TiO ₂	0.03	0.03
Moisture content	2	0	Big red	1	1

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material is put on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1400 ℃, be incubated 5 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

Cooled product is taken out, test its composition and content thereof, as a result shown in the table 4.Each component concentration of rostone shown in the table 4 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can arrive bright red red dim shape iridescence by visual observation in its front.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.35%.

Its hardness is 91HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make tea table or desktop platform.

Embodiment 5

The mixing raw material that adopts 0.1 weight % albite, 99.9 weight % potassium felspar sands to form, shown in the table 5 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 300 purpose screen clothes.

Each components contents in the raw material of table 5 embodiment 5 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	72	72.0
Al ₂O ₃	13	12.91	SiO ₂	72	72.0
Al ₂O ₃	13	12.91	K ₂O	13	13.16
Na ₂O	1.0	0.93	K ₂O	13	13.16
Na ₂O	1.0	0.93	CaO	0.3	0.28

Fe ₂O ₃	0.00	0.00
Fe ₂O ₃	0.00	0.00	MgO	0.7	0.7
TiO ₂	0.01	0.01	MgO	0.7	0.7
TiO ₂	0.01	0.01	Moisture content	5	0
Praseodymium yellow pigment	0.01	0.01	Moisture content	5	0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material is put on the ceramic fiber cotton.Then, send in the tunnel furnace, be heated to 1550 ℃, under this temperature, kept 2 hours.Naturally cooling then.

The product that is cooled to 150 ℃ is transported from add heating kiln, test its composition and content thereof, as a result shown in the table 5.Each component concentration of rostone shown in the table 5 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in its front to the yellow dim iridescence of praseodymium yellow.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.68%.

Its hardness is 92HRB, and ultimate compression strength is 187MPa.Accidental several micro-bubbles in the rostone that makes.

With the polishing of the rostone that makes, make decoration with partition plate or top ceiling.

Embodiment 6

Adopt the mixing raw material of 50 weight % albites, 50 weight % potassium felspar sands, shown in the table 6 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 150 purpose screen clothes.

Each components contents in the raw material of table 6 embodiment 6 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	67	66.88
Al ₂O ₃	20	20.	SiO ₂	67	66.88
Al ₂O ₃	20	20.	K ₂O	6.5	6.4
Na ₂O	5.5	5.31	K ₂O	6.5	6.4
Na ₂O	5.5	5.31	CaO	0.1	0.1
Fe ₂O ₃	0.1	0.1	CaO	0.1	0.1
Fe ₂O ₃	0.1	0.1	MgO	0.7	0.7
TiO ₂	0.01	0.01	MgO	0.7	0.7

Moisture content	2	0
Moisture content	2	0	Orange pigment	0.5	0.50

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material is put on the ceramic fiber cotton, for several times the refractory slab vibrations.Then, send in the roller kiln, be heated to 1300 ℃, under this temperature, kept 8 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

The product that is cooled to 140 ℃ is transported from kiln, test its composition and content thereof, as a result shown in the table 6.Each component concentration of rostone shown in the table 6 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can arrive orange red dim shape iridescence by visual observation in its front, and can see the crackle shape texture that it is inner.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.40%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make the toilet interior wall in room or the exterior wall that is used in combination with light source.

Embodiment 7

Adopt the mixing raw material of 70 weight % albites, 30 weight % potassium felspar sands, shown in the table 7 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 200 purpose screen clothes.

Each components contents in the raw material of table 7 embodiment 7 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	70	70.05
Al ₂O ₃	17	16.96	SiO ₂	70	70.05
Al ₂O ₃	17	16.96	K ₂O	5	5.06
Na ₂O	7	6.83	K ₂O	5	5.06
Na ₂O	7	6.83	CaO	0.3	0.28
Fe ₂O ₃	0.005	0.005	CaO	0.3	0.28
Fe ₂O ₃	0.005	0.005	MgO	0.7	0.7
TiO ₂	0.01	0.01	MgO	0.7	0.7
TiO ₂	0.01	0.01	Moisture content	1	0
Victoria Green WPB pigment	0.1	0.1	Moisture content	1	0

This feldspar raw material is placed on the high temperature resistant brick, serve as a contrast on every side with the ceramic fiber cotton.Then, send in the retort furnace, be heated to 1200 ℃, be incubated 20 hours.Naturally cooling then.

