CN103204660B - High-hardness artificial quartz stone plate and production process thereof - Google Patents
High-hardness artificial quartz stone plate and production process thereof Download PDFInfo
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- CN103204660B CN103204660B CN201310090714.1A CN201310090714A CN103204660B CN 103204660 B CN103204660 B CN 103204660B CN 201310090714 A CN201310090714 A CN 201310090714A CN 103204660 B CN103204660 B CN 103204660B
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Abstract
The invention discloses a high-hardness artificial quartz stone plate and a production process thereof. The high-hardness artificial quartz stone plate is made from, by weight, 40-50 parts of 10- to 30-mesh quartz sand, 20-30 parts of 300- to 500-mesh quartz powder, 30-40 parts of binder, 10-15 parts of broken pebble, 5-10 parts of quartz glass fiber, 10-20 parts of calcined clay, 20-25 parts of nano-silicon carbide, 30-40 parts of sodium silicate, 15-20 parts of celestite powder, 0.5-1 part of isopropyl dioleic(dioctylphosphate) titanate, and 0.2-0.3 part of pigment. The artificial quartz stone plate produced by the production process has the advantages of light weight, uniform density, bright color, rich pattern, high impact resistance, high wear resistance, fine heat resistance, fine weatherability, deformation resistance, scratch resistance, aging resistance, coloring resistance, environment friendliness, no pollution and the like, has high performance indexes in terms of acid and alkali resistance, slat spray resistance, gasoline resistance and the like in organic solvents, and is fully as effective as simulation natural stone.
Description
Technical field
The present invention relates to artificial quartz stone plate and production technique thereof, be specifically related to a kind of high rigidity artificial quartz stone plate and production technique thereof.
Background technology
Artificial quartz in lump with unsaturated polyester resin or thermoplastic polyester for matrix, with inorganic materials (its main component is for silicon-dioxide) such as silicate (class) natural stone diamond stone and/or powder, silica sand, mine tailings for main stuffing, through the rostone with certain specification size and dimension of specific processes.Because of its quality hard (Mohs' hardness 5-7), compact structure, there is the characteristic such as wear-resisting, withstand voltage, anticorrosive, impermeable that other finishing material are incomparable.Artificial quartz in lump is widely used in kitchen table top, laboratory table top, windowsill, bar desk, lift port, ground, metope etc.All applicable to the place artificial quartz in lump that material requirements is higher in building.At present, artificial quartz stone plate exist density unevenness, hardness low, easily tie powder ball, yielding, easily aging, easily enter the defects such as look, color and pattern are single, quality and pattern are difficult to the effect reaching high simulative stone material, have a strong impact on the surface effect of artificial quartz in lump, affect the attractive in appearance of buildings and indoor decoration.Therefore, developing a kind of high-performance artificial quartz stone plate is the difficult problem that those skilled in the art capture always.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of even density be provided, bright in luster, pattern enriches, resistance to deformation, the artificial quartz stone plate that ageing-resistant, hardness is high and production technique thereof.
The technical solution used in the present invention is as follows:
A kind of high rigidity artificial quartz stone plate, it is made up of the raw material of following weight part: 10-30 order quartz sand 40-50,300-500 order silica powder 20-30, tackiness agent 30-40, river ovum rubble 10-15, quartz glass fibre 5-10, calcinated argil 10-20, nanometer silicon carbide 20-25, water glass 30-40, celestite powder 15-20, sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester 0.5-1, pigment 0.2-0.3.
Described 10-30 order quartz sand is by the 10 order quartz sands of 15-25%, and the 20 order quartz sands of 20-30% and the 30 order quartz sands of 45-55% form.
Described 300-500 order silica powder is by the 300 order silica powders of 10-15%, and the 500 order silica powders of 25-35% and the 600 order silica powders of 50-60% form.
Described tackiness agent is made up of the raw material of following weight part: unsaturated polyester resin 70-80, APTES 2-3, anilinomethyl triethoxysilane 4-5, γ-chloropropyl triethoxysilane 3-4, softening agent FRP 2-3, modification tree ash 1-2, vinylbenzene 20-25;
Its preparation method is as follows: first add in reactor by unsaturated polyester, makes kettle temperature be raised to 50-60 DEG C, then adds APTES, anilinomethyl triethoxysilane, γ-chloropropyl triethoxysilane, stirs 20-30 minute; Then under the prerequisite of platinum catalyst, catalyzed reaction, when temperature is raised to 60-70 DEG C, stop heating, constant temperature 10-15 minute, then adds softening agent, modification tree ash, stir 5-8 minute, be down to after normal temperature until temperature, add vinylbenzene and be diluted to after viscosity reaches 800-900Pam/s, stir.
