CN1300031C - Color sand and production thereof - Google Patents

Color sand and production thereof Download PDF

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Publication number
CN1300031C
CN1300031C CNB2004100614118A CN200410061411A CN1300031C CN 1300031 C CN1300031 C CN 1300031C CN B2004100614118 A CNB2004100614118 A CN B2004100614118A CN 200410061411 A CN200410061411 A CN 200410061411A CN 1300031 C CN1300031 C CN 1300031C
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color
color sand
parcel
sand
chromatograph
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CNB2004100614118A
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Chinese (zh)
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CN1644553A (en
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冯晋阳
李凝芳
陈仁善
余丙刚
王浩
石宗林
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江阴采麟彩砂制品有限公司
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Abstract

The present invention relates to color sand of surface decorative materials and a preparation process thereof. The color sand is composed of a base material and a wrapping color layer at the surface. The base material is quartz, mineral granules or waste slag granules; the wrapping color layer uses the prescription of milking clinkers, inorganic pigment, bentonite, Suzhou soil and inorganic adhesives. The preparation process of the color sand comprises the following steps: 1), the base material is ground, sieved, washed and dried to make the granules with a certain size grading; 2) water, the milking clinkers, the inorganic pigment, the bentonite, the Suzhou soil and the inorganic adhesives are mixed and processed with ball milling according to proportion to make color paste for wrapping; 3), organic dispersants are added and then uniformly mixed with the color paste for colour layer wrapping to the mineral particles with a certain size grading; 4), the granules wrapped by the color paste are dried and are calcined in an external heating rotary kiln; the calcination temperature is from 500 to 950 DEG C and the thermal insulation time is from 0.5 to 1 hour. The color sand prepared by the present invention has the advantages of good weather resistance, good coloration, low calcination temperature, simple production, etc.

Description

Color sand and preparation method thereof

Technical field

The present invention relates to a kind of surface decoration material and preparation method, be specifically related to a kind of color sand and preparation method that decorative use is arranged.

Background technology

Color sand generally is divided into two kinds in natural colour sand and artificial color sand as a kind of surface decoration material.Natural colour sand is to obtain by the natural coloured ore of direct fragmentation, but their most of color and luster chaos, intensity difference, differentiation easily; And those natural colour sands bright in colour, comparatively small amt, and cost an arm and a leg, limitation is big.Artificial color sand is mineral grain to be coated colored coating by the surface obtain, and by the change of pigment, can prepare colourful color sand kind, satisfies people's different demands.

Color sand can be used for building coating.In recent years, the development of building coating is very swift and violent, and the sand wall shape wallcovering that paid attention to by people and like is exactly because its distinctive abundant texture and serious surface three-dimensional sense have just been given in color husky use.The dual-use function that sandy paint has protection and decorates; it not only is used for the decorating inner and external walls of all kinds of buildingss now; and be used for sculpture for city, foam carving art, advertisement boards, glass reinforced plastic embossment, gypsum system finishing material, saturated polyester foam system finishing material or the like, also can be in the surface spraying of materials such as the wood of various moulding, bamboo, plastics, metal, cement, glass, glued board, leatheroid.The also waterproof roof cladding of color sand, such as being used for the coloured asphalt shingle surface, it not only can protect the pitch top layer to avoid the sunlight direct irradiation; prolong bituminous work-ing life; and can enrich the color of product, help fire safety, and play isolate coiled material work in order to make things convenient for uncoiling etc.

