CN110104992A - High performance artificial quartz stone and preparation method are proposed with coupling agent treatment aluminium oxide - Google Patents

High performance artificial quartz stone and preparation method are proposed with coupling agent treatment aluminium oxide Download PDF

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Publication number
CN110104992A
CN110104992A CN201910295527.4A CN201910295527A CN110104992A CN 110104992 A CN110104992 A CN 110104992A CN 201910295527 A CN201910295527 A CN 201910295527A CN 110104992 A CN110104992 A CN 110104992A
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CN
China
Prior art keywords
coupling agent
aluminium oxide
artificial quartz
quartz stone
agent treatment
Prior art date
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Pending
Application number
CN201910295527.4A
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Chinese (zh)
Inventor
李勇
罗勇
欧阳柏夫
练旺
林仁辉
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Guangdong Zhongqi New Materials Co Ltd
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Guangdong Zhongqi New Materials Co Ltd
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Application filed by Guangdong Zhongqi New Materials Co Ltd filed Critical Guangdong Zhongqi New Materials Co Ltd
Priority to CN201910295527.4A priority Critical patent/CN110104992A/en
Publication of CN110104992A publication Critical patent/CN110104992A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02Macromolecular compounds
    • C04B26/10Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/54Substitutes for natural stone, artistic materials or the like
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/20Mortars, concrete or artificial stone characterised by specific physical values for the density
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

Abstract

The invention discloses one kind to propose high performance artificial quartz stone with coupling agent treatment aluminium oxide, and the raw material in terms of mass parts includes: 4250-4450 parts of 40-70 mesh quartz sand, 180-270 parts of 700-1300 mesh silica flour and 780-860 parts of resin;Further include the raw material in terms of mass parts: 300-500 mesh silica flour and 325-450 mesh are 1700-1900 parts total with the aluminium oxide of coupling agent treatment, and the alumina raw material of the aluminium oxide with coupling agent treatment is α-Al2O3.The invention also discloses the preparation methods of above-mentioned artificial quartz stone.When α-Al is added in the formula system of quartz2O3Afterwards, the mechanical property for the quartz that can not only enhance, and the appearance of quartz is not influenced, moreover it is possible to improve its appearance.