The product that is cooled to 150 ℃ is taken out, test its composition and content thereof, as a result shown in the table 7.Each component concentration of rostone shown in the table 7 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in its front to the green dim shape iridescence of Victoria Green WPB.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.54%.

Its hardness is 94HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make bracelet or jewelry, gadget.

Embodiment 8

Adopt the mixing raw material of 80 weight % albites, 20 weight % potassium felspar sands, shown in the table 8 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 400 purpose screen clothes.

Each components contents in the raw material of table 8 embodiment 8 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	66	65.0
Al ₂O ₃	18	17.50	SiO ₂	66	65.0
Al ₂O ₃	18	17.50	K ₂O	4	3.81
Na ₂O	9	8.80	K ₂O	4	3.81
Na ₂O	9	8.80	CaO	0.3	0.28
Fe ₂O ₃	0.005	0.005	CaO	0.3	0.28
Fe ₂O ₃	0.005	0.005	MgO	0.6	0.6
TiO ₂	0.01	0.01	MgO	0.6	0.6
TiO ₂	0.01	0.01	Moisture content	0.1	0
Glaze cobalt black look pigment	4.	4.	Moisture content	0.1	0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material is put on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1200 ℃, be incubated 28 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

Cooled product is taken out, test its composition and content thereof, the result is as shown in table 8.Each component concentration of rostone shown in the table 8 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in its front to the iridescence of dark cobalt black look.This rostone is observed under radiation of visible light, can also see that it has penetrating sense.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.52%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, the decorative sheet of making the background decorative wall or being used in combination with light source.

Embodiment 9

Adopt the mixing raw material of 90 weight % albites, 10 weight % potassium felspar sands, shown in the table 9 composed as follows of this raw material, the granularity of this feldspar raw material is to pass through 400 purpose screen clothes.

Each components contents in the raw material of table 9 embodiment 9 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	75.3	74.67
Al ₂O ₃	13	13	SiO ₂	75.3	74.67
Al ₂O ₃	13	13	K ₂O	2	1.8
Na ₂O	10	9.63	K ₂O	2	1.8
Na ₂O	10	9.63	CaO	0.3	0.28
Fe ₂O ₃	0.01	0.01	CaO	0.3	0.28
Fe ₂O ₃	0.01	0.01	MgO	0.7	0.6
TiO ₂	0.01	0.01	MgO	0.7	0.6
TiO ₂	0.01	0.01	Moisture content	0.3	0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material is put on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1100 ℃, be incubated 10 hours.Naturally cooling then.

The product that is cooled to 130 ℃ is taken out, test its composition and content thereof, as a result shown in the table 9.Each component concentration of rostone shown in the table 9 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can arrive dim shape iridescence by visual observation in its front.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.48%.

Its hardness is 92HRB, and ultimate compression strength is 200MPa.

With the polishing of the rostone that makes, make decoration with deck plate or desktop.

Embodiment 10

Adopt 100 weight % albite raw materials, shown in its table 10 composed as follows.In this raw material, add the water that accounts for raw material weight 40%, form slurry, this slurry is put into ball mill grind, can pass through 400 purpose screen clothes until the granularity that makes this material.Then, be 0.5 with drying materials to the water content that obtains.

Each components contents in the raw material of table 10 embodiment 10 and the rostone

Component	Content in the raw material (weight part)	Content in the rostone (weight %)
Component	Content in the raw material (weight part)	Content in the rostone (weight %)	SiO ₂	65.84	65.80
Al ₂O ₃	18.5	18.30	SiO ₂	65.84	65.80
Al ₂O ₃	18.5	18.30	K ₂O	0.13	0.13
Na ₂O	11	10.90	K ₂O	0.13	0.13
Na ₂O	11	10.90	CaO	0.77	0.76
Fe ₂O ₃	0.005	0.005	CaO	0.77	0.76
Fe ₂O ₃	0.005	0.005	MgO	2.14	2.10
TiO ₂	0.01	0.01	MgO	2.14	2.10
TiO ₂	0.01	0.01	The brown pigment of gold	2.05	2.0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, and the feldspar raw material with oven dry is placed on the ceramic fiber cotton then, with the refractory slab vibrations for several times.Then, send into and take out in the shuttle kiln, be heated to 1000 ℃, be incubated 10 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

The product that is cooled to 130 ℃ is taken out, the composition and the content thereof of the rostone that test makes, the result is as shown in table 10.Each component concentration of rostone shown in the table 10 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can arrive dark golden brown iridescence by visual observation in its front, and can see the crackle shape texture that it is inner.This rostone is observed through bore hole, and the quality exquisiteness is strong to the penetrating sense of light.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.62%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, and put into the mould for preparing bathtub.Then they are together put into and take out the shuttle kiln and be heated to 1100 ℃, make rostone softening, the interior shape of applying mould, and insulation reaches 5 hours, makes bathtub.

