CN1583380A - Production of constructing materials from waste wood - Google Patents
Production of constructing materials from waste wood Download PDFInfo
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- CN1583380A CN1583380A CN 200410046021 CN200410046021A CN1583380A CN 1583380 A CN1583380 A CN 1583380A CN 200410046021 CN200410046021 CN 200410046021 CN 200410046021 A CN200410046021 A CN 200410046021A CN 1583380 A CN1583380 A CN 1583380A
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- lamina
- adhesive
- composite sheet
- piece plate
- multilayer composite
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Abstract
A method for making building material with rejected wood includes such steps as splicing the rejected wooden sheets to become a single-layer board, adhering by applying adhesive to the seams, overlaying and adhering said single-layer board together to become a plywood, sticking a basic board on its surface, and solidifying.
Description
Technical field: the invention is the slicer board that wood cutting is become 0.5-1 millimeter thickness, has knaur and the waste material piece plate of laminating therefrom isolating, and through adhering and solidifying, makes the method for construction material.
Background technology: in the past in the timber process, wood cutting is become the slicer board of 0.5-1 millimeter, only utilize to remove to have rest parts behind knaur and the waste material in the slicer board, make glued board, hard board and other wood combination construction material.Be removed and have knot and waste part or discarded or burn when bavin, so the timber utilization rate of log on average has only about 35%, cause a large amount of wastes of timber, cause the too much problem of lumber consumption.
Summary of the invention: the purpose of the invention provides a kind of utilization and becomes to remove the method that the thin slice piece board waste material that has knaur and waste material is made construction material the slicer board of 0.5-1 millimeter thickness from wood cutting; The purpose of the invention is to realize by following technical scheme: utilize culled wood to make the method for construction material: its step is as follows:
1) therefrom isolates the thin slice piece plate that has knaur and waste material, wood cutting is become the slicer board of 0.5-1 millimeter thickness;
2), thin slice piece plate is combined into the individual layer piece plate that has pattern by the same direction arrangement of wood grain;
3), the opposite joint of thin slice piece plate synthesizes lamina with adhesive material linear slit;
4), lamina arranged by the same direction of wood grain be overlapped into multilayer, every interlayer is bonding with adhesive, constitutes multilayer composite sheet, and at a surface adhesive adhesive substrate of multilayer composite sheet;
5), the multilayer composite sheet that will be pasted with substrate carries out bonding curing.
The opposite joint end limit of thin slice piece plate connects into lamina with adhesive.
Select for use the lamina of the thin slice piece plate formation of different tree lumber to be overlapped into multilayer composite sheet.
Bonding solidification temperature is 130 ℃ to 140 ℃, and pressure is 15kg to 17kg/cm during curing
2, be 5-30 minute hardening time.
The advantage of the invention: be after log scale is cut into the thickness slicer board of 0.5-1 millimeter, utilize therefrom isolated knaur and the waste part of having, be combined into pattern, suture handle with adhesive or adhesive material is combined into the timber lamina that pattern constitutes a certain size specification mutually again, afterwards this lamina is bonded into the overlapping multilayer composite sheet of multilayer with adhesive, and utilize the surperficial adhesive substrate of adhesive at multilayer composite sheet, make the multilayer composite sheet that has substrate through adhering and solidifying, through said method to went out of use in the past have knaur and waste material is utilized, make and be used for the floor, wall, the high-profit construction material that ceiling etc. are located, the utilization rate that has improved timber can reach 70%, and has played and suppressed the effect that log consumes.
Description of drawings:
Fig. 1 is the structural representation of timber lamina;
Fig. 2 is the structural representation of timber multilayer composite sheet;
Fig. 3 is the structural representation that has the multilayer composite sheet construction material of substrate;
Fig. 4 is the schematic diagram before slicer board opposite joint end limit coated with adhesive is pasted.
