CN208085190U - polyurethane composite plate - Google Patents
polyurethane composite plate Download PDFInfo
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- CN208085190U CN208085190U CN201721149132.6U CN201721149132U CN208085190U CN 208085190 U CN208085190 U CN 208085190U CN 201721149132 U CN201721149132 U CN 201721149132U CN 208085190 U CN208085190 U CN 208085190U
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Abstract
The utility model is related to a kind of polyurethane composite plates, mainly solve the problems, such as that polyurethane plate grammes per square metre is high, peeling force is low, sound-absorbing effect is poor in the prior art.The utility model is by using a kind of polyurethane composite plate, be followed successively by from top to bottom first layer PE films 1, first layer glass fibre 2, first layer polymeric membrane 3, first layer polyethylene powder 4, second layer polymeric membrane 5, polyurethane plate 6, third layer polymeric membrane 7, second layer polyethylene powder 8, the 4th floor height molecular film 9, second layer glass fibre 10, non-woven fabrics 11 technical solution preferably resolve the problem, can be used in the industrial production of polyurethane composite plate.
Description
Technical field
The utility model is related to a kind of polyurethane composite plates.
Background technology
Polyurethane composite plate has the characteristics that sound-absorbing, heat-insulated, light-weight, easy to install, having no irritating odor becomes current
The staple product of domestic motor market.Multilayer composite board of polyurethane is to lay nonwoven fabric roll to the work of recombination line in the prior art
Make on platform, spread short glass fiber and solids hot melt adhesive successively on non-woven fabrics, then put to polyurethane foam, in poly- ammonia
Short glass fiber and solids hot melt adhesive are spread on ester plate successively, heating roll-in is compound, and multilayer composite board is obtained after cooling.
Chinese patent CN101628498A disclose a kind of production method of polyurethane plate for automobile ceiling be included in it is multiple
Tile non-woven fabrics on the crawler belt of conjunction machine, spreads short glass fiber, hot-melt adhesive powder successively in the above under certain temperature and pressure
It carries out compound.
Invention content
Technical problem to be solved in the utility model be polyurethane plate grammes per square metre in the prior art is high, peeling force is low,
The problem of sound-absorbing effect difference, provides a kind of polyurethane composite plate, the polyurethane composite plate have low grammes per square metre, high peeling force with
And the advantage that sound-absorbing effect is good.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：A kind of polyurethane composite plate, from
It is followed successively by first layer PE films 1, first layer glass fibre 2, first layer polymeric membrane 3, first layer polyethylene powder 4, second under above
Floor height molecular film 5, polyurethane plate 6, third layer polymeric membrane 7, second layer polyethylene powder 8, the 4th floor height molecular film 9, second
Layer glass fibre 10 and non-woven fabrics 11.
In above-mentioned technical proposal, it is preferable that the grammes per square metre of first layer PE films 1 is 35~50g/m2, fusing point is 100 DEG C~110
DEG C, thickness be 20~60um, first layer polymeric membrane 3 and/or second layer polymeric membrane 5 and/or third layer polymeric membrane 7 and/
Or the 4th floor height molecular film 9 grammes per square metre be 15~25g/m2, fusing point is 115 DEG C~130 DEG C.
In above-mentioned technical proposal, it is preferable that first layer polymeric membrane 3 and/or second layer polymeric membrane 5 and/or third layer
Polymeric membrane 7 and/or the 4th floor height molecular film 9 are selected from vinyl polymer film, polypropylene polymeric membrane or polyamide macromolecule
Film, thickness are 50~100um.
In above-mentioned technical proposal, it is preferable that the filament diameter of first layer glass fibre 2 and second layer glass fibre 10 is 3
~12um, thickness are 250~800um.
In above-mentioned technical proposal, it is preferable that first layer polyethylene powder 4 and/or second layer polyethylene powder 8 are selected from linear low close
One kind in polyethylene, low density polyethylene (LDPE), ultra-high molecular weight polyethylene or linear polyethylene is spent, thickness is 20~80um.
In above-mentioned technical proposal, it is preferable that non-woven fabrics 11 be selected from spunlace non-woven cloth, heat seal non-woven fabrics, spun-bonded non-woven fabrics or
Melt spraying non-woven fabrics, thickness are 0.1~0.5mm.
In the utility model, by using four floor height molecular films, grammes per square metre is 15~25g/m2, fusing point is 115 DEG C~130
DEG C, the four floor heights molecular film is lighter than the grammes per square metre of common PE film, is not easily stripped, while using the molding polyurethane of four floor heights molecule
Plank, present inventors have surprisingly found that, which has the advantages that sound-absorbing effect is good, and the polyurethane of the utility model is multiple
Plywood material grammes per square metre is down to 800g/m2, cohesive force increases to 13N/m, and in the case where sound frequency is 1000f/Hz, sound-absorption coefficient is
0.70, to which the polyurethane composite plate has the advantages that low grammes per square metre, high peeling force and sound-absorbing effect are good, to preferable
Technique effect.