Description

High performance artificial quartz stone and preparation method are proposed with coupling agent treatment aluminium oxide
Technical field
The present invention relates to artificial stone technical field, more particularly to it is a kind of mentioned with coupling agent treatment aluminium oxide it is high performance artificial Quartz and preparation method.
Background technique
It is main stuffing that artificial quartz stone, which is by quartz sand powder, true by taking out using unsaturated polyester resin as adhesive Sky, vibrating compacting, solidification and etc. the artificial stone being process, quality is hard, compact structure, has other ornament materials The characteristics such as incomparable wear-resisting, pressure-resistant, high temperature resistant, anticorrosive, impermeable.Artificial quartz stone is widely used in hotel, meal The public buildings such as the Room, bank, hospital, exhibition, laboratory and kitchen countertop, commode, kitchen and bath's metope, dining table, tea table, windowsill, The house decorations such as door pocket field.
Although artificial quartz stone can replace lithotome, high-grade ceramic, timber, metal class ornament materials, artificial stone The defects of generally existing impact resistance of diamond stone is poor, frangibility.It is divided into A, B and C tri- according to the mechanical property difference of artificial quartz stone A grade, wherein A grades can be used for interior decoration, and therefore, the mechanical property for improving artificial quartz stone is necessary.It is existing Have in technology, artificial quartz stone is usually added into different fillers to improve mechanical property, such as modified calcium carbonate, but following It is the permeability for changing artificial quartz stone, influences the expression effect of its picture on surface.
Summary of the invention
It is an object of the invention to propose that one kind proposes high performance artificial quartz stone and preparation with coupling agent treatment aluminium oxide Method, artificial stone mechanical property with higher.
To achieve this purpose, the present invention adopts the following technical scheme:
One kind proposing high performance artificial quartz stone with coupling agent treatment aluminium oxide, and the raw material in terms of mass parts includes: 40- 70 4250-4450 parts of mesh quartz sands, 180-270 parts of 700-1300 mesh silica flour and 780-860 parts of resin;
Further include the raw material in terms of mass parts: 300-500 mesh silica flour and 325-450 mesh are with the aluminium oxide of coupling agent treatment It is 1700-1900 parts total;It is α-Al with the alumina raw material of the aluminium oxide of coupling agent treatment2O3
Further, 300-500 mesh silica flour and 325-450 mesh are 85- with the mass ratio of the aluminium oxide of coupling agent treatment 95:5-15.
Further, 300-500 mesh silica flour and 325-450 mesh are with the mass ratio of the aluminium oxide of coupling agent treatment for 85: 15。
Further, with the granularity of the aluminium oxide of coupling agent treatment for 400 mesh.
It further, is KH550 with the coupling agent that the aluminium oxide of coupling agent treatment is selected.
Further, with the processing method of the aluminium oxide of coupling agent treatment are as follows: dry aluminium oxide is added to high-speed stirring It mixes in machine, coupling agent KH550 is then added dropwise while stirring and heats, so that coupling agent KH550 is coated to aluminium oxide surface particle Surface.
Further, when handling aluminium oxide, the additional amount of coupling agent KH550 is the 5% of the quality of aluminium oxide.
Further, the raw material for percentages being carried out on the basis of resin quality includes coupling agent 0.7% and curing agent 1%.
A kind of preparation method of artificial quartz stone, comprising the following steps:
(1) raw material of artificial quartz stone is uniformly mixed according to formula ratio, obtains mixture;
(2) mixture is subjected to cloth, after cloth, vibrates compression moulding under vacuum conditions, obtain blank;
(3) blank is solidified, the material material after solidification carries out fixed thick polishing, obtains artificial quartz stone.
Further, in step (2), when compression moulding, vacuum condition is -0.1MPa, and the time vacuumized is 1min, Time of vibration is 12s;
In step (3), condition of cure is 130 DEG C/1 hour;
In step (3), the quartz after polishing is cleaned up, is put into the oven drying 120min mixed up, temperature is 40℃。
The invention has the benefit that
α-Al2O3It is three square crystals of tubbiness or cone cell, there is glassy lustre or an adamantine luster, density 3.9-4.1g/cm, Hardness 9,2000 ± 15 DEG C of fusing point.Corundum is not soluble in water, soda acid, high temperature resistant, wear-resisting, and quality is fine and close, hardness is high.Work as quartz Formula system be added α-Al2O3Afterwards, the mechanical property for the quartz that can not only enhance, and the appearance of quartz is not influenced, moreover it is possible to Improve its appearance.
Aluminium oxide is added in the formula system of quartz of the present invention can improve the mechanical property of quartz.With coupling agent treatment Aluminium oxide make aluminium oxide be coated with coupling agent so that aluminium oxide has preferably dispersibility and stability.When with idol After the aluminium oxide addition quartz formula system for joining agent processing, there can be better compatibility with resin, have in resin preferably Dispersibility reduces powder and reunites.