Embodiment 11

By the mixing raw material of 30 weight % albites, 70 weight % potassium felspar sands, obtain two batches of raw materials shown in the table 11 composed as follows: raw material 1 and raw material 2.The difference of these two batches of raw materials is to contain vanadium zirconium blue pigment in the raw material 1, does not have pigment in the raw material 2.The granularity of these two batches of raw materials is can pass through 300 purpose screen clothes.Two kinds of raw material 1-2 are carried out inhomogeneous slowly mixing with 10: 90 weight ratio, and this compound of visual observation is two-phase.

Each components contents in the raw material of table 11 embodiment 11 and the rostone

Component	Component concentration in the raw material 1 (weight part)	Component concentration in the raw material 2 (weight part)	Component concentration in the rostone (weight %)
Component	Component concentration in the raw material 1 (weight part)	Component concentration in the raw material 2 (weight part)	Component concentration in the rostone (weight %)	SiO ₂	66.1	66.1	66.
Al ₂O ₃	18	18	17.96	SiO ₂	66.1	66.1	66.
Al ₂O ₃	18	18	17.96	K ₂O	10	10	10.16
Na ₂O	4	4	4.08	K ₂O	10	10	10.16
Na ₂O	4	4	4.08	CaO	0.3	0.3	0.28
Fe ₂O ₃	0.005	0.005	0.005	CaO	0.3	0.3	0.28
Fe ₂O ₃	0.005	0.005	0.005	MgO	1.5	1.5	1.5
TiO ₂	0.04	0.01	0.013	MgO	1.5	1.5	1.5
TiO ₂	0.04	0.01	0.013	Moisture content	1	1	0
Vanadium zirconium blue pigment	0.07	0.0	0.007	Moisture content	1	1	0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material that mixes is put on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1320 ℃, be incubated 8 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

The product that is cooled to 100 ℃ is taken out, test its composition and content thereof, the result is as shown in table 11.Each component concentration of rostone shown in the table 11 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in its front to inner cloud cluster shape texture with blueness of vanadium zirconium blue.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.62%.

Its hardness is 94HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make bracelet or jewelry.

Embodiment 12

Adopt raw material and the preparation process identical with embodiment 11, difference only is that the weight ratio of two kinds of raw material 1-2 is 50: 50.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in its front to inner texture with blue cloud cluster shape, blue cloud cluster shape texture is more than the rostone of embodiment 11.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.60%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, and put into the mould for preparing washbasin.Then they are together put into and take out the shuttle kiln and be heated to 1100 ℃, make rostone softening, the interior shape of applying mould, and insulation reaches 3 hours, makes washbasin.

Embodiment 13

Adopt raw material and the preparation process identical with embodiment 11, difference only is that the weight ratio of two kinds of raw material 1-2 is 90: 10.

Visible light is shone on the rostone back side behind from the rostone that makes, can visual observation in the front to inner texture with blue cloud cluster shape, blue cloud cluster shape texture is a lot, part is only arranged seldom for colourless in the rostone.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.60%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make divider wall.

Embodiment 14

Mixing raw material by 50 weight % albites, 50 weight % potassium felspar sands, obtain two crowdes of raw material 3-4 shown in the table 12 composed as follows, the granularity of these two batches of feldspar raw materials is to pass through 300 purpose screen clothes, difference is that the water content of raw material 3 is 4 weight parts, the water content of raw material 4 is 1 weight part, and contain orange pigment in the raw material 3, there is not pigment in the raw material 4.Two kinds of raw material 3-4 are carried out inhomogeneous slowly mixing with 10: 90 weight ratio, and this compound of visual observation is two-phase.