Described modification tree ash is obtained by following method: first boil tree ash 20-30min with 10-15% hydrogen peroxide, clean with distilled water again, be placed in the drying in oven of 100-110 DEG C, add the polyisobutene, the sodium laurylsulfate of 3-4%, the sodium starch glycolate of 2-3%, the tributyl citrate of 3-5% that are equivalent to tree ash weight 2-3%, with 2000-3000rpm high-speed stirring 2-3h in 80-90 DEG C of water-bath, dry, pulverize and grind to form ultrafine powder.
The production technique of high rigidity artificial quartz stone plate, comprises the following steps:
(1) will add in high-speed mixer after nanometer silicon carbide, calcinated argil respectively drying, add sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester again, speed with 500-1000rpm at 110-120 DEG C is uniformly mixed 20-30min, after adding water glass continuation stirring 5-10min again, add celestite powder with the blended 4-6min of the speed of 1500-2000rpm, send into granulation in tablets press, size controlling is at 2-4mm, obtain celestite powder coatedparticles, dry, stand-by;
(2) above-mentioned obtained celestite powder coatedparticles and each raw material of remainder are added in stirrer stir, do not stay dead angle, in conjunction with the size of granularity, the adjustable 0-1500rpm of stirring velocity, material in stirrer through adjust terminate than stirring after, enter in batch mixing dish, turn while spill material, make material further Homogeneous phase mixing, then send into stirrer and fully mix again, material is more even, and pattern is even, clear, fidelity is high;
(3) material mixed is sent into beater some materials not stirring conglomeration are broken up further, after breaing up, cloth in material distributing machine is entered through electronic measurement, then send in making sheet mould, making sheet mould is sent into moulding press in vacuum, vibrate, add pressure and carry out shaping, compacting frequency 52-62HZ, press time 150-200s, pressure 1.5-3.0MPa, vacuum tightness-100 ~-95Pa;
(4) shaping sheet material is sent into the solidification of solidification case, solidification value is 80-90 DEG C, and the time is 40-50min;
(5) after sheet material solidification terminates, through fixed thick, polishing deep processing process, i.e. obtained artificial quartz stone plate.
Beneficial effect of the present invention:
The present invention is by the optimization to formula, cooperatively interacting of different material, improve the performances such as wear-resisting, the acid and alkali-resistance of artificial quartz stone plate, high temperature resistant, anti-impact, resistance to compression, anti-folding, damage resistant are anti-aging, weathering resistance, improve the over-all properties of artificial quartz stone plate.In formula, also added Refrasil in addition, effectively can improve the physical strength of artificial quartz stone plate, thermostability, the performance such as heat insulation.The present invention's celestite powder carries out coating modification to calcinated argil, nanometer silicon carbide, can improve the impermeabilisation ability of sheet material, water tolerance, makes the artificial quartz stone plate produced not easily enter look.The artificial quartz stone plate that the present invention produces has that light weight, even density, bright in luster, pattern are abundant, high rigidity, high abrasion, high-impact, good heat resistance, good weatherability, not yielding, damage resistant is anti-aging, not easily enter look, the advantage such as environment friendly and pollution-free, the performance index of the organic solvent each side such as acid and alkali-resistance, salt spray resistance, resistance to gasoline are all very high, durable in use, reach the effect of high simulative stone material completely.
Embodiment
A kind of high rigidity artificial quartz stone plate, it is made up of the raw material of following weight part: 10 order quartz sands 9.6 parts, 20 order quartz sand 12 parts, 30 order quartz sand 26.4 parts, 300 order silica powder 3 parts, 500 order silica powder 7.5 parts, 600 order silica powder 14.5 parts, 36 parts, tackiness agent, river ovum rubble 12 parts, quartz glass fibre 7 parts, calcinated argil 15 parts, nanometer silicon carbide 24 parts, water glass 36 parts, celestite powder 18 parts, sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester 0.6 part, pigment 0.25 part.
