CN103395250A - Transparent composite board and preparation method thereof - Google Patents
Transparent composite board and preparation method thereof Download PDFInfo
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- CN103395250A CN103395250A CN2013102971354A CN201310297135A CN103395250A CN 103395250 A CN103395250 A CN 103395250A CN 2013102971354 A CN2013102971354 A CN 2013102971354A CN 201310297135 A CN201310297135 A CN 201310297135A CN 103395250 A CN103395250 A CN 103395250A
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Abstract
The invention relates to a transparent composite board and a preparation method thereof. The composite board comprises glass, a thermoplastic resin board and a rubber sheet, wherein the rubber sheet is PVB (Polyvinyl butyral), EVA (Ethylene/vinyl acetate) or PU (Polyurethane); and the thermoplastic resin board is a transparent resin board which can be polycarbonate (PC), polystyrene (PS), polymethylmethacrylate (PMMA), polyethylene (PE) or the like. The preparation method comprises the following steps of: stoving the thermoplastic resin board, laminating the thermoplastic resin board, the glass and the rubber sheet together, carrying out low-temperature preheating in a vacuum molding furnace, carrying out high-temperature composite molding, and finally cooling to obtain the transparent composite board. The transparent composite board has the advantages that the light transmittance can reach 90-92%, the impact force can reach 4kg/cm<3> at most, the stabile physical indexes are maintained in a temperature range from 40 DEG C below zero to 120 DEG C, the sound and heat insulation properties are good, and the market application prospect is good.
Description
Technical field
The present invention relates to Material Field, particularly, relate to a kind of transparent composite sheet material and preparation method thereof.
Background technology
Doubling glass is with film, two or multi-disc glass to be pasted and formed under uniform temperature and pressure, also referred to as laminated glass or glyglass.Film is the film such as PVB (Polyvinyl butyral, polyvinyl butyral resin) normally.When glass is clashed and explosion time, tough and tensile PVB film will absorb most of Impact energy and shock wave pressure and stop the collision thing to penetrate, thereby have antitheft, shellproof, explosion prevention function; Even the doubling glass breakage, glass fragment will be sticked on the PVB film securely, can not come off and hurt sb.'s feelings, and therefore be specially adapted to shield glass and skyscraper glass; PVB film in doubling glass can also absorb the ultraviolet ray more than 99%, avoids indoor human body and furniture clothing etc. to be subject to uv damage; In addition, the PVB film in doubling glass has the damping function to sound wave, and soundproof effect is fairly obvious can suppress noise transmission effectively, is specially adapted to the building of airport, station, downtown area and road both sides.But doubling glass is high to the infrared ray transmitance in sunlight, and energy-saving effect is poor.
Glass is important construction material, along with improving constantly the decorating building requirement, the use amount of glass in building trade also constantly increases, for example the patent No. is that 200920039857.9,201020146361.4 utility model patent distributes and discloses corresponding laminated glass structure, and all there is the limitation that strength of glass is inadequate, effect of heat insulation is not obvious, be difficult to keep out light radiation in these laminated glass.
About preparing the process of laminated glass, many patent applications are arranged, but there is following defect in the laminated glass that published technology is produced: 1. laminated glass bubble often occurs, comes unstuck; 2. production equipment is too complicated, makes production cost high; 3. the limit section of laminated glass easily infilters rainwater or airborne moisture, thereby makes degumming phenomenon even more serious; 4. the kind of laminated glass is single.
Summary of the invention
Purpose of the present invention is exactly for above-mentioned technical problem, its preparation process of the transparent composite sheet material that provide simple, the difficult generation bubble of a kind of production equipment, come unstuck, the transparency is good, impact strength is high.
A kind of transparent composite sheet material provided by the invention, it comprises glass, film and thermoplastic resin sheet material.
Described glass is simple glass.
Described film is selected from polyvinyl butyral resin (PVB), ethylene-vinyl acetate copolymer (EVA) or polyurethane (PU).
Described thermoplastic resin sheet material is selected from the transparent resin sheet materials such as Merlon (PC), polystyrene (PS), lucite (PMMA) or polyethylene (PP).
In transparent composite sheet material of the present invention, the thickness of glass, film and thermoplastic resin sheet material is: glass 3-8mm, film 0.38-1.52mm, thermoplastic resin board 1-6mm.
Preferably, in transparent composite sheet material of the present invention, the thickness of glass, film and thermoplastic resin sheet material is: glass 4mm, film 0.76mm, thermoplastic resin board 1.5-4mm.
The structural order of transparent composite sheet material of the present invention is, after tiling transparent composite sheet material, by upper under, be respectively glass, film, thermoplastic resin sheet material, film, glass.