The manufacture method of present artificial color sand mainly contains three kinds: a kind of is to use the pigment dyestuff staining, this method mainly adopts the organic binder bond strong with the sandstone bonding force, as chloroprene rubber, Resins, epoxy, vinyl chloride-vinylidene chloride resin, acrylate, urethane, silicone based or the like.Wherein especially with esters of acrylic acid and silicone based be excellent, add the coating that some functional auxiliary materials are modulated into the color sand of preparation as introducing with benzene-acrylic emulsion in " making of benzene one acrylic emulsion sand texture coating and use " literary composition as base-material, see " science and technology today " 2000 the 8th phase P8-9 for details.But its loss of properties on aging of color sand of this class preparation, time one length is faded easily.Second kind of method for preparing color sand is to be coated on the quartz sand top layer with the mixed with resin inorganic color, and baking-curing is painted under 200-300 ℃ of temperature then.Defectives such as also there is loss of properties on aging in the color sand of this method preparation, and fugitive color and parcel are inhomogeneous.The third method for preparing color sand is a high-temperature sintering process, as uses inorganic color, and low-melting-point material and quartz sand mix, be integral at 1200-1350 ℃ of high temperature sintering again, then through broken, sieve into color sand finished product, see CN1042627C for details, on March 24th, 1999.The shortcoming that these class methods prepare color sand is that energy consumption is big, complex procedures.The method that adopts the ceramic glaze sintering theory to prepare color sand is also arranged, and the feature of this technology has provided suitable inorganic oxide pigments and basic oxide fusing assistant.When pigment and fusing assistant are evenly distributed on quartz sand surface, when placing 800-900 ℃ of stove sintering, the melt of fusing assistant interpenetrates with the quartz sand top layer of having softened, pigment also infiltrates thereupon, and solid state reaction takes place and painted, see CN1357580A for details, on July 10th, 2002.These class methods prepare color sand to the having relatively high expectations of body material, and are the dark colour mineral for body material especially, often will carry out the secondary parcel when the color sand of preparation pastel shade, and this has greatly improved production cost.

Summary of the invention

Characteristics such as purpose of the present invention provides a kind of color sand and preparation method thereof in order to overcome the defective that above-mentioned prior art exists, and this method is easy to suitability for industrialized production, and calcining temperature is lower, and the prepared color sand ageing-resistant performance is good, fugitive color, colour generation be not good.

The object of the present invention is achieved like this: color sand of a kind of surface decoration material and preparation method thereof, it comprises the following steps:

1, the preparation of color sand base mateiral: the base mateiral for color sand can be chosen quartz, basalt, metal metallurgy smelting slags such as the mineral that Mohs' hardness such as diabase are bigger or iron, copper etc.These inorganic minerals or slag, behind the jaw crushing crusher machine, need to carry out fragmentation through cone crusher, thereby obtain broken back particulate profile with tripartite or cubic pyramid, above-mentioned material is through screening, washing and oven dry, be prepared into the particle with certain size grading, its concrete grain-size grade is furnished with following feature: Chinese sieve mesh is the testing standard sieve mesh.

8-12 order 1~5%

12-16 order 20~30%

16-20 order 10~20%

20-30 order 25~40%

30-40 order 5~15%

40 orders following 3~5%.

2, the surperficial preparation of wrapping up of color sand with the colorant slurry

The present invention prepares the colorant slurry formula of the surface parcel chromatograph that color sand uses to add milkiness frit, inorganic color, wilkinite, kaolin, mineral binder bond.

The mineral binder bond that is added in the above-mentioned prescription is specially: sodium polyphosphate, phosphoric acid hydrogen two aluminium, silicon sol, water glass, tetraethoxysilance one or both and two or more mixture.

The colorant that is added in the above-mentioned prescription is the inorganic color of various different colours: comprise simple compounds colorant, spinel type colorant or perovskite typed colorant.

The kaolin that is added in the above-mentioned prescription is selected the Suzhou soil of microtexture based on sheet for use.

The wilkinite that is added in the above-mentioned prescription is selected Black Hills, Liaoning wilkinite for use.

The milkiness frit that is added in the above-mentioned prescription, its prescription are formed:

Soda ash 10-25%,

Long 10-18%,

Lime 2-10%,

Zinc oxide 3-9%,

Water-washed kaoline 2-8%,

Quartzy 15-30%,

Boric acid 10-30%,

Zirconium white 2-10%,

Firefly 0-2%.

