CN104891923A - One-step formed light gypsum plaster - Google Patents
One-step formed light gypsum plaster Download PDFInfo
- Publication number
- CN104891923A CN104891923A CN201510237356.1A CN201510237356A CN104891923A CN 104891923 A CN104891923 A CN 104891923A CN 201510237356 A CN201510237356 A CN 201510237356A CN 104891923 A CN104891923 A CN 104891923A
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- China
- Prior art keywords
- plaster
- gypsum plaster
- once shaped
- light gypsum
- lightweight wall
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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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- Building Environments (AREA)
Abstract
The invention discloses a one-step formed light gypsum plaster. The one-step formed light gypsum plaster is prepared from the following materials in percentage by mass: 70%-90% of building plaster, 6.7%-20% of ultra-fine mine tailings powder, 3%-9% of light aggregate and 0.3%-1% of a functional admixture. During construction, the light gypsum plaster is directly added with water, agitated into paste, then sprayed or manually coated on a wall, and formed by one step with a thickness within 0.3-50 mm. The light gypsum plaster disclosed by the invention is formed by one step during the construction, is quick in condensation, high in construction efficiency, large in material adhesion force and long in service life, has good performance of heat insulation, sound insulation, fire prevention and crack resistance, is energy-saving and environmentally-friendly, and is a dry powder environmentally-friendly building material; when applied, the light gypsum plaster can be coated manually or by machine, so that the application is convenient.
Description
One, technical field
What the present invention relates to is a kind of building material field, especially a kind of once shaped lightweight wall plaster.
Two, background technology
Along with the raising of people's living standard, the improvement of living conditions and living environment is one of important symbol.People not only require spaciousness of living, and more require higher living quality and more comfortable living environment.So the internal wall finishing specification of quality of people to directly contact is more and more higher, needs to have sound insulation, fire prevention, insulation., what traditional plastering on inner walls was applied is sand-cement slurry, then scrapes white vermicelli, does not have insulation, soundproof effect.Current, also useful dry powder material brushing gypsum replaces traditional Site mortar technology, but the brushing gypsum of practical application is using sand, Wingdale as aggregate, and than great, insulation, soundproof effect is undesirable; During construction, first must smear bottom, then smear thermal insulation layer, and then float coat, in construction process or more complicated, be not easy to large scale application.
Three, summary of the invention
In order to solve the deficiencies in the prior art, the object of this invention is to provide a kind of once shaped lightweight wall plaster.This material can once be smeared or spray on wall, realizes sound insulation, fire prevention, insulation, cracking resistance after condensation.
In order to realize object of the present invention, the technical solution used in the present invention is:
A kind of once shaped lightweight wall plaster, its mass percent is: plaster of Paris 70 ~ 90%, ultra-fine mine tailing 6.7 ~ 20%, aglite 3 ~ 9%, functional admixture 0.3 ~ 1%.
Described ultra-fine mine tailing is ground dolomite or wollastonite powder, is the waste material produced when processing rhombspar or wollastonite.
Described aglite is glass bead or hydrophobic pearlite, or both mixtures; Glass bead particle diameter is 0.2 ~ 2.0mm, and density is at 60 ~ 160kg/m
3; Hydrophobic pearlite is the porous air particle of particle diameter 0.15 ~ 1.5mm, and tap density, at 0.06-0.20g/cm
3between; The quality proportioning of described glass bead and hydrophobic pearlite mixture is 5: 5 or 4: 6.
Described functional admixture comprises calcium sulphate retarder, methylcellulose gum, flow resistance lubricant; Each quality proportioning is: calcium sulphate retarder 0.1 ~ 0.5%, methylcellulose gum 0.01 ~ 0.3%, flow resistance lubricant 0.05 ~ 0.3%.
Material recited above is stand-by by packing after its mass percent mixing and stirring; During construction, directly add water and stir into paste, spray or be applied on metope by hand, once shaped, thickness can between 0.3 ~ 50mm.
After adopting above-mentioned scheme, have the following advantages after the invention process:
1, compared with brushing gypsum traditional both at home and abroad, the most obvious distinguishing characteristics of the present invention integrates bottom, thermal insulation layer, surface layer, can be once shaping on body of wall; Not cement and various sandstone composition in material, lightweight, and resistance to compression, folding strength are high.
2, thermal and insulating performance is good.Material of the present invention includes the heat preserving and insulating material such as glass bead and hydrophobic pearlite, and hardenite is a kind of porous material, and thermal conductivity is generally at about 0.35W/mk, and its heat insulating ability is 2 times of common brick under same thickness condition, concrete 3 times.
3, condensation is fast.Material of the present invention just can carry out other operations for 1 ~ 2 hour after having plastered, the construction period can shorten about 60%, accelerates job schedule, improves working efficiency, the good material of particularly indoor plastering construction in winter.
4, material gypsum coat of plaster of the present invention has hygroscopic property and hydrofuge performance, be conducive to pigeon-holed wall face self dry, thus porous wall material metope inner aqueous rate can be made to decline, avoid the drawback causing internal stress to produce because porous walling inner aqueous rate is uneven.
5, material of the present invention also has good soundproof effect, very strong fire resistance property, and energy-conserving and environment-protective.
In a word, once shaped during once shaped lightweight wall plaster construction of the present invention, condensation is fast, and operating efficiency is high, material adhesive great efforts, long service life, has good insulation, sound insulation, effect of prestressed, fire resistance, and energy-conserving and environment-protective are a kind of dry-powder-type green building materials; Also can smear by hand with machine spraying during application, application is convenient.
Four, embodiment
Once shaped lightweight wall plaster of the present invention, its mass percent is: plaster of Paris 70 ~ 90%, ultra-fine mine tailing 6.7 ~ 20%, aglite 3 ~ 9%, functional admixture 0.3 ~ 1%.According to actual needs, proportioning is carried out according to different Functional Requirements.
To utilize industrial gypsum solid waste through washing during described plaster of Paris, to dry or calcining obtains.
Described ultra-fine mine tailing is ground dolomite or wollastonite powder, is the waste material produced when processing rhombspar or wollastonite; The energy has been saved in the utilization of waste material, utilizes environmental protection, improves economic benefit.
Ground dolomite is pure white, water insoluble, and relative density 2.5, stable chemical nature, has soapy feeling.Ground dolomite has high rigidity, resistivity against fire, resistance to acids and bases, electrical insulating property, dimensional stability, and excellent performance makes ground dolomite have application in a lot.It is the very good material for wall body heat preservation mortar.
In coating industry, wollastonite powder paints, the filler of coating, can improve the physical and chemical performance of product, persistence weathering resistance, reduces the glossiness of paint, strengthens the expanding ability of coating, reduces crackle, but also can reduce oil number, strengthens erosion resistance.Wollastonite bright in color, reflectivity is high, is suitable for producing high-quality white paint and limpid transparent coloured enamel.Be widely used in interior wall coating, exterior coating, speciality coating and emulsion paint.
Described aglite is glass bead or hydrophobic pearlite, or both mixtures; The quality proportioning of glass bead and hydrophobic pearlite mixture is 5: 5 or 4: 6.
Surperficial vitreous due to glass bead forms certain granule strength; physicochemical property is very stable; ageing-resistant weathering resistance is strong, has excellent thermal insulation, fire prevention, sound absorption qualities, is applicable to making light filling aggregate and thermal insulation, fire prevention, sound-absorbing, lagging material in numerous areas.In building material industry, with glass bead as aglite, can improve mortar with easy mobility with from anti-intensity, reduce wood property shrinking percentage, improve product over-all properties, reduce comprehensive production cost.
Hydrophobic pearlite is a kind of heat insulating material, and its thermal conductivity is low, common at about 0.045W/m.k, minimum at 0.041W/m.k.Its appearance has one deck and blocks glass bulb, makes itself to have higher ultimate compression strength, not easily damages, thus greatly can reduce the breakage rate in utilization process, make to put into practice heat insulation effect and effectively safeguarded.Reduce the water-absorbent of material simultaneously, decrease the amount of water coordinating proportion, material monolithic drying time is obviously shortened, contribute to progressive operating efficiency.
Hydrophobic pearlite is nontoxic, tasteless, environmental protection, lightweight, fire prevention, moistureproof, corrosion-resistant, heat-insulation and heat-preservation, and cohesive strength is high, and splitting resistance is strong, can also intercept and absorb sound, being applicable to various body of wall, roofing, roof, the adiabatic and fire prevention of the insulation in timber construction house.
Described functional admixture comprises calcium sulphate retarder, methylcellulose gum, flow resistance lubricant; Each quality proportioning is: calcium sulphate retarder 0.1 ~ 0.5%, methylcellulose gum 0.01 ~ 0.3%, flow resistance lubricant 0.05 ~ 0.3%.
Material recited above is stand-by by packing after its mass percent mixing and stirring; During construction, directly add water and stir into paste, spray or be applied on metope by hand, once shaped, thickness can between 0.3 ~ 50mm.Once shaped during construction, condensation is fast, and operating efficiency is high, material adhesive great efforts, and long service life has good insulation, sound insulation, fire resistance, and energy-conserving and environment-protective, is a kind of dry-powder-type green building material; Also can smear by hand with machine spraying during application, application is convenient.
Claims (5)
1. an once shaped lightweight wall plaster, is characterized in that: the mass percent of this material is: plaster of Paris 70 ~ 90%, ultra-fine mine tailing 6.7 ~ 20%, aglite 3 ~ 9%, functional admixture 0.3 ~ 1%.
