CN109849460A - A kind of lightweight self-heat conserving composite floor board and preparation method - Google Patents
A kind of lightweight self-heat conserving composite floor board and preparation method Download PDFInfo
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- CN109849460A CN109849460A CN201910232947.8A CN201910232947A CN109849460A CN 109849460 A CN109849460 A CN 109849460A CN 201910232947 A CN201910232947 A CN 201910232947A CN 109849460 A CN109849460 A CN 109849460A
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Abstract
The invention discloses a kind of lightweight self-heat conserving composite floor boards, including from top to bottom successively arrangement the upper surface of layer, upper transition zone, middle layer, lower transition zone and cutting optimal；The upper layer and cutting optimal are the aluminium alloy plate of 0.2 ~ 2mm thickness；The upper transition zone and lower transition zone are that the glass fabric of 1 ~ 3mm thickness enhances modified unsaturated polyester resin plate；The middle layer is the polypropylene board of 10 ~ 20mm thickness, and the polypropylene board is in honeycomb, is filled with composite phase-change material in honeycomb hole.Its weight per unit area is small, and tensile strength and impact strength are high, can automatically adjust room temperature.The invention also discloses a kind of preparation methods of lightweight self-heat conserving composite floor board, mild condition, and it is convenient to operate, and are suitable for large-scale industrial production.
Description
Technical field
The present invention relates to composite floor boards, and in particular to a kind of lightweight self-heat conserving composite floor board and preparation method.
Background technique
Flooring product can substantially be divided into traditional floor and novel floor two major classes.Traditional floor is with laminated flooring, reality
Based on the timber floors such as timber floor, solid wooden compound floor and bamboo flooring.As environmentally protective idea is gradually rooted in the hearts of the people, people are to ring
The consciousness of border protection is gradually reinforced, and traditional floor causes no small pressure to environment mostly using timber, bamboo wood as raw material,
Therefore the development and application of novel floor are increasingly subject to the concern of people.Currently, novel floor in the market mainly have ceramic floor,
Plastic floor and Wood-plastic floor etc..Although the consumption of timber is greatly reduced in these novel floors, but still there are unit areas
The disadvantages of weight is big, mechanical property is not high, environmental impact assessment is lower and comfort is not good enough.
Summary of the invention
The object of the present invention is to provide a kind of lightweight self-heat conserving composite floor board and preparation methods, and weight per unit area is small,
Tensile strength and impact strength are high, can automatically adjust room temperature.
Lightweight self-heat conserving composite floor board of the present invention: including from top to bottom successively arrangement the upper surface of layer, upper transition zone,
Middle layer, lower transition zone and cutting optimal；The upper layer and cutting optimal are the aluminium alloy plate of 0.2 ~ 2mm thickness；The upper transition zone
With the glass fabric enhancing modified unsaturated polyester resin plate that lower transition zone is 1 ~ 3mm thickness；The middle layer is 10 ~ 20mm thick
Polypropylene board, the polypropylene board is in honeycomb, and composite phase-change material is filled in honeycomb hole.
Further, the upper layer and cutting optimal with a thickness of 1 ~ 1.5mm, the two thickness is identical.
Further, the upper layer and cutting optimal are 3 line aluminium alloy plates.
Further, the upper transition zone and lower transition zone with a thickness of 1.5 ~ 2mm, the two thickness is identical；
Further, the upper transition zone (2) and lower transition zone (4) preparation process include the following steps:
1) solid polyethylene glycol is heated to melting, then the polyethylene glycol of fusing is added in unsaturated polyester resin solution and is stirred
It mixes uniformly, obtains solution A, mass fraction of the polyethylene glycol in solution A is 20 ~ 30wt%；
2) calcium carbonate is added in surface treatment liquid and is stirred evenly, ground after dry and obtain calcium carbonate powder, the surface treatment
Liquid includes deionized water, dehydrated alcohol and the silane coupling agent that volume ratio is 1:2 ~ 3:10 ~ 12；
3) calcium carbonate powder is added in solution A and is stirred evenly, obtain solution B, quality of the calcium carbonate in solution B point
Number is 5 ~ 10wt%；
4) short glass fiber is added in solution B and is stirred evenly, obtain solution C, the short glass fiber is in solution C
Mass fraction be 40 ~ 50wt%；
5) glass fabric is laid in female mold tool, solution C is poured over glass fabric surface, smeared using brush equal
Even, then cure under pressure, curing time are 30 ~ 60min, obtain glass fabric enhancing modified unsaturated polyester resin plate.
