CN100434386C - Emulated white marble and its preparation process - Google Patents
Emulated white marble and its preparation process Download PDFInfo
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- CN100434386C CN100434386C CNB2006100491085A CN200610049108A CN100434386C CN 100434386 C CN100434386 C CN 100434386C CN B2006100491085 A CNB2006100491085 A CN B2006100491085A CN 200610049108 A CN200610049108 A CN 200610049108A CN 100434386 C CN100434386 C CN 100434386C
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Abstract
The present invention provides an emulated white marble and a preparation process thereof, which relate to an artificial stone and the preparation process thereof. The emulated white marble comprises the following raw materials by weight proportion: 10% to 35% of quartz stone or quartz sand fine material of which the grain size is from 15 meshes to 200 meshes, 50% to 80% of quartz stone or quartz sand fine material of which the particle size is from 300 meshes to 400 meshes and 5 % to 20 % of adhesive, wherein the adhesive is unsaturated resin. The steps of the preparation process of the emulated white marble is composed of filler manufacturing, proportioning, forming and solidifying, and finally the emulated white marble is obtained. The emulated white marble is not only pure white, glittering and translucent in quality, but also superior to natural white marble in tensile strength, bending strength and hardness; meanwhile, the preparation process has the advantages of low cost, simple method and no environment pollution.
Description
Technical field
The present invention relates to a kind of rostone and preparation technology thereof, relate in particular to a kind of artificial white marble and preparation technology thereof.
Background technology
White marble or artificial white marble or artificial white marble since ancient times as first-class building materials, are applied in the holy building of names such as imperial palace, palace, sculpture owing to have pure white, sparkling and crystal-clear, hard quality.
Natural white marble is contained in the rock of mountain, and its major ingredient is CaCO
3, belong to not renewable resource.By a large amount of exploitations of people, existing minimizing day by day, it is higher to exploit natural white marble cost, consume great amount of manpower, financial resources.Produce a large amount of the pollution when exploiting in addition, influence environment; Because natural white marble reduces cost of winning height in addition day by day, so people make the substitute of natural white marble by all means, wherein is mainly artificial white marble or artificial white marble.Prior art is mainly made artificial white marble or artificial white marble by natural white marble and/or marmorean powder, as Chinese patent application (00114697) artificial white marble as building material, this patent application relates to a kind of artificial white marble as building material, with the natural white marble of institute's depleted or near the white marmorean particle with obvious crystal grain of white marble is raw material, take varigrained assembly, with high molecular polymer as binding agent, through casting, thereby white marble particle " reduction " is become white marble stone; Its concrete component and content (with weight percent) thereof are: granularity is that natural white marble of 350～500 purposes and/or pure white marmorean powder are 20～26%; Granularity is that natural white marble of 60～100 purposes and/or the pure white marmorean powder with obvious crystal grain are that 20～26% granularities are that 10～15 millimeters natural white marble and/or the pure white marmorean rubble with obvious crystal grain are 40～45%; Binding agent is 13～15%; Solidifying agent is 0.6～1%; Organic cobalt class thing 0.07～0.28%.Though this patent application has realized making the white marble particle to be reduced into white marble stone, because natural white marble and/or pure white marmorean powder expose the rotten of the composition that causes product of easily being corroded after by exploitation for a long time in air, composition is by CaCO
3Become Ca (HCO
3)
2, cause the hardness of product relatively poor, easily be corroded.
Also the someone adopts magnesium oxide, magnesium chloride, water soluble resin, water, white sawdust, quartz sand, stone, flyash, haydite, vermiculite, active principle such as glass fibre and hollow glass micropearl is through mixing, stir, casting, solidify, technologies such as moulding are made white marble-imitating railing, " a kind of high-finish degree white marble-imitating railing and preparation method thereof " that provides as Chinese patent application (97103944.5), the made white marble-imitating railing of this patent application has solved artificial white marble as building material hardness deficiency in the above-mentioned patent application, the problem that easily is corroded, but it is pure white but to have lost natural white marble, sparkling and crystal-clear characteristics can not satisfy people's ornamental demand.
Summary of the invention
The present invention is directed to that prior art adopts the natural white marble of institute's depleted or be that the existing hardness of feedstock production white marble is relatively poor near the white marmorean particle of white marble, the shortcoming that easily is corroded provides a kind of employing quartzite as raw material, take varigrained assembly, with artificial white marble and the preparation technology thereof of unsaturated polyester as binding agent; The tension of this artificial white marble, bending resistance and hardness property all are better than natural white marble.
