CN103626437B - Insulating board and preparation method thereof - Google Patents
Insulating board and preparation method thereof Download PDFInfo
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- CN103626437B CN103626437B CN201310609356.0A CN201310609356A CN103626437B CN 103626437 B CN103626437 B CN 103626437B CN 201310609356 A CN201310609356 A CN 201310609356A CN 103626437 B CN103626437 B CN 103626437B
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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
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Abstract
The invention provides the technical scheme of an insulating board and a preparation method thereof. The insulating board is prepared from the following raw materials in parts by weight: 248-262 parts of cement, 82-98 parts of silicon dioxide, 68-75 parts of calcium oxide, 7.5 parts of sodium carbonate, 58-64 parts of expanded vermiculite, 48-56 parts of ceramsite, 73-76 parts of furnace slag, 5-7 parts of coal ash, 0.8-1.3 parts of shredded paper, 0.5-0.9 part of chips, and 4600-4610 parts of water. The insulating board prepared from the raw materials by adopting the preparation method in the scheme is high in usage temperature, low in heat conduction coefficient and small in volume weight.
Description
Technical field
The invention belongs to lagging material technical field, particularly relate to a kind of warming plate, also relate to the preparation method of this warming plate simultaneously.
Background technology
Present building field, extensively require that house will have the exterior wall of energy-saving heat preserving, namely usually said buildings will have insulation construction.Warming plate conventional at present mainly contains concrete composite wallboard and organic heat-insulating combined wall board, and wherein organic heat-insulating combined wall board main component is the organic insulation material such as polyphenyl foam, polyurethane foam.This organic insulation material is not only inflammable, easily aging, and also bad with the combination of body of wall, easily causes cracking, comes off, also contaminate environment.Conventional concrete composite wallboard mainly contains cement, pearlstone, slag, measuring fiber and water composition, i.e. expanded perlite thermal-nsulation plate, problem existing for it is that safe handling temperature is lower than 500 DEG C, thermal conductivity is higher, and unit weight is large, needing when manufacturing expanded perlite thermal-nsulation plate to increase reinforcing mat in extrusion molding process, adding the labour intensity of workman.
Summary of the invention
Technical problem to be solved by this invention, is exactly for the deficiency existing for prior art, and provides the warming plate that a kind of use temperature is higher, thermal conductivity is lower, unit weight is little, provide the preparation method of this warming plate simultaneously.
This programme is achieved by the following technical measures: warming plate of the present invention, is characterized in that: its raw-material moiety is by weight: cement 248-262 part; Silicon-dioxide 82-98 part; Calcium oxide 68-75 part; 7.5 parts, sodium carbonate; Expanded vermiculite 58-64 part; Haydite 48-56 part; Slag 73-76 part; Flyash 5-7 part; Shredded paper 0.8-1.3 part; Wood chip 0.5-0.9 part, water 4600-4610 part.
Warming plate of the present invention, it improves further and is: its starting material moiety is cement 248 parts by weight; Silicon-dioxide 82 parts; 68 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 58 parts; Haydite 48 parts; 73 parts, slag; 5 parts, flyash; Shredded paper considers 0.8 part to be worth doing; Wood chip 0.5 part; 4600 parts, water.
Warming plate of the present invention, it improves further and is: its starting material moiety is cement 256 parts by weight; Silicon-dioxide 92 parts; 72 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 61 parts; Haydite 53 parts; 75 parts, slag; 6 parts, flyash; Shredded paper considers 1.1 parts to be worth doing; Wood chip 0.7 part; 4600 parts, water.
Warming plate of the present invention, it improves further and is: its starting material moiety is cement 262 parts by weight; Silicon-dioxide 98 parts; 75 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 64 parts; Haydite 53 parts; 76 parts, slag; 7 parts, flyash; Shredded paper considers 1.3 parts to be worth doing; Wood chip 0.9 part; 4610 parts, water.
Warming plate of the present invention, it improves further and is: described silicon-dioxide, calcium oxide, expanded vermiculite are Powdered.