Further, the number of plies of glass fabric is 2 ~ 4 layers in the step 5).
Further, the number of plies of the glass fabric is 3 layers, and the ply stacking angle of glass fabric is successively passed in 0 ~ 90 °
Increase, and the differential seat angle of adjacent layer is 30 ~ 90 °.
Further, the composite phase-change material be in spherical capsule structure aluminium foil/paraffin composite material, the aluminium foil/
The partial size of paraffin composite material is 0.3 ~ 0.5mm, using paraffin as core material, using aluminium foil as encapsulating material.
Further, the polypropylene board with a thickness of 15mm, the regular hexagon that honeycomb hole is 0.5 ~ 0.8mm of side length is logical
Hole.
A kind of preparation method of above-mentioned lightweight self-heat conserving composite floor board, by upper layer, upper transition zone, middle layer, was descended
It crosses layer and cutting optimal successively overlaps, carry out hot pressing connects, hot pressing temperature is 100 ~ 120 DEG C, and application pressure is 1MPa, handles the time
For 1 ~ 3h.
Through detecting, the size of the composite floor board is 600600When 25mm, quality when being not filled by composite phase-change material is
1.66kg.By theoretical calculation and field test, every square metre of composite floor board need to only fill 2 ~ 3kg composite phase-change material can be real
Existing indoor temperature control, temperature adjustment.
Compared with prior art, the present invention has the following advantages:
1, the upper surface of present invention layer and cutting optimal are aluminium alloy plate, aluminium alloy plate intensity with higher and hardness, preferable resistance to
Mill property and corrosion resistance, and aesthetics can be improved by surface textures.Upper transition zone and lower transition zone are glass fibre
Cloth enhances modified unsaturated polyester resin plate, so that transition zone impact strength with higher, can play when being under pressure
Preferable buffer function.Middle layer is to realize the double effects of loss of weight and enhancing in cellular polypropylene board, is effectively dispersed
Local pressure improves the whole load-bearing capacity of composite floor board；By the filled composite phase-change material in honeycomb hole, material is utilized
Phase transformation carry out neither endothermic nor exothermic, achieve the purpose that adjust room temperature, temperature control range be 18 ~ 25 DEG C.
2, the weight per unit area of composite floor board of the invention is small, only 5 ~ 8kg/m2, traditional floor can be substituted, is reduced
The consumption of timber；Tensile strength and impact strength are higher than existing ceramic floor, plastic floor or Wood-plastic floor.
3, preparation method mild condition of the present invention, it is convenient to operate, and is suitable for large-scale industrial production.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the schematic cross-section of middle layer of the invention；
Fig. 3 is the structural schematic diagram of composite phase-change material of the invention.
In figure, 1-upper layer, 2-upper transition zones, 3-middle layers, 31-honeycomb holes, 32-composite phase-change materials,
321-paraffin, 322-aluminium foils, 4-lower transition zones, 5-cutting optimals.
Specific embodiment
It elaborates with reference to the accompanying drawing to the present invention.
Embodiment one, referring to Fig. 1, shown in lightweight self-heat conserving composite floor board: including successively the upper surface of arrangement from top to bottom
Layer 1, upper transition zone 2, middle layer 3, lower transition zone 4 and cutting optimal 5；It is that aluminium closes that the upper layer 1 and cutting optimal 5, which are the 3 of 1mm thickness,
Golden plate, 3 line aluminium alloys intensity with higher and hardness, preferable wearability and corrosion resistance, are suitable as the surface layer on floor
Material.
The upper transition zone 2 and lower transition zone 4 are that the glass fabric of 1.5mm thickness enhances modified unsaturated polyester resin
Plate, preparation preparation process include the following steps:
1, solid polyethylene glycol is heated to 85 DEG C of fusings, then the polyethylene glycol of fusing is added to unsaturated polyester resin solution
In stir evenly, obtain solution A, mass fraction of the polyethylene glycol in solution A is 20wt%.
2, calcium carbonate is added in surface treatment liquid and is stirred evenly, ground after dry and obtain fine calcium carbonate powder, institute
Stating surface treatment liquid includes deionized water, dehydrated alcohol and the silane coupling agent that volume ratio is 1:2.5:11.
