CN104987023A - Insulating and anti-cracking combination sand board prepared through power plant waste residues and production technology thereof - Google Patents
Insulating and anti-cracking combination sand board prepared through power plant waste residues and production technology thereof Download PDFInfo
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- CN104987023A CN104987023A CN201510399759.6A CN201510399759A CN104987023A CN 104987023 A CN104987023 A CN 104987023A CN 201510399759 A CN201510399759 A CN 201510399759A CN 104987023 A CN104987023 A CN 104987023A
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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 relates to the technical field of preparation of insulating and anti-cracking combination sand boards, in particular to an insulating and anti-cracking combination sand board prepared through power plant waste residues. The combination comprises the power plant waste residues, coal ash, desulfurization gypsum, super-fine sand, polymer modifier, fibers, sanding powder and policapram. Calcium silicate board products prepared through the method meet various index requirements of the national standard, the pollution to the environment by industrial solid waste emission can be reduced, and economic and social benefits of turning 'waste' into wealth can further be achieved.
Description
Technical field
The present invention relates to the preparing technical field of Calucium Silicate powder sand plate plate, be specifically related to a kind of thermal-insulating and anti-cracking utilizing plant residue to prepare and combine sand plate and production technique thereof.
Background technology
Along with iron and steel and electric power industry development; the industrial waste quantity dischargeds such as slag, desulfurated plaster and flyash are by increase year by year; the industrial waste thereupon brought also can bring environment and land resources and have a strong impact on; therefore improve Industrial Solid Waste rate of utilization, the protection of comprehensive utilization to china natural resources and environment realizing waste resource has great importance.
Calucium Silicate powder sand plate is a kind of novel inorganic building and ornament materials, because its intensity is high, lightweight, and there is good processability and uninflammability, so be used in the shifting board of boats and ships widely, furred ceiling and the nonweight-bearing body of wall of building, and have other places of fire protection requirement.But because it exists the problems such as cost is high, construction is difficult, cause marketing difficult.
The present invention utilizes the industrial residues such as slag, flyash and desulfurated plaster to prepare a kind of Calucium Silicate powder sand plate plate, give full play to the synergy between different solid waste, produce and obtain the material of construction meeting national standard, not only can realize the comprehensive utilization of industrial solid wastes, the pollution of solid waste discharge to environment can also be reduced.
Summary of the invention
The raw materials such as industrial solid wastes and ultra-fine sand such as plant residue, flyash and desulfurated plaster mix by the present invention according to a certain percentage, and mix sand plate prepared by a small amount of polymer modifiers and fiber.
Technical solutions according to the invention are: the thermal-insulating and anti-cracking combination sand plate utilizing plant residue to prepare, is characterized in that: said composition raw material composition comprises: plant residue, flyash, desulfurated plaster, ultra-fine sand, polymer modifiers, fiber, sanding powder, policapram.
Said composition raw material is by following weight quota proportioning composition: plant residue: 30-35 part, flyash: 5-15 part, desulfurated plaster: 10-25 part, ultra-fine sand 10-15 part, polymer modifiers 0.2-0.4 part, fiber 0.15-0.5 part, sanding powder: 15-20 part, policapram: 1-5 part;
Described polymer modifiers is acrylic rubber powder, polyvinyl alcohol rubber powder or acrylic rubber powder and polyvinyl alcohol rubber powder is the mixture of 0.8:1 in mass ratio;
The fineness modulus of described ultra-fine sand is 0.5-0.6;
The preparation method of thermal-insulating and anti-cracking combination sand plate, is characterized in that: comprise the steps:
A: blend feedstock: take raw material by proportioning and put into conical double ribbon and revolve in stirrer and stir, churning time is 8-15 minute, obtains the mixture after stirring;
B: the preparation of slip: raw material mixing is placed in 40-50 DEG C of tank and carries out being uniformly mixed uniformly slip, then add water and pull an oar, then the compound of releasing is added conical double ribbon revolve in stirrer, then stir 5-40 minute, obtain interface enhancement type anticracking grout; Compound and water ratio is by weight percentage: compound: 10%; Water: 90%;
C: the preparation of blanket: carry out after blowing until slip, slip is evenly distributed on felt through conveyer trough, also forms fine and close hair plates blank by vacuum pump adsorption dewatering, then through shaping roller compression molding, via the demoulding of stripper vacuum;
D: steam-cured: after the demoulding blanket through 150 DEG C, steam-cured under 1.5-2Mpa high pressure;
E: dry: steam-cured rear blanket is dried in the dryer of 50-100 DEG C, makes blanket water content be less than 7%;
F: polishing: polish smooth goods by grinder and put in storage.