The present invention also provides the method for preparing above-mentioned transparent composite sheet material, comprises the following steps:
(1) dry processing thermoplastic resin sheet material and cleaning, air-dry glass;
(2) glass, film, thermoplastic resin sheet material are closed to sheet in clean room, be placed in glass evacuated heat seal laminated rubber machine;
The described sheet that closes is first flat glass, and layer paving film, keep flat thermoplastic resin sheet material on film thereon, then at the upper strata of thermoplastic resin sheet material paving film, last placing glass; The three ply board material need keep flat, and film needs tiling.
(3) under low temperature after preheating, under high temperature, composite molding is carried out in heating;
(4) composite board after moulding is cooling, takes out.
Wherein, step (1) is by thermoplastic resin sheet material dry 90-120min of processing under 50-70 ℃.
Wherein, in the forming furnace of step (2), vacuum is 0.08-0.095Mpa.
The temperature of step (2) while closing sheet is that 25 ℃, humidity are<30%.
In the inventive method, step (3) is at low temperature 40-60 ℃ of lower preheating 10-40min, and then heating 80-120min carries out composite molding under high temperature 70-80 ℃.
The step of the inventive method (4) chilling temperature is 40-60 ℃.
The present invention prepares the method for transparent composite sheet material, and its technique is simple, and production efficiency is high, and the transparent composite sheet material for preparing has following excellent effect: (1) light transmittance can reach 90%-92%.(2) the impulsive force maximum of transparent composite sheet can reach 4kg/cm
3, impact strength is 300-400 times of simple glass, is 22-35 times of acryl plates, is 2.5 times of safety glass, almost there is no the danger of fracture.(3) good weatherability, can keep-40 ℃ to 120 ℃ scopes the stability of every physical index.Artificial weathering test 4000 hours, xanthochromia degree are 2, light transmittance reduction value only 0.6%.(4) sound insulation value is good, and under the identical condition of thickness, oise insulation factor improves 3-4dB than glass.(5) heat-proof quality is good, and protect cool summer, the insulation in winter, transparent composite sheet has more the thermal conductivity (K value) lower than simple glass and other plastics, effect of heat insulation is than the high 9%-28% of condition of equivalent thickness glass, and the heat insulation peak efficiency of transparent composite sheet can reach 49%, and good weatherability, hardness are arranged.Transparent composite sheet material prepared by the present invention, can be widely used in skyscraper door and window, glass curtain wall, indoor partition glass, lighting ceiling, sightseeing elevator passage, furniture, glass guardrail etc., be particularly useful for door and window aspect safety firm, antitheft explosion-proof, sound-insulating.
The accompanying drawing explanation
Fig. 1 is transparent composite sheet equipment structure schematic diagram of the present invention, and wherein 1 is glass, and 2 is film, and 3 is thermoplastic resin sheet material.
The specific embodiment
Following examples further illustrate content of the present invention, but should not be construed as limitation of the present invention.Without departing from the spirit and substance of the case in the present invention, modification or replacement to the inventive method, step or condition are done, all belong to scope of the present invention.
If do not specialize, the conventional means that in embodiment, technological means used is well known to those skilled in the art.In embodiment, glass used is common float glass.
The glass of the present embodiment is float glass, and thickness 4mm, thermoplastic resin sheet material are polystyrene (PS), thickness 3mm; Film is EVA, thickness 0.76mm.
(1) pretreatment: by PS plate dry 100min under 50 ℃, baking oven, naturally cool to room temperature in baking oven;
(2) to simple glass clean, air-dry, use the non-dust cloth wiping;
(3) simple glass, EVA film, PS plate are closed to sheet in clean room, close sheet and sequentially see Fig. 1.Closing the sheet condition is: 25 ℃ of temperature, humidity<30%;
(4) after closing sheet, sample is put in vacuum bag, in glass evacuated heat seal laminated rubber machine, carries out composite molding, technological parameter: 50 ℃ of lower preheating 40min of low temperature, then heat 110min, pressure 0.092MPa under 75 ℃ of high temperature;
(5), after composite molding, take out after in laminated rubber machine, being cooled to 50 ℃.
The transparent composite sheet material light transmittance that the present embodiment makes can reach 92%, and impulsive force can reach 4kg/cm
3, impact strength is 300-400 times of simple glass, is 22-35 times of acryl plates, is 2.5 times of safety glass, almost there is no the danger of fracture.Artificial weathering test 4000 hours, xanthochromia degree are 2, light transmittance reduction value only 0.6%.Under the identical condition of thickness, oise insulation factor improves 4dB than glass, and effect of heat insulation is higher by 25% than simple glass.
The glass of the present embodiment is common float glass, and thickness 3mm, thermoplastic resin sheet material are Merlon (PC), 2mm; Film is EVA, 1.52mm.