Detailed description of the invention
Fig. 1 is the schematic diagram of the artificial quartz stone plate bending strength of group of embodiment of the present invention A;
Fig. 2 is the schematic diagram of the artificial quartz stone plate impact flexibility of group of embodiment of the present invention A.
Specific embodiment
Technical solution of the present invention is further illustrated below with reference to attached specific embodiment.
One kind proposing high performance artificial quartz stone with coupling agent treatment aluminium oxide, and the raw material in terms of mass parts includes: 40- 70 4250-4450 parts of mesh quartz sands, 180-270 parts of 700-1300 mesh silica flour and 780-860 parts of resin;It further include with quality The raw material of part meter: 300-500 mesh silica flour and 325-450 mesh are 1700-1900 parts total with the aluminium oxide of coupling agent treatment.
The raw material of the artificial quartz stone includes coupling agent there are also the raw material of percentages is carried out on the basis of resin quality 0.7% and curing agent 1%;Due to containing coupling agent with the aluminium oxide of coupling agent treatment, the coupling agent can with resin reaction, Therefore promoting the solidification of resin reduces the additional amount of coupling agent in quartz formula system.With the aluminium oxide of coupling agent treatment Alumina raw material be α-Al2O3
α-Al2O3It is three square crystals of tubbiness or cone cell, there is glassy lustre or an adamantine luster, density 3.9-4.1g/cm, Hardness 9,2000 ± 15 DEG C of fusing point.Corundum is not soluble in water, soda acid, high temperature resistant, wear-resisting, and quality is fine and close, hardness is high.Work as quartz Formula system be added α-Al2O3Afterwards, the mechanical property for the quartz that can not only enhance, and the appearance of quartz is not influenced, moreover it is possible to Improve its appearance.
Aluminium oxide is added in the formula system of quartz of the present invention can improve the mechanical property of quartz.With coupling agent treatment Aluminium oxide make aluminium oxide be coated with coupling agent so that aluminium oxide has preferably dispersibility and stability.When with idol After the aluminium oxide addition quartz formula system for joining agent processing, there can be better compatibility with resin, have in resin preferably Dispersibility reduces powder and reunites.
300-500 mesh silica flour and 325-450 mesh are 85-95:5-15 with the mass ratio of the aluminium oxide of coupling agent treatment. By changing the ratio of silica flour and alumina powder in powder stacking, to reach enhancing plate hardness, wear resistance and mechanical property Purpose.In the present invention, silica flour differs smaller with the partial size of alumina powder, by limiting the ratio of the two in formula system, Keep the proportion of the silica flour and powder in formula system in the reasonable scope, gap can sufficiently be filled out between guaranteeing quartz sand particle It fills.At the same time, it limits with the partial size of the aluminium oxide of coupling agent treatment as 325-450 mesh, rather than alumina in Nano level, it can be more preferable Raising quartz mechanical property, it is at low cost.
Preferably, 300-500 mesh silica flour and 325-450 mesh are 85:15 with the mass ratio of the aluminium oxide of coupling agent treatment. By limiting silica flour and with the specific proportion of the aluminium oxide of coupling agent treatment, under the proportion, the mechanical property of quartz is more Add stabilization, guarantees the stability of product.
Preferably, with the granularity of the aluminium oxide of coupling agent treatment for 400 mesh.The aluminium oxide of the partial size and 325 mesh silica flours Combination can preferably fill the particle voids of quartz sand, and can better stable quartz mechanical property.
It preferably, is KH550 with the coupling agent that the aluminium oxide of coupling agent treatment is selected.
With the processing method of the aluminium oxide of coupling agent treatment are as follows: dry aluminium oxide is added in high-speed mixer, so Coupling agent KH550 is added dropwise while stirring afterwards and heats, so that coupling agent KH550 is coated to aluminium oxide surface particle surface.
Resin, coupling agent and curing agent in KH550 coupling agent and quartz formula system have preferable compatibility, to stone Diamond stone solidifies without influence, ensure that the evenly dispersed of aluminium oxide.Simple, the aluminium oxide granule with the operating procedure of dry process aluminium oxide Grain surface can uniformly coat KH550 coupling agent.
When handling aluminium oxide, the additional amount of coupling agent KH550 is the 5% of the quality of aluminium oxide, when with coupling agent When the granularity of the aluminium oxide of processing is 325-450 mesh, guarantee that particle can be coupled agent with the mass-energy density of coupling agent KH550 KH550 is coated completely, and realizes the dry process of aluminium oxide, residual without coupling agent KH550 in high-speed mixer after the completion of processing It stays.