In steam-cured step, the heating-up time is 3 hours, and after being raised to 160 DEG C, constant temperature keeps 3 hours, and then lower the temperature 4 hours, the blanket water content after steam-cured is 5wt%.
Advantage of the present invention is:
The present invention with the Industrial Solid Wastes such as blast furnace slag, flyash and desulfurated plaster and cement for main raw material, and allocate wollastonite powder and slaked lime powder into, manufacture out water-proof fire-retardant calcium silicate board product, meet the indices requirement of national standard, product tool can not only reduce the pollution of Industrial Solid Waste discharge to environment, can also play the economic and social benefit of turning waste into wealth; With ultra-fine sand preparation anticracking grout, the utilization of the ultra-fine sand of local material can be solved, reduce costs, but shrinkage will increase greatly, especially easily ftractures.But by verification experimental verification, the mortar for exterior prepared with ultra-fine sand of the present invention, solves the technical barrier hindering ultra-fine sand (fineness modulus 0.5-0.6) to shrink large workability difference for anticracking grout.
Embodiment
Embodiment 1:
The thermal-insulating and anti-cracking combination sand plate utilizing plant residue to prepare, is characterized in that: said composition raw material composition comprises: plant residue, flyash, desulfurated plaster, ultra-fine sand, polymer modifiers, fiber, sanding powder, policapram.
Said composition raw material is by following weight quota proportioning composition: plant residue: 30 parts, flyash: 5 parts, desulfurated plaster: 10 parts, 10 parts, ultra-fine sand, polymer modifiers 0.2 part, fiber 0.15 part, sanding powder: 15 parts, policapram: 1 part;
Described polymer modifiers is acrylic rubber powder, polyvinyl alcohol rubber powder or acrylic rubber powder and polyvinyl alcohol rubber powder is the mixture of 0.8:1 in mass ratio;
The fineness modulus of described ultra-fine sand is 0.5;
The preparation method of thermal-insulating and anti-cracking combination sand plate, is characterized in that: comprise the steps:
A: blend feedstock: take raw material by proportioning and put into conical double ribbon and revolve in stirrer and stir, churning time is 8 minutes, obtains the mixture after stirring;
B: the preparation of slip: raw material mixing is placed in 40 DEG C of tanks and carries out being uniformly mixed uniformly slip, then add water and pull an oar, then the compound of releasing is added conical double ribbon revolve in stirrer, then stir 5 minutes, obtain interface enhancement type anticracking grout; Compound and water ratio is by weight percentage: compound: 10%; Water: 90%;
C: the preparation of blanket: carry out after blowing until slip, slip is evenly distributed on felt through conveyer trough, also forms fine and close hair plates blank by vacuum pump adsorption dewatering, then through shaping roller compression molding, via the demoulding of stripper vacuum;
D: steam-cured: after the demoulding blanket through 150 DEG C, steam-cured under 1.5 Mpa high pressure;
E: dry: steam-cured rear blanket is dried in the dryer of 50 DEG C, makes blanket water content be less than 7%;
F: polishing: polish smooth goods by grinder and put in storage.
In steam-cured step, the heating-up time is 3 hours, and after being raised to 160 DEG C, constant temperature keeps 3 hours, and then lower the temperature 4 hours, the blanket water content after steam-cured is 5wt%.
Embodiment 2:
The thermal-insulating and anti-cracking combination sand plate utilizing plant residue to prepare, is characterized in that: said composition raw material composition comprises: plant residue, flyash, desulfurated plaster, ultra-fine sand, polymer modifiers, fiber, sanding powder, policapram.
