CN104891948A - Environment-friendly magnesium oxide board added with waste as filler and preparation method thereof - Google Patents
Environment-friendly magnesium oxide board added with waste as filler and preparation method thereof Download PDFInfo
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- CN104891948A CN104891948A CN201510261726.5A CN201510261726A CN104891948A CN 104891948 A CN104891948 A CN 104891948A CN 201510261726 A CN201510261726 A CN 201510261726A CN 104891948 A CN104891948 A CN 104891948A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses an environment-friendly magnesium oxide board added with waste as filler. The environment-friendly magnesium oxide board is characterized by being prepared from the following raw materials in parts by weight: 5-7 parts of tourmaline powder, 0.2-0.24 part of silane coupling agent kh550, 1.5-2 parts of waterborne polyurethane, 6-8 parts of 5% polyvinyl alcohol solution, 42-45 parts of light calcined magnesia, 40-42 parts of magnesium chloride hexahydrate, 10-12 parts of corn stalk, 4.5-5 parts of metakaolin, 2.5-3 parts of aluminium dihydrogen phosphate, 3-4 parts of fly ash, 4-6 parts of styrene-butadiene latex, 15-18 parts of thermoplastic phenolic resin, 5-6 parts of 25% urotropin aqueous solution, 1.5-2.5 parts of aluminum silicate fiber and appropriate pure water. According to the preparation method disclosed by the invention, the surface of the moulded board is coated with a layer of phenolic resin, and the aluminum silicate fiber contained in the phenolic resin has effects of preventing water and corrosion and retarding flame so as to reduce erosion of the board caused by external environment; and meanwhile, the quality problems such as moisture absorption scumming, buckling deformation and product cracking are solved.
Description
Technical field
The present invention relates to decoration material field, particularly a kind ofly add the environmental protection glass magnesium plate and preparation method thereof of waste as filler.
Background technology
Magnesium oxychloride gelatin material is a kind of air setting material, there is the power saving function of unburned, non-evaporating article of manufacture, magnesium oxychloride material has fabulous physical and mechanical property, it has outstanding fire line and wear resistance, and this material is widely used at construction work, public works, agriculture production, environmental protection industry (epi), mechanical packaging, traffic and field of light industry.Glass magnesium plate is the leading product of magnesium oxychloride gelatin materials industry, it has outstanding fire resistance, fire endurance can reach 1-4 hour, have excellent anti-folding, shock resistance, heat insulation, insulation, anticorrosive and lower shrinkage performance, there is the over-all properties being better than all kinds of artificial board.Glass magnesium plate can to harden consolidation environment more than 15 DEG C; Glass magnesium plate completely not containing asbestos and radioelement, and can receive in industrial and agricultural production and has contaminative waste, and not producing waste water and waste gas in production process, is therefore environmental protection shaped material.It instead of traditional clay brick and woodboard as materials for wall, building template and wrapping plate, is the strategic material of protection soil and timber resources.
Poor water resistance hinders the defect of glass magnesium plate development, and due to the structural performance of hydrated product, sheet material uses and easily returns halogen, warpage, distortion in wet environment, limits use range and the work-ing life of glass magnesium plate.Therefore, improve the water tolerance of glass magnesium plate, have great importance.
Simultaneously using glass magnesium plate as house decorative material time, people incessantly pursue attractive in appearance and require healthy.With tourmaline powder be the glass magnesium plate of additional additives as house decorative material time, the negative ion of release and far infrared rays, obnoxious flavour can not only be eliminated, suspended particle in absorption, gathering, settle air, can also promote blood circulation of human body, improve respiratory system, improve the health-care effecies such as sleep quality; Also there is antibacterial, the bacterium of indoor is grown up, breed and play suppression and elimination effect.Therefore the glass magnesium plate of various modification is more and more subject to the favor of human consumer, is the finishing material of environment protection health.
Summary of the invention
The object of this invention is to provide and a kind ofly add the environmental protection glass magnesium plate and preparation method thereof of waste as filler.Straw, flyash the like waste as filler, can not only be improved the intensity of product by the present invention, and utilization of waste material, turn waste into wealth, low-carbon environment-friendly; Add the tourmalinite fine powder of surface modification, the dispersiveness of powder can be improved, and then improve the far infrared rays emittance of powder and the release rate of negative ion, there is certain health-care effect.
In order to realize object of the present invention, the present invention is by following scheme implementation:
Add the environmental protection glass magnesium plate of waste as filler, be made up of the raw material of following weight part: urotropine aqueous solution 5-6, aluminum silicate fiber 1.5-2.5 that polyvinyl alcohol solution 6-8, light calcined magnesia 42-45 that tourmaline powder 5-7, silane coupling agent kh550 0.2-0.24, aqueous polyurethane 1.5-2, concentration are 5%, magnesium chloride hexahydrate 40-42, maize straw 10-12, metakaolin 4.5-5, aluminium dihydrogen phosphate 2.5-3, flyash 3-4, styrene-butadiene latex 4-6, novolac resin 15-18, concentration are 25%, pure water are appropriate;
Of the present inventionly a kind ofly add the environmental protection glass magnesium plate of waste as filler, be made up of following concrete steps:
(1) tourmaline powder is mixed with silane coupling agent kh550, then the pure water being equivalent to mixture 2 times amount is added, pour into after sizing mixing in ball mill and carry out extra-fine grinding, after ball milling, filtering drying obtains ultrafine powder, superfine pulverizing is put in agitator, add polyvinyl alcohol solution and polyaminoester emulsion that concentration is 5% afterwards, be warming up to 40 DEG C, with the Rate Dispersion 30 minutes of 600-800 rev/min, continue to be warming up to 60 DEG C, be incubated after 2-3 hour, use pure water 2 times after being down to room temperature, dry and obtain the tourmalinite fine powder of surface active;
(2) light calcined magnesia, corn stalk, stalk flyash are crossed 180 mesh sieves formation mixed powders after putting into ball mill for dry grinding 50-60 minute for subsequent use, it is fully dissolved formation solution by the pure water adding 2 times amount in magnesium chloride hexahydrate, leave standstill and put into stirrer after 24 hours, slowly add styrene-butadiene latex to be uniformly mixed, then the tourmalinite fine powder of the surface active that mixed powder, metakaolin, aluminium dihydrogen phosphate and step (1) obtain is added successively, stir 10-15 minute with the speed of 300-400 rev/min, form pasty material;
(3) be poured in the template of forming machine by pasty material, be provided with upper and lower two-layer low alkali glass fiber cloth in forming machine, raw material is between upper and lower two-layer low alkali glass fiber cloth, roll-forming, mold temperature controls at 30 DEG C, and molding time is 25-28 hour, the shaping rear demoulding;
(4) aluminum silicate fiber was pulverized 50 mesh sieves, to stir formation mixture with thermoplastic novolac resin and all the other remaining components, then while hot by mixture coating plate surface after demoulding, under normal temperature, air-set is dried, sent into curing room again, curing room temperature maintains 25-35 DEG C, maintenance 4-6 days, cuts shaping and get final product.
The invention has the beneficial effects as follows: the present invention's invention, by optimizing the ratio of light calcined magnesia and magnesium chloride hexahydrate, adds corn stalk baking, flyash etc. improve glass magnesium plate intensity and weather resistance as methods such as fillers; Interpolation metakaolin and aluminium dihydrogen phosphate are as properties-correcting agent, react in sheet material process of setting, produce the aluminium silicon phosphorus linkage gelling material of indefinite form, these gelling material can fill the space of magnesia oxychloride cement structure, thus inhibit the stripping of the infiltration of water and chlorine, magnesium ion, therefore, it is possible to keep sheet material intensity, crystal formation, mass conservation under the state of immersion, thus improve water resisting property.
The present invention at surface-coated one deck novolac resin layer, includes aluminum silicate fiber after plate forming, has the effect that water-tight corrosion-proof is fire-retardant, decreases the erosion of external environment to sheet material, extends work-ing life; The invention solves the quality problems such as damp suction surface halide accumulation, buckling deformation, goods cracking, timber intensity is high, production technique is convenient to Industry Control, and cost is simple and easy to get, long service life simultaneously.
Specific embodiments
Below by specific examples, the present invention is described in detail.
