CN1528580A - Fiber reinforced building composite material and making method thereof - Google Patents
Fiber reinforced building composite material and making method thereof Download PDFInfo
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- CN1528580A CN1528580A CNA031544339A CN03154433A CN1528580A CN 1528580 A CN1528580 A CN 1528580A CN A031544339 A CNA031544339 A CN A031544339A CN 03154433 A CN03154433 A CN 03154433A CN 1528580 A CN1528580 A CN 1528580A
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Abstract
The invention is a fiber reinforced building composite and making method, adopting denatured magnesian gelatinizing combination as adhesive firming agent, metal grille as skeleton material, and plant stalks including cotton stalks and thick and long fiber as reinforcing thermal insulation material, then performing composite pouring and pressing to shape to make the component material such as integral wallboard, floor, roof and so on. The denatured magnesian gelatinizing combination is prepared of magnesia powder, magnesium chloride powder, phosphoric acid, neutral paper making waste liquor brick-red powder. It can be applied to low-rise architecture, civil architecture in multiple earthquake occurring area, medium- and high- rise framework architecture, and has advantages of good building performance, low cost, small weight and so on.
Description
The present invention relates to a kind of fiber reinforcement composite building material and preparation method, be adapted to rural area and the low-rise building below three layers of earthquake prone areas especially, also be applicable to the frame structure building on the middle and senior level in city.Utilize the batch production mode of production, produce buiding material members such as integral wall, floor, roof, cooperate artificial framework to use.
Original state of the art before the present invention is: most of villages and towns in rural areas civil buildings based on traditional sun-dried mud brick body of wall carry out the transition to gradually clay brick, watt, timber structure, this a large amount of clay brick, watt, the used construction material of timber structure exists land resource destroyed serious and deficiency big to the timber demand amount and that cost is high.So in order to protect land resource and to save the anxious construction material to be innovated of timber.
The object of the present invention is to provide the construction material and the preparation method of the light and high-strength heat preservation of a kind of bulk density, make it to replace traditional clay, brick, watt, timber structure, fully instead of clay, brick, watt, timber, reduce building cost, be suitable for the building material and the preparation method of the framework on the middle and senior level in rural area, small towns and earthquake prone areas and city.
The present invention is achieved in that a kind of fiber reinforcement composite building material and preparation method, it is characterized in that by adhering and solidifying agent, metallic grid, cotton straw and fiber, through the composite casting extrusion forming, the adhering and solidifying agent is the modified magnesium cementitious compositions, the each component formulation by weight of modified magnesium cementitious compositions is: magnesia powder MgO (content 85%) 45%～48%, magnesium chloride powder MgCl
2, neutral papermaking wastewater is modulated into 28～30Be ' solution 40%～45%, common brick powder (particle diameter 0.16mm) 10%～12%, phosphoric acid H
3PO
41%, neutral papermaking wastewater an amount of (standby), metallic grid is the shaped steel of steel rod welding or is bundled into grid-like framework, cotton straw and fiber comprise adhesive-bonded fabric, the timber offal, the trees branch, fork, root, the concrete preparation method of fiber reinforcement composite building material is: at first the used raw material component of composite building material is tested by national standard and company standard, second step was that the preparatory process before the preparation of fiber reinforcement composite building material member comprises: a. welding, the binding metallic grid, b. the plant straw forms thick long fibre after roll extrusion, string is through flooding after colligation or bundle at the modified magnesium cementitious compositions, put into two grid colligations through maintenance and become framework, it is standby that the straw that the preparation roof is used will be compiled into basketry, c. in composition weight ratio preparation modified magnesium cementitious compositions, the 3rd step was the mold pressing cast, comprise the cast of a. integral wall, b. floor cast, the cast of c. roof, the abundant stamp pestle of warp during the d. cast, additional vibrations, insulated curing under certain pressure.The 4th step insulated curing under 10-30 ℃ of temperature conditions, relies on mould constraint pressure 2Kg/cm
2Pressure maintenance three days, form removal natural curing 25 days.Described fibre reinforced composites and preparation method is characterized in that said neutral papermaking wastewater is to handle through acid-base value, shows the neutral papermaking wastewater that contains string, resin.Described a kind of fiber reinforcement composite building material and preparation method, it is characterized in that said mold pressing cast, mold pressing cast integral wall, the technical process of floor is: a. places the baseplane flat plate mold, the frame mould of adjustable size is set on the flat plate mold of baseplane, b. the one deck that evenly tiles on the flat plate mold of baseplane flooded the plant straw that changes magnesia glue gel material and comprised cotton stalk, the offal fiber (the crisscross tiling of fiber) of thick long fibre or combing, c. the thick modified magnesium Binder Materials of 10mm that on fiber, evenly covers, it is floating after high score stamp pestle and additional vibrations make it to mix with fiber, d. repeat 1-2 apparent thickness requirement of above process and decide, e. on the mixture of homogenising and floating modified magnesium Binder Materials and fiber, keep flat metal material grid (also claiming to weld net) and through roll extrusion, the plant straw (cotton stalk bundle) of colligation dipping modification magnesium Binder Materials is tied up the location, floor is placed mandrel (garden pipe) at interval in the weldering network framework through tying up the location, integral wall is put mandrel in the wire hole position, f. repeat the process that magnesia modified adhesive gel material mixes with thick long fibre, extract mandrel out after adding a cover flat plate mold and pressurization vibrations typing then in the above, be cured maintenance.Described fiber reinforcement composite building material and preparation method, it is characterized in that the cast of said roof is to place the straw basketry that the plant straw is woven into through roll extrusion on the thermal insulation of roof heat-insulation layer, carrying out modified magnesium Binder Materials cover the above thickness of 10mm on the straw basketry makes it evenly to mix with the straw basketry with vibrations through stamp pestle is also attached, place two layers of straw basketry after floating again, repeat the technical process of one deck straw basketry.