The present invention has also lost pure white, the sparkling and crystal-clear shortcoming of natural white marble at the prepared white marble-imitating railing of prior art provides a kind of artificial white marble and preparation technology thereof, and this artificial white marble presents translucent, has pure white, the sparkling and crystal-clear characteristics of natural white marble.
Above-mentioned purpose of the present invention solves by the following technical programs: a kind of artificial white marble is characterized in that comprising that the raw material of following weight per distribution ratio is formed:
Granularity is 15 orders～200 purpose quartzites or quartz sand powder 10%～35%
Granularity is 300 orders～400 purpose quartzites or quartz sand powder 50%～80%
Tackiness agent 5%～20%
Solidifying agent 0.5%～3%
Wherein said tackiness agent is a unsaturated polyester.
The present invention adopts the quartz sand fine fodder, particularly granularity is that 15 orders～200 purpose quartzites or quartz sand powder and granularity are that 300 orders～400 purpose quartzites or quartz sand powder are few as the filler water regain, bond properties is strong, can reduce the consumption of expensive unsaturated polyester raw material, significantly reduce manufacturing cost.
In above-mentioned a kind of artificial white marble, the optimization proportioning of described raw material is:
Granularity is 15 orders～200 purpose quartzite powders 20%～30%
Granularity is 300 orders～400 purpose quartzite powders 60%～75%
Tackiness agent 8%～15%
Solidifying agent 0.5%～3%
Wherein said tackiness agent is a unsaturated polyester.
In above-mentioned a kind of artificial white marble, described solidifying agent is a peroxidized t-butyl perbenzoate.Peroxidized t-butyl perbenzoate generally can't play solidification at normal temperatures, usually just can play solidification under 50～150 ℃ temperature condition.
The main chemical compositions of natural white marble is lime carbonate (CaCO
3), lime carbonate is easily corroded by airborne sour gas and forms Calcium hydrogen carbonate, so can cause the decline of natural white marble quality, the present invention adopts selected quartz sand not only to solve these problems, and the artificial white marble of making has pure white, the sparkling and crystal-clear quality of natural white marble.
In addition, the present invention also provides the preparation method of artificial white marble: a kind of preparation method of artificial white marble is characterized in that being made up of following steps:
(a) make filler: earlier quartzite is pulverized into 60～80 purpose quartz sands, quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, chooses granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity in water and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: the tackiness agent with 5%～20%, 0.5～3% solidifying agent; 10%～35% granularity is 15 orders～200 purpose quartzites or quartz sand powder; 50%～80% granularity is that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted pressure or vibrating forming; Wherein the used pressure of pressure forming is 600KN～2000KN, and the used frequency of vibrating forming is 2000 times/minute～3500 times/minute;
(d) solidify: the artificial white marble behind above-mentioned pressure or the vibrating forming is cured under 0～150 ℃ temperature condition, promptly gets the artificial white marble product after the curing.
Employing quartz sand of the present invention passes through the quartzy fine fodder behind ball milling, the wet concentration, and water regain is few, and bond properties is strong, can reduce resin raw material, reduces manufacturing cost.
As preferably; In the described moulding process, the used pressure of pressure forming is 800KN～1500KN; The used frequency of vibrating forming is 2500 times/minute～3000 times/minute.
In the preparation method of above-mentioned artificial white marble, described solidifying agent adopts peroxidized t-butyl perbenzoate, and this moment, solidification process was divided into hot setting and two stages of after fixing: wherein the temperature of hot setting is 100～150 ℃, and be 8～15 minutes set time; The temperature of after fixing is 60～100 ℃, and be 4～8 hours set time.
The sample complex structure spare of preparation method's preparation that a kind of usefulness is above-mentioned.Adopt the method for pressure forming can make sample complex structure spare, for example: cinerary casket, the little figure of buddha, white marble-imitating railing etc.
The building board of preparation method preparation method's preparation that a kind of usefulness is above-mentioned.And adopt the method for vibrating forming can be made into building board, mainly can be used for showplace buildings such as imperial palace, palace, sculpture.