The colorant slurry formula of color sand surface parcel chromatograph is formed:

Milkiness frit 10-25%

Inorganic color 5-25%

Black Hills wilkinite 2-10%

Suzhou soil 10-30%

Mineral binder bond 10-40%

Tap water 20-50%

Above-mentioned raw materials by after the proportioning weighing, is poured into ball mill and carried out mixing and ball milling, and the ball milling time is 2-48 hour, and the mill base fineness reaches below the 5-6um.

3, parcel surface colour layer process

Add organic dispersing agent in the above-mentioned colorant slurry for preparing, this organic dispersing agent is the condenses of oxyethane and high fatty alcohol, and the add-on of organic dispersing agent is 0.2%.Stir stand for standby use fully after adding organic dispersing agent.

Claim 1000 gram oven dry clean and mineral grain that be size grading, mix with the colorant slurry of the adding organic dispersing agent of 20-130 gram, after parcel is good, feeds warm air and dry the particle that is wrapped up by mill base, hot blast temperature is 200 ℃, till color sand particulate water ratio is less than 0.3%.

4, the calcining of color sand

Adopt the rotary kiln device of external-heat to calcine in the color sand of above-mentioned oven dry, calcining temperature is 500-950 ℃, soaking time 0.5-1 hour, makes color sand.The combustion chamber of the external-heating rotary kiln that is adopted and the rotating cylinder of kiln are isolated, and color sand is calcined in rotating cylinder; Need not to pave refractory brick in the cylindrical shell of external-heating rotary kiln, is to be made by the heat-resistance stainless steel material; Be provided with material delivering plate in the cylindrical shell of external-heating rotary kiln; The cylindrical shell obliquity variable range of external-heating rotary kiln is the 1-3 degree; The cylindrical shell speed of rotation of external-heating rotary kiln can realize continuous adjusting.

The present invention is by choosing the color composition of inorganic color as color sand, at first be aided with organic dispersing agent by mineral binder bond, these inorganic colors are coated on well the surface of mineral grain, calcine through medium and high temperature again, by the milkiness frit colorant is attached on well with mineral grain, form a unified integral body, problem such as the color ageing resistance that has fundamentally solved color sand is poor, fugitive color and poor chemical stability.

The milkiness frit that particularly adds among the present invention plays the effect of bonding colorant and mineral grain on the one hand, these milkiness frits self present the White-opalescent shape on the other hand, can be well the background color of mineral grain be covered, this not only can enlarge the range of choice of color sand base mateiral, and the time with shade substrate preparation pastel shade coloured silk sand, can realize once wrapping up, once calcining, overcome needs to carry out background color covering parcel in the past, a kind of like this secondary parcel of surface layer colour generation parcel and incinerating have effectively been avoided the loaded down with trivial details of production repeatedly.

Description of drawings

Fig. 1 is a process flow sheet of the present invention.

Embodiment

Example 1:

1.1 the preparation of color sand base mateiral

Choose the basalt mineral behind the jaw crushing crusher machine, carry out fragmentation through cone crusher again, sieve then, wash and dry, be prepared into the particle with certain size grading, Chinese sieve mesh is test standard sieve mesh.

8-12 order 2%

12-16 order 25%

16-20 order 18%

20-30 order 40%

30-40 order 10%

40 orders following 5%.

1.2 the preparation of milkiness frit

Prepare burden according to following prescription composition, by weight percentage:

Soda ash 20%,

Feldspar 12%,

Wingdale 5%,

Zinc oxide 6.5%,

Water-washed kaoline 2.5%,

Quartz 20%,

Boric acid 24.4%,

Zirconium white 8.1%,

Fluorite 1.5%.

Then 1200 ℃ of fusions, the quenching granulating, ball milling to 325 order is standby.

