Summary of the invention
The present invention is directed to deficiency, propose a kind of inorganic artificial stone process of surface treatment, make artificial stone-like material's surface compact light, have the excellent waterproof antifouling property.
In order to realize the foregoing invention purpose, the invention provides following technical scheme: a kind of inorganic artificial stone process of surface treatment may further comprise the steps:
1., the surface of polishing inorganic artificial stone;
2., coating is coated on the stone surface after 1. step polishes;
3., the stone material after 2. step applies is dry solidification at room temperature;
4., the stone surface after 3. the correct grinding step solidifies;
5., the stone surface after 4. finish grinding with fiber cushion polishing step;
6., coating is coated on stone surface after 5. step polishes;
Described coating is grouped into by the following one-tenth of weight proportion: caustic alkali: 10~20%, and silicofluoride: 5~15%, silicon sol: 10~20%, the organism emulsion: 0.5~5%, all the other are water.
Preferably, the inorganic stone material before 1. step polishes soaked in coating 1 day~7 days.
Preferably, the inorganic stone material of step before 1. polishing dry solidification 1 hour~10 hours under 150 ℃~250 ℃ and vapour pressure 0.5MPa~2.5MPa; Or at room temperature solidified 5~10 days.
Preferably, the step abrading block of 1. polishing is the abrading block of 50#~800#.
Preferably, the abrading block that 4. finish grindes of step is the abrading block of 1000#~6000#.
Preferably, described caustic alkali is selected from one or more in lithium hydroxide, potassium hydroxide or the sodium hydroxide.
Preferably, described silicofluoride is selected from one or more in magnesium silicofluoride, zine fluosilicate, the Sodium Silicofluoride.
Preferably, described organism emulsion is one or more in organo-siloxane emulsion, organic fluorine emulsion, the Emulsion acrylic resin.
Preferably, step 5. polish into the fiber cushion at 90rpm~1500rpm rotating speed, what carry out under less than the pressure of 0.5MPa greater than 0MPa.
Preferably, 6. step applies in 5. step polishes.
Compared with prior art, the whole process of surface treatment of the present invention comprises that pre-treatment, corase grind/middle mill, coating processing, dry solidification, correct grinding, mirror polish, coating handles the plated film glazing again; Adopt coating that two step coating processing are carried out on the surface of inorganic artificial stone, simultaneously stone surface is polished, make the infiltration of treatment solution particulate be filled in the micropore of stone surface, changed the performance of stone surface, inorganic artificial stone surface compact after the processing, light, 80~100 ° of mirror luster Du Keda, fastness to rubbing and hardness all can improve 20~70%, and excellent waterproof, antifouling property are arranged.
Wherein pre-treatment for different inorganic artificial stones, is adopted diverse ways, for passing through abundant solidified inorganic artificial stone, only needs fully to soak the back and can carry out grinding process in treatment solution; Concerning the not completely crued as yet inorganic artificial stone of firm moulding, optionally be used in 150~250 ℃ of temperature and vapour pressure 0.5~2.5MPa high-temperature and high-pressure conditions fully solidifies down, or at room temperature solidify and then roughly ground in 5~10 days.And prior art is general only to the surface treatment of carrying out of abundant solidified inorganic artificial stone.
Embodiment
Describe the present invention below in conjunction with specific embodiment, the description of this part only is exemplary and explanatory, should any restriction not arranged to protection scope of the present invention.
Embodiment 1
The process of surface treatment of inorganic artificial stone slab, its process is:
1, preparation coating solution:
System component and weight percent are: lithium hydroxide: 13.3%, and sodium hydroxide: 1.4%, 30%wt silicon sol (pH=9~11): 18.9%, magnesium silicofluoride (technical grade): 14.7%, polyether modified siloxane: 1%, 48%wt carboxyl styrene-butadiene emulsion: 2%, all the other are water.
The preparation process of coating is: various raw materials are added to the water successively, evenly get final product with the high speed dispersor blending dispersion.
2, inorganic artificial stone slab surface treatment process:
To fully solidify in the artificial slabstone coating earlier and soak 3 days, the back adopts the 50# abrading block artificial slabstone surface to be roughly ground/middle mill processing, then above-mentioned coatings formulated is coated on the plate surface that has ground, keeps surface wettability 1h, then dry solidification 3 hours in physical environment; Adopt the 6000# abrading block that physics is carried out on the artificial slabstone surface again and throw the upward optical processing of water throwing mill, again with the polishing of nylon fiber cushion, carry out optical processing on the spin coating plated film with coating simultaneously at last.Rotating speed when wherein polishing with the nylon fiber cushion is 1200rpm, and under 0.3MPa, carry out.
Effect detection after the processing: the inorganic artificial stone glossiness after the processing can reach 85 degree, and surperficial Mohs' hardness can improve 2 grades, and fastness to rubbing improved 40% before handling without the inventive method, and water proof anti-seepage pressure can improve 60%.