Each components contents in the raw material of table 12 embodiment 14 and the rostone

Component	Each component concentration (weight part) in the raw material 3	Each component concentration (weight part) in the raw material 4	The component concentration of rostone (weight %)
Component			The component concentration of rostone (weight %)	SiO ₂	77.34	77.34	77
Al ₂O ₃	13	13	13	SiO ₂	77.34	77.34	77
Al ₂O ₃	13	13	13	K ₂O	6.0	6.0	5.22
Na ₂O	5.0	5.0	4.26	K ₂O	6.0	6.0	5.22
Na ₂O	5.0	5.0	4.26	CaO	0.1	0.1	0.1
Fe ₂O ₃	0.1	0.1	0.1	CaO	0.1	0.1	0.1
Fe ₂O ₃	0.1	0.1	0.1	MgO	0.01	0.01	0.01
TiO ₂	0.01	0.01	0.01	MgO	0.01	0.01	0.01
TiO ₂	0.01	0.01	0.01	Moisture content	4	1	0
Orange pigment	0.3		0.3	Moisture content	4	1	0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material that mixes is put on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1300 ℃, be incubated 15 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

The product that is cooled to 100 ℃ is taken out, test its composition and content thereof, the result is as shown in table 12.Each component concentration of rostone shown in the table 12 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can have a granulous texture to inside by visual observation in its front, granule is not of uniform size, is scattered in the rostone.Granule shape texture takes on a red color.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.62%.

Its hardness is 94HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make bracelet or jewelry.

Embodiment 15

Adopt raw material and the preparation process identical with embodiment 14, difference only is that the weight ratio of two kinds of raw material 3-4 is 50: 50.

Visible light is shone on the rostone back side behind from the rostone that makes, can have red group granulous texture to inside by visual observation in its front, granule is not of uniform size.Granule shape texture is more than the rostone of embodiment 14.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.61%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make top ceiling.

Embodiment 16

Adopt raw material and the preparation process identical with embodiment 14, difference only is that the weight ratio of two kinds of raw material 3-4 is 90: 10.

Visible light is shone on the rostone back side behind from the rostone that makes, can have red shape texture to inside by visual observation in the front, a shape texture is a lot, and only having seldom in the rostone, part is colourless.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.61%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make divider wall.

Embodiment 17

Mixing raw material by 30 weight % albites, 70 weight % potassium felspar sands, obtain two crowdes of feldspar raw material 5-6 shown in the table 13 composed as follows, the granularity of these two batches of feldspar raw materials is to pass through 300 purpose screen clothes, difference is that the water content of raw material 5 is 3 weight parts, and the water content of raw material 6 is 1 weight part; And raw material 5 contains pigment, and raw material 6 does not contain raw material.Two kinds of raw material 5-6 are carried out inhomogeneous slowly mixing with 10: 90 weight ratio, and this compound of visual observation is two-phase.

Each components contents in the raw material of table 13 embodiment 17 and the rostone

Component	Each component concentration (weight part) in the raw material 5	Each component concentration (weight part) in the raw material 6	Each component concentration (weight %) in the rostone
Component			Each component concentration (weight %) in the rostone	SiO ₂	67	67	67.15
Al ₂O ₃	18	18	17.94	SiO ₂	67	67	67.15
Al ₂O ₃	18	18	17.94	K ₂O	10	10	10.16
Na ₂O	4	4	3.73	K ₂O	10	10	10.16
Na ₂O	4	4	3.73	CaO	0.06	0.3	0.28
Fe ₂O ₃	0.005	0.005	0.005	CaO	0.06	0.3	0.28
Fe ₂O ₃	0.005	0.005	0.005	MgO	0.6	0.7	0.692

TiO ₂	0.04	0.01	0.013
TiO ₂	0.04	0.01	0.013	Moisture content	3	1	0
Praseodymium yellow pigment	0.3	0.0	0.03	Moisture content	3	1	0

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, again the feldspar raw material that mixes is put on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1350 ℃, be incubated 15 hours.Naturally cooling then.

The product that is cooled to 100 ℃ is taken out, test its composition and content thereof, the result is as shown in table 13.Each component concentration of rostone shown in the table 13 is a benchmark with the gross weight of rostone.

Visible light is shone on the rostone back side behind from the rostone that makes, can have yellow group granulous texture to inside by visual observation in its front, granule is not of uniform size, is scattered in the rostone.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.62%.

Its hardness is 94HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make bracelet or jewelry.

Embodiment 18

Adopt raw material and the preparation process identical with embodiment 17, difference only is that the weight ratio of two kinds of raw material 5-6 is 50: 50.