The present invention has reached the purpose of expection invention, tangible technique effect and obvious improvement have been compared with original technology, require the compression strength 25Mpa of No. 250 bricks with the method for inspection of GB GB2542-81 brick, rupture strength 3.1Mpa relatively, the compression strength of integral wall of the present invention is 28Mpa, and rupture strength is 4.1Mpa, and the original technology of compressive strength rate improves 3Mpa, rupture strength improves 1Mpa than original technology, and gross weight is compared than original brick structure and alleviated 3/5-3/4; Compare heat insulation and preservation effect with original technology and be significantly improved, ageing-resistant, freezing and thawing performance improves a lot, and antiseismic effect obviously improves, and building cost is compared with traditional brick and tile timber structure and reduced by 1/3.
In conjunction with the accompanying drawings and embodiments the present invention is further described:
Accompanying drawing 1 is total process chart of fiber reinforcement composite building material and preparation method.
According to the design and the preparation method of above-mentioned fiber reinforcement composite building material, according to technological process, inventor's embodiment has built one two layers roof backing villa formula building, west and east span 16m, north and south span 10m, construction area 320m altogether
2, material and preparation method such as following table that its different parts adopts:
The percentage on specification quantity one hurdle is percentage by weight in the last table.
Embodiment builds the every building index in back of being completed and all reaches designing requirement; adopt the present invention to significantly improve resistance to compression, the rupture strength of building; alleviated the weight of building greatly; heat-insulation and heat-preservation, ageing-resistant, freezing and thawing performance obviously improve than conventional art; especially antiseismic effect has significantly improved; building cost is compared with the brick and tile timber structure of equal construction area and has been reduced by 33%; for country has saved land resource and timber resources; make full use of plant straw waste material, helped environmental protection.The present invention has vast market prospect and exploitation to be worth.
Claims (4)
1, a kind of fiber reinforcement composite building material and preparation method, it is characterized in that by adhering and solidifying agent, metallic grid, cotton straw and fiber, through the composite casting extrusion forming, the adhering and solidifying agent is the modified magnesium cementitious compositions, the each component weight proportion of modified magnesium cementitious compositions is: magnesia powder MgO (content 85%) 45%～48%, magnesium chloride powder MgCl
2, neutral papermaking wastewater is modulated into 28～30Be ' solution 40%～45%, common brick powder (particle diameter 0.16mm) 10%～12%, phosphoric acid H
2PO
41%, neutral papermaking wastewater an amount of (standby), metallic grid is the shaped steel of steel rod welding or is bundled into grid-like framework, cotton straw and fiber comprise adhesive-bonded fabric, the timber offal, the trees branch, fork, root, the concrete preparation method of fiber reinforcement composite building material is: at first the used raw material component of composite building material is tested by national standard and company standard, second step was that the preparatory process before the preparation of fiber reinforcement composite building material member comprises: a. welding, the binding metallic grid, b. the plant straw forms thick long fibre after roll extrusion, string is through flooding after colligation or bundle at the modified magnesium cementitious compositions, put into two grid colligations through maintenance and become framework, it is standby that the straw that the preparation roof is used will be compiled into basketry, c. in composition weight ratio preparation modified magnesium cementitious compositions, the 3rd step was the mold pressing cast, comprise the cast of a. integral wall, b. floor cast, c. roof cast, the abundant stamp pestle of warp when d. pouring into a mould, additional vibrations, insulated curing under certain pressure, the 4th step insulated curing, under 10-30 ℃ of temperature conditions, rely on mould constraint pressure 2Kg/cm
2Pressure maintenance three days, form removal natural curing 25 days.
2, fiber reinforcement composite building material according to claim 1 and preparation method is characterized in that said papermaking wastewater is to handle through acid-base value, shows the neutral papermaking wastewater that contains string, resin.