1.3 the preparation that color sand surface parcel is starched with colorant

Colorant slurry formula compositing formula by following color sand surface parcel chromatograph in weight proportion, carries out weighing.

Milkiness frit 15 grams

Tuscan red Fe 2O 310 grams

Black Hills wilkinite 5 grams

Suzhou soil 15 grams

Sodium polyphosphate 25 grams

Tap water 50 grams

Above-mentioned raw materials by after the proportioning weighing, is poured into ball mill and carried out mixing and ball milling, and the ball milling time is 8 hours, and the mill base fineness reaches carries out discharging below 6 microns.

1.4 wrap up surperficial chromatograph

The condenses that adds organic dispersing agent oxyethane and high fatty alcohol in the above-mentioned colorant slurry for preparing, add-on are 0.2% of colorant slurry weight.Stir stand for standby use fully after adding organic dispersing agent.

Claim 1000 gram oven dry clean 1.1 in the sand of preparation, mix with the above-mentioned colorant slurry of 50 grams, stir about is 10 minutes fast, feed warm air and dry the particle that is wrapped up by mill base, hot blast temperature is 200 ℃, and till color sand particle drying, this moment, the water ratio of color sand should be less than 0.3%.

1.5 the calcining of color sand

The color sand of above-mentioned oven dry is put into the small-sized rotary kiln of external-heat calcine, calcining temperature is 600 ℃, and soaking time 0.5 hour is made color sand finished product.

Example 2:

2.1 the preparation of color sand base mateiral

Choose the iron ore waste residue behind the jaw crushing crusher machine, carry out fragmentation through cone crusher again, sieve then, wash and dry, be prepared into the particle with certain size grading, Chinese sieve mesh is test standard sieve mesh.Size grading is with example 1.

2.2 the preparation of milkiness frit

Prepare burden according to following prescription composition, by weight percentage:

Soda ash 17%,

It is long by 13%,

Wingdale 7%,

Zinc oxide 8%,

Water-washed kaoline 1.5%,

Quartz 21.5%,

Boric acid 26%,

Zirconium white 5%,

Firefly 1%.

Then 1250 ℃ of fusions, the quenching granulating, ball milling to 325 order is standby.

2.3 the preparation that color sand surface parcel is starched with colorant

Colorant slurry formula compositing formula by following color sand surface parcel chromatograph in weight proportion, carries out weighing.

Milkiness frit 20 grams

Spinel type cobalt nickel chromium iron 15 grams

Black Hills wilkinite 5 grams

Suzhou soil 20 grams

Liquid phosphoric acid hydrogen two aluminium 20 grams

Tap water 30 grams

Above-mentioned raw materials by after the proportioning weighing, is poured into ball mill and carried out mixing and ball milling, and the ball milling time is 6 hours, and the mill base fineness reaches carries out discharging below 6 microns.

2.4 wrap up surperficial chromatograph

The condenses that adds organic dispersing agent oxyethane and high fatty alcohol in the above-mentioned colorant slurry for preparing, add-on are 0.2% of colorant slurry weight.Stir stand for standby use fully after adding organic dispersing agent.

Claim 1000 gram oven dry clean 1.1 in prepare sand, mix with the above-mentioned colorant slurry of 60 grams, stir about is 30 minutes fast, feed warm air and dry the particle that is wrapped up by mill base, hot blast temperature is 200 ℃, and till color sand particle drying, this moment, the water ratio of color sand should be less than 0.3%.

2.5 the calcining of color sand

The color sand of above-mentioned oven dry is put into the small-sized rotary kiln of external-heat calcine, calcining temperature is 800 ℃, and soaking time 0.5 hour is made color sand finished product.

Example 3:

3.1 the preparation of color sand base mateiral

Choose quartzite behind the jaw crushing crusher machine, carry out fragmentation through cone crusher again, sieve then, wash and dry, be prepared into the particle with certain size grading, Chinese sieve mesh is test standard sieve mesh.Size grading is with example 1.