Description of the drawings
Attached drawing 1 is polyurethane composite plate figure.
In attached drawing 1,1 is first layer PE films, and 2 be first layer glass fibre, and 3 be first layer polymeric membrane, and 4 be the first strata
Ethylene powder, 5 be second layer polymeric membrane, and 6 be polyurethane plate, and 7 be third layer polymeric membrane, and 8 be second layer polyethylene powder, 9
It is second layer glass fibre for the 4th floor height molecular film, 10,11 be non-woven fabrics.
The utility model is further elaborated below by embodiment, but is not limited only to the present embodiment.
Specific implementation mode
Embodiment 1
A kind of polyurethane composite plate is followed successively by first layer PE films (grammes per square metre 35g/m from top to bottom2, fusing point is 100 DEG C,
Thickness is 20um), first layer glass fibre (filament diameter 3um, thickness 800um), first layer vinyl polymer film (gram
Weight is 15g/m2, fusing point be 115 DEG C), thickness 50um, first layer linear low density polyethylene powder, thickness 80um, second
Strata vinyl polymer film (grammes per square metre 15g/m2, fusing point be 115 DEG C), thickness 50um, polyurethane plate (thickness 5mm),
Third layer vinyl polymer film (grammes per square metre 15g/m2, fusing point be 115 DEG C), thickness 50um, second layer linea low density gather
Ethylene powder, thickness 80um, the 4th vinyl polymer film (grammes per square metre 15g/m2, fusing point is 115 DEG C), thickness 50um, the
Two layers of glass fibre (filament diameter 3um, thickness 800um), spunlace non-woven cloth (thickness 0.5mm).
Embodiment 2
A kind of polyurethane composite plate is followed successively by first layer PE films (grammes per square metre 50g/m from top to bottom2, fusing point is 105 DEG C,
Thickness is 60um), first layer glass fibre (filament diameter 12um, thickness 250um), the first layer polypropylene polymeric membrane
(grammes per square metre 25g/m2, fusing point is 120 DEG C) and thickness is 100um, first layer ultra-high molecular weight polyethylene powder, thickness 20um,
Two layer polypropylene polymeric membrane (grammes per square metre 25g/m2, fusing point is 120 DEG C) and thickness is 100um, (thickness is polyurethane plate
5mm), third layer polypropylene polymeric membrane (grammes per square metre 25g/m2, fusing point is 120 DEG C) and thickness is 100um, second layer supra polymer
Weight northylen powder, thickness 100um, the 4th layer polypropylene polymeric membrane (grammes per square metre 25g/m2, fusing point is 120 DEG C) and thickness is
100um, second layer glass fibre (filament diameter 12um, thickness 250um), heat seal non-woven fabrics (thickness 0.1mm).
Embodiment 3
A kind of polyurethane composite plate is followed successively by first layer PE films (grammes per square metre 40g/m from top to bottom2, fusing point is 110 DEG C,
Thickness is 30um), first layer glass fibre (filament diameter 6um, thickness 500um), in first layer polyamide polymeric membrane
(grammes per square metre 15g/m2, fusing point is 115 DEG C) and thickness is 80um, first layer ultra-high molecular weight polyethylene powder, thickness 60um, second
(grammes per square metre 15g/m in strata amide polymeric membrane2, fusing point is 115 DEG C) thickness is 80um, polyurethane plate (thickness 5mm),
(grammes per square metre 15g/m in third layer polyamide polymeric membrane2, fusing point is 115 DEG C) and thickness is 80um, second layer super high molecular weight
Polyethylene powder, (grammes per square metre 15g/m in thickness 60um, the 4th strata amide polymeric membrane2, fusing point be 115 DEG C), thickness be
80um, second layer glass fibre (filament diameter 6um, thickness 500um), spunlace non-woven cloth (thickness 0.3mm).
Embodiment 4
A kind of polyurethane composite plate is followed successively by first layer PE films (grammes per square metre 45g/m from top to bottom2, fusing point is 105 DEG C,
Thickness is 40um), first layer glass fibre (filament diameter 5um, thickness 400um), in first layer polyamide polymeric membrane
(grammes per square metre 20g/m2, fusing point is 120 DEG C) and thickness is 70um, first layer ultra-high molecular weight polyethylene powder, thickness 60um, second
(grammes per square metre 20g/m in strata amide polymeric membrane2, fusing point is 120 DEG C) and thickness is 70um, (thickness is polyurethane plate
10mm), (grammes per square metre 20g/m in third layer polyamide polymeric membrane2, fusing point is 120 DEG C) and thickness is 70um, second layer superelevation point
Sub- weight northylen powder, (grammes per square metre 20g/m in thickness 60um, the 4th strata amide polymeric membrane2, fusing point is 120 DEG C) and thickness
For 70um, second layer glass fibre (filament diameter 5um, thickness 400um), melt spraying non-woven fabrics (thickness 0.3mm).