Warming plate of the present invention, it improves further and is: the surrounding side of described warming plate is provided with three grooves, this groove is evenly distributed on warming plate side, and the degree of depth of this groove is 1-3mm.
Warming plate preparation method of the present invention is realized by following steps: (1) prepares Calucium Silicate powder powder: first seal in the silicon-dioxide in starting material, calcium oxide, sodium carbonate and water placing response still, temperature in reactor is 190-210 DEG C, pressure is 2.5-3MPa, and is incubated 24 hours; Then be cooled to 25 DEG C, be placed in the drying in oven of 145 DEG C, obtained Calucium Silicate powder powder;
(2) by obtained Calucium Silicate powder powder and other starting material and remaining water mix and blend;
(3) extrusion molding: the starting material mixed after step (2) are put into forming mould and extrudes, the pressure of extruding is 3.5MPa;
(4) vapor cure: the warming plate maintenance 14.5-15.5 hour obtained by step (3), curing temperature is 70 DEG C-85 DEG C.
The further improvement of warming plate preparation method of the present invention is: in described step (1), the weight of water used is 97.6% of total Water, the water used in step (2) is total Water 2.4%.
The beneficial effect of this programme can be learnt according to describing of such scheme, due to the Calucium Silicate powder that warming plate of the present invention mainly uses silicon-dioxide, calcium oxide, sodium carbonate obtained, the safe handling temperature of this warming plate is more than 650 DEG C, higher 150 DEG C than the safe handling temperature of pearlstone and other heat insulating products; And take Calucium Silicate powder as the warming plate of main raw material, its thermal conductivity reduces greatly, and unit weight also reduces, and in construction process, greatly reduces labour intensity.As can be seen here, compared with prior art, have outstanding substantive distinguishing features and significant progress, its beneficial effect implemented also is apparent in the present invention.
Embodiment
For the technical characterstic of this programme can be clearly demonstrated, below by embodiment, this programme is set forth.
The warming plate of the present invention of this programme, is characterized in that: its raw-material moiety is by weight: cement 248-262 part; Silicon-dioxide 82-98 part; Calcium oxide 68-75 part; 7.5 parts, sodium carbonate; Expanded vermiculite 58-64 part; Haydite 48-56 part; Slag 73-76 part; Flyash 5-7 part; Shredded paper 0.8-1.3 part; Wood chip 0.5-0.9 part, water 4600-4610 part.
Warming plate of the present invention, it improves further and is: its starting material moiety is cement 248 parts by weight; Silicon-dioxide 82 parts; 68 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 58 parts; Haydite 48 parts; 73 parts, slag; 5 parts, flyash; Shredded paper considers 0.8 part to be worth doing; Wood chip 0.5 part; 4600 parts, water.
Warming plate of the present invention, it improves further and is: its starting material moiety is cement 256 parts by weight; Silicon-dioxide 92 parts; 72 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 61 parts; Haydite 53 parts; 75 parts, slag; 6 parts, flyash; Shredded paper considers 1.1 parts to be worth doing; Wood chip 0.7 part; 4600 parts, water.
Warming plate of the present invention, it improves further and is: its starting material moiety is cement 262 parts by weight; Silicon-dioxide 98 parts; 75 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 64 parts; Haydite 53 parts; 76 parts, slag; 7 parts, flyash; Shredded paper considers 1.3 parts to be worth doing; Wood chip 0.9 part; 4610 parts, water.
Warming plate of the present invention, it improves further and is: described silicon-dioxide, calcium oxide, expanded vermiculite are Powdered.
Warming plate of the present invention, it improves further and is: the surrounding side of described warming plate is provided with three grooves, this groove is evenly distributed on warming plate side, and the degree of depth of this groove is 1-3mm.
Warming plate preparation method of the present invention is realized by following steps: (1) prepares Calucium Silicate powder powder: first seal in the silicon-dioxide in starting material, calcium oxide, sodium carbonate and water placing response still, temperature in reactor is 190-210 DEG C, pressure is 2.5-3MPa, and is incubated 24 hours; Then be cooled to 25 DEG C, be placed in the drying in oven of 145 DEG C, obtained Calucium Silicate powder powder;
(2) by obtained Calucium Silicate powder powder and other starting material and remaining water mix and blend;
(3) extrusion molding: the starting material mixed after step (2) are put into forming mould and extrudes, the pressure of extruding is 3.5MPa;
(4) vapor cure: the warming plate maintenance 14.5-15.5 hour obtained by step (3), curing temperature is 70 DEG C-85 DEG C.
