CN105082353B - High-crystal, light and high-strength gauge stuff ceiling - Google Patents
High-crystal, light and high-strength gauge stuff ceiling Download PDFInfo
- Publication number
- CN105082353B CN105082353B CN201510480959.4A CN201510480959A CN105082353B CN 105082353 B CN105082353 B CN 105082353B CN 201510480959 A CN201510480959 A CN 201510480959A CN 105082353 B CN105082353 B CN 105082353B
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- China
- Prior art keywords
- crystalline substance
- powder
- glass fiber
- gauge stuff
- gypsum
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/0081—Embedding aggregates to obtain particular properties
- B28B23/0087—Lightweight aggregates for making lightweight articles
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Producing Shaped Articles From Materials (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
A high-crystal, light and high-strength gauge stuff ceiling is prepared through the following steps that firstly, a stirring solution is prepared, namely, a polyving akohol solution, the copolymer emulsion of polyvinyl acetate and ethylene, a water reducer, a water-proofing agent, a retarder and a defoaming agent are mixed with water and stirred evenly; secondly, mixed powder is prepared, namely gypsum powder and white cement are evenly mixed; thirdly, gypsum pulp is prepared, namely the mixed powder is poured in a barrel containing the stirring solution, short-cut glass fiber filaments are added during stirring, and even stirring is performed; fourthly, pouring molding is carried out, namely the gypsum pulp is poured in a PVC mold for bottoming, leveling and bottom shielding, and glass fiber gridding cloth and glass fiber bars are placed, wherein the glass fiber bars are placed close to the edge of an inner cavity of the PVC mold, residual pulp is poured in the PVC mold and ironed through a mud plate, a PVC cover plate is placed during knocking, and the periphery is compacted; and after the residual pulp is finally set, the high-crystal, light and high-strength gauge stuff ceiling is obtained through maintaining, drying and surface processing. The high-crystal, light and high-strength gauge stuff ceiling has the beneficial effects of being light in weight, low in transporting and installing cost, high in safety coefficient and the like.
Description
Technical field
The present invention relates to a kind of gauge stuff ceiling, and in particular to a kind of high crystalline substance high-strength light gauge stuff ceiling.
Background technology
Gauge stuff ceiling is a kind of plastering of production technology comparative maturity, related industry standard and uses skill
All oneself is more perfect for art, so seldom having breakthrough progress in the field.
At present, the gauge stuff ceiling quality on market is about in 10-12Kg/m2Between, and with housing industry
Development, floor more and more higher, the hall are increasing, certainly will propose higher requirement to the size of the loading capacity in house.Therefore, such as
What mitigates the weight of ornament materials and ensures that its intensity is current urgent need technical barrier to be solved.
The content of the invention
The technical problem to be solved is, for current gauge stuff ceiling weight it is big, transport and be mounted to
A kind of the problems such as this height and little safety coefficient, there is provided high crystalline substance high-strength light gauge stuff ceiling.
The technical solution adopted for the present invention to solve the technical problems is：A kind of high crystalline substance high-strength light gauge stuff variola
Plate, is prepared from by following steps：
(1) prepare agitating solution
By mass concentration be the poly-vinyl alcohol solution of 5-10% (preferably 8%), mass concentration for 35-45% poly-vinegar acid second
The copolymer emulsion (preferred mass concentration be the copolymer emulsion of 40% polyvinyl acetate and ethylene, i.e. 707 latexes) of alkene and ethylene,
Water reducer, waterproofing agent, retarder, defoamer and water are 8-10 in mass ratio:6-8:0.1-0.3:1.5-1.8:0.06-0.08:
0.02-0.04:100 ratio mixing, stirs, obtains agitating solution；
(2) prepare mixed powder
It is 100 in mass ratio by Gypsum Fibrosum powder and white cement:The ratio mix homogeneously of 3-5, obtains mixed powder；
(3) prepare gypsum slurry
Mixed powder obtained by step (2) is poured into and is filled in the bucket of agitating solution obtained by step (1), added mixed powder
1.5-1.7 times equivalent to agitating solution quality of quality, adds equivalent to step (2) the Gypsum Fibrosum powder quality while stirring
The chopped glass fiber silk of 1.4-1.5%, stirs, obtains gypsum slurry；
(4) moulding by casting
Gypsum slurry bottoming obtained by pouring step (3) into PVC moulds into, paves, hides bottom, then put glass fiber reticular cloth and
Glass rod, wherein glass rod are put respectively close to PVC dies cavities edge, then remaining slurry is poured in PVC moulds, are scalded with mud plate
It is flat, PVC cover plates are put when striking, surrounding is compacted, after its final set, Jing maintenances, dry, surface treatment,.