Wherein, described tackiness agent is made up of the raw material of following weight part: unsaturated polyester resin 75 parts, APTES 2.5 parts, anilinomethyl triethoxysilane 4 parts, γ-chloropropyl triethoxysilane 4 parts, softening agent FRP (fibre-reinforced plastics) 3 parts, modification tree ash 1.5 parts, vinylbenzene 24 parts;
Its preparation method is as follows: first add in reactor by unsaturated polyester, makes kettle temperature be raised to 55 DEG C, then adds APTES, anilinomethyl triethoxysilane, γ-chloropropyl triethoxysilane, stirs 25 minutes; Then under the prerequisite of platinum catalyst, catalyzed reaction, when temperature is raised to 60 DEG C, stop heating, constant temperature 12 minutes, then adds softening agent, modification tree ash, stir 6 minutes, be down to after normal temperature until temperature, add vinylbenzene and be diluted to after viscosity reaches 800-900Pam/s, stir.
Described modification tree ash is obtained by following method: first boil tree ash 25min with 12% hydrogen peroxide, clean with distilled water again, be placed in the drying in oven of 105 DEG C, add be equivalent to tree ash weight 2.5% polyisobutene, 3% sodium laurylsulfate, the sodium starch glycolate of 2.5%, the tributyl citrate of 4%, with 2500rpm high-speed stirring 2h in 90 DEG C of water-baths, dry, pulverize and grind to form ultrafine powder.
The production technique of high rigidity artificial quartz stone plate, comprises the following steps:
(1) will add in high-speed mixer after nanometer silicon carbide, calcinated argil respectively drying, add sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester again, speed with 1000rpm at 115 DEG C is uniformly mixed 20min, after adding water glass continuation stirring 8min again, add celestite powder with the blended 4min of the speed of 2000rpm, send into granulation in tablets press, size controlling is at 3mm, obtain celestite powder coatedparticles, dry, stand-by;
(2) above-mentioned obtained celestite powder coatedparticles and each raw material of remainder are added in stirrer stir, do not stay dead angle, in conjunction with the size of granularity, the adjustable 0-1500rpm of stirring velocity, material in stirrer through adjust terminate than stirring after, enter in batch mixing dish, turn while spill material, make material further Homogeneous phase mixing, then send into stirrer and fully mix again, material is more even, and pattern is even, clear, fidelity is high;
(3) material mixed is sent into beater some materials not stirring conglomeration are broken up further, after breaing up, cloth in material distributing machine is entered through electronic measurement, then send in making sheet mould, making sheet mould is sent into moulding press in vacuum, vibrate, add pressure and carry out shaping, compacting frequency 58HZ, press time 160s, pressure 2.8MPa, vacuum tightness-99Pa;
(4) shaping sheet material is sent into the solidification of solidification case, solidification value is 90 DEG C, and the time is 40min;
(5) after sheet material solidification terminates, through fixed thick, polishing deep processing process, i.e. obtained artificial quartz stone plate.