Therefore the present invention has the following advantages:
1, artificial white marble involved in the present invention presents translucently, has pure white, the sparkling and crystal-clear quality of natural white marble; But do not have the defective such as crackle, black-film of natural white marble, all be better than natural white marble in tension, bending strength and hardness.
2, the preparation method of artificial white marble involved in the present invention does not need to consume a large amount of manpowers, financial resources, does not pollute the environment, and method is fairly simple.
Embodiment
Below by specific embodiment, technical scheme of the present invention is described in further detail; But the present invention is not limited to these embodiment
Embodiment 1: preparation sample complex structure spare
(a) make filler: adopt natural stone diamond stone or quartz sand as main raw material, earlier quartzite is pulverized into 60～80 purpose quartz sands, the quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, carries out selectedly in water, removes yellow slurry and magnetic separation; Stay out granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: with 5.5% unsaturated polyester 801,0.5% solidifying agent peroxidized t-butyl perbenzoate, 14% granularity is that 15 orders～200 purpose quartzites or quartz sand powder, 80% granularity are that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted pressure forming; Wherein the used pressure of pressure forming is 600KN;
(d) solidify: the artificial white marble after the above-mentioned pressure forming is cured, and described solidification process is divided into hot setting and two stages of after fixing; Wherein the temperature of hot setting is 100 ℃, and be 15 minutes set time; The temperature of after fixing is 60 ℃, and be 8 hours set time, promptly gets the artificial white marble product after the curing.Prepared artificial white marble product is that the complicated part of little spline structure can be made cinerary casket, the little figure of buddha, white marble railing etc.
The above-mentioned artificial white marble product that makes is carried out the detection of qualities such as tension, bending strength, hardness and whiteness, sparkling and crystal-clear transparency, and detected result is as shown in table 1:
Table 1: the artificial white marble that the embodiment of the invention 1 is made and the comparative result of natural white marble
Embodiment 2: the preparation building board
(a) make filler: adopt natural stone diamond stone or quartz sand as main raw material, earlier quartzite is pulverized into 60～80 purpose quartz sands, the quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, carries out selectedly in water, removes yellow slurry and magnetic separation; Stay out granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: with 20% unsaturated polyester 801,2% solidifying agent unsaturated polyester 878 and methylethylketone (wherein unsaturated polyester 878 is 1000: 16 with the ratio of methylethylketone), 10% granularity is that 15 orders～200 purpose quartzites or quartz sand powder, 68% granularity are that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted vibrating forming; Wherein the used frequency of vibrating forming is 3500 times/minute;
(d) solidify: the artificial white marble after the above-mentioned pressure forming is cured, and described solidification process is ambient cure; Wherein the solidified temperature is 0 ℃, and be 16 hours set time; Promptly get the artificial white marble product after the curing.Prepared artificial white marble product is that building board mainly can be used for the holy building of names such as imperial palace, palace, sculpture.
The above-mentioned artificial white marble product that makes is carried out the detection of qualities such as tension, bending strength, hardness and whiteness, sparkling and crystal-clear transparency, and detected result is as shown in table 2:
Table 2: the artificial white marble that the embodiment of the invention 2 is made and the comparative result of natural white marble
Embodiment 3: preparation sample complex structure spare
(a) make filler: adopt natural stone diamond stone or quartz sand as main raw material, earlier quartzite is pulverized into 60～80 purpose quartz sands, the quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, carries out selectedly in water, removes yellow slurry and magnetic separation; Stay out granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: with 5% unsaturated polyester 801,1% solidifying agent unsaturated polyester 878,16% granularity is that 15 orders～200 purpose quartzites or quartz sand powder, 78% granularity are that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted pressure forming; Wherein the used pressure of pressure forming is 1500KN;
(d) solidify: the artificial white marble after the above-mentioned pressure forming is cured, and described solidification process is ambient cure; Wherein the solidified temperature is 15 ℃, and be 6 hours set time; Promptly get the artificial white marble product after the curing.Prepared artificial white marble product is that the complicated part of little spline structure can be made cinerary casket, the little figure of buddha, white marble railing etc.
