CN105272346A - Method for preparing composite wallboard from manganese mine waste residue processed by magnesium oxide - Google Patents
Method for preparing composite wallboard from manganese mine waste residue processed by magnesium oxide Download PDFInfo
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- CN105272346A CN105272346A CN201410366396.1A CN201410366396A CN105272346A CN 105272346 A CN105272346 A CN 105272346A CN 201410366396 A CN201410366396 A CN 201410366396A CN 105272346 A CN105272346 A CN 105272346A
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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 provides a lightweight concrete product. The product is prepared by the following steps: magnesium oxide is used as a main gel material, a manganese mine industrial waste residue is used as a filling material, an aqueous solution of magnesium sulfate is used as a blender, and a composite mixed slurry prepared from industrial glue, a modifier and a short fiber as reinforcing materials is added, protein composite foam is mixed, blending, casting and moulding, and maintenance are carried out to obtain the lightweight concrete product. The product can be used as a composite material of a reinforced lightweight composite insulated external wall panel, various insulated modules and building blocks. A test shows that the product has the advantages of good compressive strength, surface density, bending resistance, damage bearing, low heat conduction coefficient, good flame resistance and the like. A lot of manganese mine industrial waste residues are used in the preparation process, and the product is an ideal energy saving and environmental protecting building material. Modified magnesium-oxysulfate-citric is used as a main gel material, and the product has the advantages of low thermal expansion, bending resistance, deformation resistance, cracking resistance, water resistance, moisture regaining resistance, impermeability, scumming resistance, excellent incombustibility, freeze thaw resistance, good impermeability and wear resistance.
Description
Technical field the invention belongs to a kind of method utilizing sulphur lemon oxygen magnesium material process manganese ore waste residue to prepare light composite wallboard and building block, and particularly a kind of manganese ore industrial residue that utilizes is as the building board of main former material filler and building block.
Background technology is current, China's manganese industrial development is huge, a large amount of waste containing sulfate radical is produced in production, the Harmfulness analyse of this waste residue to environment is huge, and manganese ore waste residue is more and more serious for the pollution of environment, process a large amount of manganese ore waste residues and become the task of top priority in manganese industry industry, because the present invention has the large feature of incorporation to process manganese ore waste residue as the main aggregate of building materials, the contribution made to current environmental pollution improvement is of a great variety compared with the foamed concrete wallboard and building block at present for building use during Datong District, but ubiquity undercapacity, fire prevention, sound insulation, the shortcomings such as water resistance is not good.All result in sheet material owing to using the reasons such as the formula of the fast xerogel material such as chlorine oxygen magnesium, sulplo-aluminate and using method thereof and there is a lot of defects.The present invention possesses the quality difficult problem solving a manganese ore Solid state fermentation difficult problem and combined wall board production appearance.
Summary of the invention object of the present invention mainly provides a kind of method utilizing a large amount of manganese ore industrial residue production enhancement light composite wallboard and building block.The preparation of this wallboard and building block uses manganese ore industrial residue in a large number, have that protection of the environment, utilization of waste material, cost are low, lightweight, fire prevention, the feature such as heat insulation.Larger effect is had for the destruction and land protection of reducing environmental influence and natural resources owing to using a large amount of manganese ore industrial waste.
A kind of method utilizing sulphur lemon oxygen magnesium material process manganese ore waste residue to prepare light composite wallboard and building block of the present invention, it is characterized in that, comprise the component of following weight part: manganese ore waste residue 22-40 part, magnesium oxide 110-80 part, bohr concentration 25-30 degree magnesium sulfate solution 90-110 part, citric acid 0.1-10 part, staple fibre 0.1-0.6 part, tune agent 10-25 part, 108 industrial glue 1.0-2.0 parts, the above mixed slurry volume is mixed into above mixed slurry volume 2.2-5.6 plyability protein foam doubly.
Manufacture the method that described a kind of modified sulphur lemon oxygen magnesium material prepares light composite wallboard and building block, its feature in, production stage is as follows: it is for subsequent use that the magnesia powder 1) first choosing above-mentioned ratio of weight and number puts into stirred vessel;
2) stirred vessel put into by the manganese ore waste residue choosing above-mentioned ratio of weight and number;
3) tune agent choosing above-mentioned ratio of weight and number puts into stirred vessel; Above siccative carries out mixing for standby use;
4) choosing above-mentioned weight ratio number magnesium sulfate solution, to put into other stirred vessel for subsequent use, and add described citric acid, add the staple fibre of described portion rate, 108 glue adding described portion rate are uniformly mixed;
5) the liquid batch mixing in above-mentioned 4 containers is poured into above-mentioned 3 container siccatives and carry out high-speed stirring mixing, batch mixing churning time lower than 5min, can not form thick batch mixing for subsequent use;
6) batch mixing of above-mentioned 5 is carried out material loading by automatic mixing machine, carry out being thoroughly mixed to form foam batch mixing through mixer with the foam foamed by foaming machine in mixer;
7) by above-mentioned thick batch mixing by Cemented filling in forming mould, about 240 minutes curing moldings, the demoulding is finished product.