Said composition raw material is by following weight quota proportioning composition: plant residue: 35 parts, flyash: 15 parts, desulfurated plaster: 25 parts, 15 parts, ultra-fine sand, polymer modifiers 0.4 part, fiber 0.5 part, sanding powder: 20 parts, policapram: 5 parts;
Described polymer modifiers is acrylic rubber powder, polyvinyl alcohol rubber powder or acrylic rubber powder and polyvinyl alcohol rubber powder is the mixture of 0.8:1 in mass ratio;
The fineness modulus of described ultra-fine sand is 0.6;
The preparation method of thermal-insulating and anti-cracking combination sand plate, is characterized in that: comprise the steps:
A: blend feedstock: take raw material by proportioning and put into conical double ribbon and revolve in stirrer and stir, churning time is 15 minutes, obtains the mixture after stirring;
B: the preparation of slip: raw material mixing is placed in 50 DEG C of tanks and carries out being uniformly mixed uniformly slip, then add water and pull an oar, then the compound of releasing is added conical double ribbon revolve in stirrer, then stir 40 minutes, obtain interface enhancement type anticracking grout; Compound and water ratio is by weight percentage: compound: 10%; Water: 90%;
C: the preparation of blanket: carry out after blowing until slip, slip is evenly distributed on felt through conveyer trough, also forms fine and close hair plates blank by vacuum pump adsorption dewatering, then through shaping roller compression molding, via the demoulding of stripper vacuum;
D: steam-cured: after the demoulding blanket through 150 DEG C, steam-cured under 2Mpa high pressure;
E: dry: steam-cured rear blanket is dried in the dryer of 50-100 DEG C, makes blanket water content be less than 7%;
F: polishing: polish smooth goods by grinder and put in storage.
In steam-cured step, the heating-up time is 3 hours, and after being raised to 160 DEG C, constant temperature keeps 3 hours, and then lower the temperature 4 hours, the blanket water content after steam-cured is 5wt%.
The present invention with the Industrial Solid Wastes such as blast furnace slag, flyash and desulfurated plaster and cement for main raw material, and allocate wollastonite powder and slaked lime powder into, manufacture out water-proof fire-retardant calcium silicate board product, meet the indices requirement of national standard, product tool can not only reduce the pollution of Industrial Solid Waste discharge to environment, can also play the economic and social benefit of turning waste into wealth; With ultra-fine sand preparation anticracking grout, the utilization of the ultra-fine sand of local material can be solved, reduce costs, but shrinkage will increase greatly, especially easily ftractures.Adopt this invention technology, the pollution of Industrial Solid Waste discharge to environment can not only be reduced, the economic and social benefit of turning waste into wealth can also be played.
Claims (5)
1. the thermal-insulating and anti-cracking combination sand plate utilizing plant residue to prepare, is characterized in that: said composition raw material composition comprises: plant residue, flyash, desulfurated plaster, ultra-fine sand, polymer modifiers, fiber, sanding powder, policapram.
2. thermal-insulating and anti-cracking combination sand plate as claimed in claim 1, it is characterized in that: said composition raw material forms by following weight quota proportioning: plant residue: 30-35 part, flyash: 5-15 part, desulfurated plaster: 10-25 part, ultra-fine sand 10-15 part, polymer modifiers 0.2-0.4 part, fiber 0.15-0.5 part, sanding powder: 15-20 part, policapram: 1-5 part;
Thermal-insulating and anti-cracking combination sand plate as claimed in claim 1 or 2, is characterized in that: described polymer modifiers is acrylic rubber powder, polyvinyl alcohol rubber powder or acrylic rubber powder and polyvinyl alcohol rubber powder is the mixture of 0.8:1 in mass ratio.
3. thermal-insulating and anti-cracking combination sand plate as claimed in claim 1 or 2, is characterized in that: the fineness modulus of described ultra-fine sand is 0.5-0.6.