The above-mentioned artificial white marble product that makes is carried out the detection of qualities such as tension, bending strength, hardness and whiteness, sparkling and crystal-clear transparency, and detected result is as shown in table 1:
Table 3: the artificial white marble that the embodiment of the invention 3 is made and the comparative result of natural white marble
Embodiment 4: the preparation building board
(a) make filler: adopt natural stone diamond stone or quartz sand as main raw material, earlier quartzite is pulverized into 60～80 purpose quartz sands, the quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, carries out selectedly in water, removes yellow slurry and magnetic separation; Stay out granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: with 18% unsaturated polyester 801,2% solidifying agent unsaturated polyester 878 and methylethylketone (wherein unsaturated polyester 878 is 1000: 18 with the ratio of methylethylketone), 12% granularity is that 15 orders～200 purpose quartzites or quartz sand powder, 68% granularity are that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted vibrating forming; Wherein the used frequency of vibrating forming is 3000 times/minute;
(d) solidify: the artificial white marble after the above-mentioned pressure forming is cured, and described solidification process is ambient cure; Wherein the solidified temperature is 50 ℃, and be 5 hours set time; Promptly get the artificial white marble product after the curing.Prepared artificial white marble product is that building board mainly can be used for the holy building of names such as imperial palace, palace, sculpture.
The above-mentioned artificial white marble product that makes is carried out the detection of qualities such as tension, bending strength, hardness and whiteness, sparkling and crystal-clear transparency, and detected result is as shown in table 2:
Table 4: the artificial white marble that the embodiment of the invention 4 is made and the comparative result of natural white marble
Embodiment 5: preparation sample complex structure spare
(a) make filler: adopt natural stone diamond stone or quartz sand as main raw material, earlier quartzite is pulverized into 60～80 purpose quartz sands, the quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, carries out selectedly in water, removes yellow slurry and magnetic separation; Stay out granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: with 15% unsaturated polyester 801,2% solidifying agent peroxidized t-butyl perbenzoate, 23% granularity is that 15 orders～200 purpose quartzites or quartz sand powder, 60% granularity are that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted pressure forming; Wherein the used pressure of pressure forming is 2000KN;
(d) solidify: the artificial white marble after the above-mentioned pressure forming is cured, and described solidification process is divided into hot setting and two stages of after fixing; Wherein the temperature of hot setting is 120 ℃, and be 10 minutes set time; The temperature of after fixing is 80 ℃, and be 6 hours set time, promptly gets the artificial white marble product after the curing.Prepared artificial white marble product is that the complicated part of little spline structure can be made cinerary casket, the little figure of buddha, white marble railing etc.
The above-mentioned artificial white marble product that makes is carried out the detection of qualities such as tension, bending strength, hardness and whiteness, sparkling and crystal-clear transparency, and detected result is as shown in table 3:
Table 5: the artificial white marble that the embodiment of the invention 1 is made and the comparative result of natural white marble
Embodiment 6: the preparation building board
(a) make filler: adopt natural stone diamond stone or quartz sand as main raw material, earlier quartzite is pulverized into 60～80 purpose quartz sands, the quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, carries out selectedly in water, removes yellow slurry and magnetic separation; Stay out granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: with 10% unsaturated polyester 801,3% solidifying agent peroxidized t-butyl perbenzoate, 35% granularity is that 15 orders～200 purpose quartzites or quartz sand powder, 52% granularity are that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted vibrating forming; Wherein the used frequency of vibrating forming is 2000 times/minute;
(d) solidify: the artificial white marble after the above-mentioned pressure forming is cured, and described solidification process is divided into hot setting and two stages of after fixing; Wherein the temperature of hot setting is 150 ℃, and be 15 minutes set time; The temperature of after fixing is 100 ℃, and be 4 hours set time, promptly gets the artificial white marble product after the curing.Prepared artificial white marble product is that building board mainly can be used for the holy building of names such as imperial palace, palace, sculpture.
The above-mentioned artificial white marble product that makes is carried out the detection of qualities such as tension, bending strength, hardness and whiteness, sparkling and crystal-clear transparency, and detected result is as shown in table 4:
Table 6: the artificial white marble that the embodiment of the invention 6 is made and the comparative result of natural white marble
The artificial white marble that makes from table 1, table 2, table 3, table 4, table 5, table 6 embodiment involved in the present invention as can be seen has pure white, the sparkling and crystal-clear transparent quality of natural white marble; And all be better than natural white marble in tension, bending strength and hardness.
