CN211201026U - High-dimensional stability composite floor - Google Patents
High-dimensional stability composite floor Download PDFInfo
- Publication number
- CN211201026U CN211201026U CN201921377829.8U CN201921377829U CN211201026U CN 211201026 U CN211201026 U CN 211201026U CN 201921377829 U CN201921377829 U CN 201921377829U CN 211201026 U CN211201026 U CN 211201026U
- Authority
- CN
- China
- Prior art keywords
- layer
- dimensional stability
- glass fiber
- wear
- base material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Floor Finish (AREA)
Abstract
The utility model discloses a high dimensional stability laminate flooring, it is including wear-resisting top layer, finish coat, first glass fiber gumming ply, substrate layer, second glass fiber gumming ply, balancing layer and the wear-resisting bottom that sets gradually. The utility model discloses a set up glass fiber gumming ply at the tow sides of substrate layer, reached and promoted laminate flooring dimensional stability, especially the dimensional stability's under humid environment purpose.
Description
Technical Field
The invention relates to a composite floor with high dimensional stability.
Background
At present, there are many techniques related to the manufacturing of floor boards, and for example, chinese patent with application publication No. CN1814936A discloses a wear-resistant laminated solid wood floor board and a manufacturing method thereof. The solid wood floor is provided with a wear-resistant surface layer, a veneer layer, a framework impact-resistant layer and a base material layer which are compounded together from top to bottom. The wear-resistant surface layer is formed by dipping melamine formaldehyde resin with the dipping ration of 30-60 g/m2And single-layer full-wood pulp paper containing 30-35% of aluminum oxideThe adhesive paper layer is a single-layer natural wood sliced sheet or rotary-cut sheet, the framework impact-resistant layer is a plurality of adhesive paper layers formed by impregnating whole wood pulp paper or half wood pulp paper with phenolic resin and stacking the impregnated adhesive paper, and the base material layer is a composite bottom layer formed by coating natural wood rotary-cut sheets or sliced sheets with adhesive liquid prepared by mixing phenolic resin and flour and stacking and gluing the coated natural wood rotary-cut sheets or sliced sheets longitudinally and transversely according to the textures of the natural wood rotary-cut sheets or sliced sheets.
The surface layer of the patent adopts melamine impregnated paper, the framework adopts a plurality of glue layers which are formed by laminating wood pulp paper or half wood pulp paper after being impregnated, but the melamine impregnated paper is particularly sensitive to the influence of humidity and has poor dimensional stability in the actual use process. Especially, under a high humidity environment, the warpage and dimensional change of the sheet material are severe. Therefore, how to design a composite floor which is stable in size under various humidity environments is a problem to be solved in the industry.
Disclosure of Invention
In view of the disadvantages of the prior art, the present invention is directed to a composite floor with high dimensional stability, which has the advantage of maintaining high dimensional stability in a humid environment.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a high dimensional stability laminate flooring, is including wear-resisting top layer, finish coat, first glass fiber impregnated paper layer, substrate layer, second glass fiber impregnated paper layer, balancing layer and the wear-resisting bottom that sets gradually.
The glass fiber paper has good dimensional stability, good chemical agent resistance, strong weather resistance and good non-combustibility, and is a high-quality heat-insulating material. The glass fiber impregnated paper formed after the impregnation treatment has further improved water resistance and can be compounded with other materials through hot pressing. The composite floor board has the advantages that the front and back composite glass fiber impregnated paper layers of the base material layer are arranged, the front composite decorative surface layer and the wear-resistant surface layer are arranged, the back composite balance layer and the wear-resistant bottom layer are arranged, the size stability of the composite floor board is greatly improved, and particularly the size stability of the composite floor board in a humid environment is improved. The problems of poor dimensional stability and easy warping of the conventional composite floor compounded with the moisture-sensitive melamine impregnated paper in a humid environment are solved.
Further, the base material layer is an SPC base material layer or a WPC base material layer.
The SPC base material and the WPC base material are both environment-friendly base materials, have the advantages of water resistance, fire resistance, wear resistance, light weight and the like, and the composite floor manufactured by taking the SPC base material or the WPC base material as the base material layer has good use performance.
Further, the base material layer is an SPC base material layer subjected to sanding treatment or gluing treatment.
By adopting the technical scheme, the bonding fastness of the glass fiber impregnated paper layer adjacent to the glass fiber impregnated paper layer is improved, and the promotion effect on the improvement of the dimensional stability of the composite floor is realized.
Furthermore, the wear-resistant surface layer and the wear-resistant bottom layer are melamine wear-resistant paper layers.
