CN105019643A - PVC foaming double-faced extrusion sheet material - Google Patents
PVC foaming double-faced extrusion sheet material Download PDFInfo
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- CN105019643A CN105019643A CN201410166553.4A CN201410166553A CN105019643A CN 105019643 A CN105019643 A CN 105019643A CN 201410166553 A CN201410166553 A CN 201410166553A CN 105019643 A CN105019643 A CN 105019643A
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Abstract
The invention discloses a PVC foaming double-faced extrusion sheet material comprising an upper high-density PVC layer, a middle foaming PVC layer and a lower high-density PVC layer. The upper high-density PVC layer, the middle foaming PVC layer and the lower high-density PVC layer are orderly from top to down; the upper high-density PVC layer, the middle foaming PVC layer and the lower high-density PVC layer are hot-pressed to form an integral structure; the upper high-density PVC layer and the lower high-density PVC layer are both in a corrosion-resistant PVC sheet structure; the middle foaming PVC layer is in a foaming hollow grid structure; the middle part is foaming PVC, so product tenacity is increased, weight is lowered, heat radiating effect is enhanced and deformation can be prevented; the two side parts are both high-density PVC layers to increase product impact resistance and use efficiency and to reduced construction cost; with a purpose of environment protection, large traditional wooden building templates are replaced, so forest resource is protected; deficiencies that the traditional wooden templates are easily affected by fires, water and insects can be overcome; and the use rate can be greatly improved.
Description
Technical field
The present invention relates to building board field, be specifically related to the two-sided extrusion board of a kind of PVC foam.
Background technology
Along with the development of builing industry, people are to the expansion of Wood demand, and the forest reserves reduce increasingly, and the environmental consciousness of people progressively improves, and create huge market potential to mould Dai Mu.For meeting the market requirement, PVC wood plastic plate product goes on the market at home now, is widely applied to construction formwork, project finishing, home decoration, household is supporting and industry is supporting, causes international extensive attention.Wood plastic composite for main material, makes it a kind of Novel environment-friendlymaterial material be composited with resin (PVC, PP, PE) with string (sawdust, wood chip, bamboo bits, straw, wheat tangerine, cavings, peanut shell, bagasse, cocoanut shell, sub-hemp etc.) through pretreatment.The output of domestic agricultural plant fibre several ten million tons, more than wood materials 1,000,000 tonnage, other natural fiber also has 500-1000 ten thousand tons, and the development for China's wood plastic composite provides abundant raw material basis.But existing wood-plastic composite panel is as the important component part of reinforced concrete structure, it has been not only a kind of simple concrete formation mould, especially Formwork Technology for As-cast Concrete, has been directly connected to the quality of construction work, construction safety, construction speed, construction plant, on-the-spot civilization and overall economic efficiency.But current domestic commercially available PVC wood plastic construction formwork is mainly PVC half skinning foamed board and PVC Free Foaming Panel.Wherein, PVC half skinning foamed board case hardness is high, waterproof, fire prevention and insect protected are not good, not easily produce cut, but surface is very crisp, nailability is bad, PVC Free Foaming Panel case hardness is general, not wear-resisting, and turnover access times are few, construction cost is high, does not reach the requirement of Formwork Technology for As-cast Concrete.On the other hand, this type of template construct precast plate surface does not out have concavo-convex vestige, makes follow-up surface whitewash adhesive power insecure, affects construction quality.
Summary of the invention
For solving the problems of the technologies described above, we have proposed the two-sided extrusion board of a kind of PVC foam, its complete alternative wooden, steel like product, and solve the shortcoming of substitute and deficiency, in use not only energy-conserving and environment-protective, also can allow user reduce use cost and a large amount of engineering time.
For achieving the above object, technical scheme of the present invention is as follows:
The two-sided extrusion board of a kind of PVC foam, comprises high density layer of PVC, middle foamed PVC layer and lower high density layer of PVC composition; Described upper high density layer of PVC, middle foamed PVC layer and lower high density layer of PVC from top to bottom set gradually, and described upper high density layer of PVC, mutual hot pressing extrusion molding integrative-structure between middle foamed PVC layer and lower high density layer of PVC, described upper high density layer of PVC and described lower high density layer of PVC are high density corrosion-resistant PVC material plate-like structure, and described middle foamed PVC layer is the fenestral fabric of expanding hollow.
Preferably, the width of described sheet material is not more than 950 millimeters.
Preferably, the thickness of described sheet material is 12 millimeters.
Preferably, the thickness of described sheet material is 15 millimeters.
Pass through technique scheme, the two-sided extrusion board of PVC foam of the present invention, mid portion is foaming PVC, act as increase product pliability, reduce product weight, thermal diffusivity strengthens not yielding, two face portion are high density layer of PVC, act as enhancing product shock resistance degree, beautify external surface, service efficiency raising reduces successive projects, thus reduce construction cost.For the purpose of energy-conserving and environment-protective, a large amount of alternative conventional wooden construction formwork, protects forest resources virtually.And solve that conventional wooden template is water funk, fiery, worm three defects, and utilization rate improves greatly.Complete alternative wooden, the steel like product of this product, and solve the shortcoming of substitute and deficiency.In use not only energy-conserving and environment-protective, also can allow user reduce use cost and a large amount of engineering time.PVC construction formwork compares conventional wooden template in work progress, remains wooden template and can follow closely the advantage can dug and can cut irregular figure, and can carry out underwater work and not absorb water corrosion-resistant.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the two-sided extrusion board of a kind of PVC foam disclosed in the embodiment of the present invention.
Numeral and the corresponding component title represented by letter in figure:
1. go up the middle foamed PVC layer of high density layer of PVC 2. 3. times high density layer of PVC
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides the two-sided extrusion board of a kind of PVC foam, its complete alternative wooden, steel like product, and solve the shortcoming of substitute with not enough, in use not only energy-conserving and environment-protective, user also can be allowed to reduce use cost and a large amount of engineering time.
Below in conjunction with embodiment and detailed description of the invention, the present invention is further detailed explanation.
Embodiment.
As shown in Figure 1, the two-sided extrusion board of a kind of PVC foam, comprises high density layer of PVC 1, middle foamed PVC layer 2 and lower high density layer of PVC 3 and forms; Described upper high density layer of PVC 1, middle foamed PVC layer 2 and lower high density layer of PVC 3 from top to bottom set gradually, and described upper high density layer of PVC 1, mutual hot pressing extrusion molding integrative-structure between middle foamed PVC layer 2 and lower high density layer of PVC 3, described upper high density layer of PVC 1 and described lower high density layer of PVC 3 are high density corrosion-resistant PVC material plate-like structure, and described middle foamed PVC layer 2 is the fenestral fabric of expanding hollow.
Wherein, in order to make sheet material have enough bearings, and ensure that it has certain intensity, the width of described sheet material is not more than 950 millimeters, and the thickness of described sheet material is 12 millimeters or 15 millimeters.
In this example, the two-sided extrusion board of PVC foam of the technical program, because middle foamed PVC layer 2 is foaming PVC structure, it act as increases product pliability, reduce product weight, thermal diffusivity strengthens not yielding, described upper high density layer of PVC 1 and described lower high density layer of PVC 3 are high density layer of PVC, act as enhancing product shock resistance degree, beautify external surface, service efficiency improves, reduce successive projects, thus reduce construction cost.For the purpose of energy-conserving and environment-protective, a large amount of alternative conventional wooden construction formwork, protects forest resources virtually.And solve that conventional wooden template is water funk, fiery, worm three defects, and utilization rate improves greatly.Complete alternative wooden, the steel like product of the two-sided extrusion board of this PVC foam, and solve the shortcoming of substitute and deficiency.In use not only energy-conserving and environment-protective, also can allow user reduce use cost and a large amount of engineering time.Simultaneously, described upper high density layer of PVC 1 and described lower high density layer of PVC 3 are high density corrosion-resistant PVC material plate-like structure, PVC construction formwork compares conventional wooden template in work progress, remain wooden template and can follow closely the advantage can dug and can cut irregular figure, and can underwater work be carried out and not absorb water corrosion-resistant.And reusable more than 25 times of this product is 5 times of wood-based product.In addition, can reclaim after this product reaches useful life, again through being processed into certified products.
Above-described is only the two-sided extrusion board preferred embodiment of a kind of PVC foam of the present invention; should be understood that; for the person of ordinary skill of the art; without departing from the concept of the premise of the invention; can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (4)
1. the two-sided extrusion board of PVC foam, is characterized in that, comprises high density layer of PVC, middle foamed PVC layer and lower high density layer of PVC composition; Described upper high density layer of PVC, middle foamed PVC layer and lower high density layer of PVC from top to bottom set gradually, and described upper high density layer of PVC, mutual hot pressing extrusion molding integrative-structure between middle foamed PVC layer and lower high density layer of PVC, described upper high density layer of PVC and described lower high density layer of PVC are high density corrosion-resistant PVC material plate-like structure, and described middle foamed PVC layer is the fenestral fabric of expanding hollow.
2. the two-sided extrusion board of a kind of PVC foam according to claim 1, is characterized in that, the width of described sheet material is not more than 950 millimeters.
3. the two-sided extrusion board of a kind of PVC foam according to claim 2, is characterized in that, the thickness of described sheet material is 12 millimeters.
4. the two-sided extrusion board of a kind of PVC foam according to claim 1 and 2, is characterized in that, the thickness of described sheet material is 15 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410166553.4A CN105019643A (en) | 2014-04-23 | 2014-04-23 | PVC foaming double-faced extrusion sheet material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410166553.4A CN105019643A (en) | 2014-04-23 | 2014-04-23 | PVC foaming double-faced extrusion sheet material |
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| CN105019643A true CN105019643A (en) | 2015-11-04 |
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| CN201410166553.4A Pending CN105019643A (en) | 2014-04-23 | 2014-04-23 | PVC foaming double-faced extrusion sheet material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856712A (en) * | 2016-05-24 | 2016-08-17 | 苏州和记荣达新材料有限公司 | PVC composite board |
| CN111251680A (en) * | 2019-12-09 | 2020-06-09 | 河北环港新材料股份有限公司 | PVC composite board and production process thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399114B1 (en) * | 1989-05-26 | 1995-01-25 | Hendrik Petrus Botes | Shuttering for use in building construction |
| CN201746763U (en) * | 2010-07-26 | 2011-02-16 | 江阴市江丽装饰材料有限公司 | PVC (Poly Vinyl Chloride) sport floor |
| CN202493025U (en) * | 2012-04-09 | 2012-10-17 | 陈胜德 | Three-layer co-extrusion foaming reinforced plastic building template |
| CN202577946U (en) * | 2012-03-14 | 2012-12-05 | 湖北鑫隆塑业有限公司 | Micro-foaming multilayer PVC (polyvinyl chloride) wood plastic building template |
| CN202882401U (en) * | 2012-11-16 | 2013-04-17 | 中国建筑股份有限公司 | Steel plate reinforced lightweight high-strength environmental protection material-saving type construction formwork |
| CN203008362U (en) * | 2012-12-24 | 2013-06-19 | 江西省建筑材料工业科学研究设计院 | PVC (polyvinyl chloride) scrap composite co-extruded foamed building template |
| CN204199674U (en) * | 2014-04-23 | 2015-03-11 | 常州福马塑胶有限公司 | The two-sided extrusion board of a kind of PVC foam |
-
2014
- 2014-04-23 CN CN201410166553.4A patent/CN105019643A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399114B1 (en) * | 1989-05-26 | 1995-01-25 | Hendrik Petrus Botes | Shuttering for use in building construction |
| CN201746763U (en) * | 2010-07-26 | 2011-02-16 | 江阴市江丽装饰材料有限公司 | PVC (Poly Vinyl Chloride) sport floor |
| CN202577946U (en) * | 2012-03-14 | 2012-12-05 | 湖北鑫隆塑业有限公司 | Micro-foaming multilayer PVC (polyvinyl chloride) wood plastic building template |
| CN202493025U (en) * | 2012-04-09 | 2012-10-17 | 陈胜德 | Three-layer co-extrusion foaming reinforced plastic building template |
| CN202882401U (en) * | 2012-11-16 | 2013-04-17 | 中国建筑股份有限公司 | Steel plate reinforced lightweight high-strength environmental protection material-saving type construction formwork |
| CN203008362U (en) * | 2012-12-24 | 2013-06-19 | 江西省建筑材料工业科学研究设计院 | PVC (polyvinyl chloride) scrap composite co-extruded foamed building template |
| CN204199674U (en) * | 2014-04-23 | 2015-03-11 | 常州福马塑胶有限公司 | The two-sided extrusion board of a kind of PVC foam |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856712A (en) * | 2016-05-24 | 2016-08-17 | 苏州和记荣达新材料有限公司 | PVC composite board |
| CN111251680A (en) * | 2019-12-09 | 2020-06-09 | 河北环港新材料股份有限公司 | PVC composite board and production process thereof |
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