The specific embodiment: utilize culled wood to make the method for construction material: its step is as follows:
1) therefrom isolates the thin slice piece plate 1 that has knaur and waste material, wood cutting is become the slicer board of 0.5-1 millimeter thickness;
2), thin slice piece plate 1 is combined into the individual layer piece plate that has pattern;
3), the opposite joint of thin slice piece plate 1 is stitched into lamina 2 with adhesive material suture 5; (as shown in Figure 1) lamina is made the lamina of rectangular shape;
4), lamina 2 arranged by the same direction of wood grain be overlapped into multilayer, every interlayer is bonding with adhesive, constitutes multilayer composite sheet 3, (as shown in Figure 2) and on a surface of multilayer composite sheet 3 with 4 (as shown in Figure 3) of adhesive adhesive substrate;
5), the multilayer composite sheet 3 that will be pasted with substrate 4 carries out bonding curing.
The opposite joint end limit of thin slice piece plate 1 connects into lamina 3 with adhesive, and Fig. 4 is the bonding schematic diagram before of its opposite joint end limit coated with adhesive of thin slice piece plate.
Select for use the lamina 2 of thin slice piece plate 1 formation of different tree lumber to be overlapped into multilayer composite sheet 3 by the same direction arrangement of wood grain.For example: as it is overlapping bonding to select for use the lamina 2 of the lamina 2 of the lamina 2 of robur material and sandalwood material and skin tree material to replace, and bonding curing constitutes multilayer composite sheet 3.
Bonding solidification temperature is 130 ℃ to 140 ℃, and pressure is 15kg to 17kg/cm during curing
2, be 5-30 minute hardening time.In the solidification process after the suture fusion and adhesive be seeped between the piece together and solidify.Strengthened the intensity of the overlapping composite plate 3 of multilayer.
Substrate 4 is according to needs such as building materials application target and places, can select for use timber, iron, copper, alloy, synthetic resin material to make, for example substrate is made with copper material, as be routed on the flooring, can prevent humidity, the thickness of substrate 4 determines that as required the thickness of civil time is the 3-100 millimeter.
Suture is made by the adhesive material, the buying gained.
Adhesive is to adopt melamine (MELAMIN) adhesive, and the buying gained is smeared the adhesive of 0.2 millimeters thick on lamina 2 surfaces in bonding process.
Multilayer composite sheet 3 is made of three layers to 50 layers lamina 2, is lower than three layers of lamina 2 common intensity and does not satisfy needs, if surpass 50 layers, needs to consume expensive.
The time is 5-30 minute during curing, be 5 minutes its hardening time when selecting individual layer lamina 2 and 3 millimeters substrates 4 for use, when lamina 2 numbers of plies increase gradually, substrate thickness is also increasing, increase hardening time thereupon, when lamina 2 is 50 layers, be 30 minutes hardening time when substrate 4 thickness were 100 millimeters.
Now describe in detail for example:
Timber is cut into the slicer board of 0.5-1 millimeter thickness, therefrom isolate and have knaur and waste part, to have knaur and the waste part piece plate 1 of laminating, thin slice piece plate 1 arranged by the same direction of wood grain be combined into pattern and become lamina 2 with the suture of adhesive material at edge joint position, suture buying gained also can be sewed up at the opposite joint end limit of joint coating adhesive.Arrange overlapping by the same direction of wood grain multilayer lamina 2, coating adhesive between every layer of lamina 2, adhesive thickness is 0.2mm, constitute multilayer composite sheet 3, each layer lamina 2 can be to constitute multilayer composite sheet 3 with a kind of seeds material, also can adopt different seeds material laminas to overlap multilayer composite sheet 3, as the lamina 2 of one deck robur material, lamina 2 three layers of the formations of the lamina 2 of one deck sandalwood material and one deck skin tree material or the multilayer composite sheet 3 of multilayer.Adhesive is the melamine adhesive, the buying gained.With adhesive adhesive substrate 4, substrate 4 can be that its thickness is not waited by 3-100mm by timber, iron, copper, alloy, the manufacturing of synthetic resin material on a surface of multilayer composite sheet 3, can determine as required, and the multilayer composite sheet that is pasted with substrate 4 is solidified.