Visible light is shone on the rostone back side behind from the rostone that makes, can have yellow group granulous texture to inside by visual observation in its front, granule is not of uniform size.Granule shape texture is more than the rostone of embodiment 17.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.61%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make staircase boards.

Embodiment 19

Adopt raw material and the preparation process identical with embodiment 17, difference only is that the weight ratio of two kinds of raw material 5-6 is 90: 10.

Visible light is shone on the rostone back side behind from the rostone that makes, can have yellow shape texture to inside by visual observation in the front, a shape texture is a lot, and only having seldom in the rostone, part is colourless.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.61%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

With the rostone polishing that makes, make divider wall or toilet interior wall.

Embodiment 20

Adopt 100 weight % albite raw materials, shown in its table 14 composed as follows, the granularity of this feldspar raw material all can be passed through 400 purpose screen clothes.

Each components contents in the raw material of table 14 embodiment 20 and the rostone

Component	Each components contents (weight part) in the raw material	Content in the rostone (weight %)
Component	Each components contents (weight part) in the raw material	Content in the rostone (weight %)	SiO ₂	67.84	67.80
Al ₂O ₃	20	19.80	SiO ₂	67.84	67.80
Al ₂O ₃	20	19.80	K ₂O	0.13	0.13
Na ₂O	11	10.90	K ₂O	0.13	0.13
Na ₂O	11	10.90	CaO	0.77	0.76
Fe ₂O ₃	0.005	0.005	CaO	0.77	0.76
Fe ₂O ₃	0.005	0.005	MgO	0.14	0.10
TiO ₂	0.01	0.01	MgO	0.14	0.10
TiO ₂	0.01	0.01	Moisture content	0.5	0
Pigment		0.5	Moisture content	0.5	0

Above-mentioned raw materials is divided into 4 batches, i.e. raw material 7-10.Wherein raw material 7 accounts for 43%, and raw material 8 accounts for 33%, and raw material 9 accounts for 22%, and raw material 10 accounts for 2%.With the raw material gross weight is benchmark.

Add 0.1%, 0.4%, 1.4% cobalt aluminate pigment respectively in raw material 7-9, and mix respectively, the weight with each batch of raw material 7-9 is benchmark respectively.In addition, also added 0.1% cobalt black pigment in the raw material 9.Adding the hybrid pigment of 0.25% praseodymium yellow and 0.035% vanadium zirconium blue pigment in raw material 10, and mix, is benchmark with the weight of raw material 10.

The raw material 7-9 that adds pigment is carried out inhomogeneous slowly mixing, form first raw mix.Bore hole is observed this mixture, can see that each batch raw material still keeps different external phase separately.

The raw material 10 that has added pigment is called second raw mix.Second raw mix is spread across on the surface of first raw mix in irregular mode, forms the 3rd raw mix.

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, and above-mentioned the 3rd raw mix that will obtain then is placed on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1000 ℃, be incubated 3 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

The product that is cooled to 130 ℃ is taken out, the composition and the content thereof of the rostone that test makes, the result is as shown in table 14.Each component concentration of rostone shown in the table 14 is a benchmark with the rostone gross weight.

The cobalt aluminate look rostone entire body that obtains presents stratified cobalt aluminate look, has a series of cobalt aluminate looks that are changed to dark cobalt aluminate from shallow cobalt aluminate; Observed by bore hole under visible light, it also has penetrating sense.The inside of this rostone surface and the first half also is distributed with white xanchromatic texture, and such as random cloud cluster, sheet and/or muscle, texture is very natural, smooth, mainly is distributed on the rostone surface.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.62%.

Its hardness is 93HRB, and ultimate compression strength is 200MPa.

Embodiment 21

Prepare cobalt aluminate look rostone according to embodiment 20 described methods, difference is: second raw mix that will obtain mixes with first raw mix, rather than only is sprinkled upon on the surface of first mixture again in inhomogeneous blended mode.Form the 3rd raw mix thus.In the 3rd raw mix, second raw mix is scattered in random mode or is distributed in first raw mix.

The texture of the cobalt aluminate look rostone that obtains is scattered in or is distributed in the whole interior of rostone, rather than mainly is distributed on the surface.

Embodiment 22

Adopt 100 weight % albite raw materials, shown in its table 15 composed as follows, the granularity of this feldspar raw material all can be passed through 400 purpose screen clothes.