By adopting the technical scheme, the wear resistance of the composite floor is improved, and the service life is prolonged.
Further, the decorative layer is a melamine impregnated patterned paper layer.
By adopting the technical scheme, the floor can be endowed with different patterns or grains, the decorative effect is good, the compatibility between the melamine impregnated pattern paper layer and the adjacent material layer is good, and the melamine impregnated pattern paper layer can be firmly attached after hot pressing, so that the scheme of the invention is easy to realize.
Further, the balance layer is a balance paper layer or a melamine patterned paper raw paper layer.
Through adopting above-mentioned technical scheme for the deformability of substrate layer tow sides is close, has promoted composite floor's dimensional stability, is difficult for warpage, fracture etc..
Furthermore, the gram weights of the first glass fiber impregnated paper layer and the second glass fiber impregnated paper layer are both 20-135g/m2。
Through adopting above-mentioned technical scheme, it is good with the laminating fastness of substrate, is showing laminate flooring dimensional stability's promotion effect. The glass fiber impregnated paper contains one or a mixture of melamine glue, phenolic glue and urea-formaldehyde glue.
In conclusion, the invention has the following beneficial effects:
1. the glass fiber impregnated paper layers are compounded on the front surface and the back surface of the base material, so that the dimensional stability of the composite floor in a humid environment is greatly improved, and the service life of the floor is prolonged;
2. the environment-friendly SPC base material or WPC base material is selected as the base material layer, and the manufactured composite floor is environment-friendly, light and thin and has good physical and mechanical properties.
Drawings
FIG. 1 is a schematic structural view of a high dimensional stability composite floor in an embodiment;
FIG. 2 is a process flow diagram of a manufacturing process of the composite floor with high dimensional stability in the embodiment.
In the figure: 1. a wear-resistant surface layer; 2. a finishing layer; 3. a first glass fiber impregnated paper layer; 4. a substrate layer; 5. a second glass fiber impregnated paper layer; 6. a balancing layer; 7. and a wear-resistant bottom layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
a composite floor with high dimensional stability refers to fig. 1, and comprises a wear-resistant surface layer 1, a finishing layer 2, a first glass fiber impregnated paper layer 3, a substrate layer 4, a second glass fiber impregnated paper layer 5, a balance layer 6 and a wear-resistant bottom layer 7 which are sequentially arranged. Wherein, the wear-resistant surface layer 1 and the wear-resistant bottom layer 7 are both melamine wear-resistant paper layers; the decorative layer 2 is a melamine patterned paper layer; the substrate layer 4 is an SPC substrate, and the surface of the SPC substrate layer is subjected to sanding treatment; the balance layer 6 is a balance paper layer. In addition, the first glass fiber impregnated paper layer 3 and the second glass fiber impregnated paper layer 5 in the present embodiment are both selected to have a grammage of 135g/m2The glass fiber impregnated paper impregnated with the melamine glue.
Referring to fig. 2, the manufacturing process includes the following steps:
the wear-resistant bottom layer 7, the balance layer 6, the second glass fiber impregnated paper layer 5, the base material layer 4, the first glass fiber impregnated paper layer 3, the finish coat layer 2 and the wear-resistant surface layer 1 are sequentially laid on a die of laminating equipment from bottom to top. Hot pressing at 140 deg.C under 15MPa for 40min to form the composite floor board; naturally cooling, and demoulding to obtain the composite floor; and (3) after the composite floor is completely cooled and cured for 24 hours, tempering the composite floor obtained by demolding at 80 ℃, and controlling the tempering time to be 15 min.
Example 2:
the composite floor board with high dimensional stability is based on the embodiment 1, and the embodiment is different from the embodiment 1 in that: the gram weights of the first glass fiber impregnated paper layer 3 and the second glass fiber impregnated paper layer 5 are both 80g/m2。
Example 3:
the composite floor board with high dimensional stability is based on the embodiment 1, and the embodiment is different from the embodiment 1 in that: the gram weights of the first glass fiber impregnated paper layer 3 and the second glass fiber impregnated paper layer 5 are both 20g/m2。
Example 4:
the composite floor board with high dimensional stability is based on the embodiment 1, and the embodiment is different from the embodiment 1 in that: the gram weights of the first glass fiber impregnated paper layer 3 and the second glass fiber impregnated paper layer 5 are both 60g/m2And the balance layer 6 is a melamine patterned paper raw paper layer.