3.2 the preparation of milkiness frit

Prepare burden according to following prescription composition, by weight percentage:

Soda ash 25%,

It is long by 10%,

Wingdale 7%,

Zinc oxide 8%,

Water-washed kaoline 6%,

Quartz 18%,

Boric acid 22%,

Zirconium white 2%,

Firefly 2%.

Then 1200 ℃ of fusions, the quenching granulating, ball milling to 325 order is standby.

3.3 the preparation that color sand surface parcel is starched with colorant

Colorant slurry formula compositing formula by following color sand surface parcel chromatograph in weight proportion, carries out weighing.

Milkiness frit 17 grams

Victoria's green material Ca 3Cr 2Si 3O 1218 grams

Black Hills wilkinite 3 grams

Suzhou soil 25 grams

Liquid-state silicon colloidal sol 30 grams

Tap water 5 grams

Above-mentioned raw materials by after the proportioning weighing, is poured into ball mill and carried out mixing and ball milling, and the ball milling time is 5 hours, and the mill base fineness reaches carries out discharging below 6 microns.

3.4 wrap up surperficial chromatograph

The condenses that adds organic dispersing agent oxyethane and high fatty alcohol in the above-mentioned colorant slurry for preparing, add-on are 0.2% of colorant slurry weight.Stir stand for standby use fully after adding organic dispersing agent.

Claim 1000 gram oven dry clean 1.1 in prepare sand, mix with the above-mentioned colorant slurry of 55 grams, stir about is 8 minutes fast, feed warm air and dry the particle that is wrapped up by mill base, hot blast temperature is 200 ℃, and till color sand particle drying, this moment, the water ratio of color sand should be less than 0.3%.

3.5 the calcining of color sand

The color sand of above-mentioned oven dry is put into the small-sized rotary kiln of external-heat calcine, calcining temperature is 850 ℃, and soaking time 0.5 hour is made color sand finished product.

Claims (9)

1, the color sand of a kind of surface decoration material, the color sand of this kind is made up of base mateiral and surface parcel chromatograph, base mateiral is quartzy, basalt or diabase mineral or be iron or copper metal metallurgy smelting slag, composition in the parcel chromatograph comprises the milkiness frit, inorganic color, wilkinite, kaolin, mineral binder bond and water, the weight percent of each composition is in the parcel chromatograph: milkiness frit 10-25%, inorganic color 5-25%, wilkinite 2-10%, kaolin 10-30%, mineral binder bond 10-40%, tap water 20-50%, wherein the feature of milkiness frit consists of by weight percentage: soda ash 10-25%, feldspar 10-18%, Wingdale 2-10%, zinc oxide 3-9%, water-washed kaoline 2-8%, quartzy 15-30%, boric acid 10-30%, zirconium white 2-10%, fluorite 0-2%, base mateiral through the mixing parcel of parcel chromatograph after form the color sand product of decoration of shades of colour kind after 500-950 ℃ of calcining.
2, color sand according to claim 1 is characterized in that: the mineral binder bond of described surface parcel chromatograph is one or both and a two or more mixture of phosphoric acid hydrogen two aluminium, sodium polyphosphate, silicon sol, water glass.
3, color sand according to claim 1 is characterized in that: the inorganic color of described surface parcel chromatograph is spinel type colorant or perovskite typed colorant.
4, color sand according to claim 1 is characterized in that: the inorganic color of described surface parcel chromatograph is the simple compounds colorant.
5, color sand according to claim 1 is characterized in that: the kaolin of described surface parcel chromatograph is Suzhou soil, and its microtexture is a sheet structure.
6, color sand according to claim 1 is characterized in that: the wilkinite of described surface parcel chromatograph is Black Hills, a Liaoning wilkinite.
7, the preparation method of color sand is characterized in that: follow these steps to carry out: 1) with base mateiral through fragmentation, screening, washing and oven dry are prepared into particle, base mateiral be quartzy, basalt or diabase mineral or is iron or copper metal metallurgy smelting slag; 2) by proportioning with milkiness frit, inorganic color, wilkinite, kaolin, mineral binder bond mix with water, ball milling, be prepared into to wrap up and use mill base; The milkiness frit that is added in wherein filling a prescription is: soda ash 10-25%, feldspar 10-18%, Wingdale 2-10%, zinc oxide 3-9%, water-washed kaoline 2-8%, quartzy 15-30%, boric acid 10-30%, zirconium white 2-10%, fluorite 0-2% by weight percentage; Parcel is formed with the prescription of mill base: milkiness frit 10-25%, inorganic color 5-25%, wilkinite 2-10%, kaolin 10-30%, mineral binder bond 10-40%, tap water 20-50%; 3) add organic dispersing agent and mill base and mix, mineral grain is carried out the chromatograph parcel; 4) oven dry is put into external-heating rotary kiln and is calcined by the particle that mill base wraps up, and calcining temperature is 500-950 ℃, soaking time 0.5-1 hour.
8, according to the preparation method of the described color sand of claim 7, it is characterized in that: described base mateiral is through fragmentation, and screening, washing and oven dry are prepared into particle, and this particulate profile is tripartite or cubic pyramid; Size grading is: China sieve 8-12 order 1~5%, 12-16 order 20~30%, 16-20 order 10~20%, 20-30 order 25~40%, 30-40 order 5~15%, 40 orders following 3~5%.
9, according to the preparation method of the described color sand of claim 7, it is characterized in that: described organic dispersing agent is the condenses of oxyethane and high fatty alcohol.
CNB2004100614118A 2004-12-23 2004-12-23 Color sand and production thereof CN1300031C (en)