Each components contents in the raw material of table 15 embodiment 22 and the rostone

Component	Each components contents (weight part) in the raw material	Content in the rostone (weight %)
Component	Each components contents (weight part) in the raw material	Content in the rostone (weight %)	SiO ₂	67.84	67.80
Al ₂O ₃	18.13	17.93	SiO ₂	67.84	67.80
Al ₂O ₃	18.13	17.93	K ₂O	0.13	0.13
Na ₂O	11	10.90	K ₂O	0.13	0.13

CaO	0.77	0.76
CaO	0.77	0.76	Fe ₂O ₃	0.005	0.005
MgO	0.14	0.10	Fe ₂O ₃	0.005	0.005
MgO	0.14	0.10	TiO ₂	0.01	0.01
Moisture content	0.5	0	TiO ₂	0.01	0.01
Moisture content	0.5	0	Pigment		2.37

Above-mentioned raw materials is divided into 6 batches, i.e. raw material 11-16.Wherein raw material 11 accounts for 83%, and raw material 12 accounts for 5%, and raw material 13 accounts for 3.3%, and raw material 14-16 respectively accounts for 2.9%.With the raw material gross weight is benchmark.

Adding the hybrid pigment of 2% cobalt black pigment and 0.2% cobalt aluminate pigment composition in raw material 11, and mix, is benchmark with the weight of raw material 11; Adding the hybrid pigment that 0.01% cobalt black pigment and 0.06% cobalt aluminate pigment are formed in raw material 12, and mix, is benchmark with the weight of raw material 12.

Then, the raw material 11 and 12 that adds pigment is carried out inhomogeneous slowly mixing, form first raw mix.Bore hole is observed this mixture, can see that each batch raw material still keeps different external phase separately.

The zirconium iron pink pigment below in raw material 13-16, adding respectively and the hybrid pigment of praseodymium yellow pigment, and mix:

0.5% zirconium iron pink and 5% praseodymium yellow; 1% zirconium iron pink and 1.5% praseodymium yellow; 2% zirconium iron pink and 6% praseodymium yellow; 0.5% zirconium iron pink and 1.3 praseodymium yellows; Weight with each batch raw material is benchmark respectively.

The raw material 13-16 that adds pigment is carried out inhomogeneous slowly mixing, form second raw mix.Bore hole is observed this mixture, can see that each batch raw material still keeps different external phase separately.

Second raw mix is spread across on the surface of first raw mix in irregular mode, forms the 3rd raw mix.

The ceramic fiber cotton is placed on the high-temperature flame-proof plate, and above-mentioned the 3rd raw mix that will obtain then is placed on the ceramic fiber cotton.Then, send into and take out in the shuttle kiln, be heated to 1000 ℃, be incubated 5 hours.Then, adopt blower fan in kiln, to inject cold wind, make the product cooling.

The cobalt black look rostone entire body that obtains is stratified cobalt black look, show shallow cobalt black and dark cobalt black, it also has penetrating sense by the bore hole observation under visible light, and the inside of its surface and the first half also is distributed with stratified flavous texture, that is: have a series ofly to be changed to dark flavous texture from light golden rod yellow.This texture is flavous muscle, sheet or random cloud cluster.Texture is very natural, smooth, mainly is distributed on the rostone surface.After tested, thickness is that the transmittance of above-mentioned rostone under 600nm of 5mm is 0.60%.

Its hardness is 92HRB, and ultimate compression strength is 200MPa.

Embodiment 23

Prepare cobalt black look rostone according to embodiment 22 described methods, difference is: second raw mix that will obtain mixes with first raw mix, rather than only is sprinkled upon on the surface of first mixture again in inhomogeneous blended mode.Form the 3rd raw mix thus.In the 3rd raw mix, second raw mix is scattered in random mode or is distributed in first raw mix.

The texture of the cobalt black look rostone that obtains is scattered in or is distributed in the whole interior of rostone, rather than mainly is distributed on the surface.

Claims

1. rostone, it contains following composition:

SiO ₂60.0-77.34 weight %

Al ₂O ₃13.0-20.0 weight %

K ₂O 0.13-13.0 weight %

Na ₂O 1.0-11.5 weight %

CaO 0.06-0.77 weight %

Fe ₂O ₃0-0.7 weight %

MgO 0.01-2.14 weight %

TiO ₂0.01-0.09 weight %

Gross weight with rostone is a benchmark;

This rostone has light transmission under the rayed of visible light wave range.