The further improvement of warming plate preparation method of the present invention is: in described step (1), the weight of water used is 97.6% of total Water, the water used in step (2) is total Water 2.4%.
The beneficial effect of this programme can be learnt according to describing of such scheme, due to the Calucium Silicate powder that warming plate of the present invention mainly uses silicon-dioxide, calcium oxide, sodium carbonate obtained, the safe handling temperature of this warming plate is more than 650 DEG C, higher 150 DEG C than the safe handling temperature of pearlstone and other heat insulating products; And take Calucium Silicate powder as the warming plate of main raw material, its thermal conductivity reduces greatly, and unit weight also reduces, and in construction process, greatly reduces labour intensity.As can be seen here, compared with prior art, have outstanding substantive distinguishing features and significant progress, its beneficial effect implemented also is apparent in the present invention.
Embodiment 1: warming plate starting material moiety is cement 24.8 kilograms by weight; Silicon-dioxide 8.2 kilograms; 6.8 kilograms, calcium oxide; 0.75 kilogram, sodium carbonate; Expanded vermiculite 5.8 kilograms; Haydite 4.8 kilograms; 7.3 kilograms, slag; 0.5 kilogram, flyash; Shredded paper considers 0.08 kilogram to be worth doing; Wood chip 0.05 kilogram; 460 kilograms, water.
The depth of groove of this warming plate surrounding side is 1mm.
The preparation method of this warming plate is as follows:
(1) Calucium Silicate powder powder is prepared: first seal in the silicon-dioxide in starting material 8.2 kilograms, 6.8 kilograms, calcium oxide, 0.75 kilogram, sodium carbonate and water 450 kilograms of placing response stills, temperature in reactor is 195 DEG C, pressure is 2.5MPa, and is incubated 24 hours; Then be cooled to 25 DEG C, be placed in the drying in oven of 145 DEG C, obtained Calucium Silicate powder powder;
(2) by obtained Calucium Silicate powder powder and cement 24.8 kilograms; Expanded vermiculite 5.8 kilograms; Haydite 4.8 kilograms; 7.3 kilograms, slag; 0.5 kilogram, flyash; Shredded paper considers 0.08 kilogram to be worth doing; Wood chip 0.05 kilogram; Water 10 kilograms of mix and blends;
(3) extrusion molding: the starting material mixed after step (2) are put into forming mould and extrudes, the pressure of extruding is 3.5MPa;
(4) vapor cure: warming plate maintenance step (3) obtained 14.5 hours, curing temperature is 70 DEG C.
The wet performance density of described warming plate is 200-300 kilograms per cubic meter; Dry performance density is 230-260 kilograms per cubic meter; Ultimate compression strength >=0.45MPa; Thermal conductivity≤0.05W/km; Lagging material unit weight is 2240-260 kilograms per cubic meter.
Embodiment 2:
This warming plate starting material moiety is cement 256 kilograms by weight; Silicon-dioxide 92 kilograms; 72 kilograms, calcium oxide; 7.5 kilograms, sodium carbonate; Expanded vermiculite 61 kilograms; Haydite 53 kilograms; 75 kilograms, slag; 6 kilograms, flyash; Shredded paper considers 1.1 kilograms to be worth doing; Wood chip 0.7 kilogram; 4600 kilograms, water.
The depth of groove of this warming plate surrounding side is 2mm.