2. once shaped lightweight wall plaster as claimed in claim 1, is characterized in that: described ultra-fine mine tailing is ground dolomite or wollastonite powder, the waste material produced when being and processing rhombspar or wollastonite.
3. once shaped lightweight wall plaster as claimed in claim 1, is characterized in that: described aglite is glass bead or hydrophobic pearlite, or both mixtures; The quality proportioning of described glass bead and hydrophobic pearlite mixture is 5: 5 or 4: 6.
4. once shaped lightweight wall plaster as claimed in claim 1, is characterized in that: described functional admixture comprises calcium sulphate retarder, methylcellulose gum, flow resistance lubricant; Each quality proportioning is: calcium sulphate retarder 0.1 ~ 0.5%, methylcellulose gum 0.01 ~ 0.3%, flow resistance lubricant 0.05 ~ 0.3%.
5. once shaped lightweight wall plaster as claimed in claim 1, is characterized in that: described material is stand-by by packing after its mass percent mixing and stirring; During construction, directly add water and stir into paste, spray or be applied on metope by hand, once shaped, thickness can between 0.3 ~ 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237356.1A CN104891923A (en) | 2015-05-04 | 2015-05-04 | One-step formed light gypsum plaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237356.1A CN104891923A (en) | 2015-05-04 | 2015-05-04 | One-step formed light gypsum plaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104891923A true CN104891923A (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510237356.1A Pending CN104891923A (en) | 2015-05-04 | 2015-05-04 | One-step formed light gypsum plaster |
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| CN (1) | CN104891923A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108530009A (en) * | 2018-07-06 | 2018-09-14 | 申志斌 | A kind of inner wall of building lightweight plastering gupsum |
| CN108623276A (en) * | 2018-05-24 | 2018-10-09 | 合肥美壁宝装饰材料有限公司 | A kind of superpower anticracking brushing gypsum and its construction method |
| CN109133829A (en) * | 2018-08-17 | 2019-01-04 | 辽宁飞龙达建材科技有限公司 | A kind of lightweight wall plaster, preparation method and application |
| CN110937873A (en) * | 2019-12-11 | 2020-03-31 | 武汉帅麟科技有限公司 | High-doping-amount phosphogypsum base surface integrated light plastering gypsum |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1528702A (en) * | 2003-09-30 | 2004-09-15 | 武汉理工大学 | Whitewashing gypsum and preparing method thereof |
| CN101239809A (en) * | 2008-03-14 | 2008-08-13 | 上海中绿建材有限公司 | Gypsum lightweight mortar |
| CN101423351A (en) * | 2008-11-25 | 2009-05-06 | 江苏省一夫新材料科技有限公司 | Novel plastering gypsum |
| CN101691292A (en) * | 2009-09-30 | 2010-04-07 | 谢日清 | Lightweight wall plaster |
| CN101921096A (en) * | 2009-06-17 | 2010-12-22 | 谢日清 | Inorganic heat-insulating dry powder mortar |
-
2015
- 2015-05-04 CN CN201510237356.1A patent/CN104891923A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1528702A (en) * | 2003-09-30 | 2004-09-15 | 武汉理工大学 | Whitewashing gypsum and preparing method thereof |
| CN101239809A (en) * | 2008-03-14 | 2008-08-13 | 上海中绿建材有限公司 | Gypsum lightweight mortar |
| CN101423351A (en) * | 2008-11-25 | 2009-05-06 | 江苏省一夫新材料科技有限公司 | Novel plastering gypsum |
| CN101921096A (en) * | 2009-06-17 | 2010-12-22 | 谢日清 | Inorganic heat-insulating dry powder mortar |
| CN101691292A (en) * | 2009-09-30 | 2010-04-07 | 谢日清 | Lightweight wall plaster |
Non-Patent Citations (1)
| Title |
|---|
| 袁继祖: "《非金属矿物填料与加工技术》", 31 January 2007, 化学工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108623276A (en) * | 2018-05-24 | 2018-10-09 | 合肥美壁宝装饰材料有限公司 | A kind of superpower anticracking brushing gypsum and its construction method |
| CN108530009A (en) * | 2018-07-06 | 2018-09-14 | 申志斌 | A kind of inner wall of building lightweight plastering gupsum |
| CN109133829A (en) * | 2018-08-17 | 2019-01-04 | 辽宁飞龙达建材科技有限公司 | A kind of lightweight wall plaster, preparation method and application |
| CN110937873A (en) * | 2019-12-11 | 2020-03-31 | 武汉帅麟科技有限公司 | High-doping-amount phosphogypsum base surface integrated light plastering gypsum |
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Application publication date: 20150909 |