Embodiment 2
The process of surface treatment of inorganic artificial flag material, its process is:
1, preparation coating solution:
System component and weight percent are potassium hydroxide: 9.2%, and sodium hydroxide: 8.8%, magnesium silicofluoride (technical grade): 10.5%, benzene emulsion (48%wt methacrylic acid quadripolymer latex, pH=9~11): 3.5%, the organic fluorine modified siloxane: 1%, other is a water.
The preparation process of above-mentioned coating: various materials are added to the water successively, evenly get final product with the colloidal mill blending dispersion.
2, inorganic artificial flag material surface treatment process:
Elder generation soaked 7 days fully solidifying in the artificial slabstone coating, and the back adopts the 800# abrading block rostone sheet surface to be roughly ground/middle mill processing, this sheet material is immersed in moistening 1h in the coatings formulated, then dry solidification 2.5h in physical environment; Adopt the 1000# abrading block that optical processing on the physics rubbing down is carried out on the artificial slabstone surface again, adopt the polishing of wool pad and cotton pad at last more successively, rotating speed is 90rpm, and pressure is 0.1MPa; In bruting process, drench spray material simultaneously and carry out optical processing on the plated film on the surface of sheet material.
Effect detection after the processing: the inorganic artificial stone glossiness after the processing can reach 93 degree, and surperficial Mohs' hardness can improve 3 grades, and fastness to rubbing improved 50% before handling without the inventive method, and the water proof anti-seepage pressure ratio can improve 70%.
Embodiment 3
The process of surface treatment of inorganic artificial flag material, its process is:
1, preparation coating solution:
System component and weight percent are potassium hydroxide: 8%, and sodium hydroxide: 7.2%, lithium hydroxide: 6.9%, zine fluosilicate (technical grade): 11%, pure-acrylic emulsion (48%wt, pH=9~11): 3.2%, the organic fluorine modified siloxane: 1%, other is a water.
The preparation process of above-mentioned coating: various materials are added to the water successively, evenly get final product with the colloidal mill blending dispersion.
2, inorganic artificial flag material surface treatment process:
Get the not completely crued as yet artificial slabstone of firm moulding earlier and under the condition of 150 ℃ of temperature and vapour pressure 2.5MPa, be cured 8 hours, the back adopts the 300# abrading block rostone sheet surface to be roughly ground/middle mill processing, adopting spraying equipment to drench coating is sprayed on this sheet material, keep surface wettability 1.2h, then dry solidification 4h in physical environment; Adopt the 4000# abrading block that optical processing on the physics rubbing down is carried out on the artificial slabstone surface again, adopt the polishing of wool pad and cotton pad at last more successively, rotating speed is 1200rpm, and pressure is 0.2MPa; In bruting process, drench spray material simultaneously and carry out optical processing on the plated film on the surface of sheet material.
Effect detection after the processing: the inorganic artificial stone glossiness after the processing can reach 90 degree, and surperficial Mohs' hardness can improve 2 grades, and fastness to rubbing improved 60% before handling without the inventive method, and the water proof anti-seepage pressure ratio can improve 65%.
Embodiment 4
The process of surface treatment of inorganic artificial flag material, its process is:
1, preparation coating solution:
System component and weight percent are lithium hydroxides: 16.9%, and magnesium silicofluoride (technical grade): 6.8%, ptfe emulsion (48%wt, pH=9~11): 3.2%, the organic fluorine modified siloxane: 0.8%, polyether modified siloxane: 0.2%, other is a water.
The preparation process of above-mentioned coating solution: various materials are added to the water successively, evenly get final product with the colloidal mill blending dispersion.
2, inorganic artificial flag material surface treatment process:
Get the not completely crued as yet artificial slabstone of firm moulding earlier and under the condition of 250 ℃ of temperature and vapour pressure 0.5MPa, be cured 8 hours, the back adopts the 200# abrading block rostone sheet surface to be roughly ground/middle mill processing, adopting spraying equipment to drench coating is sprayed on this sheet material, keep surface wettability 1.2h, then dry solidification 2.5h in physical environment; Adopt the 2500# abrading block that optical processing on the physics rubbing down is carried out on the artificial slabstone surface again, adopt the polishing of wool pad and cotton pad at last more successively, rotating speed is 120rpm, and pressure is 0.2MPa; In bruting process, drench spray material simultaneously and carry out optical processing on the plated film on the surface of sheet material.
Effect detection after the processing: the inorganic artificial stone glossiness after the processing can reach 89 degree, and surperficial Mohs' hardness can improve 2 grades, and fastness to rubbing improved 65% before handling without the inventive method, and the water proof anti-seepage pressure ratio can improve 63%.
It below only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.