The preparation method of this warming plate is as follows:
(1) Calucium Silicate powder powder is prepared: first by the silicon-dioxide in starting material 92 kilograms; 72 kilograms, calcium oxide; Seal in 7.5 kilograms, sodium carbonate and water 4500 kilograms of placing response stills, the temperature in reactor is 195 DEG C, and pressure is 2.5MPa, and is incubated 24 hours; Then be cooled to 25 DEG C, be placed in the drying in oven of 145 DEG C, obtained Calucium Silicate powder powder;
(2) by obtained Calucium Silicate powder powder and cement 248 kilograms; Expanded vermiculite 61 kilograms; Haydite 53 kilograms; 75 kilograms, slag; 5 kilograms, flyash; Shredded paper considers 0.9 kilogram to be worth doing; Wood chip 0.7 kilogram; Water double centner mix and blend;
(3) extrusion molding: the starting material mixed after step (2) are put into forming mould and extrudes, the pressure of extruding is 3.5MPa;
(4) vapor cure: warming plate maintenance step (3) obtained 15 hours, curing temperature is 80 DEG C.
The wet performance density of described warming plate is 200-300 kilograms per cubic meter; Dry performance density is 230-260 kilograms per cubic meter; Ultimate compression strength >=0.45MPa; Thermal conductivity≤0.05W/km; Lagging material unit weight is 2240-260 kilograms per cubic meter.
Embodiment 3:
This warming plate starting material moiety is cement 262 kilograms by weight; Silicon-dioxide 98 kilograms; 75 kilograms, calcium oxide; 7.5 kilograms, sodium carbonate; Expanded vermiculite 64 kilograms; Haydite 53 kilograms; 76 kilograms, slag; 7 kilograms, flyash; Shredded paper considers 1.3 kilograms to be worth doing; Wood chip 0.9 kilogram; 4610 kilograms, water.
The depth of groove of this warming plate surrounding side is 3mm.
The preparation method of this warming plate is as follows:
(1) Calucium Silicate powder powder is prepared: first by the silicon-dioxide in starting material 96 kilograms; 72 kilograms, calcium oxide; Seal in 7.5 kilograms, sodium carbonate and water 4500 kilograms of placing response stills, the temperature in reactor is 210 DEG C, and pressure is 3MPa, and is incubated 24 hours; Then be cooled to 25 DEG C, be placed in the drying in oven of 145 DEG C, obtained Calucium Silicate powder powder;
(2) by obtained Calucium Silicate powder powder and cement 260 kilograms; Expanded vermiculite 63 kilograms; Haydite 53 kilograms; 74 kilograms, slag; 6 kilograms, flyash; Shredded paper considers 1.2 kilograms to be worth doing; Wood chip 0.8 kilogram; Water 110 kilograms of mix and blends;
(3) extrusion molding: the starting material mixed after step (2) are put into forming mould and extrudes, the pressure of extruding is 3.5MPa;
(4) vapor cure: warming plate maintenance step (3) obtained 15.5 hours, curing temperature is 85 DEG C.
The wet performance density of described warming plate is 200-300 kilograms per cubic meter; Dry performance density is 230-260 kilograms per cubic meter; Ultimate compression strength >=0.45MPa; Thermal conductivity≤0.05W/km; Lagging material unit weight is 2240-260 kilograms per cubic meter.
The present invention can pass through existing techniques in realizing without the technical characteristic described, and does not repeat them here.Certainly; above-mentioned explanation is not limitation of the present invention; the present invention is also not limited in above-mentioned citing, the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement, also should belong to protection scope of the present invention.
Claims (8)
1. a warming plate, is characterized in that: its raw-material moiety is by weight: cement 248-262 part; Silicon-dioxide 82-98 part; Calcium oxide 68-75 part; 7.5 parts, sodium carbonate; Expanded vermiculite 58-64 part; Haydite 48-56 part; Slag 73-76 part; Flyash 5-7 part; Shredded paper 0.8-1.3 part; Wood chip 0.5-0.9 part, water 4600-4610 part.
2. warming plate according to claim 1, is characterized in that: its starting material moiety is cement 248 parts by weight; Silicon-dioxide 82 parts; 68 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 58 parts; Haydite 48 parts; 73 parts, slag; 5 parts, flyash; Shredded paper considers 0.8 part to be worth doing; Wood chip 0.5 part; 4600 parts, water.