Further, in step (1), the water reducer can be hydroxypropyl methyl cellulose water reducer, melamine series diminishing
Agent or sulfamate based water reducer etc..
Further, in step (1), the waterproofing agent can be potassium methyl silicate waterproofing agent, acrylate flood coat agent or hydroxyl
Silicono hydrochlorate waterproofing agent etc..
Further, in step (1), the retarder can be citric acid retarder, sodium pyrophosphate retarder or prodan
Retarder etc..
Further, in step (1), the defoamer can be tributyl phosphate defoamer, polyether-modified silicon defoaming agent or poly-
Dimethyl siloxane defoamer etc..
Further, in step (2), the Gypsum Fibrosum powder is that height is obtained using plant residue (desulfurated plaster) Jing microwave activations
Plant residue 70-90wt%, modifying agent 5-20wt%, bleaching powder 5-20wt% are specifically put into 120- by brilliant semi-hydrated gypsum powder
Mixed in 180 DEG C of saturated vapor medium (water vapour), dehydration is dried in being re-fed into microwave equipment, while being arranged on
The ball milling body of microwave equipment work intracavity carries out grinding to desulfurated plaster powder.The modifying agent is (such as oneself with carboxylic acid
Valeric acid, isopropylformic acid. etc.) with sulfate (such as sodium sulfate, potassium sulfate etc.) in mass ratio be 1:1 proportions and obtain.
Further, in step (3), the chopped glass fiber silk is the alkali-free glass fibre silk of long 15-25mm.
Further, in step (4), glass fiber reticular cloth (ABQ inorganic material)：Length and width 580*580mm, aperture 10*10mm,
Line footpath 1.5mm, quantity are 1.
Further, in step (4), glass rod (AWG macromolecular materials)：External diameter 6mm, length 580mm, quantity are 4.
The preferential height crystalline substance semi-hydrated gypsum powder formed Jing after microwave activation using plant residue (desulfurated plaster) of the invention is base
Material, adds appropriate property-modifying additive, pre-buried ABQ inorganic material (glass fiber reticular cloth) and AWG macromolecules during moulding by casting
Material (glass rod), Jing maintenances, dry, surface treatment obtain a kind of high crystalline substance high-strength light gauge stuff ceiling, its unit plane
Product quality is less than 7.2 kilograms, and the ceiling can effectively mitigate the load-bearing lotus of building and cut out, and reduce transport, install and production cost,
Meanwhile, its intensity can obtain effective guarantee.
The present invention has advantages below：
1. quality of item is light.Such as a 15 floor office building, every layer of furred ceiling 10,000 m of common gypsum ceiling2, by 10Kg/m2
The then total load-bearing of 15 floors is 1500 tons, if adopting light gypsum ceiling 7Kg/m of the present invention2, then this building
Load-bearing is 1050 tons, mitigates 450 tons than original.
2. low cost, as described above, the furred ceiling gypsum ceiling raw material (Gypsum Fibrosum powder) in this building just saves nearly 500
Ton, while the transport, mounting cost to product also decreases.
3. light gypsum ceiling of the present invention be likewise supplied with that other gypsum decorative materials have as sound-absorbing drops
The advantages of making an uproar, adjust indoor temperature and humidity, low-carbon environment-friendly.
4. simple production process, beneficial to realizing industrialized production.
5. energy-conservation because unit mass is light, compare like product can save in process of production nearly three point one water,
The resource consumptions such as electricity, fuel.
6. compared with traditional gypsum plaster ceiling board, its intensity height, resistance to deformation, easy to install, Environmental Safety.
Description of the drawings
Structural representations of the Fig. 1 for sample obtained by the embodiment of the present invention.
Specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment
The present embodiment is comprised the following steps：
(1) prepare agitating solution
Water 1200g, poly-vinyl alcohol solution (concentration of polymer solution 8%) 108g, 707 latex (solution qualities are measured with measuring cup
Concentration 40%) 84g, after mixing, adds water reducer 2.4g, waterproofing agent 18g, retarder 0.84g, defoamer 0.36g, and stirring is equal
It is even, obtain 1413.6g agitating solutions；
(2) prepare mixed powder
2300g Gypsum Fibrosum powders are mixed homogeneously with 92g white cements, mixed powder is obtained；
(3) prepare gypsum slurry
Mixed powder obtained by step (2) is poured into and is filled in the bucket of agitating solution obtained by step (1), added while stirring
Enter 34g chopped glass fiber silks, stir 30s, obtain gypsum slurry；
(4) moulding by casting
The step of 1/3 is poured into into PVC moulds gypsum slurry bottoming obtained by (3), paves, hides bottom, then put glass fiber net
Ge Bu, then 4 glass rods are put respectively close to PVC dies cavities edge, then remaining slurry is all poured in PVC moulds, use mud
Plate plates, and PVC cover plates are put when striking, and surrounding compacting after its final set, that is, obtains lightweight ceilings sample.
In step (1), the water reducer is hydroxypropyl methyl cellulose water reducer.Certainly, alternatively melamine series subtract
Water preparation or sulfamate based water reducer etc..
In step (1), the waterproofing agent is potassium methyl silicate waterproofing agent.Certainly, alternatively acrylate flood coat agent or hydroxyl
Base silicono hydrochlorate waterproofing agent etc..
In step (1), the retarder is citric acid retarder.Certainly, alternatively sodium pyrophosphate retarder or hexafluosilicic acid
Sodium retarder etc..
In step (1), the defoamer is tributyl phosphate.Certainly, alternatively polyether-modified silicon defoaming agent or poly- diformazan
Radical siloxane defoamer etc..
In step (2), the Gypsum Fibrosum powder is the high crystallinity gypsum using plant residue (desulfurated plaster) Jing microwave activations
Powder, plant residue 80wt%, modifying agent 10wt%, bleaching powder 10wt% are specifically put into 150 DEG C of supersaturated vapor medium
Mixed in (water vapour), in being re-fed into microwave equipment, be dried dehydration, with when set Catching-rabbits and work intracavity in microwave equipment
Ball milling body carries out grinding to desulfurated plaster powder.It is 1 with isopropylformic acid. and sodium sulfate in mass ratio that the modifying agent is:1 ratio
Prepare and obtain.
In step (3), the chopped glass fiber silk is the alkali-free glass fibre silk of long 15-25mm.
In step (4), glass fiber reticular cloth (ABQ inorganic material)：Length and width 580*580mm, aperture 10*10mm, line footpath
1.5mm, quantity are 1.
In step (4), glass rod (AWG macromolecular materials)：External diameter 6mm, length 580mm, quantity are 4.
The structure of sample obtained by the present embodiment is as shown in figure 1, be provided with glass rod 1 and glass fiber reticular cloth 2 in sample.
Sample is put into into after oven drying (temperature is 50 ± 5 DEG C), sample is taken out and is cooled to room temperature.
This sample (9) send the detection of national building materials test center, and (inspection numbering is №：20121C02023), it is every
Technical specification entirely reaches the requirement in JC/T799-2007 standards, and concrete testing result is shown in Table 1.
1 high crystalline substance high-strength light gauge stuff ceiling performance of table
Claims (9)
1. a kind of high crystalline substance high-strength light gauge stuff ceiling, it is characterised in that be prepared from by following steps：
(1) prepare agitating solution
By mass concentration be the poly-vinyl alcohol solution of 5-10%, mass concentration be the polyvinyl acetate of 35-45% and being total to for ethylene
Poly- emulsion, water reducer, waterproofing agent, retarder, defoamer and water are 8-10 in mass ratio:6-8:0.1-0.3:1.5-1.8:
0.06-0.08:0.02-0.04:100 ratio mixing, stirs, obtains agitating solution；
(2) prepare mixed powder
It is 100 in mass ratio by Gypsum Fibrosum powder and white cement:The ratio mix homogeneously of 3-5, obtains mixed powder；
(3) prepare gypsum slurry
Mixed powder obtained by step (2) is poured into and is filled in the bucket of agitating solution obtained by step (1), the quality of added mixed powder
Equivalent to 1.5-1.7 times of agitating solution quality, add equivalent to step (2) the Gypsum Fibrosum powder quality 1.4- while stirring
1.5% chopped glass fiber silk, stirs, obtains gypsum slurry；
(4) moulding by casting
Gypsum slurry bottoming obtained by pouring step (3) into PVC moulds into, paves, hides bottom, then put glass fiber reticular cloth and glass
Rod, wherein glass rod are put respectively close to PVC dies cavities edge, then remaining slurry is poured in PVC moulds, are plated with mud plate, side
Strike side and put PVC cover plates, surrounding is compacted, after its final set, Jing maintenances, dry, surface treatment,.