Add the environmental protection glass magnesium plate of waste as filler, be made up of the raw material of following weight part (kilogram): the urotropine aqueous solution 5 that the polyvinyl alcohol solution 6 that tourmaline powder 5, silane coupling agent kh550 0.2, aqueous polyurethane 1.5, concentration are 5%, light calcined magnesia 42, magnesium chloride hexahydrate 40, maize straw 10, metakaolin 4.5, aluminium dihydrogen phosphate 2.5, flyash 3, styrene-butadiene latex 4, novolac resin 15, concentration are 25%, aluminum silicate fiber 1.5, pure water are appropriate;
Of the present inventionly a kind ofly add the environmental protection glass magnesium plate of waste as filler, be made up of following concrete steps:
(1) tourmaline powder is mixed with silane coupling agent kh550, then the pure water being equivalent to mixture 2 times amount is added, pour into after sizing mixing in ball mill and carry out extra-fine grinding, after ball milling, filtering drying obtains ultrafine powder, superfine pulverizing is put in agitator, add polyvinyl alcohol solution and polyaminoester emulsion that concentration is 5% afterwards, be warming up to 40 DEG C, with the Rate Dispersion 30 minutes of 600 revs/min, continue to be warming up to 60 DEG C, be incubated after 2 hours, use pure water 2 times after being down to room temperature, dry and obtain the tourmalinite fine powder of surface active;
(2) light calcined magnesia, corn stalk, stalk flyash are put into ball mill for dry grinding to cross 180 mesh sieves after 50 minutes to form mixed powders for subsequent use, it is fully dissolved formation solution by the pure water adding 2 times amount in magnesium chloride hexahydrate, leave standstill and put into stirrer after 24 hours, slowly add styrene-butadiene latex to be uniformly mixed, then the tourmalinite fine powder of the surface active that mixed powder, metakaolin, aluminium dihydrogen phosphate and step (1) obtain is added successively, stir 15 minutes with the speed of 300 revs/min, form pasty material;
(3) be poured in the template of forming machine by pasty material, be provided with upper and lower two-layer low alkali glass fiber cloth in forming machine, raw material is between upper and lower two-layer low alkali glass fiber cloth, roll-forming, mold temperature controls at 30 DEG C, and molding time is 25 hours, the shaping rear demoulding;
(4) aluminum silicate fiber was pulverized 50 mesh sieves, to stir formation mixture with thermoplastic novolac resin and all the other remaining components, then while hot by mixture coating plate surface after demoulding, under normal temperature, air-set is dried, sent into curing room again, curing room temperature maintains 25-35 DEG C, maintenance 4-6 days, cuts shaping and get final product.
After testing, the performance test results of product of the present invention meets: resistance to impact shock>=25MPa, and dispatch from the factory water ratio≤8%, contract with dry rate≤0.3%, and wet rate≤0.6% that rises, uninflammability meets the requirement of GB8624-1997A level, and density is 0.98g/cm
3.
Claims (2)
1. one kind is added the environmental protection glass magnesium plate of waste as filler, it is characterized in that, be made up of the raw material of following weight part: urotropine aqueous solution 5-6, aluminum silicate fiber 1.5-2.5 that polyvinyl alcohol solution 6-8, light calcined magnesia 42-45 that tourmaline powder 5-7, silane coupling agent kh550 0.2-0.24, aqueous polyurethane 1.5-2, concentration are 5%, magnesium chloride hexahydrate 40-42, maize straw 10-12, metakaolin 4.5-5, aluminium dihydrogen phosphate 2.5-3, flyash 3-4, styrene-butadiene latex 4-6, novolac resin 15-18, concentration are 25%, pure water are appropriate.