2. rostone as claimed in claim 1, it also contains 0.01-6 weight % pigment, and described pigment is selected from praseodymium yellow, vanadium zirconium blue, cobalt aluminate, bright red, orange, coffee, tea is red, gold is brown, antimony tin ash, black, cobalt black, zirconium iron pink, parcel is red, yttrium is red, in red one or more of chrome alumina red, chromium titan yellow, chromium titanium.

3. rostone as claimed in claim 1 or 2, its transmittance under 600nm is 0.27-0.68%.

4. rostone as claimed in claim 1 or 2, its inside has texture.

5. rostone as claimed in claim 4, wherein said texture are crackle shape textures, or granule not of uniform size, or cloud cluster shape texture, or muscle, or sheet.

6. rostone as claimed in claim 4, the color of wherein said texture is different with the rostone substrate.

7. rostone as claimed in claim 2, its entire body present stratified cobalt aluminate look, observe to have penetrating sense under visible light, and surface and inside thereof also are distributed with white xanchromatic texture.

8. rostone as claimed in claim 7, wherein said white yellow texture is white xanchromatic granule, muscle, sheet or random cloud cluster.

9. rostone as claimed in claim 7, it contains cobalt aluminate, praseodymium yellow and vanadium zirconium blue pigment, the total content 0.3-6 weight % of pigment wherein, the cobalt aluminate pigment content is maximum, praseodymium yellow and vanadium zirconium blue pigment exist with the hybrid pigment form, their content is 0.001-0.05 weight %, is benchmark with the rostone gross weight;

Wherein said praseodymium yellow and vanadium zirconium blue pigment are with 1-10: 1 weight ratio is formed hybrid pigment;

The also optional cobalt black pigment that contains 0.01-0.06 weight % of described rostone.

10. rostone as claimed in claim 2, its entire body are stratified cobalt black look, observe to have penetrating sense under visible light, and its surface and inside thereof also are distributed with flavous texture.

11. rostone as claimed in claim 10, described flavous texture are flavous granule, muscle, sheet or random cloud cluster.

12. rostone as claimed in claim 10, it contains cobalt black, cobalt aluminate, praseodymium yellow, red pigment, the total content 0.3-6 weight % of pigment wherein, the cobalt black pigment content is maximum, be 0.20-5.8 weight %, cobalt aluminate content is minimum, is 0.02-0.50 weight %, praseodymium yellow and red pigment exist with the hybrid pigment form, are benchmark with the rostone gross weight;

Wherein said praseodymium yellow and red pigment are with 1-10: 1 weight ratio is formed hybrid pigment, and described red pigment selected among zirconium iron oxide red, parcel is red, yttrium is red, sial is red, the chromium titanium is red, chrome alumina red, in pink one or more.

13. the purposes of rostone as claimed in claim 1 or 2, it is used to make artwork, ornament or as building and ornament materials, sanitary ware.

14. a method for preparing rostone as claimed in claim 1, it in turn includes the following steps:

(1) the albite raw material that powdery is solid-state or the mixing raw material of albite and potassium felspar sand are heated to 1000-1550 ℃, make the material fusion, are incubated 1-30 hour;

(2) make the product cooling;

SiO ₂60.0-77.34 weight %

Al ₂O ₃13.0-20.0 weight %

K ₂O 0.13-13.0 weight %

Na ₂O 1.0-11.5 weight %

CaO 0.06-0.77 weight %

Fe ₂O ₃0-0.7 weight %

MgO 0.01-2.14 weight %

TiO ₂0.01-0.09 weight %

15. method as claimed in claim 14, wherein said feldspar raw material also contains 0.01-6 weight part pigment, is benchmark with the weight of feldspar raw material; Described pigment is selected from praseodymium yellow, vanadium zirconium blue, cobalt aluminate, bright red, orange, coffee, tea is red, gold is brown, antimony tin ash, black, cobalt black, zirconium iron pink, parcel is red, yttrium is red, in red one or more of chrome alumina red, chromium titan yellow, chromium titanium.

16. method as claimed in claim 14 wherein in described step (1), is heated to 1100-1500 ℃ with the feldspar raw material.