Embodiment
Below in conjunction with the embodiment of the present invention, the present invention is described in further detail.
Embodiment one:
1) 110 parts of magnesia powders, 30 parts of flyash, 10 parts of tune agents are added stirrer to stir and make it even, make magnesia powder flyash batch mixing.
2) get 12 parts of magnesium sulfate in small-sized pond or in container, to add 16 parts of water stirring and dissolving make magnesium sulfate solution, add 5 parts of citric acids, then add the staple fibre of 0.5 part and the 108 industrial glue of 1.0 parts and carry out full and uniform stirring and make mixed liquid.
3) in the stirrer being placed with magnesia powder and flyash batch mixing, add magnesium sulfate mixing solutions and carry out high-speed mixing time 5-10min, be fully uniformly mixed and make thick mixed slurry.
4) carrying out fully mixing with times plyability protein foam of 3.5 in mixing machine by foaming mixing machine with spreading mass and obtain foams mix slurry, steeping through controlling between 0.3-1.0mm.
5) the mixed slurry of above foam is injected into building block mould by pipeline, makes building block through the initial set maintenance demoulding.
6) above foam batch mixing drops into wallboard flat-die 2-3mm, is distributed into layer of glass fiber net.
7) polyphenylene heat insulation slab with two sides dovetail-indent is put into mould compacting location.
8) cloth layer of glass fiber net is floating more again mix-froth slurry to be injected the batch mixing layer putting into the mould 2-3mm of polyphenylene heat insulation slab.
9) the compound material block of flat-die is formed combined wall through the initial set maintenance demoulding.
Embodiment two
1) 100 parts of magnesia powders, 30 parts of manganese ore waste residues, 5 parts of silicon ashes, 5 parts of tune agents are added stirrer to stir and make it even, make magnesia powder manganese mud batch mixing.
2) get 16 parts of magnesium sulfate powder in small-sized pond or in container, to add 23 parts of water stirring and dissolving make magnesium sulfate solution, add 3 parts of citric acids, then add the staple fibre of 0.2 part and the 108 industrial glue of 0.8 part and carry out full and uniform stirring and make mixed liquid.
3) in the stirrer being placed with magnesia powder and manganese ore waste residue batch mixing, add magnesium sulfate mixing solutions and carry out high-speed mixing time 5-10min, be fully uniformly mixed and make thick mixed slurry.
4) carrying out fully mixing with times plyability protein foam of 3.5 in mixing machine by foaming mixing machine with spreading mass and obtain foams mix slurry, steeping through controlling between 0.3-1.0mm.
5) the mixed slurry of above foam is injected into building block mould by pipeline, makes building block through the initial set maintenance demoulding.
6) above foam batch mixing drops into wallboard flat-die 2-3mm, is distributed into layer of glass fiber net.
7) polyphenylene heat insulation slab with two sides dovetail-indent is put into mould compacting location.
8) cloth layer of glass fiber net is floating more again mix-froth slurry to be injected the batch mixing layer putting into the mould 2-3mm of polyphenylene heat insulation slab.
9) the compound material block of flat-die is formed combined wall through the initial set maintenance demoulding.
Embodiment three
1) 110 parts of magnesia powders, 20 parts of manganese ore waste residues, 10 parts of flyash, 6 parts of tune agents are added stirrer to stir and make it even, make magnesia powder manganese mud batch mixing.
2) get 14 parts of magnesium sulfate powder in small-sized pond or in container, to add 22 parts of water stirring and dissolving make magnesium sulfate solution, add 2 parts of citric acids, then add the staple fibre of 0.2 part and the 108 industrial glue of 0.8 part and carry out full and uniform stirring and make mixed liquid.
10) in the stirrer being placed with magnesia powder, manganese ore waste residue and flyash batch mixing, add magnesium sulfate mixing solutions and carry out high-speed mixing time 5-10min, be fully uniformly mixed and make thick mixed slurry.
11) carrying out fully mixing with times plyability protein foam of 3.5 in mixing machine by foaming mixing machine with spreading mass and obtain foams mix slurry, steeping through controlling between 0.3-1.0mm.
12) the mixed slurry of above foam is injected into building block mould by pipeline, makes building block through the initial set maintenance demoulding.