A kind of preparation method of artificial quartz stone, comprising the following steps:
(1) raw material of artificial quartz stone is uniformly mixed according to formula ratio, obtains mixture;
(2) mixture is subjected to cloth, after cloth, vibrates compression moulding under vacuum conditions, obtain blank;
(3) blank is solidified, the material material after solidification carries out fixed thick polishing, obtains artificial quartz stone.
The quartzite slate obtained using above-mentioned preparation method, due to joined the oxygen with coupling agent treatment in formula system Change aluminium, improves the mechanical property of quartz.
Further, in step (2), when compression moulding, vacuum condition is -0.1MPa, and the time vacuumized is 1min, Time of vibration is 12s.When using above-mentioned parameter, the air in material can sufficiently be absorbed, it is ensured that pore-free in finished product plate is protected Demonstrate,prove board quality.Due to having good compatibility, and powder and quartz with the aluminium oxide of coupling agent treatment and resin, curing agent etc. Sand has reasonable partial size to match, and very short time of vibration can exclude the air in mixture.
In step (3), condition of cure is 130 DEG C/1 hour.The setting of the solidification temperature and curing time can guarantee tree Rouge can be fully cured, and improve cured efficiency.
In step (3), the quartz after polishing is cleaned up, is put into the oven drying 120min mixed up, temperature is 40℃.Quartzite slate after fixed thick and polishing, can also the specification of basis cut.It is cleaned, is cleaned using clear water Plate surface afterwards is moist, need to be dried.Plate is dried slowly using 40 DEG C of drying temperature, can be protected to the full extent Backplate material, additionally it is possible to the further volatile matter in removal plate.
Implementation group A
The present embodiment group has adjusted the ratio of coupling agent treatment aluminium oxide and 325 mesh silica flours, the present embodiment group it is artificial Quartz formula is as shown in table 1.
Table 1
The preparation method of the artificial quartz stone of the present embodiment group, comprising the following steps:
(1) raw material of artificial quartz stone is uniformly mixed according to formula ratio, obtains mixture;
(2) mixture is subjected to cloth, after cloth, vibrates compression moulding under vacuum conditions, obtain blank;It is pressed into When type, vacuum condition is -0.1MPa, and the time vacuumized is 1min, time of vibration 12s;
(3) blank is solidified, condition of cure is 130 DEG C/1 hour;Material material after solidification carries out fixed thick polishing, obtains people Make quartz.Quartz after polishing is cleaned up, the oven drying 120min mixed up is put into, temperature is 40 DEG C.
It wherein, is KH550 with the coupling agent that the aluminium oxide of coupling agent treatment is selected.With the place of the aluminium oxide of coupling agent treatment Reason method are as follows: dry aluminium oxide is added in high-speed mixer, coupling agent KH550 is then added dropwise while stirring and heats, So that coupling agent KH550 is coated to aluminium oxide surface particle surface.
The artificial quartz stone of embodiment A1-A4 randomly selects 5 blocks of plates and carries out Mechanics Performance Testing, test result such as table Shown in 2.Fig. 1 and Fig. 2 is to randomly select the bending strength of 5 blocks of plate to the artificial quartz stone of embodiment A1-A4 and impact tough The line graph of property numerical value.
By table 2, Fig. 1 and Fig. 2 it is found that addition is with coupling agent treatment aluminium oxide and 325 mesh silica flours in the formula system When ratio 15:85, the bending property and impact flexibility of artificial quartz stone plate are more stable.
Table 2
The artificial stone quartz formula of embodiment group B is as shown in table 3.
As shown in table 3, preparation method is identical as the method for embodiment group B for the artificial quartz stone formula of the present embodiment group.
Table 3
The mechanical property of the artificial quartz stone of the present embodiment group increases, when α-is added in the formula system of quartz Al2O3Afterwards, the mechanical property for the quartz that can not only enhance, and the appearance of quartz is not influenced, moreover it is possible to improve its appearance. Aluminium oxide is added in the formula system of quartz of the present invention can improve the mechanical property of quartz.With the aluminium oxide of coupling agent treatment So that aluminium oxide is coated with coupling agent, so that aluminium oxide has preferably dispersibility and stability.When with coupling agent treatment Aluminium oxide be added quartz formula system after, can have better compatibility with resin, there is better dispersibility in resin, drop Self raising flour dough is poly-.
The mechanical property of embodiment B6 is slightly due to embodiment B1, when the partial size of silica flour in formula system reduces, quartz The quality of stone is harder, and density increases, but it follows that cost improves.The mechanical property of embodiment B2-B4 is located at Between embodiment B1 and B6, the cost of raw material is moderate, is well suited to industrial production.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within Within protection scope of the present invention.