3, fiber reinforcement composite building material according to claim 1 and preparation method, it is characterized in that said mold pressing cast, the technical process of mold pressing cast integral wall, floor is: a. places the baseplane flat plate mold, and the frame mould of adjustable size is set on the flat plate mold of baseplane.B. on the flat plate mold of baseplane evenly tiling one deck flooded and change magnesial gelatinized composition plant straw and comprise cotton stalk, the offal fiber (the crisscross tiling of fiber) of thick long fibre or combing, c. the thick modified magnesium Binder Materials of 10mm that on fiber, evenly covers, it is floating after high score stamp pestle and additional vibrations make it to mix with fiber, d. repeat 1-2 apparent thickness requirement of above process and decide, e. on the mixture of homogenising and floating modified magnesium Binder Materials and fiber, keep flat metal material grid (also claiming to weld net) and through roll extrusion, the plant straw (cotton stalk bundle) of colligation dipping modification magnesium Binder Materials is tied up the location, floor is placed mandrel (garden pipe) in the weldering network framework through tying up the location, integral wall is put mandrel in the wire hole position, f. repeat the process that magnesia modified adhesive gel material mixes with thick long fibre, extract mandrel out after adding a cover flat plate mold and pressurization vibrations typing then in the above, be cured maintenance.
4, fiber reinforcement composite building material according to claim 1 and preparation method, it is characterized in that the cast of said roof, be on the thermal insulation of roof heat-insulation layer, to place the straw basketry that the plant straw is woven into through roll extrusion, carrying out modified magnesium Binder Materials cover the above thickness of 10mm on the straw basketry makes it evenly to mix with the straw basketry with vibrations through stamp pestle is also attached, place two layers of straw basketry after floating again, repeat the technical process of one deck straw basketry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03154433 CN1245284C (en) | 2003-09-29 | 2003-09-29 | Fiber reinforced building composite material and making method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03154433 CN1245284C (en) | 2003-09-29 | 2003-09-29 | Fiber reinforced building composite material and making method thereof |
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| Publication Number | Publication Date |
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| CN1528580A true CN1528580A (en) | 2004-09-15 |
| CN1245284C CN1245284C (en) | 2006-03-15 |
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| CN 03154433 Expired - Fee Related CN1245284C (en) | 2003-09-29 | 2003-09-29 | Fiber reinforced building composite material and making method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101112768B (en) * | 2006-07-25 | 2010-08-11 | 张路举 | Process for producing board through cold pressing and molding by using cropper straw |
| CN101914983A (en) * | 2010-08-06 | 2010-12-15 | 刘保成 | External wall body thermal insulation decorative board and preparation method thereof |
| CN102049830A (en) * | 2009-10-28 | 2011-05-11 | 合肥杰事杰新材料有限公司 | Method for manufacturing bicycle frame by using composite material |
| CN102267166A (en) * | 2011-04-27 | 2011-12-07 | 北京中诺德瑞工业科技有限公司 | Method for preparing light-weight wallboard from waste residues and liquid wastes caused by papermaking and product prepared by using method |
| CN102926518A (en) * | 2012-08-04 | 2013-02-13 | 河南省美圣达低碳科技有限公司 | Integrated external wall insulating decorative sheet and method for fabricating same |
| CN107266011A (en) * | 2017-07-18 | 2017-10-20 | 济南大学 | One kind carbonization magnesia cement heat insulation building block |
| CN107459326A (en) * | 2017-08-03 | 2017-12-12 | 何明驹 | Floor castable and preparation method thereof, floor and preparation method thereof |
-
2003
- 2003-09-29 CN CN 03154433 patent/CN1245284C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101112768B (en) * | 2006-07-25 | 2010-08-11 | 张路举 | Process for producing board through cold pressing and molding by using cropper straw |
| CN102049830A (en) * | 2009-10-28 | 2011-05-11 | 合肥杰事杰新材料有限公司 | Method for manufacturing bicycle frame by using composite material |
| CN102049830B (en) * | 2009-10-28 | 2013-08-07 | 合肥杰事杰新材料股份有限公司 | Method for manufacturing bicycle frame by using composite material |
| CN101914983A (en) * | 2010-08-06 | 2010-12-15 | 刘保成 | External wall body thermal insulation decorative board and preparation method thereof |
| CN102267166A (en) * | 2011-04-27 | 2011-12-07 | 北京中诺德瑞工业科技有限公司 | Method for preparing light-weight wallboard from waste residues and liquid wastes caused by papermaking and product prepared by using method |
| CN102926518A (en) * | 2012-08-04 | 2013-02-13 | 河南省美圣达低碳科技有限公司 | Integrated external wall insulating decorative sheet and method for fabricating same |
| CN102926518B (en) * | 2012-08-04 | 2015-03-04 | 河南省美圣达低碳科技有限公司 | Integrated external wall insulating decorative sheet and method for fabricating same |
| CN107266011A (en) * | 2017-07-18 | 2017-10-20 | 济南大学 | One kind carbonization magnesia cement heat insulation building block |
| CN107459326A (en) * | 2017-08-03 | 2017-12-12 | 何明驹 | Floor castable and preparation method thereof, floor and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN1245284C (en) | 2006-03-15 |
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