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CN101139179B (en) * 2007-08-14 2010-04-14 陈云 Ceramic coating burning colorful sand and method for making same
CN101704266B (en) * 2009-11-17 2012-01-11 哈尔滨工业大学 Method for preparing organic silicon colored sand
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CN102162298B (en) * 2011-01-28 2012-07-04 牛智勇 Construction technology for decorative surface layer of inner wall and outer wall by using vitrified color sand
CN102180609B (en) * 2011-01-28 2012-10-10 牛智勇 Preparation process of vitrified color sand
CN102826787B (en) * 2012-07-25 2014-12-10 亚士漆(上海)有限公司 Artificial colored sand
CN103214202B (en) * 2013-04-02 2015-02-18 同济大学 Environment-friendly artificial aggregate capable of degrading gas pollutants by photocatalysis and preparation method of environment-friendly artificial aggregate
CN104150797A (en) * 2014-07-25 2014-11-19 浙江曼得丽涂料有限公司 Artificial colour sand and preparation method thereof
CN104193208B (en) * 2014-08-21 2016-06-01 常州红橙彩砂有限公司 The color sand of high temperature sintering and its preparation method
CN106747660A (en) * 2015-11-20 2017-05-31 广东顺祥陶瓷有限公司 A kind of zinc boron fritted glaze high
CN105753408B (en) * 2016-03-04 2018-02-06 山西大学 A kind of artificial color sand and preparation method thereof
CN105820692B (en) * 2016-05-27 2019-01-11 浙江传化涂料有限公司 A kind of sand textured coating and preparation method thereof comprising water dyeing color sand
CN106145681A (en) * 2016-06-30 2016-11-23 安徽省德邦瓷业有限公司 A kind of Water-soluble ceramic glaze and preparation method thereof
CN106220015A (en) * 2016-07-14 2016-12-14 赖伟阳 A kind of burning colorful sand and preparation method
CN106517838A (en) * 2016-11-11 2017-03-22 叶六明 Processing method of alkali-free sand
CN106587684B (en) * 2016-12-15 2019-03-01 阳江清大环保科技有限公司 A kind of pottery color sand and preparation method thereof
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