3, calcium carbonate powder is added in solution A and is stirred evenly, obtain solution B, matter of the calcium carbonate in solution B
Amount score is 10wt%.
4, short glass fiber is added in solution B and is stirred evenly, obtain solution C, the short glass fiber is molten
Mass fraction in liquid C is 40wt%.
5, glass fabric is laid in square groove mold, the number of plies of the glass fabric is 3 layers, ply stacking angle
It is incremented by successively in 0 ~ 90 °, and the differential seat angle of adjacent layer is 30 ~ 90 °, and solution C is poured over glass fabric surface, uses brush
Son is smeared uniformly, so that solution C is sufficiently impregnated glass fabric, then closed die lid cure under pressure, curing time are
30min obtains glass fabric enhancing modified unsaturated polyester resin plate.
Referring to fig. 2, the middle layer 3 is the polypropylene board of 15mm thickness, and the polypropylene board is in honeycomb, and honeycomb hole 31 is
The regular hexagon through-hole of side length 0.5mm is filled with composite phase-change material 32, referring to Fig. 3, the composite phase-change material in honeycomb hole 31
Material 32 is aluminium foil/paraffin composite material in spherical capsule structure, and the aluminium foil/paraffin composite material partial size is 0.5mm, with
Paraffin 321 is used as core material, using aluminium foil 322 as encapsulating material.
The preparation method of lightweight self-heat conserving composite floor board described in the present embodiment is: by upper layer 1, upper transition zone 2, centre
Layer 3, lower transition zone 4 and cutting optimal 5 successively overlap, and are placed in autoclave and carry out hot pressing connects, and hot pressing temperature is 120 DEG C, apply
Pressure is 1MPa, and the processing time is 1h.
Embodiment two, a kind of lightweight self-heat conserving composite floor board: including from top to bottom successively arrangement the upper surface of layer, upper transition
Layer, middle layer, lower transition zone and cutting optimal, the upper layer and cutting optimal are 3 line aluminium alloy plates of 2mm thickness.
The upper transition zone and lower transition zone are that the glass fabric of 1mm thickness enhances modified unsaturated polyester resin plate,
Preparation preparation process includes the following steps:
1, solid polyethylene glycol is heated to 85 DEG C of fusings, then the polyethylene glycol of fusing is added to unsaturated polyester resin solution
In stir evenly, obtain solution A, mass fraction of the polyethylene glycol in solution A is 30wt%.
2, calcium carbonate is added in surface treatment liquid and is stirred evenly, ground after dry and obtain calcium carbonate powder, the surface
Treatment fluid includes deionized water, dehydrated alcohol and the silane coupling agent that volume ratio is 1:2.5:11.
3, calcium carbonate powder is added in solution A and is stirred evenly, obtain solution B, matter of the calcium carbonate in solution B
Amount score is 5wt%.
4, short glass fiber is added in solution B and is stirred evenly, obtain solution C, the short glass fiber is molten
Mass fraction in liquid C is 50wt%.
5, glass fabric is laid in female mold tool, the number of plies of the glass fabric is 4 layers, ply stacking angle 0 ~
It is incremented by successively in 90 °, and the differential seat angle of adjacent layer is 30 ~ 90 °, and solution C is poured over glass fabric surface, is applied using brush
It smears uniformly, so that solution C is sufficiently impregnated glass fabric, then cure under pressure, curing time 60min obtain glass fibre
Cloth enhances modified unsaturated polyester resin plate.
The middle layer is 20mm thickness and is in cellular polypropylene board, is filled with composite phase-change material, institute in honeycomb hole
Stating composite phase-change material is aluminium foil/paraffin composite material in spherical capsule structure.
The preparation method of lightweight self-heat conserving composite floor board described in the present embodiment is: by upper layer, upper transition zone, centre
Layer, lower transition zone and cutting optimal successively overlap, and are placed in autoclave and carry out hot pressing connects, and hot pressing temperature is 100 DEG C, apply pressure
For 1MPa, the processing time is 3h.
Embodiment three, a kind of lightweight self-heat conserving composite floor board: including from top to bottom successively arrangement the upper surface of layer, upper transition
Layer, middle layer, lower transition zone and cutting optimal, the upper layer and cutting optimal are 3 line aluminium alloy plates of 1.5mm thickness.
