CN105198352A - Preparation method for NCS-gypsum integrated self-heat conserving lightweight wall - Google Patents
Preparation method for NCS-gypsum integrated self-heat conserving lightweight wall Download PDFInfo
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- CN105198352A CN105198352A CN201510709257.9A CN201510709257A CN105198352A CN 105198352 A CN105198352 A CN 105198352A CN 201510709257 A CN201510709257 A CN 201510709257A CN 105198352 A CN105198352 A CN 105198352A
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Abstract
The invention discloses a preparation method for an NCS-gypsum integrated self-heat conserving lightweight wall, which belongs to the field of boards applicable to nonbearing walls of workshops and buildings. The preparation method comprises the following steps: (1) relatively fixing two layers of a glass fiber board on a workbench, peripherally installing netted full-length reinforcements, fixing the reinforcements with screws and reserving a grouting hole in the upper glass fiber board; (2) preparing a grouting material from natural gypsum-produced alpha high-strength gypsum, natural gypsum-produced beta powder, gypsum fiber, a foaming agent, starch, a delayed coagulant and powdered soap by mixing the natural gypsum-produced alpha high-strength gypsum with the natural gypsum-produced beta powder at first, then dissolving the rest raw materials in water and finally, adding the mixed gypsum powder into the prepared aqueous solution; and (3) injecting the grouting material into the space between the upper and lower layers of the glass fiber board and allowing the grouting material to be cured so as to obtain the NCS-gypsum integrated self-heat conserving lightweight wall. The prepared NCS-gypsum integrated self-heat conserving lightweight wall has light weight, waterproof, fireproof and heat-conserving functions, good sound insulation effect and better environmental protection performance.
Description
Technical field
The present invention relates to the sheet material being applicable to factory building and buildings non-load bearing wall, be specifically related to a kind of preparation method of NCS-plaster integrated self-insulating light body of wall.
Background technology
At present, the commercially common sheet material being applicable to factory building and buildings non-load bearing wall has common building block, external wall insulation, Bars In Poured Concrete Slab, styrofoam etc.But along with Highrise buildings, large-sized workshop, the popularization of framed building, the requirement of building trade to sheet material is also more and more higher.Existing common building block and Bars In Poured Concrete Slab have the strong feature of fire resistance property, but there is Heavy Weight, acoustical and thermal weak effect.External wall insulation has lightweight advantage, but heat insulation effect is poor, especially exist and run into naked light or inflammable just fatal shortcoming, in addition, external wall insulation is at the one layer of heat preservation wallboard that exterior wall adds in addition after building into house, so range of application is little, and add one working procedure, extend the duration.
In sum, in order to solve the above-mentioned defect that the existing sheet material being applicable to factory building and buildings non-load bearing wall exists, the invention provides a kind of NCS-gypsum Self-insulation integrated materials for wall with advantages such as quality is light, fire prevention, insulation, sound insulation, environmental protection.
summary of the invention:
The object of this invention is to provide a kind of preparation method of NCS-plaster integrated self-insulating light body of wall, to reach the effect of lightweight, fire prevention, insulation, sound insulation, environmental protection.
The present invention is achieved by the following technical solutions:
A preparation method for NCS-plaster integrated self-insulating light body of wall, step is:
(1) fixed outer layer fiberboard: upper and lower layer glass fiberboard is fixed on the table relatively, and netted elongated lacing wire is installed in the surrounding position between two-layer fiberboard, fixes, wherein top fiber plate is reserved with grouting hole by screw;
(2) grout material is prepared: grout material is prepared by following raw materials according, α high strength gypsum produced by the plaster of paris, β powder produced by the plaster of paris, gypsum fiber, whipping agent, starch, retardant, soap powder, during preparation, first the plaster of paris is produced α high strength gypsum and the plaster of paris to produce β powder and fully mix, obtain mixed gypsum powder, again by gypsum fiber, whipping agent, starch, retardant, soap powder mixing is soluble in water, obtain the auxiliary material aqueous solution, then mixed gypsum powder is added in the auxiliary material aqueous solution, stir, mixed gypsum powder is dissolved in the water, obtain grout material,
(3) slip casting: the grout material obtained by step (2), by grouting hole, injects between upper and lower layer glass fiberboard, solidifies and combine together, to obtain final product after grout material solidifies with upper and lower layer glass fiberboard.
Further, described upper and lower layer glass fiberboard is the high-strength damp-proof glass mat that 9 ~ 10mm is thick, and between layer glass fiberboard, reserved thickness is 100 ~ 200mm.
α high strength gypsum produced by the described plaster of paris, is the terra alba using natural higher-grade gypsum to produce, and β powder produced by the plaster of paris is the common building terra alba using the plaster of paris to produce.
Described gypsum fiber is the nano level gypsum fiber using the plaster of paris to produce.
Described whipping agent is foam concrete foamer.
Described grout material is prepared by the raw material of following weight part, and α high strength gypsum 10-40 produced by the plaster of paris, the plaster of paris produces β powder 60-90, gypsum fiber 1-6, whipping agent 1-3, starch 0.1-5, retardant 0.5-1, soap powder 1-5.
Further, α high strength gypsum 30 parts produced by the described plaster of paris, and 70 parts, β powder produced by the plaster of paris, gypsum fiber 5 parts, whipping agent 2 parts, starch 0.5 part, retardant 0.8 part, soap powder 1 part.
The two ends up and down of described body of wall are respectively arranged with upper platen and lower platen, make can closely cooperate between body of wall, do not have gap.
Upper and lower two-layer outer sheet material is completed by the present invention, fix with stopper, connect, there is netted elongated lacing wire up and down, every square metre has 6 screws to fix, and grouting hole is left on fiberboard, and the distance of upper and lower two-ply is fixed as 100 ~ 150 ㎜, then grout material is injected by guide pipeline grouting holes, combine together with outer sheet material after slip solidifies, to obtain final product.Wherein said α high strength gypsum, it is the terra alba that preferably natural higher-grade gypsum is produced, within 2 hours, folding strength is 5.0-6.0MPa, within 2 hours, ultimate compression strength is 25-28MPa, β powder is also the common building terra alba utilizing the plaster of paris to produce, be all the terra alba that the plaster of paris is produced, within 2 hours, folding strength is 2.5-3.0MPa, and within 2 hours, ultimate compression strength is 12-15MPa.When using α high strength gypsum powder for raw material, because after the sclerosis of high strength gypsum powder, porosity is little, intensity is high, when using β terra alba for raw material, after sclerosis, porosity is larger, but intensity is lower, have complementary advantages after mixing, both have insulation by mixed gypsum, fire prevention, light weight, insulation, easy processing, respiratory function, the feature of good decorative property, after the sclerosis of α high strength gypsum, porosity is little, intensity is high, each self-applying can be given full play to after mixing with β powder, actual detection 2 hours folding strengths are 3.5-4.0MPa, within 2 hours, ultimate compression strength is 10-12MPa, fire resistance reaches does not fire A level, belong to and do not fire product.Gypsum fiber is the nano level gypsum fiber utilizing the plaster of paris to produce, because gypsum fiber integrates the advantage of both fortifying fibre and ultra-fine inorganic filler, when making sheet material, in the gypsum fiber situation of adding above-mentioned weight part, not only can play the effect of strengthening and toughening, also can play the effect of insulation, fire-retardant, refractory heat-insulating simultaneously.