Comparative example 1：
A kind of polyurethane composite plate is followed successively by first layer PE films (grammes per square metre 45g/m from top to bottom2, fusing point is 105 DEG C,
Thickness is 40um), first layer glass fibre (filament diameter 5um, thickness 400um), second layer PE films (grammes per square metre 45g/
m2, fusing point be 105 DEG C, thickness 40um), first layer ultra-high molecular weight polyethylene powder, thickness 60um, polyurethane plate (thickness
Degree be 10mm), second layer ultra-high molecular weight polyethylene powder, thickness 60um, third layer PE films (grammes per square metre 45g/m2, fusing point is
105 DEG C, thickness 40um), second layer glass fibre (filament diameter 5um, thickness 400um), (thickness is melt spraying non-woven fabrics
0.3mm)。
The automotive trim ceiling material product quality testing data of 1 embodiment 1-4 of table
As shown in Table 1, by using at least one layer of polymeric membrane, the grammes per square metre of polyurethane composite plate reduces, and cohesive force increases
Add, in the case where sound frequency is 1000f/Hz, sound-absorption coefficient enhances.
Claims (6)
1. a kind of polyurethane composite plate, which is characterized in that be followed successively by first layer PE films (1), first layer glass fibers from top to bottom
Tie up (2), first layer polymeric membrane (3), first layer polyethylene powder (4), second layer polymeric membrane (5), polyurethane plate (6), the
Three floor height molecular films (7), second layer polyethylene powder (8), the 4th floor height molecular film (9), second layer glass fibre (10) and nonwoven
Cloth (11).
2. polyurethane composite plate according to claim 1, which is characterized in that the grammes per square metre of first layer PE films (1) be 35~
50g/m2, fusing point is 100 DEG C~110 DEG C, and thickness is 20~60um, first layer polymeric membrane (3) and/or second layer polymeric membrane
(5) and/or the grammes per square metre of third layer polymeric membrane (7) and/or the 4th floor height molecular film (9) is 15~25g/m2, fusing point is 115 DEG C
~130 DEG C.
3. polyurethane composite plate according to claim 1, which is characterized in that first layer polymeric membrane (3) and/or second
Floor height molecular film (5) and/or third layer polymeric membrane (7) and/or the 4th floor height molecular film (9) be selected from vinyl polymer film,
Polypropylene polymeric membrane or polyamide polymeric membrane, thickness are 50~100um.
4. polyurethane composite plate according to claim 1, which is characterized in that first layer glass fibre (2) and the second layer
The filament diameter of glass fibre (10) is 3~12um, and thickness is 250~800um.
5. polyurethane composite plate according to claim 1, which is characterized in that first layer polyethylene powder (4) and/or second
Layer polyethylene powder (8) is in linear low density polyethylene, low density polyethylene (LDPE), ultra-high molecular weight polyethylene or linear polyethylene
One kind, thickness be 20~80um.
6. polyurethane composite plate according to claim 1, which is characterized in that non-woven fabrics (11) be selected from spunlace non-woven cloth,
Heat seal non-woven fabrics, spun-bonded non-woven fabrics or melt spraying non-woven fabrics, thickness are 0.1~0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149132.6U CN208085190U (en) | 2017-09-08 | 2017-09-08 | polyurethane composite plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149132.6U CN208085190U (en) | 2017-09-08 | 2017-09-08 | polyurethane composite plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208085190U true CN208085190U (en) | 2018-11-13 |
Family
ID=64067445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721149132.6U Active CN208085190U (en) | 2017-09-08 | 2017-09-08 | polyurethane composite plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208085190U (en) |
-
2017
- 2017-09-08 CN CN201721149132.6U patent/CN208085190U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215632 No. 8-1, Changyang Road, Jingang street, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: Jiangsu saisheng New Material Technology Co.,Ltd. Address before: 215632 No. 18, Qinghai Road, Yangtze River International Chemical Industry Park, Zhangjiagang, Suzhou, Jiangsu Patentee before: ZHANGJIAGANG CHANGTAI AUTOMOTIVE TRIMS MATERIAL CO.,LTD. |
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| CP03 | Change of name, title or address |