The upper transition zone and lower transition zone are that the glass fabric of 1.5mm thickness enhances modified unsaturated polyester resin plate,
It prepares preparation process and includes the following steps:
1, solid polyethylene glycol is heated to 85 DEG C of fusings, then the polyethylene glycol of fusing is added to unsaturated polyester resin solution
In stir evenly, obtain solution A, mass fraction of the polyethylene glycol in solution A is 25wt%.
2, calcium carbonate is added in surface treatment liquid and is stirred evenly, ground after dry and obtain fine calcium carbonate powder, institute
Stating surface treatment liquid includes deionized water, dehydrated alcohol and the silane coupling agent that volume ratio is 1:3:12.
3, calcium carbonate powder is added in solution A and is stirred evenly, obtain solution B, matter of the calcium carbonate in solution B
Amount score is 7wt%.
4, short glass fiber is added in solution B and is stirred evenly, obtain solution C, the short glass fiber is molten
Mass fraction in liquid C is 45wt%.
5, glass fabric is laid in square groove mold, the number of plies of the glass fabric is 5 layers, ply stacking angle
It is incremented by successively in 0 ~ 90 °, and the differential seat angle of adjacent layer is 30 ~ 90 °, and solution C is poured over glass fabric surface, uses brush
Son is smeared uniformly, so that solution C is sufficiently impregnated glass fabric, then closed die lid cure under pressure, curing time are
45min obtains glass fabric enhancing modified unsaturated polyester resin plate.
The middle layer is 10mm thickness and is in cellular polypropylene board, is filled with composite phase-change material, institute in honeycomb hole
Stating composite phase-change material is aluminium foil/paraffin composite material in spherical capsule structure.
The preparation method of lightweight self-heat conserving composite floor board described in the present embodiment is: by upper layer, upper transition zone, centre
Layer, lower transition zone and cutting optimal successively overlap, and are placed in autoclave and carry out hot pressing connects, and hot pressing temperature is 110 DEG C, apply pressure
For 1MPa, the processing time is 2h.
Example IV, a kind of lightweight self-heat conserving composite floor board: including from top to bottom successively arrangement the upper surface of layer, upper transition
Layer, middle layer, lower transition zone and cutting optimal, the upper layer and cutting optimal are 3 line aluminium alloy plates of 0.2mm thickness.
The upper transition zone and lower transition zone are that the glass fabric of 2mm thickness enhances modified unsaturated polyester resin plate,
Preparation preparation process includes the following steps:
1, solid polyethylene glycol is heated to 85 DEG C of fusings, then the polyethylene glycol of fusing is added to unsaturated polyester resin solution
In stir evenly, obtain solution A, mass fraction of the polyethylene glycol in solution A is 20wt%.
2, calcium carbonate is added in surface treatment liquid and is stirred evenly, ground after dry and obtain fine calcium carbonate powder, institute
Stating surface treatment liquid includes deionized water, dehydrated alcohol and the silane coupling agent that volume ratio is 1:2:10.
3, calcium carbonate powder is added in solution A and is stirred evenly, obtain solution B, matter of the calcium carbonate in solution B
Amount score is 5wt%.
4, short glass fiber is added in solution B and is stirred evenly, obtain solution C, the short glass fiber is molten
Mass fraction in liquid C is 50wt%.
5, glass fabric is laid in square groove mold, the number of plies of the glass fabric is 3 layers, ply stacking angle
It is incremented by successively in 0 ~ 90 °, and the differential seat angle of adjacent layer is 30 ~ 90 °, and solution C is poured over glass fabric surface, uses brush
Son is smeared uniformly, so that solution C is sufficiently impregnated glass fabric, then closed die lid cure under pressure, curing time are
60min obtains glass fabric enhancing modified unsaturated polyester resin plate.
The middle layer is 15mm thickness and is in cellular polypropylene board, is filled with composite phase-change material, institute in honeycomb hole
Stating composite phase-change material is aluminium foil/paraffin composite material in spherical capsule structure.
The preparation method of lightweight self-heat conserving composite floor board described in the present embodiment is: by upper layer, upper transition zone, centre
Layer, lower transition zone and cutting optimal successively overlap, and are placed in autoclave and carry out hot pressing connects, and hot pressing temperature is 115 DEG C, apply pressure
For 1MPa, the processing time is 1.5h.