The manufacturing process comprises the following steps:
the wear-resistant bottom layer 7, the balance layer 6, the second glass fiber impregnated paper layer 5, the base material layer 4, the first glass fiber impregnated paper layer 3, the finish coat layer 2 and the wear-resistant surface layer 1 are sequentially laid on a die of laminating equipment from bottom to top. Hot pressing at 140 deg.C under 10MPa for 50min to form the composite floor board; naturally cooling, and demoulding to obtain the composite floor; and (3) after the composite floor is completely cooled and cured for 24 hours, tempering the composite floor obtained by demolding at 75 ℃, and controlling the tempering time to be 10 min.
Example 5:
a composite floor with high dimensional stability is prepared based on example 1The example differs from example 1 in that: the gram weights of the first glass fiber impregnated paper layer 3 and the second glass fiber impregnated paper layer 5 are both 60g/m2And the base material layer 4 is a WPC base material layer, and the balance layer 6 is a melamine patterned paper raw paper layer.
The manufacturing process comprises the following steps:
the wear-resistant bottom layer 7, the balance layer 6, the second glass fiber impregnated paper layer 5, the base material layer 4, the first glass fiber impregnated paper layer 3, the finish coat layer 2 and the wear-resistant surface layer 1 are sequentially laid on a die of laminating equipment from bottom to top. Hot pressing at 130 deg.C under 5MPa for 60min to form the composite floor board; naturally cooling, and demoulding to obtain the composite floor; and (3) after the composite floor is completely cooled and cured for 24 hours, tempering the composite floor obtained by demolding at 80 ℃, and controlling the tempering time to be 15 min.
Example 6:
the composite floor board with high dimensional stability is based on the embodiment 1, and the embodiment is different from the embodiment 1 in that: the gram weights of the first glass fiber impregnated paper layer 3 and the second glass fiber impregnated paper layer 5 are both 100g/m2And the base material layer 4 is a WPC base material layer.
The manufacturing process comprises the following steps:
the wear-resistant bottom layer 7, the balance layer 6, the second glass fiber impregnated paper layer 5, the base material layer 4, the first glass fiber impregnated paper layer 3, the finish coat layer 2 and the wear-resistant surface layer 1 are sequentially laid on a die of laminating equipment from bottom to top. Hot pressing at 150 deg.C and 21MPa for 20min to form the composite floor board; naturally cooling, and demoulding to obtain the composite floor; and (3) after the composite floor is completely cooled and cured for 24 hours, tempering the composite floor obtained by demolding at 70 ℃, and controlling the tempering time to be 20 min.
Comparative example 1:
a composite floor board differing from the embodiment 2 only in that: excluding the first glass fibre impregnated paper layer 3.
Comparative example 2:
a composite floor board differing from the embodiment 2 only in that: excluding the second glass fibre impregnated paper layer 5.
Comparative example 3:
a composite floor board differing from the embodiment 2 only in that: and cooling and curing the demoulded composite floor for 5 hours, and then tempering.
And (3) performance testing:
1) the dimensional change rate is measured with reference to GB/T17657-2013. The test results are reported in table 1:
TABLE 1 results of dimensional stability test (80 ℃ C. 6 h)
From the experimental data in the table above, it can be seen that: the high-dimensional stability composite floor board has excellent dimensional stability, and the dimensional change in the length direction and the width direction under the test condition is superior to that of the comparative example. Meanwhile, when the first glass fiber impregnated paper layer and the second glass fiber impregnated paper layer exist simultaneously on the surface of experimental data, the effect of improving the size stability of the composite floor is remarkable, and the extension of the health preserving time is beneficial to improving the size stability of the composite floor.
2) The samples were placed at 25 ℃ and 30%, 65% and 85% RH for 24 h. Then, the warpage of the composite floor is measured with reference to GB/T18103-. The test results are reported in table 2:
TABLE 2 warping degree test result table under different humidity conditions
From the experimental data in the table above, it can be seen that: the composite floor still has a good anti-warping effect in a high-humidity environment, and the anti-warping performance of the composite floor is improved remarkably when the first glass fiber impregnated paper layer and the second glass fiber impregnated paper layer exist at the same time.
The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can modify the embodiments without inventive contribution as required after reading this specification, but only fall within the scope of the claims of the present invention.
Claims (7)
1. A high dimensional stability laminate flooring characterized in that: the decorative fabric comprises a wear-resistant surface layer (1), a decorative surface layer (2), a first glass fiber impregnated paper layer (3), a base material layer (4), a second glass fiber impregnated paper layer (5), a balance layer (6) and a wear-resistant bottom layer (7) which are arranged in sequence.
2. The high dimensional stability composite flooring according to claim 1, wherein: the base material layer (4) is an SPC base material layer or a WPC base material layer.
3. The high dimensional stability composite flooring according to claim 1, wherein: the base material layer (4) is an SPC base material layer subjected to sanding treatment or gluing treatment.
4. The high dimensional stability composite flooring according to claim 1, wherein: the wear-resistant surface layer (1) and the wear-resistant bottom layer (7) are melamine wear-resistant paper layers.
5. The high dimensional stability composite flooring according to claim 1, wherein: the decorative layer (2) is a melamine impregnated patterned paper layer.
6. The high dimensional stability composite flooring according to claim 1, wherein: the balance layer (6) is a balance paper layer or a melamine patterned paper raw paper layer.
7. The high dimensional stability composite flooring according to claim 1, wherein: the gram weights of the first glass fiber impregnated paper layer (3) and the second glass fiber impregnated paper layer (5) are both 20-135g/m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377829.8U CN211201026U (en) | 2019-08-22 | 2019-08-22 | High-dimensional stability composite floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377829.8U CN211201026U (en) | 2019-08-22 | 2019-08-22 | High-dimensional stability composite floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211201026U true CN211201026U (en) | 2020-08-07 |
Family
ID=71850706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921377829.8U Active CN211201026U (en) | 2019-08-22 | 2019-08-22 | High-dimensional stability composite floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211201026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409748A (en) * | 2019-08-22 | 2019-11-05 | 镇江市朗悦塑业有限公司 | High-dimensional stability composite floor board and its manufacturing process |
-
2019
- 2019-08-22 CN CN201921377829.8U patent/CN211201026U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409748A (en) * | 2019-08-22 | 2019-11-05 | 镇江市朗悦塑业有限公司 | High-dimensional stability composite floor board and its manufacturing process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100716404B1 (en) | Wood flooring laminated with high pressure veneer and impregnated low weight printing paper | |
| PL184423B1 (en) | Method of making decorative laminates of thermosetting plastics | |
| CN102080441A (en) | Reinforced wood flooring and method for manufacturing same | |
| CN100446972C (en) | Wood flooring composed of wpl, base and soundproof layer | |
| CN100999952A (en) | Five-layered thick core wood compound floor board and mfg. method thereof | |
| CN107309978B (en) | Kangnai board and manufacturing method thereof | |
| CN111519862A (en) | Solid wood composite floor pasted with natural rare wood skin layer and production process | |
| CN211201026U (en) | High-dimensional stability composite floor | |
| CN103600379A (en) | OSB4 (oriented strand board 4) bamboo-wood composite film-faced plywood for container bottom board and fabricating method thereof | |
| CN110900775A (en) | Composite plywood and manufacturing method thereof | |
| RU2449894C2 (en) | Multilayer plate | |
| CN103406950B (en) | Anti-exposure eucalyptus laminated wood veneer and production method thereof | |
| CN107060252B (en) | Water-based zero-formaldehyde ecological plate and manufacturing process thereof | |
| NZ238616A (en) | Wood fibre laminated to woody substrate | |
| US8470124B1 (en) | Cold pressing process for polyamide epichlorohydrin (PAE) based wood adhesive | |
| CN110154460B (en) | Bamboo surface ecological plate and preparation method thereof | |
| CN102259450B (en) | Self-abrasion-resisting wood composite material and manufacturing method thereof | |
| CN110154194A (en) | Without the fire-retardant timber manufacturing method of urea formaldehyde dipping decorative paper veneer MULTILAYER COMPOSITE | |
| CN110409748A (en) | High-dimensional stability composite floor board and its manufacturing process | |
| CN102896665A (en) | Solid wood combined base board and machining and production method for same | |
| KR100367706B1 (en) | PVC Flooring Laminated with Wood Sheet Impregnated with Waterproof-Impregnating Resin and the Method for the Manufacturing thereof | |
| CN202299317U (en) | Wooden floor with wooden artificial board as substrate | |
| CN103128827B (en) | Manufacturing method of ultraviolet (UV) paint finish laminating floor | |
| CN101177009A (en) | Method of preparing multi-layer solid wood complex intensifying floor | |
| JP5214997B2 (en) | Fibreboard and decorative material manufacturing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200731 Address after: Baoyan town Baoyan industrial concentration zone, Dantu District, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Langyue New Material Technology Co.,Ltd. Address before: Floor 1-3 of Building No. 16, Dingmao Nanwei Second Road, Zhenjiang New District, Jiangsu Province, 212000 Patentee before: Zhenjiang Langyue Plastic Industry Co.,Ltd. |