2. high crystalline substance high-strength light gauge stuff ceiling according to claim 1, it is characterised in that in step (1), described
Water reducer is hydroxypropyl methyl cellulose water reducer, melamine system water reducer or sulfamate based water reducer.
3. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (1),
The waterproofing agent is potassium methyl silicate waterproofing agent, acrylate flood coat agent or hydroxyl silicono hydrochlorate waterproofing agent.
4. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (1),
The retarder is citric acid retarder, sodium pyrophosphate retarder or prodan retarder.
5. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (1),
The defoamer is tributyl phosphate defoamer, polyether-modified silicon defoaming agent or polydimethylsiloxane defoamer.
6. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (2),
The Gypsum Fibrosum powder is that high crystalline substance semi-hydrated gypsum powder is obtained using plant residue Jing microwave activations, specifically by plant residue 70-
90wt%, modifying agent 5-20wt%, bleaching powder 5-20wt% are mixed in being put into 120-180 DEG C of supersaturated vapor medium,
Dehydration is dried in being re-fed into microwave equipment, with when set Catching-rabbits microwave equipment work intracavity ball milling body to desulfurated plaster powder
Carry out grinding.
7. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (3),
The chopped glass fiber silk is the alkali-free glass fibre silk of long 15-25mm.
8. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (4),
Glass fiber reticular cloth：Length and width 580*580mm, aperture 10*10mm, line footpath 1.5mm, quantity are 1.
9. high crystalline substance high-strength light gauge stuff ceiling according to claim 1 and 2, it is characterised in that in step (4),
Glass rod：External diameter 6mm, length 580mm, quantity are 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510480959.4A CN105082353B (en) | 2015-08-03 | 2015-08-03 | High-crystal, light and high-strength gauge stuff ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510480959.4A CN105082353B (en) | 2015-08-03 | 2015-08-03 | High-crystal, light and high-strength gauge stuff ceiling |
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| Publication Number | Publication Date |
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| CN105082353A CN105082353A (en) | 2015-11-25 |
| CN105082353B true CN105082353B (en) | 2017-04-12 |
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| CN201510480959.4A Active CN105082353B (en) | 2015-08-03 | 2015-08-03 | High-crystal, light and high-strength gauge stuff ceiling |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI761339B (en) | 2016-04-08 | 2022-04-21 | 法商聖哥般公司 | Improved gypsum-based panel |
| CN106187008B (en) * | 2016-07-13 | 2018-10-26 | 湖南安雅达建材科技有限公司 | A kind of technique producing artificial hole stone with gypsum |
| CN109927469A (en) * | 2017-12-18 | 2019-06-25 | 东莞承达家居有限公司 | A kind of GRG plaque and preparation method thereof |
| CN108996977A (en) * | 2018-07-11 | 2018-12-14 | 日照职业技术学院 | A kind of high brilliant plate of ultrawhite and its production method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084806A (en) * | 1992-09-29 | 1994-04-06 | 湖南省建筑材料研究设计院 | Artificial stone mirror plate and manufacture method thereof |
| JPH08259303A (en) * | 1995-03-23 | 1996-10-08 | Mitsubishi Materials Corp | Production of glass fiber-reinforced gypsum board |
| CN101314530A (en) * | 2008-07-07 | 2008-12-03 | 昆明理工大学 | Method for producing building material with low-temperature ceramic modified industry by-product gypsum |
| CN101643331A (en) * | 2009-09-07 | 2010-02-10 | 湖南安雅达建材科技有限公司 | Method for preparing gypsum powder by microwave activation |
-
2015
- 2015-08-03 CN CN201510480959.4A patent/CN105082353B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084806A (en) * | 1992-09-29 | 1994-04-06 | 湖南省建筑材料研究设计院 | Artificial stone mirror plate and manufacture method thereof |
| JPH08259303A (en) * | 1995-03-23 | 1996-10-08 | Mitsubishi Materials Corp | Production of glass fiber-reinforced gypsum board |
| CN101314530A (en) * | 2008-07-07 | 2008-12-03 | 昆明理工大学 | Method for producing building material with low-temperature ceramic modified industry by-product gypsum |
| CN101643331A (en) * | 2009-09-07 | 2010-02-10 | 湖南安雅达建材科技有限公司 | Method for preparing gypsum powder by microwave activation |
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| CN105082353A (en) | 2015-11-25 |
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