CN111136751B - Wooden slip and preparation method and application thereof - Google Patents
Wooden slip and preparation method and application thereof Download PDFInfo
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- CN111136751B CN111136751B CN202010017572.6A CN202010017572A CN111136751B CN 111136751 B CN111136751 B CN 111136751B CN 202010017572 A CN202010017572 A CN 202010017572A CN 111136751 B CN111136751 B CN 111136751B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/005—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process employing compositions comprising microparticles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/025—Controlling the process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/16—Inorganic impregnating agents
- B27K3/20—Compounds of alkali metals or ammonium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/36—Aliphatic compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/52—Impregnating agents containing mixtures of inorganic and organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/04—Combined bleaching or impregnating and drying of wood
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L1/00—Debarking or removing vestiges of branches from trees or logs; Machines therefor
- B27L1/08—Debarking or removing vestiges of branches from trees or logs; Machines therefor using rotating rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L5/00—Manufacture of veneer ; Preparatory processing therefor
- B27L5/02—Cutting strips from a rotating trunk or piece; Veneer lathes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44D—PAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
- B44D3/00—Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
- B44D3/18—Boards or sheets with surfaces prepared for painting or drawing pictures; Stretching frames for canvases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
- B27K2240/15—Decontamination of previously treated wood
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention provides a wooden slip and a preparation method and application thereof, belonging to the technical field of calligraphy or painting carriers. The method comprises the steps of firstly carrying out rotary cutting on logs to obtain wood chips, then removing lignin and hemicellulose in the cell walls of the wood chips by utilizing oxidation treatment and alkali treatment, realizing decolorization of the wood chips, and finally washing and drying to obtain the wooden slip with white color and moderate hardness, which is more suitable for writing and drawing. The method provided by the invention is simple to operate, is nontoxic and environment-friendly, can be used for preparing the wooden slips with controllable sizes in a large scale, and avoids the problems of complex manufacturing process, large chemical agent consumption and the like of the traditional calligraphy and painting paper by taking the wooden slips as carriers for calligraphy and painting; meanwhile, the original natural texture and comfortable texture of the wood are retained by the wooden slip prepared by the method provided by the invention, the use feeling close to nature is brought to people, and the problems of single sample, poor sense organ performance and the like of the traditional calligraphy and painting paper are solved.
Description
Technical Field
The invention relates to the technical field of calligraphy or painting carriers, in particular to a wooden slip and a preparation method and application thereof.
Background
At present, carriers used in the field of calligraphy or painting are mainly various paper products, such as rice paper commonly used for writing brush writing and sketch paper, gouache paper and the like commonly used for painting, the various paper products are various and similar in variety, and in the actual manufacturing process, chemical agents are used more and the operation steps are complicated. Therefore, there is a need for a simple and environmentally friendly carrier that can meet the writing or painting requirements.
Disclosure of Invention
The invention aims to provide a wooden slip and a preparation method and application thereof.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a preparation method of a wooden slip, which comprises the following steps:
(1) rotary cutting the log to obtain wood chips;
(2) carrying out oxidation treatment on the wood chips in the step (1) by using an acidified sodium chlorite solution to obtain oxidation-treated wood chips;
(3) performing alkali treatment on the wood chips subjected to oxidation treatment in the step (2) by using a potassium hydroxide solution to obtain alkali-treated wood chips;
(4) and (4) washing the alkali-treated wood chips in the step (3) to be neutral, and drying to obtain the wood veneer.
Preferably, the raw wood in the step (1) includes at least one of poplar, pine and eucalyptus.
Preferably, the thickness of the wood chips in the step (1) is 0.2-5.0 mm.
Preferably, the step (2) specifically comprises:
placing the wood chips into a beaker containing water, adding sodium chlorite and glacial acetic acid, then carrying out oxidation treatment, and repeating the operations of adding sodium chlorite and glacial acetic acid and oxidation treatment to obtain oxidation-treated wood chips; wherein, the operations of adding sodium chlorite and glacial acetic acid and oxidation treatment are carried out for 2-10 times.
Preferably, the ratio of the amount of water to the amount of sodium chlorite and glacial acetic acid added per time is 1500 g: 15 g: 3-5 mL; the temperature of the oxidation treatment is 50-90 ℃, and the time of single oxidation treatment is 0.5-5 h.
Preferably, the concentration of the potassium hydroxide solution in the step (3) is 1-10 wt.%; the temperature of the alkali treatment is 50-100 ℃, and the time is 0.5-2 h.
Preferably, the step (4) further comprises, after drying, adhering a non-woven fabric to one surface of the wood chips obtained after drying.
Preferably, at least one of dyeing, oiling, antiseptic and fire-proof treatments is further included after the non-woven fabric is adhered to one side of the wood chip obtained after drying.
The invention provides the wooden slip prepared by the preparation method in the technical scheme.
The invention provides application of the wooden slip in the technical scheme as a calligraphy or painting carrier.
The invention provides a preparation method of a wooden slip, which comprises the following steps: (1) rotary cutting the log to obtain wood chips; (2) carrying out oxidation treatment on the wood chips in the step (1) by using an acidified sodium chlorite solution to obtain oxidation-treated wood chips; (3) performing alkali treatment on the wood chips subjected to oxidation treatment in the step (2) by using a potassium hydroxide solution to obtain alkali-treated wood chips; (4) and (4) washing the alkali-treated wood chips in the step (3) to be neutral, and drying to obtain the wood veneer. The method comprises the steps of firstly carrying out rotary cutting on logs to obtain wood chips, then removing lignin and hemicellulose in the cell walls of the wood chips by utilizing oxidation treatment and alkali treatment, realizing decolorization of the wood chips, and finally washing and drying to obtain the wooden slip with white color and moderate hardness, which is more suitable for writing and drawing. The method provided by the invention is simple to operate, is nontoxic and environment-friendly, can be used for preparing the wooden slips with controllable sizes in a large scale, and avoids the problems of complex manufacturing process, large chemical agent consumption and the like of the traditional calligraphy and painting paper by taking the wooden slips as carriers for calligraphy and painting; meanwhile, the original natural texture and comfortable texture of the wood are retained by the wooden slip prepared by the method provided by the invention, the use feeling close to nature is brought to people, and the problems of single sample, poor sense organ performance and the like of the traditional calligraphy and painting paper are solved.
Drawings
FIG. 1 is a pictorial representation of the wooden slip prepared in example 1;
FIG. 2 is a diagram of a physical representation of a calligraphy work using the wooden fragment prepared in example 1 as a carrier.
Detailed Description
The invention provides a preparation method of a wooden slip, which comprises the following steps:
(1) rotary cutting the log to obtain wood chips;
(2) carrying out oxidation treatment on the wood chips in the step (1) by using an acidified sodium chlorite solution to obtain oxidation-treated wood chips;
(3) performing alkali treatment on the wood chips subjected to oxidation treatment in the step (2) by using a potassium hydroxide solution to obtain alkali-treated wood chips;
(4) and (4) washing the alkali-treated wood chips in the step (3) to be neutral, and drying to obtain the wood veneer.
The invention carries out rotary cutting on the log to obtain the wood chips. In the present invention, the raw wood preferably includes at least one of poplar, pine and eucalyptus, and in the embodiment of the present invention, the camphor pine is specifically used as the raw wood to prepare the wooden slip; the length of the log is preferably 10-20000 mm, more preferably 1000-15000 mm, and further preferably 2500-10000 mm. In the invention, the equipment adopted by rotary cutting is preferably a non-clamping shaft type rotary cutter, and the specific operating parameters of the rotary cutting are not particularly limited, and can be set according to actual requirements. In the invention, the thickness of the wood chips obtained after rotary cutting of the logs is preferably 0.2-5.0 mm, and more preferably 0.5-2.0 mm; the length and the width of the wood chip are not specially limited and can be selected according to actual requirements.
After obtaining the wood chips, the invention adopts the acidified sodium chlorite solution to carry out oxidation treatment on the wood chips to obtain the oxidation treatment wood chips. In the invention, preferably, the wood chips are placed in a beaker containing water, sodium chlorite and glacial acetic acid are added, then oxidation treatment is carried out, and then the operations of adding sodium chlorite and glacial acetic acid and oxidation treatment are repeated to obtain oxidation treated wood chips; wherein the operations of adding sodium chlorite and glacial acetic acid and oxidation treatment are carried out for 2-10 times, preferably 3-5 times. In the present invention, the ratio of the amount of water to the amount of sodium chlorite and glacial acetic acid added per time is preferably 1500 g: 15 g: 3-5 mL, wherein the mass ratio of the wood chips to the water is preferably 1: 50; in the embodiment of the invention, the amount of water is 1500g based on 30g of wood chips, and the amount of sodium chlorite and glacial acetic acid added is 15g and 3-5 mL respectively. In the invention, the temperature of the oxidation treatment is preferably 50-90 ℃, more preferably 60-80 ℃, and further preferably 70-75 ℃, and the time of the single oxidation treatment is preferably 0.5-5 h, and more preferably 1-2 h. In the invention, in the oxidation treatment process, the opening of the beaker is preferably sealed by using a preservative film so as to avoid water evaporation loss; the amount of sodium chlorite and glacial acetic acid added each time is preferably the same. After the oxidation treatment is completed, the present invention preferably washes the obtained wood chips to neutrality to obtain oxidation-treated wood chips. According to the invention, lignin in the wood chip cell wall is removed through oxidation treatment, so that the primary decolorization of the wood chip can be realized, meanwhile, the hardness of the wood chip is reduced, the flexibility of the wood chip is improved, and the wood slip suitable for calligraphy or painting can be obtained through subsequent alkali treatment. Furthermore, the method adopts the mode that the sodium chlorite and the glacial acetic acid are added in batches for oxidation treatment, which is favorable for fully removing the lignin in the wood chips.
After the oxidation treatment wood chips are obtained, the oxidation treatment wood chips are subjected to alkali treatment by adopting a potassium hydroxide solution to obtain the alkali treatment wood chips. In the invention, the concentration of the potassium hydroxide solution is preferably 1-10 wt.%, and more preferably 4-10 wt.%; wherein the mass ratio of the wood chips to the potassium hydroxide solution is preferably 1: 28; in the embodiment of the invention, specifically, 30g of wood chips are taken as a reference for the oxidation treatment, and then the obtained oxidation-treated wood chips are placed in 840-880 g of potassium hydroxide solution (prepared from 40-80 g of potassium hydroxide and 800g of water) for alkali treatment. In the invention, the temperature of the alkali treatment is preferably 50-100 ℃, more preferably 80-90 ℃, and the time is preferably 0.5-2 h, more preferably 0.5-1 h. In the invention, the alkali treatment process is preferably carried out in a beaker, and the mouth of the beaker is preferably sealed by a preservative film in the alkali treatment process so as to avoid water evaporation loss. The method removes the hemicellulose in the wood chip cell wall by using alkali treatment, can realize further decoloration of the wood chip, obtain the white wood chip with moderate hardness, show the natural texture and comfortable texture of the wood chip, give people a sense of use close to nature, and ensure that the finally obtained wooden slip is suitable for serving as a calligraphy or painting carrier.
After the alkali-treated wood chips are obtained, the alkali-treated wood chips are washed to be neutral and then dried to obtain the wooden slip. In the invention, the washing comprises soaking and washing which are carried out in sequence, so that the washed wood chips are neutral; the soaking preferably comprises distilled water soaking and mineral water soaking which are sequentially carried out, the distilled water soaking time is preferably 6 hours, the mineral water soaking time is preferably 9 hours, and in the mineral water soaking process, the water is preferably replaced every 3 hours; the invention preferably uses mineral water to wash the soaked wood chips. The invention has no special limitation on the drying, and can realize the full drying of the product; in the embodiment of the invention, the wood chips washed to be neutral are clamped into a glass plate and dried, so that the wood chips keep a flat structure and do not warp and deform in the drying process.
After the drying is completed, the present invention preferably attaches a nonwoven fabric to one side of the resulting wood chips after the drying. The specification of the non-woven fabric is not specially limited and can be selected according to actual needs; the non-woven fabric is adhered to one surface of the wood chip, so that the mechanical property of the wood chip is improved, and the wood chip is prevented from being damaged in the subsequent post-treatment and shearing processes.
After the non-woven fabric is adhered to one side of the dried wood chip, the post-treatment is preferably carried out according to actual needs, and the post-treatment preferably comprises at least one of dyeing treatment, oiling treatment, antiseptic treatment and fire-proof treatment. The invention preferably utilizes the post-treatment to endow the wood slips with corresponding functions so as to improve the ornamental value and the collection value.
After the post-treatment, the present invention preferably cuts the obtained wood veneer into a suitable size, specifically, 180 × 20mm in length × width.
The invention provides the wooden slip prepared by the preparation method in the technical scheme.
The invention provides application of the wooden slip in the technical scheme as a calligraphy or painting carrier.
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Selecting a camphor tree pine log section with the length of 2500mm, and rotary-cutting the camphor tree pine log section into wood chips with the thickness of 0.5mm by adopting a non-clamping shaft type rotary cutter;
adding 30g of wood chips into a beaker containing 1500g of distilled water, adding 15g of sodium chlorite and 3mL of glacial acetic acid, covering the beaker with a preservative film, carrying out oxidation treatment for 1h in a constant-temperature water bath at 75 ℃, then repeating the operations of adding 15g of sodium chlorite and 3mL of glacial acetic acid and oxidation treatment for 5 times, taking out the obtained wood chips, and washing the wood chips with water to be neutral to obtain oxidation-treated wood chips;
mixing 40g of potassium hydroxide and 800g of distilled water in a beaker, adding the oxidation-treated wood chips into the beaker, covering the beaker with a preservative film, carrying out alkali treatment in a constant-temperature water bath at 90 ℃ for 0.5h, taking out the alkali-treated wood chips, soaking the alkali-treated wood chips in distilled water for 6h, soaking the alkali-treated wood chips in mineral water for 9h, changing the water every 3h in the process of soaking the alkali-treated wood chips in the mineral water, washing the soaked wood chips with the mineral water to make the washed wood chips neutral, clamping the obtained wood chips into a glass plate, drying the dried wood chips, adhering a layer of non-woven fabric on the back of the dried wood chips, and cutting the wood chips into the size of 180 multiplied by 20mm in length to obtain the pinus sylvestris barrel, wherein the material diagram is shown in figure 1, and the real diagram of the calligraphy works using the pinus sylvestris barrel is shown in figure 2.
Example 2
The pinus sylvestris wooden slip is prepared by the method of example 1, except that the volume of glacial acetic acid added each time is 5mL during the oxidation treatment; after a layer of nonwoven fabric was adhered to the back surface of the dried wood chips, the obtained wood chips were dyed and cut into a size of 180 × 20mm in length × width to obtain a pinus sylvestris barrel.
Example 3
Referring to the method of example 1, a pinus sylvestris wooden slip is prepared, except that in the alkali treatment process, the potassium hydroxide solution is prepared by 80g of potassium hydroxide and 800g of distilled water; and adhering a layer of non-woven fabric on the back surface of the dried wood chip, performing antiseptic treatment on the obtained wood chip, performing surface coating on the antiseptic treated wood chip by using wood wax oil, and cutting into the size of 180 multiplied by 20mm to obtain the pinus sylvestris wood slip.
From the above examples, it can be seen that the manufacturing of the wooden slip provided by the present invention is different from the complicated chemical preparation process of the common paper, but the lignin and the hemicellulose in the wood chips are removed through simple chemical treatment, because the lignin has large hardness and deep color, the flexibility of the wood chips can be improved after the lignin is removed, the hardness of the wood chips is reduced, the wood chips can be changed into white color after the hemicellulose is removed, and the natural texture and comfortable texture of the wood chips are displayed, so that the use feeling close to nature is provided for people. The wooden slip provided by the invention can meet the requirements of writing or drawing, can be dyed, oiled, fireproof and waterproof according to different requirements, has higher ornamental and collection values, is simple and safe in operation process, and meets the requirements of people on the environmental protection performance of products. In addition, the raw materials adopted in the invention have the advantages of low cost, wide sources, multiple types, reproducibility and the like, and the wood chips have wide size range, can be randomly customized and cut into required sizes according to requirements, are favorable for realizing industrial large-scale treatment, and can meet the requirements of most consumers.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The preparation method of the wooden slip is characterized by comprising the following steps:
(1) rotary cutting the log to obtain wood chips;
(2) carrying out oxidation treatment on the wood chips in the step (1) by using an acidified sodium chlorite solution to obtain oxidation-treated wood chips;
(3) performing alkali treatment on the wood chips subjected to oxidation treatment in the step (2) by using a potassium hydroxide solution to obtain alkali-treated wood chips;
(4) washing the alkali-treated wood chips in the step (3) to be neutral, and drying to obtain the wood slips;
the step (2) specifically comprises: placing the wood chips into a beaker containing water, adding sodium chlorite and glacial acetic acid, then carrying out oxidation treatment, and repeating the operations of adding sodium chlorite and glacial acetic acid and oxidation treatment to obtain oxidation-treated wood chips; adding sodium chlorite and glacial acetic acid, and carrying out oxidation treatment for 2-10 times;
the dosage ratio of the water to the sodium chlorite and the glacial acetic acid added in each time is 1500 g: 15 g: 3-5 mL.
2. The method of claim 1, wherein the raw wood in step (1) comprises at least one of poplar, pine, and eucalyptus.
3. The method according to claim 1, wherein the thickness of the wood chips in the step (1) is 0.2 to 5.0 mm.
4. The preparation method according to claim 1, wherein the temperature of the oxidation treatment is 50 to 90 ℃, and the time of the single oxidation treatment is 0.5 to 5 hours.
5. The method according to claim 1, wherein the concentration of the potassium hydroxide solution in the step (3) is 1 to 10 wt.%; the temperature of the alkali treatment is 50-100 ℃, and the time is 0.5-2 h.
6. The method according to any one of claims 1 to 5, wherein the step (4) further comprises, after drying, adhering a nonwoven fabric to one surface of the obtained wood chips.
7. The method according to claim 6, further comprising at least one of dyeing, oiling, preservative and fire-proof treatments after the non-woven fabric is adhered to one surface of the obtained wood chips after the drying.
8. The obtained wooden slip by the preparation method of any one of claims 1 to 7.
9. Use of the wooden slips of claim 8 as carriers for writing or painting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010017572.6A CN111136751B (en) | 2020-01-08 | 2020-01-08 | Wooden slip and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010017572.6A CN111136751B (en) | 2020-01-08 | 2020-01-08 | Wooden slip and preparation method and application thereof |
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| CN111136751A CN111136751A (en) | 2020-05-12 |
| CN111136751B true CN111136751B (en) | 2021-11-19 |
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| CN103396654A (en) * | 2013-08-19 | 2013-11-20 | 南京林业大学 | Cellulose nano-fibril/epoxy resin composite film preparation method |
| CN108411688A (en) * | 2018-01-15 | 2018-08-17 | 太仓斯迪克新材料科技有限公司 | A kind of graphite paper and its preparation process |
| CN110920312A (en) * | 2018-09-20 | 2020-03-27 | 周弘云 | Method for making black persimmon wood grain picture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101704261A (en) * | 2009-09-20 | 2010-05-12 | 尚卫国 | Method for post-processing and post-manufacturing novel solid wood veneer and veneer |
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2020
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| JP3067926B2 (en) * | 1993-07-20 | 2000-07-24 | 株式会社永和 | Wood treatment method |
| CN102950638A (en) * | 2012-11-16 | 2013-03-06 | 广西融水银鼠科技开发有限公司 | Wood paper for painting and calligraphy and producing method thereof |
| CN103396654A (en) * | 2013-08-19 | 2013-11-20 | 南京林业大学 | Cellulose nano-fibril/epoxy resin composite film preparation method |
| CN108411688A (en) * | 2018-01-15 | 2018-08-17 | 太仓斯迪克新材料科技有限公司 | A kind of graphite paper and its preparation process |
| CN110920312A (en) * | 2018-09-20 | 2020-03-27 | 周弘云 | Method for making black persimmon wood grain picture |
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