2. a kind ofly according to claim 1 add the environmental protection glass magnesium plate of waste as filler, it is characterized in that, be made up of following concrete steps:
(1) tourmaline powder is mixed with silane coupling agent kh550, then the pure water being equivalent to mixture 2 times amount is added, pour into after sizing mixing in ball mill and carry out extra-fine grinding, after ball milling, filtering drying obtains ultrafine powder, superfine pulverizing is put in agitator, add polyvinyl alcohol solution and polyaminoester emulsion that concentration is 5% afterwards, be warming up to 40 DEG C, with the Rate Dispersion 30 minutes of 600-800 rev/min, continue to be warming up to 60 DEG C, be incubated after 2-3 hour, use pure water 2 times after being down to room temperature, dry and obtain the tourmalinite fine powder of surface active;
(2) light calcined magnesia, corn stalk, stalk flyash are crossed 180 mesh sieves formation mixed powders after putting into ball mill for dry grinding 50-60 minute for subsequent use, it is fully dissolved formation solution by the pure water adding 2 times amount in magnesium chloride hexahydrate, leave standstill and put into stirrer after 24 hours, slowly add styrene-butadiene latex to be uniformly mixed, then the tourmalinite fine powder of the surface active that mixed powder, metakaolin, aluminium dihydrogen phosphate and step (1) obtain is added successively, stir 10-15 minute with the speed of 300-400 rev/min, form pasty material;
(3) be poured in the template of forming machine by pasty material, be provided with upper and lower two-layer low alkali glass fiber cloth in forming machine, raw material is between upper and lower two-layer low alkali glass fiber cloth, roll-forming, mold temperature controls at 30 DEG C, and molding time is 25-28 hour, the shaping rear demoulding;
(4) aluminum silicate fiber was pulverized 50 mesh sieves, to stir formation mixture with thermoplastic novolac resin and all the other remaining components, then while hot by mixture coating plate surface after demoulding, under normal temperature, air-set is dried, sent into curing room again, curing room temperature maintains 25-35 DEG C, maintenance 4-6 days, cuts shaping and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510261726.5A CN104891948A (en) | 2015-05-21 | 2015-05-21 | Environment-friendly magnesium oxide board added with waste as filler and preparation method thereof |
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| CN201510261726.5A CN104891948A (en) | 2015-05-21 | 2015-05-21 | Environment-friendly magnesium oxide board added with waste as filler and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651930A (en) * | 2017-09-19 | 2018-02-02 | 深圳大学 | A kind of ornamental magnesia oxychloride cement sheet material for mixing discarded red brick powder |
| WO2021184283A1 (en) * | 2020-03-19 | 2021-09-23 | 江苏朗悦新材料科技有限公司 | High whiteness mgo substrate, preparation method therefor, and decorative plate having the substrate |
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| CN2173696Y (en) * | 1993-09-21 | 1994-08-10 | 石宝林 | Composite stone-like slab |
| CN202509704U (en) * | 2012-01-11 | 2012-10-31 | 丁召志 | Rain-resistant high-strength multifunctional glass magnesium titanium decorative sheet |
| CN102964109A (en) * | 2012-12-21 | 2013-03-13 | 清远新绿环建筑材料有限公司 | Production process of magnesium oxide ecological board |
| CN103086688A (en) * | 2013-01-23 | 2013-05-08 | 华南理工大学 | Method for preparing artificial stone by modifying magnesium oxychloride cement with metakaolin-aluminum dihydrogen phosphate composite modifier |
| CN103922691A (en) * | 2014-03-25 | 2014-07-16 | 斯富迈材料科技(上海)有限公司 | Slag magnesium fireproof plate |
| CN104072087A (en) * | 2014-06-04 | 2014-10-01 | 上海汇卓建筑装饰材料有限公司 | Magnesium oxide board and preparation method thereof |
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2015
- 2015-05-21 CN CN201510261726.5A patent/CN104891948A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2173696Y (en) * | 1993-09-21 | 1994-08-10 | 石宝林 | Composite stone-like slab |
| CN202509704U (en) * | 2012-01-11 | 2012-10-31 | 丁召志 | Rain-resistant high-strength multifunctional glass magnesium titanium decorative sheet |
| CN102964109A (en) * | 2012-12-21 | 2013-03-13 | 清远新绿环建筑材料有限公司 | Production process of magnesium oxide ecological board |
| CN103086688A (en) * | 2013-01-23 | 2013-05-08 | 华南理工大学 | Method for preparing artificial stone by modifying magnesium oxychloride cement with metakaolin-aluminum dihydrogen phosphate composite modifier |
| CN103922691A (en) * | 2014-03-25 | 2014-07-16 | 斯富迈材料科技(上海)有限公司 | Slag magnesium fireproof plate |
| CN104072087A (en) * | 2014-06-04 | 2014-10-01 | 上海汇卓建筑装饰材料有限公司 | Magnesium oxide board and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651930A (en) * | 2017-09-19 | 2018-02-02 | 深圳大学 | A kind of ornamental magnesia oxychloride cement sheet material for mixing discarded red brick powder |
| WO2021184283A1 (en) * | 2020-03-19 | 2021-09-23 | 江苏朗悦新材料科技有限公司 | High whiteness mgo substrate, preparation method therefor, and decorative plate having the substrate |
| US11214674B2 (en) | 2020-03-19 | 2022-01-04 | Jiangsu Langyue New Materials Technology Co., Ltd. | High-whiteness MGO substrate, preparation method thereof and decorative board having the substrate |
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Application publication date: 20150909 |
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