Claims (10)
1. a kind of lightweight self-heat conserving composite floor board, it is characterised in that: including from top to bottom successively arrangement the upper surface of layer (1), upper mistake
Cross layer (2), middle layer (3), lower transition zone (4) and cutting optimal (5)；
The upper layer (1) and cutting optimal (5) are the aluminium alloy plate of 0.2 ~ 2mm thickness；
The upper transition zone (2) and lower transition zone (4) are that the glass fabric of 1 ~ 3mm thickness enhances modified unsaturated polyester resin
Plate；
The middle layer (3) is the polypropylene board of 10 ~ 20mm thickness, and the polypropylene board is in honeycomb, filling in honeycomb hole (31)
There are composite phase-change material (32).
2. lightweight self-heat conserving composite floor board according to claim 1, it is characterised in that: the upper layer (1) and cutting optimal
(5) with a thickness of 1 ~ 1.5mm, the two thickness is identical.
3. lightweight self-heat conserving composite floor board according to claim 1 or 2, it is characterised in that: the upper layer (1) and following
Layer (5) is 3 line aluminium alloy plates.
4. lightweight self-heat conserving composite floor board according to claim 1, it is characterised in that: the upper transition zone (2) and lower mistake
Cross layer (4) with a thickness of 1.5 ~ 2mm, the two thickness is identical.
5. lightweight self-heat conserving composite floor board according to claim 1, it is characterised in that: the upper transition zone (2) and lower mistake
Layer (4) preparation process is crossed to include the following steps:
1) solid polyethylene glycol is heated to melting, then the polyethylene glycol of fusing is added in unsaturated polyester resin solution
It stirs evenly, obtains solution A, mass fraction of the polyethylene glycol in solution A is 20 ~ 30wt%；
2) calcium carbonate is added in surface treatment liquid and is stirred evenly, ground after dry and obtain calcium carbonate powder, the surface treatment
Liquid includes deionized water, dehydrated alcohol and the silane coupling agent that volume ratio is 1:2 ~ 3:10 ~ 12；
3) calcium carbonate powder is added in solution A and is stirred evenly, obtain solution B, quality of the calcium carbonate in solution B point
Number is 5 ~ 10wt%；
4) short glass fiber is added in solution B and is stirred evenly, obtain solution C, the short glass fiber is in solution C
Mass fraction be 40 ~ 50wt%；
5) glass fabric is laid in female mold tool, solution C is poured over glass fabric surface, smeared using brush equal
Even, then cure under pressure, curing time are 30 ~ 60min, obtain glass fabric enhancing modified unsaturated polyester resin plate.
6. lightweight self-heat conserving composite floor board according to claim 5, it is characterised in that: glass fabric in the step 5)
The number of plies be 2 ~ 4 layers.
7. lightweight self-heat conserving composite floor board according to claim 6, it is characterised in that: the number of plies of the glass fabric is
3 layers, the ply stacking angle of glass fabric is incremented by successively in 0 ~ 90 °, and the differential seat angle of adjacent layer is 30 ~ 90 °.
8. lightweight self-heat conserving composite floor board according to claim 1, it is characterised in that: the composite phase-change material (32) is
In aluminium foil/paraffin composite material of spherical capsule structure, the aluminium foil/paraffin composite material partial size is 0.3 ~ 0.5mm, with stone
Wax (321) is used as core material, using aluminium foil (322) as encapsulating material.
9. lightweight self-heat conserving composite floor board according to claim 1, it is characterised in that: the polypropylene board with a thickness of
15mm, honeycomb hole are the regular hexagon through-hole of 0.5 ~ 0.8mm of side length.
10. a kind of preparation method of such as described in any item lightweight self-heat conserving composite floor boards of claim 1 ~ 9, it is characterised in that:
Upper layer (1), upper transition zone (2), middle layer (3), lower transition zone (4) and cutting optimal (5) are successively overlapped, hot pressing company is carried out
It connects, hot pressing temperature is 100 ~ 120 DEG C, and application pressure is 1MPa, and the processing time is 1 ~ 3h.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113004874A (en) * | 2021-03-11 | 2021-06-22 | 重庆市科学技术研究院 | Phase change material, heat insulation floor with phase change material and preparation method of heat insulation floor |
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Application publication date: 20190607 |