3. require the warming plate described in 1 according to power, it is characterized in that: its starting material moiety is cement 256 parts by weight; Silicon-dioxide 92 parts; 72 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 61 parts; Haydite 53 parts; 75 parts, slag; 6 parts, flyash; Shredded paper considers 1.1 parts to be worth doing; Wood chip 0.7 part; 4600 parts, water.
4. warming plate according to claim 1, is characterized in that: its starting material moiety is cement 262 parts by weight; Silicon-dioxide 98 parts; 75 parts, calcium oxide; 7.5 parts, sodium carbonate; Expanded vermiculite 64 parts; Haydite 53 parts; 76 parts, slag; 7 parts, flyash; Shredded paper considers 1.3 parts to be worth doing; Wood chip 0.9 part; 4610 parts, water.
5. the warming plate according to claim 1 or 2 or 3 or 4, is characterized in that: described silicon-dioxide, calcium oxide, expanded vermiculite are Powdered.
6. warming plate according to claim 5, is characterized in that: the surrounding side of described warming plate is provided with three grooves, and this groove is evenly distributed on warming plate side, and the degree of depth of this groove is 1-3mm.
7. warming plate preparation method according to claim 6, is characterized in that: obtained by following steps:
(1) Calucium Silicate powder powder is prepared: first seal in the silicon-dioxide in starting material, calcium oxide, sodium carbonate and water placing response still, the temperature in reactor is 190-210 DEG C, and pressure is 2.5-3MPa, and is incubated 24 hours; Then be cooled to 25 DEG C, be placed in the drying in oven of 145 DEG C, obtained Calucium Silicate powder powder;
(2) by obtained Calucium Silicate powder powder and other starting material and remaining water mix and blend;
(3) extrusion molding: the starting material mixed after step (2) are put into forming mould and extrudes, the pressure of extruding is 3.5MPa;
(4) vapor cure: the warming plate maintenance 14.5-15.5 hour obtained by step (3), curing temperature is 70 DEG C-85 DEG C.
8. warming plate preparation method according to claim 7, is characterized in that: in described step (1), the weight of water used is 97.6% of total Water, the water used in step (2) is total Water 2.4%.
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| CN201310609356.0A CN103626437B (en) | 2013-11-27 | 2013-11-27 | Insulating board and preparation method thereof |
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| CN201310609356.0A CN103626437B (en) | 2013-11-27 | 2013-11-27 | Insulating board and preparation method thereof |
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| CN103626437B true CN103626437B (en) | 2015-04-29 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105130333B (en) * | 2015-07-29 | 2018-01-30 | 卓达新材料科技集团有限公司 | A kind of non-evaporating foster high-strength cement sawdust-board and preparation method thereof |
| CN106336168A (en) * | 2016-08-23 | 2017-01-18 | 珠海华科建筑工程技术有限公司 | Inner core plate and wallboard prepared from inner core plate |
| CN113429177B (en) * | 2021-07-16 | 2022-03-22 | 武昌理工学院 | Lightweight building insulation board based on fly ash |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103427A (en) * | 1986-05-21 | 1986-10-08 | 北京市加气混凝土厂 | The manufacture method of heat-insulation material of porous calcium silicate |
| CN1621390A (en) * | 2004-08-11 | 2005-06-01 | 罗瑞真 | Inorganic fireproof board |
| CN102918002A (en) * | 2010-04-29 | 2013-02-06 | 索尔维公司 | Process for the manufacture of aerated concrete construction materials and construction materials obtained thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8133354B2 (en) * | 2008-01-04 | 2012-03-13 | USG Interiors, LLC. | Acoustic ceiling tiles made with paper processing waste |
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2013
- 2013-11-27 CN CN201310609356.0A patent/CN103626437B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103427A (en) * | 1986-05-21 | 1986-10-08 | 北京市加气混凝土厂 | The manufacture method of heat-insulation material of porous calcium silicate |
| CN1621390A (en) * | 2004-08-11 | 2005-06-01 | 罗瑞真 | Inorganic fireproof board |
| CN102918002A (en) * | 2010-04-29 | 2013-02-06 | 索尔维公司 | Process for the manufacture of aerated concrete construction materials and construction materials obtained thereof |
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