Specific embodiment described in the present invention only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although the present invention has been made detailed explanation and has quoted some specific exampless as proof, to those skilled in the art, only otherwise leave that the spirit and scope of the present invention can be done various variations or correction is obvious.
Claims (7)
1, a kind of artificial white marble is characterized in that comprising that the raw material of following weight per distribution ratio is formed:
Granularity is 15 orders～200 purpose quartzites or quartz sand powder 10%～35%
Granularity is 300 orders～400 purpose quartzites or quartz sand powder 50%～80%
Tackiness agent 5%～20%
Solidifying agent 0.5%～3%
Wherein said tackiness agent is a unsaturated polyester, and described solidifying agent is a peroxidized t-butyl perbenzoate.
2, artificial white marble according to claim 1 is characterized in that, described proportion of raw materials is:
Granularity is 15 orders～200 purpose quartzite powders 20%～30%
Granularity is 300 orders～400 purpose quartzite powders 60%～75%
Tackiness agent 8%～15%
Solidifying agent 0.5%～3%
Wherein said tackiness agent is a unsaturated polyester, and described solidifying agent is a peroxidized t-butyl perbenzoate.
3, a kind of preparation method of artificial white marble as claimed in claim 1 or 2 is characterized in that being made up of following steps:
(a) make filler: earlier quartzite is pulverized into 60～80 purpose quartz sands, quartz sand ball milling after will pulverizing becomes 15～400 purpose fine powders, chooses granularity and be 15 orders～200 purpose quartzites or quartz sand powder, granularity in water and be 300 orders～400 purpose quartzites or quartz sand powder as filler;
(b) proportioning: the tackiness agent with 5%～20%, 0.5～3% solidifying agent; 10%～35% granularity is 15 orders～200 purpose quartzites or quartz sand powder; 50%～80% granularity is that 300 orders～400 purpose quartzites or quartz sand powder stir, and the back that stirs forms powder mixture;
(c) moulding: above-mentioned powder mixture is adopted pressure or vibrating forming; Wherein the used pressure of pressure forming is 600KN～2000KN, and the used frequency of vibrating forming is 2000 times/minute～3500 times/minute;
(d) solidify: the artificial white marble behind above-mentioned pressure or the vibrating forming is cured under 0～150 ℃ temperature condition, promptly gets the artificial white marble product after the curing.
4, the preparation method of artificial white marble according to claim 3 is characterized in that, in the described moulding process, the used pressure of pressure forming is 800KN～1500KN; The used frequency of vibrating forming is 2500 times/minute～3000 times/minute.
5, the preparation method of artificial white marble according to claim 3, it is characterized in that, described solidifying agent adopts peroxidized t-butyl perbenzoate, this moment, solidification process was divided into hot setting and two stages of after fixing: wherein the temperature of hot setting is 100～150 ℃, and be 8～15 minutes set time; The temperature of after fixing is 60～100 ℃, and be 4～8 hours set time.
6, a kind of sample complex structure spare for preparing with the preparation method of claim 3.
7, a kind of building board for preparing with the preparation method of claim 3.
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| CNB2006100491085A CN100434386C (en) | 2006-01-17 | 2006-01-17 | Emulated white marble and its preparation process |
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| CNB2006100491085A CN100434386C (en) | 2006-01-17 | 2006-01-17 | Emulated white marble and its preparation process |
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| CN100434386C true CN100434386C (en) | 2008-11-19 |
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|---|---|---|---|---|
| CN102161573B (en) * | 2010-02-23 | 2016-03-09 | 东莞易施宝建筑材料有限公司 | A kind of crystal sealant |
| CN102408201A (en) * | 2011-08-12 | 2012-04-11 | 新云石业（云浮）有限公司 | Raw material for health-care man-made quartz stone slabs, man-made quartz stone slab and preparation method thereof |
| CN102775096B (en) * | 2012-07-12 | 2013-09-18 | 闽江学院 | Natural oxhorn compound and preparation method thereof |
| CN106246065A (en) * | 2016-08-02 | 2016-12-21 | 胡健 | A kind of jade artistic plate, jade art door and production technology thereof |
| CN112250344A (en) * | 2020-11-03 | 2021-01-22 | 安阳金方冶金有限公司 | Method for preparing artificial white marble building material by utilizing refined manganese slag |
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| CN1800077A (en) | 2006-07-12 |
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