13) above foam batch mixing drops into wallboard flat-die 2-3mm, is distributed into layer of glass fiber net.
14) polyphenylene heat insulation slab with two sides dovetail-indent is put into mould compacting location.
15) cloth layer of glass fiber net is floating more again mix-froth slurry to be injected the batch mixing layer putting into the mould 2-3mm of polyphenylene heat insulation slab.
The compound material block of flat-die is formed combined wall through the initial set maintenance demoulding.
Claims (6)
1. utilize oxygen magnesium material process manganese ore waste residue to prepare a method for combined wall board, it is characterized in that, comprise the component of following weight part:
Manganese ore waste residue 22-40 part, magnesia powder 110-80 part, bohr concentration 25-30 degree magnesium sulfate solution 90-110 part, citric acid 0.1-10 part, staple fibre 0.1-0.6 part, tune agent 10-25 part, 108 industrial glue 1.0-2.0 parts, the above mixed slurry volume is mixed into above mixed slurry volume 4.2-5.6 plyability protein foam doubly.
2. manganese ore waste residue according to claim 1 is a kind of or several above mixing in manganese ore waste residue, flyash, building waste.
3. according to claim 1 or 2,120-200 order powder selected by manganese ore waste residue.
4. tune agent according to claim 1 is one or more mixing of silicon ash, phosphoric acid, iron trichloride, sodium polyphosphate.
5. the foam that is mixed into according to claim 1 is plyability protein foam.
6. one kind for above-mentioned strengthening light composite wallboard or building block producing and manufacturing technique is:
1) it is for subsequent use that the magnesia powder first choosing above-mentioned ratio of weight and number puts into stirred vessel;
2) industrial residue choosing above-mentioned ratio of weight and number puts into stirred vessel;
3) tune agent choosing above-mentioned ratio of weight and number puts into stirred vessel; Above siccative carries out mixing for standby use;
4) choosing above-mentioned weight ratio number magnesium sulfate solution, to put into other stirred vessel for subsequent use, and add described number citric acid, add the staple fibre of described portion rate, 108 glue adding described portion rate are uniformly mixed;
5) the liquid batch mixing in above-mentioned 4 containers is poured into above-mentioned 3 container siccatives to be uniformly mixed, form thick batch mixing for subsequent use;
6) batch mixing of above-mentioned 5 is carried out material loading by automatic mixing machine, carry out being thoroughly mixed to form foam batch mixing through mixer with the foam foamed by foaming machine in mixer;
7) by above-mentioned thick batch mixing by Cemented filling in forming mould, about 240 minutes curing moldings, the demoulding is finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410366396.1A CN105272346A (en) | 2014-07-24 | 2014-07-24 | Method for preparing composite wallboard from manganese mine waste residue processed by magnesium oxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410366396.1A CN105272346A (en) | 2014-07-24 | 2014-07-24 | Method for preparing composite wallboard from manganese mine waste residue processed by magnesium oxide |
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| Publication Number | Publication Date |
|---|---|
| CN105272346A true CN105272346A (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410366396.1A Pending CN105272346A (en) | 2014-07-24 | 2014-07-24 | Method for preparing composite wallboard from manganese mine waste residue processed by magnesium oxide |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102344277A (en) * | 2010-08-05 | 2012-02-08 | 卞智铨 | Magnesium phosphate cement foamed lightweight wall building block |
| CN103483001A (en) * | 2012-06-11 | 2014-01-01 | 杨孟刚 | Manufacturing method of halogen-resistant-strengthened lightweight composite wallboard and building block made of light magnesium powder |
-
2014
- 2014-07-24 CN CN201410366396.1A patent/CN105272346A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102344277A (en) * | 2010-08-05 | 2012-02-08 | 卞智铨 | Magnesium phosphate cement foamed lightweight wall building block |
| CN103483001A (en) * | 2012-06-11 | 2014-01-01 | 杨孟刚 | Manufacturing method of halogen-resistant-strengthened lightweight composite wallboard and building block made of light magnesium powder |
Non-Patent Citations (1)
| Title |
|---|
| 郑直等: "柠檬酸对硫氧镁水泥改性作用", 《合肥工业大学学报(自然科学版)》 * |
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| DD01 | Delivery of document by public notice |
Addressee: Yang Menggang Document name: Notification of Passing Preliminary Examination of the Application for Invention |
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| C06 | Publication | ||
| PB01 | Publication | ||
| DD01 | Delivery of document by public notice |
Addressee: Yang Menggang Document name: Notification of Publication of the Application for Invention |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice |
Addressee: Yang Menggang Document name: Notification of Passing Examination on Formalities |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160127 |