Compared with prior art, the present invention has the following advantages:
(1) quality is light, and skin is glass mat, and internal layer is foaming plaster, and compare existing cement block, Bars In Poured Concrete Slab, concrete slab etc., quality is light;
(2) have waterproof, fire prevention, heat insulation function, skin wherein plays the function of fire-proof and water-proof, and internal layer foaming plaster is lightweight, and can play good heat insulation effect;
(3) soundproof effect of body of wall is good, and more environmental protection, can formaldehyde be absorbed;
(4) product application scope is wide, is particularly useful for the building of high buildings and large mansions in building trade, factory building.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
A preparation method for NCS-plaster integrated self-insulating light body of wall, step is:
(1) fixed outer layer fiberboard: glass mat thick for upper and lower two-layer 9 ~ 10mm is fixed on the table relatively, and netted elongated lacing wire is installed in the surrounding position between two-layer fiberboard, fix by screw, wherein top fiber plate is reserved with grouting hole, between layer glass fiberboard, reserved thickness is 100mm;
(2) grout material is prepared: grout material is prepared by the raw material of following weight part, α high strength gypsum 20 produced by the plaster of paris, β powder 80 produced by the plaster of paris, gypsum fiber 1, whipping agent 2.5, starch 2, retardant 1, soap powder 5, during preparation, α high strength gypsum produced by the plaster of paris, it is the terra alba using natural higher-grade gypsum to produce, β powder produced by the plaster of paris is the common building terra alba using the plaster of paris to produce, the plaster of paris is produced α high strength gypsum and the plaster of paris to produce β powder and fully mix, obtain mixed gypsum powder, again by gypsum fiber, whipping agent, starch, retardant, soap powder mixing is soluble in water, obtain the auxiliary material aqueous solution, then mixed gypsum powder is added in the auxiliary material aqueous solution, stir, mixed gypsum powder is dissolved in the water, obtain grout material,
(3) slip casting: the grout material obtained by step (2), by grouting hole, injects between upper and lower layer glass fiberboard, solidifies and combine together, to obtain final product after grout material solidifies with upper and lower layer glass fiberboard.
Embodiment 2
A preparation method for NCS-plaster integrated self-insulating light body of wall, step is:
(1) fixed outer layer fiberboard: glass mat thick for upper and lower two-layer 9 ~ 10mm is fixed on the table relatively, and netted elongated lacing wire is installed in the surrounding position between two-layer fiberboard, fix by screw, wherein top fiber plate is reserved with grouting hole, between layer glass fiberboard, reserved thickness is 130mm;
(2) grout material is prepared: grout material is prepared by the raw material of following weight part, α high strength gypsum 40 produced by the plaster of paris, β powder 90 produced by the plaster of paris, gypsum fiber 6, whipping agent 1, starch 0.1, retardant 0.5, soap powder 2, during preparation, α high strength gypsum produced by the plaster of paris, it is the terra alba using natural higher-grade gypsum to produce, β powder produced by the plaster of paris is the common building terra alba using the plaster of paris to produce, the plaster of paris is produced α high strength gypsum and the plaster of paris to produce β powder and fully mix, obtain mixed gypsum powder, again by gypsum fiber, whipping agent, starch, retardant, soap powder mixing is soluble in water, obtain the auxiliary material aqueous solution, then mixed gypsum powder is added in the auxiliary material aqueous solution, stir, mixed gypsum powder is dissolved in the water, obtain grout material,
(3) slip casting: the grout material obtained by step (2), by grouting hole, injects between upper and lower layer glass fiberboard, solidifies combine together after grout material solidifies with upper and lower layer glass fiberboard;
(4) be then respectively arranged with upper platen and lower platen at the two ends up and down of body of wall, make can closely cooperate between body of wall, there is no gap, to obtain final product.
Embodiment 3
A preparation method for NCS-plaster integrated self-insulating light body of wall, step is:
(1) fixed outer layer fiberboard: glass mat thick for upper and lower two-layer 9 ~ 10mm is fixed on the table relatively, and netted elongated lacing wire is installed in the surrounding position between two-layer fiberboard, fix by screw, wherein top fiber plate is reserved with grouting hole, between layer glass fiberboard, reserved thickness is 200mm;
(2) grout material is prepared: grout material is prepared by the raw material of following weight part, α high strength gypsum 10 produced by the plaster of paris, β powder 60 produced by the plaster of paris, gypsum fiber 4, whipping agent 3, starch 5, retardant 0.7, soap powder 4, during preparation, α high strength gypsum produced by the plaster of paris, it is the terra alba using natural higher-grade gypsum to produce, β powder produced by the plaster of paris is the common building terra alba using the plaster of paris to produce, whipping agent is foam concrete foamer, the plaster of paris is produced α high strength gypsum and the plaster of paris to produce β powder and fully mix, obtain mixed gypsum powder, again by gypsum fiber, whipping agent, starch, retardant, soap powder mixing is soluble in water, obtain the auxiliary material aqueous solution, then mixed gypsum powder is added in the auxiliary material aqueous solution, stir, mixed gypsum powder is dissolved in the water, obtain grout material,
(3) slip casting: the grout material obtained by step (2), by grouting hole, injects between upper and lower layer glass fiberboard, solidifies combine together after grout material solidifies with upper and lower layer glass fiberboard;
(4) be then respectively arranged with upper platen and lower platen at the two ends up and down of body of wall, make can closely cooperate between body of wall, there is no gap, to obtain final product.