(1) pretreatment: by PC plate dry 90min under 70 ℃, baking oven, naturally cool to room temperature in baking oven;
(2) to simple glass clean, air-dry, use the non-dust cloth wiping;
(3) simple glass, EVA film, PC plate are closed to sheet in clean room, first flat glass, layer paving film, keep flat thermoplastic resin sheet material on film thereon, then at the upper strata of thermoplastic resin sheet material paving film, last placing glass; The three ply board material need keep flat, and film needs tiling.Closing the sheet condition is 25 ℃ of temperature, humidity<30%;
(4) after closing sheet, sample is put in vacuum bag, in glass evacuated heat seal laminated rubber machine, carries out composite molding, technological parameter: 60 ℃ of lower preheating 30min of low temperature, then heat 120min, pressure 0.08MPa under 70 ℃ of high temperature;
(5), after composite molding, take out after in laminated rubber machine, being cooled to 30 ℃.
The transparent composite sheet material light transmittance that the present embodiment makes can reach 92%, and impulsive force can reach 4kg/cm
3, impact strength is 300-400 times of simple glass, is 22-35 times of acryl plates, is 2.5 times of safety glass, almost there is no the danger of fracture.Artificial weathering test 4000 hours, xanthochromia degree are 2, light transmittance reduction value only 0.6%.Under the identical condition of thickness, oise insulation factor improves 3dB than glass, and effect of heat insulation is higher by 20% than simple glass.
The glass of the present embodiment is simple glass, and 5mm, thermoplastic resin sheet material are lucite (PMMA), 1.5mm; Film is PU, 0.38mm.
(1) pretreatment: by PMMA plate dry 100min under 60 ℃, baking oven, naturally cool to room temperature in baking oven;
(2) to simple glass clean, air-dry, use the non-dust cloth wiping;
(3) simple glass, PU film, PMMA plate are closed to sheet in clean room, close the sheet order with embodiment 2, closing the sheet condition is 25 ℃ of temperature, humidity<30%;
(4) after closing sheet, sample is put in vacuum bag, at Vacuum Heat, closes in laminated rubber machine and carry out composite molding, technological parameter: 40 ℃ of lower preheating 30min of low temperature, then heat 80min, pressure 0.095MPa under 80 ℃ of high temperature;
(5), after composite molding, take out after in laminated rubber machine, being cooled to 60 ℃.
The transparent composite sheet material light transmittance that the present embodiment makes can reach 91%, and impulsive force can reach 3.5kg/cm
3.Artificial weathering test 4000 hours, xanthochromia degree are 2, light transmittance reduction value only 0.6%.Under the identical condition of thickness, oise insulation factor improves 4dB than glass, and effect of heat insulation is higher by 25% than simple glass.
Embodiment 4
The glass of the present embodiment is simple glass, and 6mm, thermoplastic resin sheet material are polyethylene (PP), 2mm; Film is EVA, 0.76mm.
(1) pretreatment: by PP plate dry 110min under 55 ℃, baking oven, naturally cool to room temperature in baking oven;
(2) to simple glass clean, air-dry, use the non-dust cloth wiping;
(3) simple glass, EVA film, PP plate are closed to sheet in clean room, close the sheet order with embodiment 2, closing the sheet condition is 25 ℃ of temperature, humidity<30%;
(4) after closing sheet, sample is put in vacuum bag, in glass evacuated heat seal laminated rubber machine, carries out composite molding, technological parameter: 50 ℃ of lower preheating 20min of low temperature, then heat 100min, pressure 0.09MPa under 75 ℃ of high temperature;
(5), after composite molding, take out after in laminated rubber machine, being cooled to 40 ℃.
The transparent composite sheet material light transmittance that the present embodiment makes can reach 90%, and impulsive force can reach 4kg/cm
3.Artificial weathering test 4000 hours, xanthochromia degree are 2, light transmittance reduction value only 0.6%.Under the identical condition of thickness, oise insulation factor improves 3-4dB than glass, and effect of heat insulation is higher by 28% than simple glass.
Although above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements, all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a transparent composite sheet material, is characterized in that, comprises glass, film and thermoplastic resin sheet material.
2. transparent composite sheet material according to claim 1, is characterized in that, described glass is simple glass.
3. transparent composite sheet material according to claim 1, is characterized in that, described film is selected from PVB, EVA or PU.
4. transparent composite sheet material according to claim 1, is characterized in that, described thermoplastic resin sheet material is selected from Merlon, polystyrene, lucite or polyethylene.
5. the described transparent composite sheet material of according to claim 1～4 any one, is characterized in that, the thickness of described glass, film and thermoplastic resin sheet material is: glass 3-8mm, film 0.38-1.52mm, thermoplastic resin board 1-6mm.