It is 300mm that above-mentioned obtained artificial quartz stone plate is cut into length, wide 150mm, the sheet material of high 20mm, does properties test.Test result is as shown in the table:
| Sequence number | Project | Result |
| 1 | Mohs' hardness | 7.8 |
| 2 | Water-intake rate | 0.05% |
| 3 | Impelling strength | 5.4KJ/㎡ |
| 4 | Flexural strength | 65.6MPa |
| 5 | Ultimate compression strength | 227.2MPa |
| 6 | Breaking tenacity | 33.9MPa |
| 7 | Radioactivity | Meet category-A requirement, Ira=0.045, Ir=0.068 |
Claims (3)
1. a high rigidity artificial quartz stone plate, it is characterized in that, it is made up of the raw material of following weight part: 10-30 order quartz sand 40-50,300-500 order silica powder 20-30, tackiness agent 30-40, river ovum rubble 10-15, quartz glass fibre 5-10, calcinated argil 10-20, nanometer silicon carbide 20-25, water glass 30-40, celestite powder 15-20, sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester 0.5-1, pigment 0.2-0.3;
Its production technique comprises the following steps:
(1) will add in high-speed mixer after nanometer silicon carbide, calcinated argil respectively drying, add sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester again, speed with 500-1000rpm at 110-120 DEG C is uniformly mixed 20-30min, after adding water glass continuation stirring 5-10min again, add celestite powder again with the blended 4-6min of the speed of 1500-2000rpm, send into granulation in tablets press, size controlling is at 2-4mm, obtain celestite powder coatedparticles, dry, stand-by;
(2) above-mentioned obtained celestite powder coatedparticles and each raw material of remainder are added in stirrer stir, do not stay dead angle, in conjunction with the size of granularity, stirring velocity regulate 0-1500rpm, material in stirrer through adjust terminate than stirring after, enter in batch mixing dish, turn while spill material, make material further Homogeneous phase mixing, then send into stirrer and fully mix again, material is more even, and pattern is even, clear, fidelity is high;
(3) material mixed is sent into beater some materials not stirring conglomeration are broken up further, after breaing up, cloth in material distributing machine is entered through electronic measurement, then send in making sheet mould, making sheet mould is sent into moulding press in vacuum, vibrate, add pressure and carry out shaping, compacting frequency 52-62Hz, press time 150-200s, pressure 1.5-3.0MPa, vacuum tightness-100 ~-95Pa;
(4) shaping sheet material is sent into the solidification of solidification case, solidification value is 80-90 DEG C, and the time is 40-50min;
(5) after sheet material solidification terminates, through fixed thick, polishing deep processing process, i.e. obtained artificial quartz stone plate;
Described tackiness agent is made up of the raw material of following weight part: unsaturated polyester resin 70-80, APTES 2-3, anilinomethyl triethoxysilane 4-5, γ-chloropropyl triethoxysilane 3-4, softening agent 2-3, modification tree ash 1-2, vinylbenzene 20-25;
Its preparation method is as follows: first add in reactor by unsaturated polyester, makes kettle temperature be raised to 50-60 DEG C, then adds APTES, anilinomethyl triethoxysilane, γ-chloropropyl triethoxysilane, stirs 20-30 minute; Then under the prerequisite of platinum catalyst, catalyzed reaction, when temperature is raised to 60-70 DEG C, stop heating, constant temperature 10-15 minute, then adds softening agent, modification tree ash, stir 5-8 minute, be down to after normal temperature until temperature, add vinylbenzene and be diluted to after viscosity reaches 800-900Pam/s, stir;
Described modification tree ash is obtained by following method: first boil tree ash 20-30min with 10-15% hydrogen peroxide, clean with distilled water again, be placed in the drying in oven of 100-110 DEG C, add the polyisobutene, the sodium laurylsulfate of 3-4%, the sodium starch glycolate of 2-3%, the tributyl citrate of 3-5% that are equivalent to tree ash weight 2-3%, with 2000-3000rpm high-speed stirring 2-3h in 80-90 DEG C of water-bath, dry, pulverize and grind to form ultrafine powder.
2. high rigidity artificial quartz stone plate according to claim 1, is characterized in that, described 10-30 order quartz sand is by the 10 order quartz sands of 15-25%, and the 20 order quartz sands of 20-30% and the 30 order quartz sands of 45-55% form.
3. high rigidity artificial quartz stone plate according to claim 1, is characterized in that, described 300-500 order silica powder is by the 300 order silica powders of 10-15%, and the 500 order silica powders of 25-35% and the 600 order silica powders of 50-60% form.
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| CN86102083A (en) * | 1986-03-18 | 1987-10-07 | 林协中 | Rostone and manufacturing thereof and application |
| CN102557571A (en) * | 2012-01-10 | 2012-07-11 | 华南理工大学 | Inorganic artificial combining stone and preparation method thereof |
| CN102898070A (en) * | 2011-11-03 | 2013-01-30 | 苏州拓博琳新材料科技有限公司 | Bio-based artificial quartz stone and production process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102083A (en) * | 1986-03-18 | 1987-10-07 | 林协中 | Rostone and manufacturing thereof and application |
| CN102898070A (en) * | 2011-11-03 | 2013-01-30 | 苏州拓博琳新材料科技有限公司 | Bio-based artificial quartz stone and production process thereof |
| CN102557571A (en) * | 2012-01-10 | 2012-07-11 | 华南理工大学 | Inorganic artificial combining stone and preparation method thereof |
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