CN102888900A - Light heat preservation silicon and calcium compound plate - Google Patents
Light heat preservation silicon and calcium compound plate Download PDFInfo
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- CN102888900A CN102888900A CN2012103334359A CN201210333435A CN102888900A CN 102888900 A CN102888900 A CN 102888900A CN 2012103334359 A CN2012103334359 A CN 2012103334359A CN 201210333435 A CN201210333435 A CN 201210333435A CN 102888900 A CN102888900 A CN 102888900A
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Abstract
The invention discloses a light heat preservation silicon and calcium compound plate, which consists of an outer layer structure and an inner layer structure. The plate is manufactured by waste coal ash generated by local rich coal mine resources and crop stalks, so that waste is recovered, and the plate is beneficial to environment friendliness. The plate takes inorganic substances such as powder quartz, quartz sand, sanding powder and the like as main raw materials, has the advantages of high strength, aging resistance, ultraviolet resistance, water resistance, fire prevention, heat preservation and the like, is widely applied, does not have toxic or side effect and is pollution-free.
Description
Technical field
The present invention relates to the compound silico-calcium composite plate of a kind of light thermal-insulating, belong to the technical field of novel wall material.
Background technology
Calcium silicate board with microporous claims again gypsum composite board, is a kind of multicomponent material, generally is composited by natural gesso, white cement, glue, glass fiber.Have fire prevention, protection against the tide, sound insulation, the performance such as heat insulation, in the situation of room air humidity, can attract the water in air molecule, when air is dry, again can the releasing water molecule, can suitably regulate Indoor Dry, humidity, increase comfort.Plaster of paris goods are again superfine fire proofing materials, in flame, can produce endothermic reaction, simultaneously, discharge hydrone and stop fire spreading, and can not decompose any poisonous, rodent, the suffocative gas of generation, can not produce any oxidizer or flue gas yet.
There are easily the shortcomings such as aging, poor dimensional stability, unreasonable structure, heat-insulating property be poor in the calcium silicate board with microporous produced at present.Recently; the building fire frequent occurrence; people are had higher requirement to the fireproof performance of heat insulating material; flyash and calcium carbide mud are applicable to make the fire-type heat insulating material; utilize carbide slag and flyash to produce Outwall thermal insulation board, can utilize industrial waste carbide slag and flyash, be conducive to economize on resources, protection of the environment;, and be the new product of novel wall material field exploitation.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, provide a kind of light thermal-insulating compound silico-calcium composite plate, it is comprised of outer and two kinds of structures of internal layer, has thermal insulation, ageing-resistant, the advantages such as intensity good, economical environment-protective.
For reaching above purpose, the present invention adopts following technical scheme:
A kind of light thermal-insulating silico-calcium composite plate is characterized in that, it is comprised of top layer and two kinds of structures of internal layer, and the weight portion of its two kinds of structure constitutive materials is respectively:
The top layer:
Flyash 30-40, quartz sand 10-15, sanding powder 5-10, calcium carbide mud 10-15, magnesia 20-30, magnesium chloride 15-20, cement 30-40, modified pearl rock dust 10-20, glass fiber 2-5,
Described modified pearl rock is made by following method: crushed crude pearlite is added in the high-speed kneading machine, preheating and drying is to 100-120 ℃, add again 2-3% ammoniacal liquor and 0.2-0.5% silane coupler WD-70 and stir 20-30min, oven dry grinds to form 200-250 order powder and gets final product, rotating speed was 800-1000r/min when wherein the high-speed kneading machine stirred
Internal layer:
Colliery powder 40-50, slag 20-30, konilite 20-25, rice husk 10-20, straw 20-30, sulphate aluminium cement 20-30, modified aluminium alumina 10-15, blowing agent 5-8,
Described modified aluminium alumina is made by following method: bauxite, light-magnesite powder and bauxite spinelle mix by the 1-2:1-2:1 part by weight, at 700-800 ℃ of lower calcining 3-4h, after grind to form 200-300 order powder, admixing the polyvinylpyrrolidone that is equivalent to powder weight 1-2% stirs, oven dry is ground into powder and gets final product.