Embodiment 4
A preparation method for NCS-plaster integrated self-insulating light body of wall, step is:
(1) fixed outer layer fiberboard: glass mat thick for upper and lower two-layer 9 ~ 10mm is fixed on the table relatively, and netted elongated lacing wire is installed in the surrounding position between two-layer fiberboard, fix by screw, wherein top fiber plate is reserved with grouting hole, between layer glass fiberboard, reserved thickness is 180mm;
(2) grout material is prepared: grout material is prepared by the raw material of following weight part, α high strength gypsum 30 produced by the plaster of paris, β powder 70 produced by the plaster of paris, gypsum fiber 5, whipping agent 2, starch 0.5, retardant 0.8, soap powder 1, during preparation, α high strength gypsum produced by the plaster of paris, it is the terra alba using natural higher-grade gypsum to produce, β powder produced by the plaster of paris is the common building terra alba using the plaster of paris to produce, whipping agent is foam concrete foamer, the plaster of paris is produced α high strength gypsum and the plaster of paris to produce β powder and fully mix, obtain mixed gypsum powder, again by gypsum fiber, whipping agent, starch, retardant, soap powder mixing is soluble in water, obtain the auxiliary material aqueous solution, then mixed gypsum powder is added in the auxiliary material aqueous solution, stir, mixed gypsum powder is dissolved in the water, obtain grout material,
(3) slip casting: the grout material obtained by step (2), by grouting hole, injects between upper and lower layer glass fiberboard, solidifies combine together after grout material solidifies with upper and lower layer glass fiberboard;
(4) be then respectively arranged with upper platen and lower platen at the two ends up and down of body of wall, make can closely cooperate between body of wall, there is no gap, to obtain final product.
Claims (8)
1. a preparation method for NCS-plaster integrated self-insulating light body of wall, is characterized in that, step is:
(1) fixed outer layer fiberboard: upper and lower layer glass fiberboard is fixed on the table relatively, and netted elongated lacing wire is installed in the surrounding position between two-layer fiberboard, fixes, wherein top fiber plate is reserved with grouting hole by screw;
(2) grout material is prepared: grout material is prepared by following raw materials according, α high strength gypsum produced by the plaster of paris, β powder produced by the plaster of paris, gypsum fiber, whipping agent, starch, retardant, soap powder, during preparation, first the plaster of paris is produced α high strength gypsum and the plaster of paris to produce β powder and fully mix, obtain mixed gypsum powder, again by gypsum fiber, whipping agent, starch, retardant, soap powder mixing is soluble in water, obtain the auxiliary material aqueous solution, then mixed gypsum powder is added in the auxiliary material aqueous solution, stir, mixed gypsum powder is dissolved in the water, obtain grout material,
(3) slip casting: the grout material obtained by step (2), by grouting hole, injects between upper and lower layer glass fiberboard, solidifies and combine together, to obtain final product after grout material solidifies with upper and lower layer glass fiberboard.
2. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 1, it is characterized in that, described upper and lower layer glass fiberboard is the high-strength damp-proof glass mat that 9 ~ 10mm is thick, and between layer glass fiberboard, reserved thickness is 100 ~ 200mm.
3. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 1 and 2, it is characterized in that, α high strength gypsum produced by the described plaster of paris, be the terra alba using natural higher-grade gypsum to produce, β powder produced by the plaster of paris is the common building terra alba using the plaster of paris to produce.
4. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 1 and 2, is characterized in that, described gypsum fiber is the nano level gypsum fiber using the plaster of paris to produce.
5. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 1 and 2, it is characterized in that, described whipping agent is foam concrete foamer.
6. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 1 and 2, it is characterized in that, described grout material is prepared by the raw material of following weight part, and α high strength gypsum 10-40 produced by the plaster of paris, the plaster of paris produces β powder 60-90, gypsum fiber 1-6, whipping agent 1-3, starch 0.1-5, retardant 0.5-1, soap powder 1-5.
7. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 6, it is characterized in that, α high strength gypsum 30 parts produced by the described plaster of paris, 70 parts, β powder produced by the plaster of paris, gypsum fiber 5 parts, whipping agent 2 parts, starch 0.5 part, retardant 0.8 part, soap powder 1 part.
8. the preparation method of NCS-plaster integrated self-insulating light body of wall according to claim 1 and 2, is characterized in that, be respectively arranged with upper platen and lower platen at the two ends up and down of body of wall, makes can closely cooperate between body of wall.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107337419A (en) * | 2017-07-19 | 2017-11-10 | 山西大美至善石膏设备股份有限公司 | A kind of manufacture method of no Thistle board |
| CN107337418A (en) * | 2017-07-19 | 2017-11-10 | 山西大美至善石膏设备股份有限公司 | A kind of gypsum board capable of replacing wood board and preparation method thereof |
| CN107473682A (en) * | 2017-07-19 | 2017-12-15 | 山西大美至善石膏设备股份有限公司 | A kind of preparation method of assembled multi-function plaster wallboard |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1174822A (en) * | 1996-08-27 | 1998-03-04 | 株洲市台联企业总公司 | High-strength fibre gypsum board |
| US20020069950A1 (en) * | 1998-09-09 | 2002-06-13 | Michael R. Lynn | Gypsum/fiber board with improved impact resistance |
| CN201377155Y (en) * | 2009-03-02 | 2010-01-06 | 孙小力 | Mothproof and fireproof plasterboard with glass-fiber surface |
| CN102490248A (en) * | 2011-11-15 | 2012-06-13 | 赤壁人和建材有限公司 | Fiber gypsum board production process and equipment |
| CN103979904A (en) * | 2013-08-02 | 2014-08-13 | 上海纯翠装饰材料有限公司 | Reinforced glass fiber high-strength gypsum board |
| CN204626763U (en) * | 2015-04-03 | 2015-09-09 | 马鞍山十七冶工程科技有限责任公司 | A kind of water-proof gypsum base Light trabs |
-
2015
- 2015-10-28 CN CN201510709257.9A patent/CN105198352B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1174822A (en) * | 1996-08-27 | 1998-03-04 | 株洲市台联企业总公司 | High-strength fibre gypsum board |
| US20020069950A1 (en) * | 1998-09-09 | 2002-06-13 | Michael R. Lynn | Gypsum/fiber board with improved impact resistance |
| CN201377155Y (en) * | 2009-03-02 | 2010-01-06 | 孙小力 | Mothproof and fireproof plasterboard with glass-fiber surface |
| CN102490248A (en) * | 2011-11-15 | 2012-06-13 | 赤壁人和建材有限公司 | Fiber gypsum board production process and equipment |
| CN103979904A (en) * | 2013-08-02 | 2014-08-13 | 上海纯翠装饰材料有限公司 | Reinforced glass fiber high-strength gypsum board |
| CN204626763U (en) * | 2015-04-03 | 2015-09-09 | 马鞍山十七冶工程科技有限责任公司 | A kind of water-proof gypsum base Light trabs |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107337419A (en) * | 2017-07-19 | 2017-11-10 | 山西大美至善石膏设备股份有限公司 | A kind of manufacture method of no Thistle board |
| CN107337418A (en) * | 2017-07-19 | 2017-11-10 | 山西大美至善石膏设备股份有限公司 | A kind of gypsum board capable of replacing wood board and preparation method thereof |
| CN107473682A (en) * | 2017-07-19 | 2017-12-15 | 山西大美至善石膏设备股份有限公司 | A kind of preparation method of assembled multi-function plaster wallboard |
| CN107337418B (en) * | 2017-07-19 | 2020-09-22 | 山西大美至善石膏设备股份有限公司 | Gypsum board substitute and preparation method thereof |
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