4. the preparation method of thermal-insulating and anti-cracking combination sand plate according to claim 1, is characterized in that: comprise the steps:
A: blend feedstock: take raw material by proportioning and put into conical double ribbon and revolve in stirrer and stir, churning time is 8-15 minute, obtains the mixture after stirring;
B: the preparation of slip: raw material mixing is placed in 40-50 DEG C of tank and carries out being uniformly mixed uniformly slip, then add water and pull an oar, then the compound of releasing is added conical double ribbon revolve in stirrer, then stir 5-40 minute, obtain interface enhancement type anticracking grout; Compound and water ratio is by weight percentage: compound: 10%; Water: 90%;
C: the preparation of blanket: carry out after blowing until slip, slip is evenly distributed on felt through conveyer trough, also forms fine and close hair plates blank by vacuum pump adsorption dewatering, then through shaping roller compression molding, via the demoulding of stripper vacuum;
D: steam-cured: after the demoulding blanket through 150 DEG C, steam-cured under 1.5-2Mpa high pressure;
E: dry: steam-cured rear blanket is dried in the dryer of 50-100 DEG C, makes blanket water content be less than 7%;
F: polishing: polish smooth goods by grinder and put in storage.
5. thermal-insulating and anti-cracking combination sand plate according to claim 3, it is characterized in that: in steam-cured step, the heating-up time is 3 hours, and after being raised to 160 DEG C, constant temperature keeps 3 hours, then lower the temperature 4 hours, the blanket water content after steam-cured is 5wt%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510399759.6A CN104987023A (en) | 2015-07-09 | 2015-07-09 | Insulating and anti-cracking combination sand board prepared through power plant waste residues and production technology thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510399759.6A CN104987023A (en) | 2015-07-09 | 2015-07-09 | Insulating and anti-cracking combination sand board prepared through power plant waste residues and production technology thereof |
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| CN104987023A true CN104987023A (en) | 2015-10-21 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1884180A (en) * | 2006-06-30 | 2006-12-27 | 章燕芳 | Asbestos-free calcium silicate board and method for making same |
| CN102924000A (en) * | 2012-11-07 | 2013-02-13 | 三明市金宫硅酸钙板有限公司 | Method utilizing industrial waste to prepare non-asbestos calcium silicate board |
| CN102976693A (en) * | 2012-12-10 | 2013-03-20 | 重庆建大建筑材料有限公司 | Outer-wall external thermal-insulation anti-crack mortar prepared from superfine sand |
| CN103664072A (en) * | 2013-11-12 | 2014-03-26 | 郑州登电豫嵩新型装饰板业有限公司 | Calcium silicate board produced from industrial waste slag and production process thereof |
| CN104016628A (en) * | 2014-06-24 | 2014-09-03 | 洛斐尔建材（沈阳）集团有限公司 | Environmental-friendly calcium silicate board and production process thereof |
-
2015
- 2015-07-09 CN CN201510399759.6A patent/CN104987023A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1884180A (en) * | 2006-06-30 | 2006-12-27 | 章燕芳 | Asbestos-free calcium silicate board and method for making same |
| CN102924000A (en) * | 2012-11-07 | 2013-02-13 | 三明市金宫硅酸钙板有限公司 | Method utilizing industrial waste to prepare non-asbestos calcium silicate board |
| CN102976693A (en) * | 2012-12-10 | 2013-03-20 | 重庆建大建筑材料有限公司 | Outer-wall external thermal-insulation anti-crack mortar prepared from superfine sand |
| CN103664072A (en) * | 2013-11-12 | 2014-03-26 | 郑州登电豫嵩新型装饰板业有限公司 | Calcium silicate board produced from industrial waste slag and production process thereof |
| CN104016628A (en) * | 2014-06-24 | 2014-09-03 | 洛斐尔建材（沈阳）集团有限公司 | Environmental-friendly calcium silicate board and production process thereof |
Non-Patent Citations (3)
| Title |
|---|
| 张金山； 叶俊沛； 孙俊民； 曹永丹； 耿郑州: "利用硅钙渣、脱硫石膏、粉煤灰等固体废弃物生产硅酸钙板的试验研究", 《新型建筑材料》 * |
| 曹永丹； 孙俊民； 杨志杰； 张金山； 曹钊；: "固体废物协同作用生产硅钙板的工业试验研究", 《有色金属（选矿部分）》 * |
| 曹钊； 曹永丹； 李现龙； 张金山； 周珊: "高炉矿渣-粉煤灰-脱硫石膏-水泥制备硅酸钙板的协同水化机理", 《硅酸盐通报》 * |
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Application publication date: 20151021 |
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