6. prepare the method for the arbitrary described transparent composite sheet material of claim 1-5, it is characterized in that, comprise the following steps:
(1) dry processing thermoplastic resin sheet material and cleaning, air-dry glass;
(2) glass, film, thermoplastic resin sheet material are closed to sheet, be placed in glass evacuated heat seal laminated rubber machine;
(3) under low temperature after preheating, under high temperature, composite molding is carried out in heating;
(4) composite board after moulding is cooling, takes out.
7. method as claimed in claim 5, is characterized in that, step (1) is by thermoplastic resin sheet material dry 90-120min of processing under 50-70 ℃.
8. method as claimed in claim 5, is characterized in that, in the forming furnace of step (2), vacuum is 0.08-0.095Mpa.
9. method as claimed in claim 5, is characterized in that, step (3) is at low temperature 40-60 ℃ of lower preheating 10-40min, and then heating 80-120min carries out composite molding under high temperature 70-80 ℃.
10. method according to claim 5, is characterized in that, step (4) chilling temperature is 30-60 ℃.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827727A (en) * | 2017-01-12 | 2017-06-13 | 上海蓥石汽车技术有限公司 | A kind of automobile-used light-weighted laminated glass and preparation method thereof |
| CN107234852A (en) * | 2017-06-30 | 2017-10-10 | 合肥利裕泰玻璃制品有限公司 | A kind of Novel bulletproof glass and preparation method thereof |
| CN108621502A (en) * | 2017-03-17 | 2018-10-09 | 长沙星纳气凝胶有限公司 | A kind of safety and energy-saving automobile glass and its manufacturing method |
| CN108621504A (en) * | 2017-03-17 | 2018-10-09 | 长沙星纳气凝胶有限公司 | A kind of safety and energy-saving automobile glass and its manufacturing method |
| CN108943942A (en) * | 2017-05-24 | 2018-12-07 | 江苏创曦复合材料科技有限公司 | A kind of preparation method of environment-friendly type high performance composite material door-plate |
| CN109336419A (en) * | 2018-08-31 | 2019-02-15 | 嘉善银升玻璃有限公司 | A kind of processing technology of high strength glass |
| CN111590920A (en) * | 2020-05-13 | 2020-08-28 | 中国航发北京航空材料研究院 | Method for manufacturing heterogeneous composite windshield glass |
| CN112389048A (en) * | 2019-08-15 | 2021-02-23 | 富登实业(上海)有限公司 | Composite glass, and manufacturing method and application thereof |
| CN113206161A (en) * | 2021-05-06 | 2021-08-03 | 浙江合特光电有限公司 | Colorful high-light-transmission solar panel and preparation method thereof |
| CN114702774A (en) * | 2022-02-15 | 2022-07-05 | 上海耀江建设工程有限公司 | Flame-retardant heat-insulation organic material and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106827727A (en) * | 2017-01-12 | 2017-06-13 | 上海蓥石汽车技术有限公司 | A kind of automobile-used light-weighted laminated glass and preparation method thereof |
| CN108621502A (en) * | 2017-03-17 | 2018-10-09 | 长沙星纳气凝胶有限公司 | A kind of safety and energy-saving automobile glass and its manufacturing method |
| CN108621504A (en) * | 2017-03-17 | 2018-10-09 | 长沙星纳气凝胶有限公司 | A kind of safety and energy-saving automobile glass and its manufacturing method |
| CN108621504B (en) * | 2017-03-17 | 2020-12-22 | 长沙星纳气凝胶有限公司 | Safe energy-saving automobile glass and manufacturing method thereof |
| CN108943942A (en) * | 2017-05-24 | 2018-12-07 | 江苏创曦复合材料科技有限公司 | A kind of preparation method of environment-friendly type high performance composite material door-plate |
| CN107234852A (en) * | 2017-06-30 | 2017-10-10 | 合肥利裕泰玻璃制品有限公司 | A kind of Novel bulletproof glass and preparation method thereof |
| CN109336419A (en) * | 2018-08-31 | 2019-02-15 | 嘉善银升玻璃有限公司 | A kind of processing technology of high strength glass |
| CN112389048A (en) * | 2019-08-15 | 2021-02-23 | 富登实业(上海)有限公司 | Composite glass, and manufacturing method and application thereof |
| CN111590920A (en) * | 2020-05-13 | 2020-08-28 | 中国航发北京航空材料研究院 | Method for manufacturing heterogeneous composite windshield glass |
| CN113206161A (en) * | 2021-05-06 | 2021-08-03 | 浙江合特光电有限公司 | Colorful high-light-transmission solar panel and preparation method thereof |
| CN114702774A (en) * | 2022-02-15 | 2022-07-05 | 上海耀江建设工程有限公司 | Flame-retardant heat-insulation organic material and preparation method and application thereof |
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