Example 1 adopts the multilayer composite sheet 3 of the substrate 4 of three layers of lamina, 2 sticking 3 millimeters thick, and condition of cure is 130 ℃ of temperature, 5 minutes time, pressure 15kg/cm
2
Example 2 adopts the multilayer composite sheet 3 of the substrate 4 of 50 layers of lamina, 2 sticking 100 millimeters thick, and condition of cure is 140 ℃ of temperature, 30 minutes time, pressure 17kg/cm
2
Example 3 adopts the multilayer composite sheet 3 of the substrate 4 of 25 layers of lamina, 2 sticking 50 millimeters thick, and condition of cure is 135 ℃ of temperature, 18 minutes time, pressure 16kg/cm
2
Example 4 adopts the multilayer composite sheet 3 of the substrate 4 of seven to ten layers of lamina 2 bonding 20-30 millimeters thick, and condition of cure is 132 ℃ of temperature, 10 minutes time, pressure 15.5kg/cm
2
Example 5 adopts the multilayer composite sheet 3 of the substrate 4 of 30 to 40 layers of lamina 2 bonding 70-80 millimeters thick, and condition of cure is 137 ℃ of temperature, 25 minutes time, pressure 16.5kg/cm
2
Generally speaking hardening time, the lamina number of plies was by three layers to 50 layers by the lamina number of plies and substrate thickness decision, and the thickness of substrate then was raised to 30 minutes by 5 minutes by 3 millimeters to 100 millimeters hardening time.
This method is made the construction material of the multilayer composite sheet that has substrate, and its surface can optionally adhere to one deck facing paper or fancy veneer, decorative pattern plank etc. for attractive in appearance.This building materials can be used for inside fittings such as floor, wallboard, refractory slab.
The multilayer composite sheet that has substrate 4 that this method is made also has characteristics, when the multilayer composite sheet of having laid, when its superficial layer is damaged, can utilize grinder buffing to reject breakable layer, the lamina that exposes its lower floor continues construction material to utilize and has prolonged life-span of construction material and building, when being the lamina of different seeds materials as lower floor's lamina and superficial layer, exposed different new decorative pattern again, the construction material of the atmosphere that performance makes new advances.
Claims (4)
1, utilize culled wood to make the method for construction material: its step is as follows:
1) therefrom isolates the thin slice piece plate that has knaur and waste material, wood cutting is become the slicer board of 0.5-1 millimeter thickness;
2), thin slice piece plate is combined into the individual layer piece plate that has pattern by the same direction arrangement of wood grain;
3), the opposite joint of thin slice piece plate synthesizes lamina with adhesive material linear slit;
4), lamina arranged by the same direction of wood grain be overlapped into multilayer, every interlayer is bonding with adhesive, constitutes multilayer composite sheet, and at a surface adhesive adhesive substrate of multilayer composite sheet;
5), the multilayer composite sheet that will be pasted with substrate carries out bonding curing.
2, the method for utilizing culled wood to make construction material according to claim 1 is characterized in that the opposite joint end limit of thin slice piece plate connects into lamina with adhesive.
3, the method for utilizing culled wood to make construction material according to claim 1, the lamina that it is characterized in that selecting for use the thin slice piece plate of different tree lumber to constitute is overlapped into multilayer composite sheet.
4, the method for utilizing culled wood to make construction material according to claim 1 is characterized in that bonding solidification temperature is 130 ℃ to 140 ℃, and pressure is 15kg to 17kg/cm during curing
2, be 5-30 minute hardening time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410046021 CN1583380A (en) | 2004-06-02 | 2004-06-02 | Production of constructing materials from waste wood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410046021 CN1583380A (en) | 2004-06-02 | 2004-06-02 | Production of constructing materials from waste wood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1583380A true CN1583380A (en) | 2005-02-23 |
Family
ID=34601910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410046021 Pending CN1583380A (en) | 2004-06-02 | 2004-06-02 | Production of constructing materials from waste wood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1583380A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905885A (en) * | 2010-05-19 | 2013-01-30 | 许克莱茵有限公司 | Material panel having a graphic surface structure |
| CN106827151A (en) * | 2015-12-03 | 2017-06-13 | 李飞燕 | One kind casting woodworking |
-
2004
- 2004-06-02 CN CN 200410046021 patent/CN1583380A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905885A (en) * | 2010-05-19 | 2013-01-30 | 许克莱茵有限公司 | Material panel having a graphic surface structure |
| CN106827151A (en) * | 2015-12-03 | 2017-06-13 | 李飞燕 | One kind casting woodworking |
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| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |