CN104859026A - Method for producing composite wood board by using waste wood as base material - Google Patents
Method for producing composite wood board by using waste wood as base material Download PDFInfo
- Publication number
- CN104859026A CN104859026A CN201410796174.3A CN201410796174A CN104859026A CN 104859026 A CN104859026 A CN 104859026A CN 201410796174 A CN201410796174 A CN 201410796174A CN 104859026 A CN104859026 A CN 104859026A
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- CN
- China
- Prior art keywords
- wood
- waste
- dust
- old
- base
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/02—Mixing the material with binding agent
- B27N1/0209—Methods, e.g. characterised by the composition of the agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/002—Manufacture of substantially flat articles, e.g. boards, from particles or fibres characterised by the type of binder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/02—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/18—Auxiliary operations, e.g. preheating, humidifying, cutting-off
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The invention discloses a method for producing a composite wood board by using waste wood as a base material. The method comprises the steps of wood dust and flour preparation, material blending, pressure casting for forming, and cooling, wherein in the step of material blending, the flowing material in mass percentage are added: 57-74% of wood dust and flour, 5-10% of carbon fibers, 18-25% of a flame retardant, 1-3% of an ultraviolet light absorber and 2-5% wood glue powder; the flame retardant is nano magnesium hydroxide of which the surface is subjected to activating treatment with a silane coupling agent. The method has the advantages of being simple in process, efficient, environment-friendly and the like, and uses waste wood as the main raw material, so that the production cost is reduced; obtained products have the advantages of being high in strength, wear-resistant, flame-retardant, good in plasticity, excellent in dimensional stability, and the like, can replace wood to be used in the fields of architectural decoration, furniture and the like, and are durable.
Description
Technical field
The present invention relates to timber recycle utilization field, specifically a kind of method taking waste and old wood as base-material and produce composite wood board.
Background technology
Timber be a kind of renewable, can recycling and can the green material of natural degradation and living resources, it has beautiful texture, color and luster is natural, texture is comfortable, plasticity is good, be easy to the advantages such as processing, dark liking by people, and be widely used in the fields such as interior decoration, Furniture manufacture, building construction, extraneous adornment.Meanwhile, exceedingly utilization, deforest and reclamation, only cut and do not make, make timber resource shortage, the forest reserves suffer seriously to break ring etc., will the sound development of the ecological balance and environmental protection be had influence on.For this reason, seek a kind of replace the popular material of timber by become social development in the urgent need to.
Summary of the invention
The object of the present invention is to provide that a kind of production technology is simple, efficient, environmental protection and wide adaptability take waste and old wood as the method that composite wood board produced by base-material.
The technical solution adopted for the present invention to solve the technical problems is: a kind of method taking waste and old wood as base-material and produce composite wood board, comprises the following steps:
(1), wood dust is prepared: check and sub-elect waste and old wood, by the Impurity removal in waste and old wood, then wood dust is made by pulverizer, and wood dust is added in roller drying machine carry out drying, make wood dust, in roller drying machine, moisture is reduced to 8% ~ 12%, drying time is 30 ~ 60min, and baking temperature is 85 DEG C ~ 100 DEG C;
(2), prepare burden: dried wood dust is added in mixer, then carbon fiber, fire retardant, ultra-violet absorber and ureaformal dehyde resin glue is added successively, and wood dust: carbon fiber: fire retardant: ultra-violet absorber: the mass content proportioning of ureaformal dehyde resin glue is 57% ~ 74%:5% ~ 10%:18% ~ 25%:1% ~ 3%:2% ~ 5%, then make to stir 20 ~ 50min together, to be mixed evenly after, discharging;
(3), injection-compression molding: the mixture that step (2) obtains is added in injection-compression molding machine, carry out injection-compression molding at 285 DEG C ~ 350 DEG C temperature;
(4), cooling: sent into by the injection-compression molding body that step (3) obtains in the cool furnace of 15 DEG C ~ 20 DEG C and carry out cooling processing, cool time is 12 ~ 36h, to be cooledly comes out of the stove to during 30 DEG C ~ 40 DEG C of temperature, and then indoor storing 2 ~ 8h, namely completes the present invention.
Step (1) described waste and old wood comprises tailing, wood chip, wood shavings or the wood chip that timber is processed.
The diameter of step (1) and step (2) described wood dust is less than 20 μm, length is less than 10mm.
Step (2) described carbon fiber is diameter at 5 ~ 20 μm, polyacrylonitrile carbon fiber within the scope of length 4 ~ 10mm.
Step (2) described fire retardant is the nano-sized magnesium hydroxide of surface through silane coupler activation process.
Step (2) described ultra-violet absorber is Benzotriazole Ultraviolet Stabilizer or benzophenone ultraviolet absorbent.
Step (2) described ureaformal dehyde resin glue is the urea phenol resin powder of surface through CMC modification.
The invention has the beneficial effects as follows, the present invention has the advantages such as technique is simple, efficient, environmental protection, and using waste and old wood as primary raw material, reduce production cost, and products obtained therefrom has advantages such as intensity is high, wear-resisting, fire-retardant, plasticity is good, excellent size stability, timber can be substituted use in the field such as construction and decoration, furniture, and durable in use.
Detailed description of the invention
Technical scheme of the present invention is further illustrated below in conjunction with concrete preferred embodiment.
Embodiment 1:
A kind of method taking waste and old wood as base-material and produce composite wood board, comprise the following steps: (1), prepare wood dust: check and sub-elect waste and old wood, by the Impurity removal in waste and old wood, then wood dust is made by pulverizer, and wood dust is added in roller drying machine carry out drying, make wood dust, in roller drying machine, moisture is reduced to 8% ~ 12%, drying time is 30 ~ 60min, baking temperature is 85 DEG C ~ 100 DEG C, wherein, the diameter of described wood dust is less than 20 μm, length is less than 10mm, (2), batching: dried wood dust is added in mixer, then carbon fiber is added successively, fire retardant, Benzotriazole Ultraviolet Stabilizer and ureaformal dehyde resin glue, and wood dust: carbon fiber: fire retardant: Benzotriazole Ultraviolet Stabilizer: the mass content proportioning of ureaformal dehyde resin glue is 57%:10%:25%:3%:5%, then make to stir 20 ~ 50min together, evenly rear discharging to be mixed, wherein, described carbon fiber is that diameter is at 5 ~ 20 μm, polyacrylonitrile carbon fiber within the scope of length 4 ~ 10mm, described fire retardant is the nano-sized magnesium hydroxide of surface through silane coupler activation process, described ureaformal dehyde resin glue is the urea phenol resin powder of surface through CMC modification, (3), injection-compression molding: the mixture that step (2) obtains is added in injection-compression molding machine, carry out injection-compression molding at 285 DEG C ~ 350 DEG C temperature, (4), cooling: sent into by the injection-compression molding body that step (3) obtains in the cool furnace of 15 DEG C ~ 20 DEG C and carry out cooling processing, cool time is 12 ~ 36h, to be cooledly comes out of the stove to during 30 DEG C ~ 40 DEG C of temperature, and then indoor storing 2 ~ 8h, namely completes the present invention.
Embodiment 2:
A kind of method taking waste and old wood as base-material and produce composite wood board, comprise the following steps: (1), prepare wood dust: check and sub-elect waste and old wood, by the Impurity removal in waste and old wood, then wood dust is made by pulverizer, and wood dust is added in roller drying machine carry out drying, make wood dust, in roller drying machine, moisture is reduced to 8% ~ 12%, drying time is 30 ~ 60min, baking temperature is 85 DEG C ~ 100 DEG C, wherein, the diameter of described wood dust is less than 20 μm, length is less than 10mm, (2), batching: dried wood dust is added in mixer, then carbon fiber is added successively, fire retardant, benzophenone ultraviolet absorbent and ureaformal dehyde resin glue, and wood dust: carbon fiber: fire retardant: benzophenone ultraviolet absorbent: the mass content proportioning of ureaformal dehyde resin glue is 74%:5%:18%:1%:2%, then make to stir 20 ~ 50min together, evenly rear discharging to be mixed, wherein, described carbon fiber is that diameter is at 5 ~ 20 μm, polyacrylonitrile carbon fiber within the scope of length 4 ~ 10mm, described fire retardant is the nano-sized magnesium hydroxide of surface through silane coupler activation process, described ureaformal dehyde resin glue is the urea phenol resin powder of surface through CMC modification, (3), injection-compression molding: the mixture that step (2) obtains is added in injection-compression molding machine, carry out injection-compression molding at 285 DEG C ~ 350 DEG C temperature, (4), cooling: sent into by the injection-compression molding body that step (3) obtains in the cool furnace of 15 DEG C ~ 20 DEG C and carry out cooling processing, cool time is 12 ~ 36h, to be cooledly comes out of the stove to during 30 DEG C ~ 40 DEG C of temperature, and then indoor storing 2 ~ 8h, namely completes the present invention.
Claims (6)
1. be the method that composite wood board produced by base-material with waste and old wood, it is characterized in that, comprise the following steps:
(1), wood dust is prepared: check and sub-elect waste and old wood, by the Impurity removal in waste and old wood, then wood dust is made by pulverizer, and wood dust is added in roller drying machine carry out drying, make wood dust, in roller drying machine, moisture is reduced to 8% ~ 12%, drying time is 30 ~ 60min, and baking temperature is 85 DEG C ~ 100 DEG C;
(2), prepare burden: dried wood dust is added in mixer, then carbon fiber, fire retardant, ultra-violet absorber and ureaformal dehyde resin glue is added successively, and wood dust: carbon fiber: fire retardant: ultra-violet absorber: the mass content proportioning of ureaformal dehyde resin glue is 57% ~ 74%:5% ~ 10%:18% ~ 25%:1% ~ 3%:2% ~ 5%, then make to stir 20 ~ 50min together, to be mixed evenly after, discharging;
(3), injection-compression molding: the mixture that step (2) obtains is added in injection-compression molding machine, carry out injection-compression molding at 285 DEG C ~ 350 DEG C temperature;
(4), cooling: sent into by the injection-compression molding body that step (3) obtains in the cool furnace of 15 DEG C ~ 20 DEG C and carry out cooling processing, cool time is 12 ~ 36h, to be cooledly comes out of the stove to during 30 DEG C ~ 40 DEG C of temperature, and then indoor storing 2 ~ 8h, namely completes the present invention.
2. according to claim 1 a kind of be that the method for composite wood board produced by base-material with waste and old wood, it is characterized in that, the diameter of step (1) and step (2) described wood dust is less than 20 μm, length is less than 10mm.
3. according to claim 1 a kind of be that the method for composite wood board produced by base-material with waste and old wood, it is characterized in that, step (2) described carbon fiber is diameter at 5 ~ 20 μm, polyacrylonitrile carbon fiber within the scope of length 4 ~ 10mm.
4. a kind of method taking waste and old wood as base-material and produce composite wood board according to claim 1, is characterized in that, step (2) described fire retardant is the nano-sized magnesium hydroxide of surface through silane coupler activation process.
5. a kind of method taking waste and old wood as base-material and produce composite wood board according to claim 1, it is characterized in that, step (2) described ultra-violet absorber is Benzotriazole Ultraviolet Stabilizer or benzophenone ultraviolet absorbent.
6. a kind of method taking waste and old wood as base-material and produce composite wood board according to claim 1, is characterized in that, step (2) described ureaformal dehyde resin glue is the urea phenol resin powder of surface through CMC modification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796174.3A CN104859026A (en) | 2014-12-22 | 2014-12-22 | Method for producing composite wood board by using waste wood as base material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796174.3A CN104859026A (en) | 2014-12-22 | 2014-12-22 | Method for producing composite wood board by using waste wood as base material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104859026A true CN104859026A (en) | 2015-08-26 |
Family
ID=53905405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410796174.3A Pending CN104859026A (en) | 2014-12-22 | 2014-12-22 | Method for producing composite wood board by using waste wood as base material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104859026A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452167A (en) * | 2019-12-27 | 2020-07-28 | 湖州凯鑫智能家居有限公司 | Environment-friendly timber apron based on waste timber preparation |
| CN112589948A (en) * | 2020-11-13 | 2021-04-02 | 江苏逸创新能源科技发展有限公司 | Processing technology of carbon fiber plate |
-
2014
- 2014-12-22 CN CN201410796174.3A patent/CN104859026A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452167A (en) * | 2019-12-27 | 2020-07-28 | 湖州凯鑫智能家居有限公司 | Environment-friendly timber apron based on waste timber preparation |
| CN112589948A (en) * | 2020-11-13 | 2021-04-02 | 江苏逸创新能源科技发展有限公司 | Processing technology of carbon fiber plate |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150826 |
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| WD01 | Invention patent application deemed withdrawn after publication |