The preparation method of described light thermal-insulating silico-calcium composite plate is characterized in that may further comprise the steps:
(1) straw is dropped in the mill pulverize first, particle is controlled at 2-3mm;
(2) will the raw materials such as flyash, quartz sand, sanding powder stir in the input high-speed mixer by the top layer formulation ratio, and form compound, the water that adds the 30-40% of raw material components gross weight at compound again mixes that to make the top layer slurry for subsequent use;
(3) will stir in the raw materials such as colliery powder, slag, konilite, the rice husk input high-speed mixer by the internal layer formulation ratio, form compound, the water that adds the 35-45% of raw material components gross weight at compound again mixes makes mixed slurry, fully stir and form blank, blank is injected mould and solidify at 40-45 ℃ of thermophilic, the sheet material base substrate is sent in the dry kiln after solidifying, and is dried to moisture content＜5% under 120-130 ℃ of temperature, makes internal layer foaming plate;
(4) first at one deck top layer, template upper berth slurry, above the internal layer made foaming plate is placed on, leave 20-25 centimetre distance between the plate, the top layer slurry is poured into space between the plate, internal layer foaming plate Surface mulch last layer top layer slurry, front-back all covers last layer top layer slurry, the natural coagulation typing, the thermostatic chamber of inserting again 50-65 ℃ carries out the humidifying maintenance, namely can be made into the light thermal-insulating silico-calcium composite plate that can be used as materials for wall.
The rotating speed of described high-speed mixer is 150-200r/min.
Described blowing agent is neopelex.
The present invention has following beneficial effect:
Waste material flyash and straw that colliery resource generation is enriched in the compound silico-calcium composite plate of light thermal-insulating of the present invention utilization locality are made, and accomplish twice laid, are conducive to environmental protection.The compound silico-calcium composite plate of the light thermal-insulating that the present invention produces is comprised of outer and two kinds of structures of internal layer, adopting the inorganic matters such as konilite, quartz sand, sanding powder is primary raw material, have the advantages such as intensity height, ageing-resistant, uvioresistant, water-tolerant, fireproof heat insulating, of many uses, have no side effect, nuisanceless.
The specific embodiment
The present invention is further illustrated below in conjunction with specific embodiment.
Embodiment
A kind of light thermal-insulating silico-calcium composite plate, it is comprised of top layer and two kinds of structures of internal layer, and the weight portion of its two kinds of structure constitutive materials is respectively:
The top layer:
40 parts in flyash, 15 parts of quartz sands, 10 parts of sanding powders, 15 parts in calcium carbide mud, 30 parts in magnesia, 20 parts in magnesium chloride, 40 parts of cement, 20 parts of modified pearl rock dust, 5 parts of glass fiber,
Described modified pearl rock is made by following method: crushed crude pearlite is added in the high-speed kneading machine, preheating and drying to 120 ℃, add again 2.5% ammoniacal liquor and 0.3% silane coupler WD-70 and stir 30min, oven dry grinds to form 250 order powder and gets final product, rotating speed was 800r/min when wherein the high-speed kneading machine stirred
Internal layer:
50 parts of colliery powders, 30 parts in slag, 25 parts of konilites, 20 parts on rice husk, 30 parts of straws, 30 parts of sulphate aluminium cements, 15 parts in modified aluminium alumina, 8 parts of blowing agents,
Described modified aluminium alumina is made by following method: bauxite, light-magnesite powder and bauxite spinelle mix by the 2:2:1 part by weight, at 800 ℃ of lower calcining 4h, after grind to form 300 order powder, admixing the polyvinylpyrrolidone that is equivalent to powder weight 2% stirs, oven dry is ground into powder and gets final product.
The preparation method of described light thermal-insulating silico-calcium composite plate may further comprise the steps:
(1) straw is dropped in the mill pulverize first, particle is controlled at 3mm;
(2) will the raw materials such as flyash, quartz sand, sanding powder stir in the input high-speed mixer by the top layer formulation ratio, and form compound, 35% the water that adds the raw material components gross weight at compound again mixes that to make the top layer slurry for subsequent use;
(3) will stir in the raw materials such as colliery powder, slag, konilite, the rice husk input high-speed mixer by the internal layer formulation ratio, form compound, 40% the water that adds the raw material components gross weight at compound again mixes makes mixed slurry, fully stir and form blank, blank is injected mould and solidify at 45 ℃ of thermophilics, the sheet material base substrate is sent in the dry kiln after solidifying, and is dried to moisture content＜5% under 125 ℃ of temperature, makes internal layer foaming plate;
(4) first at one deck top layer, template upper berth slurry, above the internal layer made foaming plate is placed on, leave 20 centimetres distance between the plate, the top layer slurry is poured into space between the plate, internal layer foaming plate Surface mulch last layer top layer slurry, front-back all covers last layer top layer slurry, the natural coagulation typing, the thermostatic chamber of inserting again 60 ℃ carries out the humidifying maintenance, namely can be made into the light thermal-insulating silico-calcium composite plate that can be used as materials for wall.
Wherein, the rotating speed of described high-speed mixer is 180r/min.
Blowing agent is neopelex.
The made light thermal-insulating silico-calcium composite plate property indices of present embodiment is:
Proportion (g/cm3): 0.79, coefficient of thermal conductivity w/ (wk): 0.18,
The fire prevention temperature (℃) :-20-400, compressive strength (MPa): 9.16,
Tensile strength (MPa): 3.2 MOR (Mpa): 8.24
Mass loss rate is not more than 5%, and the loss of strength rate is not more than 20%.
Claims (4)
1. a light thermal-insulating silico-calcium composite plate is characterized in that, it is comprised of top layer and two kinds of structures of internal layer, and the weight portion of its two kinds of structure constitutive materials is respectively:
The top layer:
Flyash 30-40, quartz sand 10-15, sanding powder 5-10, calcium carbide mud 10-15, magnesia 20-30, magnesium chloride 15-20, cement 30-40, modified pearl rock dust 10-20, glass fiber 2-5,
Described modified pearl rock is made by following method: crushed crude pearlite is added in the high-speed kneading machine, preheating and drying is to 100-120 ℃, add again 2-3% ammoniacal liquor and 0.2-0.5% silane coupler WD-70 and stir 20-30min, oven dry grinds to form 200-250 order powder and gets final product, rotating speed was 800-1000r/min when wherein the high-speed kneading machine stirred
Internal layer:
Colliery powder 40-50, slag 20-30, konilite 20-25, rice husk 10-20, straw 20-30, sulphate aluminium cement 20-30, modified aluminium alumina 10-15, blowing agent 5-8,
Described modified aluminium alumina is made by following method: bauxite, light-magnesite powder and bauxite spinelle mix by the 1-2:1-2:1 part by weight, at 700-800 ℃ of lower calcining 3-4h, after grind to form 200-300 order powder, admixing the polyvinylpyrrolidone that is equivalent to powder weight 1-2% stirs, oven dry is ground into powder and gets final product.
2. the preparation method of a light thermal-insulating silico-calcium composite plate as claimed in claim 1 is characterized in that may further comprise the steps:
(1) straw is dropped in the mill pulverize first, particle is controlled at 2-3mm;
(2) will the raw materials such as flyash, quartz sand, sanding powder stir in the input high-speed mixer by the top layer formulation ratio, and form compound, the water that adds the 30-40% of raw material components gross weight at compound again mixes that to make the top layer slurry for subsequent use;
(3) will stir in the raw materials such as colliery powder, slag, konilite, the rice husk input high-speed mixer by the internal layer formulation ratio, form compound, the water that adds the 35-45% of raw material components gross weight at compound again mixes makes mixed slurry, fully stir and form blank, blank is injected mould and solidify at 40-45 ℃ of thermophilic, the sheet material base substrate is sent in the dry kiln after solidifying, and is dried to moisture content＜5% under 120-130 ℃ of temperature, makes internal layer foaming plate;
(4) first at one deck top layer, template upper berth slurry, above the internal layer made foaming plate is placed on, leave 20-25 centimetre distance between the plate, the top layer slurry is poured into space between the plate, internal layer foaming plate Surface mulch last layer top layer slurry, front-back all covers last layer top layer slurry, the natural coagulation typing, the thermostatic chamber of inserting again 50-65 ℃ carries out the humidifying maintenance, namely can be made into the light thermal-insulating silico-calcium composite plate that can be used as materials for wall.
3. the preparation method of light thermal-insulating silico-calcium composite plate according to claim 2 is characterized in that, the rotating speed of described high-speed mixer is 150-200r/min.
4. the preparation method of light thermal-insulating silico-calcium composite plate according to claim 2 is characterized in that, described blowing agent is neopelex.