17. as each described method among the claim 14-16, wherein said step (1) also comprises the feldspar raw material is placed on the ceramic fiber cotton, and they are placed on the high-temperature flame-proof plate, sends into to be selected from the kiln of taking out shuttle kiln, tunnel furnace and roller kiln and heats.

18. as each described method among the claim 14-16, it also comprises step (3): the product that takes out during to 150 ℃ or following temperature to be cooled.

19., wherein before the feldspar raw material is heated, raw material is handled through vibrations as each described method among the claim 14-16.

20. as each described method among the claim 14-16, wherein said feldspar raw material be two kinds of feldspar raw materials that water content is different with 10: 90-90: 10 weight ratio mixes, two kinds of raw materials are slowly mixed, wherein the water content of two kinds of raw materials differs the 1-3 weight part, make this compound be two-phase, then heating.

21. method as claimed in claim 15, wherein said feldspar raw material are to contain several batches of different raw materials of different pigment and/or pigment content, to carry out inhomogeneous mixing according to reality is required with arbitrary proportion, to heat then; Described inhomogeneous mixing is such: various feldspar raw materials are slowly mixed, and each mixed raw material that bore hole is looked still is different phase separately in mixture.

22. method as claimed in claim 21, wherein said several batches of raw materials refer to that 2-15 criticizes the feldspar raw material.

23. as each described method among the claim 14-16, the content of albite is 10-100% in the mixing raw material of described albite and potassium felspar sand.

24. as each described method among the claim 14-16, the content of albite is 50-100% in the mixing raw material of described albite and potassium felspar sand.

25. as each described method among the claim 14-16, the content of albite is 70-100% in the mixing raw material of described albite and potassium felspar sand.

26. as each described method among the claim 14-16, it also comprises such step: before the heating of feldspar raw material, add the water of the 20-100% that accounts for the feldspar raw material weight, together put into ball mill and grind, can pass through 200-325 purpose screen cloth until grinding to form raw material.

27. as claim 7 or 9 described rostones, it is made by the described method of claim 21, employed feldspar raw material is criticized the feldspar raw material by 3-8 and is mixed in this method, wherein 1-2 criticizes the hybrid pigment that contains praseodymium yellow pigment and vanadium zirconium blue in the raw material, and this raw material accounts for the 1-10 weight % of raw material gross weight; All contain cobalt aluminate pigment in all the other each batch raw materials, and the concentration of cobalt aluminate pigment in this batch raw material is increased one by one, the also optional cobalt black that contains in the highest a collection of raw material of cobalt aluminate pigment concentration;

Before heating, the raw material that earlier each batch is contained cobalt aluminate carries out inhomogeneous mixing, forms mixture, simultaneously, will contain praseodymium yellow and also carry out inhomogeneous the mixing with the raw material of vanadium zirconium blue hybrid pigment, forms another kind of mixture; Then, a kind of mixture in back is sprinkled upon the mixed surface that contains the cobalt aluminate raw mix with irregular mode, or with contain the cobalt aluminate raw mix and carry out inhomogeneous the mixing once more, make it to disperse and be distributed in whole inside and the surface thereof that contains the cobalt aluminate raw mix.

28. as claim 10 or 12 described rostones, it is made by the described method of claim 21, employed feldspar raw material is criticized the feldspar raw material by 3-10 and is mixed in this method, wherein 1-3 criticizes the hybrid pigment that contains cobalt black pigment or cobalt black and cobalt aluminate in the raw material, condition is that the concentration that makes this 1-3 criticize cobalt black pigment in the raw material increases one by one, and the concentration of cobalt aluminate pigment reduces one by one simultaneously; All contain the hybrid pigment of praseodymium yellow and red pigment in all the other each batch raw materials, and the described praseodymium yellow and the concentration of hybrid pigment in this batch raw material of redness are increased one by one, this raw material that contains praseodymium yellow and red hybrid pigment accounts for the 1-20% of raw material gross weight;

Before heating, the raw material that earlier each batch is contained cobalt black carries out inhomogeneous mixing, forms mixture, simultaneously, will contain praseodymium yellow and also carry out inhomogeneous the mixing with the raw material of the hybrid pigment of redness, forms another kind of mixture; Then, a kind of mixture in back is sprinkled upon the mixed surface that contains the cobalt black raw mix with irregular mode, or with contain the cobalt black raw mix and carry out inhomogeneous the mixing once more, make it to disperse and be distributed in whole inside and the surface thereof that contains the cobalt black raw mix.