Claims (10)

1. proposing high performance artificial quartz stone with coupling agent treatment aluminium oxide, which is characterized in that its raw material packet in terms of mass parts It includes: 4250-4450 parts of 40-70 mesh quartz sand, 180-270 parts of 700-1300 mesh silica flour and 780-860 parts of resin;
Further include the raw material in terms of mass parts: 300-500 mesh silica flour and 325-450 mesh are total with the aluminium oxide of coupling agent treatment 1700-1900 parts, the alumina raw material of the aluminium oxide with coupling agent treatment is α-Al2O3
2. artificial quartz stone according to claim 1, which is characterized in that the 300-500 mesh silica flour and 325-450 mesh Mass ratio with the aluminium oxide of coupling agent treatment is 85-95:5-15.
3. artificial quartz stone according to claim 2, which is characterized in that the 300-500 mesh silica flour and 325-450 mesh Mass ratio with the aluminium oxide of coupling agent treatment is 85:15.
4. artificial quartz stone according to claim 1, which is characterized in that the granularity of the aluminium oxide with coupling agent treatment For 400 mesh.
5. artificial quartz stone according to claim 1, which is characterized in that the aluminium oxide with coupling agent treatment was selected Coupling agent is KH550.
6. artificial quartz stone according to claim 5, which is characterized in that the processing of the aluminium oxide with coupling agent treatment Method are as follows: dry aluminium oxide is added in high-speed mixer, coupling agent KH550 is then added dropwise while stirring and heats, makes It obtains coupling agent KH550 and is coated to aluminium oxide surface particle surface.
7. artificial quartz stone according to claim 6, which is characterized in that when handling aluminium oxide, coupling agent KH550 Additional amount be aluminium oxide quality 5%.
8. artificial quartz stone according to claim 1, which is characterized in that it carries out percentages on the basis of resin quality Raw material include coupling agent 0.7% and curing agent 1%.
9. a kind of preparation method of any one of claim 1-8 artificial quartz stone, which comprises the following steps:
(1) raw material of artificial quartz stone is uniformly mixed according to formula ratio, obtains mixture;
(2) mixture is subjected to cloth, after cloth, vibrates compression moulding under vacuum conditions, obtain blank;
(3) blank is solidified, the material material after solidification carries out fixed thick polishing, obtains artificial quartz stone.
10. preparation method according to claim 9, which is characterized in that in the step (2), when compression moulding, vacuum Condition is -0.1MPa, and the time vacuumized is 1min, time of vibration 12s;
In the step (3), condition of cure is 130 DEG C/1 hour;
In the step (3), the quartz after polishing is cleaned up, is put into the oven drying 120min mixed up, temperature is 40℃。
CN201910295527.4A 2019-04-12 2019-04-12 High performance artificial quartz stone and preparation method are proposed with coupling agent treatment aluminium oxide Pending CN110104992A (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004104109A2 (en) * 2003-05-19 2004-12-02 Engelhard Corporation Carbon coated high luster materials
CN101348351A (en) * 2007-07-20 2009-01-21 梁启生 Composite travertine and preparation thereof
CN102826794A (en) * 2011-06-14 2012-12-19 上海捷云新型石材有限公司 Manufacturing method for brightening artificial stone
CN104446141A (en) * 2014-10-29 2015-03-25 佛山市高明区明城镇新能源新材料产业技术创新中心 Artificial stone and manufacturing method thereof
CN104478293A (en) * 2014-12-15 2015-04-01 田忠和 Synthetic quartzite plate and preparation method thereof
CN105645842A (en) * 2015-12-25 2016-06-08 林铭昭 Artificial stone prepared from waste polished tile and preparation method thereof
CN106242365A (en) * 2016-08-03 2016-12-21 广州戈兰迪新材料股份有限公司 A kind of high intensity heavy antisepsis height anti-soil quartzite slate and preparation method thereof
CN107117866A (en) * 2017-05-19 2017-09-01 广东中旗新材料科技有限公司 A kind of High-strength artificial quartz stone plate and preparation method thereof

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004104109A2 (en) * 2003-05-19 2004-12-02 Engelhard Corporation Carbon coated high luster materials
CN101348351A (en) * 2007-07-20 2009-01-21 梁启生 Composite travertine and preparation thereof
CN102826794A (en) * 2011-06-14 2012-12-19 上海捷云新型石材有限公司 Manufacturing method for brightening artificial stone
CN104446141A (en) * 2014-10-29 2015-03-25 佛山市高明区明城镇新能源新材料产业技术创新中心 Artificial stone and manufacturing method thereof
CN104478293A (en) * 2014-12-15 2015-04-01 田忠和 Synthetic quartzite plate and preparation method thereof
CN105645842A (en) * 2015-12-25 2016-06-08 林铭昭 Artificial stone prepared from waste polished tile and preparation method thereof
CN106242365A (en) * 2016-08-03 2016-12-21 广州戈兰迪新材料股份有限公司 A kind of high intensity heavy antisepsis height anti-soil quartzite slate and preparation method thereof
CN107117866A (en) * 2017-05-19 2017-09-01 广东中旗新材料科技有限公司 A kind of High-strength artificial quartz stone plate and preparation method thereof

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Application publication date: 20190809