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Cited By (18)
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| CN103588436A (en) * | 2013-11-27 | 2014-02-19 | 重庆民生建材厂 | High-molecular thermal insulation board and manufacture method |
| CN103723957A (en) * | 2013-12-10 | 2014-04-16 | 中铁四局集团钢结构有限公司 | Core veneer material for energy-saving light composite sandwich wallboard |
| CN103741867A (en) * | 2013-12-30 | 2014-04-23 | 王东彬 | Faux aluminum-plate wall body made of silicon-aluminum composite material and preparation process thereof |
| CN103921331A (en) * | 2014-04-17 | 2014-07-16 | 浙江先锋教育设备有限公司 | Manufacturing process method of face plate of test bed |
| CN104074325A (en) * | 2014-06-05 | 2014-10-01 | 安徽中益新材料科技有限公司 | Preparing method of energy-storage luminous decoration plate |
| CN104591642A (en) * | 2014-12-23 | 2015-05-06 | 沈阳理工大学 | Preparation method of heat insulation anti-noise foamed cement products |
| CN105133782A (en) * | 2015-08-21 | 2015-12-09 | 河北建筑工程学院 | Straw sandwich calcium silicate composite board and preparation method thereof |
| CN105130273A (en) * | 2015-07-10 | 2015-12-09 | 常州市诺金精密机械有限公司 | Modified oil-resistant emery board produced from power plant waste residues, and production technology thereof |
| CN105130279A (en) * | 2015-07-10 | 2015-12-09 | 常州市诺金精密机械有限公司 | Oil and water resistant waste residue sheet and production method thereof |
| CN105218050A (en) * | 2015-09-15 | 2016-01-06 | 郑州航空工业管理学院 | A kind of warming plate and preparation method thereof |
| CN106273831A (en) * | 2016-08-11 | 2017-01-04 | 卓达新材料科技集团威海股份有限公司 | A kind of hot-forming gangue building waste sheet material |
| CN107186855A (en) * | 2017-06-08 | 2017-09-22 | 合肥市风达农业有限责任公司 | A kind of agricultural stalk regeneration fire preventing and heat insulating board and preparation method thereof |
| CN108439866A (en) * | 2018-04-10 | 2018-08-24 | 安徽宏志建材科技有限公司 | Board light-duty thermal composite board production and mounting process and method |
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| CN103723957B (en) * | 2013-12-10 | 2016-03-02 | 中铁四局集团钢结构有限公司 | A kind of energy-saving light-weight composite sand wiched wall board core material |
| CN103741867B (en) * | 2013-12-30 | 2015-10-21 | 王东彬 | The imitative aluminium sheet body of wall that a kind of aluminium silicon composite material is made and preparation technology thereof |
| CN103741867A (en) * | 2013-12-30 | 2014-04-23 | 王东彬 | Faux aluminum-plate wall body made of silicon-aluminum composite material and preparation process thereof |
| CN103921331A (en) * | 2014-04-17 | 2014-07-16 | 浙江先锋教育设备有限公司 | Manufacturing process method of face plate of test bed |
| CN104074325B (en) * | 2014-06-05 | 2016-05-18 | 安徽中益新材料科技有限公司 | A kind of preparation method of energy-accumulating luminous decorative panel |
| CN104074325A (en) * | 2014-06-05 | 2014-10-01 | 安徽中益新材料科技有限公司 | Preparing method of energy-storage luminous decoration plate |
| CN104591642A (en) * | 2014-12-23 | 2015-05-06 | 沈阳理工大学 | Preparation method of heat insulation anti-noise foamed cement products |
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| CN105133782A (en) * | 2015-08-21 | 2015-12-09 | 河北建筑工程学院 | Straw sandwich calcium silicate composite board and preparation method thereof |
| CN105133782B (en) * | 2015-08-21 | 2017-05-10 | 河北建筑工程学院 | Straw sandwich calcium silicate composite board and preparation method thereof |
| CN105218050A (en) * | 2015-09-15 | 2016-01-06 | 郑州航空工业管理学院 | A kind of warming plate and preparation method thereof |
| CN106273831A (en) * | 2016-08-11 | 2017-01-04 | 卓达新材料科技集团威海股份有限公司 | A kind of hot-forming gangue building waste sheet material |
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| CN108439866A (en) * | 2018-04-10 | 2018-08-24 | 安徽宏志建材科技有限公司 | Board light-duty thermal composite board production and mounting process and method |
| CN109456013A (en) * | 2018-12-29 | 2019-03-12 | 济南大学 | Cement ceiling board and preparation method thereof |
| CN109456013B (en) * | 2018-12-29 | 2021-05-11 | 济南大学 | Cement ceiling board and preparation method thereof |
| CN110194637A (en) * | 2019-06-24 | 2019-09-03 | 天津中晶建筑材料有限公司 | Fiber reinforcement plate and preparation method thereof |
| CN110194636A (en) * | 2019-06-24 | 2019-09-03 | 天津中晶建筑材料有限公司 | Fire-proof board and preparation method thereof |
| CN110194636B (en) * | 2019-06-24 | 2021-07-13 | 天津中晶建筑材料有限公司 | Fireproof board and preparation method thereof |
| CN110194637B (en) * | 2019-06-24 | 2021-07-13 | 天津中晶建筑材料有限公司 | Fiber reinforced plate and preparation method thereof |
| CN110668781A (en) * | 2019-11-25 | 2020-01-10 | 德华兔宝宝装饰新材股份有限公司 | Method for preparing oxygen anion flame-retardant formaldehyde-free decorative plate by utilizing agriculture and forestry residues |
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