CN110696133A - Processing method of bamboo composite material - Google Patents

Processing method of bamboo composite material Download PDF

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Publication number
CN110696133A
CN110696133A CN201911196154.1A CN201911196154A CN110696133A CN 110696133 A CN110696133 A CN 110696133A CN 201911196154 A CN201911196154 A CN 201911196154A CN 110696133 A CN110696133 A CN 110696133A
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China
Prior art keywords
bamboo
parts
composite material
processing method
treatment
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Pending
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CN201911196154.1A
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Chinese (zh)
Inventor
胡智斌
彭坚
李婷
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Hunan Qingzhu Huamu Integrated Construction Technology Co Ltd
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Hunan Qingzhu Huamu Integrated Construction Technology Co Ltd
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Priority to CN201911196154.1A priority Critical patent/CN110696133A/en
Publication of CN110696133A publication Critical patent/CN110696133A/en
Pending legal-status Critical Current

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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
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
    • 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
    • B27K3/007—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process employing compositions comprising nanoparticles
    • 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
    • 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
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/06—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by burning or charring, e.g. cutting with hot wire
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
    • 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
    • B27K2240/30—Fireproofing
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Forests & Forestry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Plant Pathology (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Abstract

The invention discloses a processing method of a bamboo composite material, belonging to the technical field of building complex materials, and the processing method of the bamboo composite material comprises the steps of bamboo preparation, medium temperature rise, carbonization treatment, composite treatment liquid impregnation treatment, surface treatment and the like.

Description

Processing method of bamboo composite material
Technical Field
The invention relates to the technical field of building complex materials, in particular to a processing method of a bamboo composite material.
Background
China is the country with the most abundant bamboo resources in the world, and in recent years, along with the gradual shortage of wood resources in the world, the reasonable and effective utilization of the wood and bamboo resources is more and more important. One approach for the rational utilization of bamboo and wood materials is material compounding, and in the prior art, the main composite bamboo technologies used in the fields of buildings, decorations and the like include a bamboo skin compounding technology, a bamboo fiber reinforced composite material manufacturing technology, a bamboo square compounding technology, a small-diameter bamboo compounding technology, a bamboo arc compounding technology and the like. The composite bamboo is used as an outdoor device material, such as manufacturing outdoor guardrails, urban road isolation guardrails, pavilions and the like, and is attractive, firm and durable.
However, the existing domestic composite bamboo materials are late to start, and the technical level of the existing domestic composite bamboo materials is difficult to solve the problems of mildew, expansion and the like of the existing heavy bamboo materials in the outdoor use process, so that the market development and the popularization and application of the composite bamboo materials are seriously influenced. Based on the problems, experts in the domestic and foreign industries deeply research the preparation technology of the composite bamboo wood.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a processing method of a bamboo composite material.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A processing method of bamboo wood composite material comprises the following steps:
s1, preparing bamboo materials: taking fresh bamboo, and drying the fresh bamboo to obtain dried bamboo;
s2, medium temperature rising: heating and melting the compound salt and raising the temperature to a preset temperature;
s3, carbonization treatment: after the temperature of the composite salt reaches a preset temperature, putting the liquorice bamboo material into the composite salt for carbonization;
s4, immersion treatment of the composite treatment liquid: completely immersing the bamboo obtained in the step S3 into the composite treatment liquid for immersion treatment, wherein the immersion treatment time is 3-5h, and curing to obtain the bamboo after the immersion treatment;
s5, surface treatment: and spraying pretreatment varnish on the surface of the bamboo subjected to the dipping treatment, and curing to obtain the bamboo composite material.
2. The processing method of the bamboo wood composite material as claimed in claim 1, characterized in that: and in the S1, drying until the water content is 10-14 wt%.
Further, in the step S1, drying is carried out until the water content is 10-14 wt%.
Further, in S2, the composite salt is a mixed salt of potassium nitrate and sodium nitrite, or a mixed salt of potassium nitrate and sodium nitrate.
Further, in the step S3, the carbonization treatment time is 2-8 h.
Further, in S4, the composite treatment solution is a composition in which the inorganic nano-powder and the flame retardant, which are coupled by the coupling agent, are dissolved in the fluorine-containing emulsion, and a uniform dispersion system is formed under the action of the dispersing agent and the ultrasonic wave;
wherein the fluorine-containing emulsion is one or more of polytetrafluoroethylene emulsion, polyvinylidene fluoride emulsion, fluorinated ethylene propylene, polyvinyl fluoride and ethylene-propylene copolymer;
the nano inorganic powder is one or a mixture of more than one of nano activated carbon, nano titanium dioxide and nano zinc oxide;
the coupling agent is one or a mixture of more than one of aluminate coupling agent, titanate coupling agent and silane coupling agent.
Further, the preparation method of the composite treatment fluid comprises the following steps: adding 8-15 parts of nano inorganic powder and 1-3 parts of flame retardant into 10-100 parts of fluorine-containing emulsion, and uniformly dispersing by adopting ultrasonic waves to obtain the composite treatment fluid.
Further, in the S5, the raw materials of the pre-treated varnish include, by weight: 60-100 parts of water-based epoxy emulsion, 15-35 parts of water-based acrylic emulsion, 10-20 parts of carboxyl-terminated silicone oil, 4-10 parts of disproportionated rosin, 10-20 parts of tea seed oil, 2-8 parts of humic acid compound, 1-2 parts of honeysuckle powder, 1-2 parts of triethylene tetramine and 1-2 parts of zinc phosphate.
Further, the humic acid compound in the pretreatment varnish raw material is prepared by adopting the following process: sending humic acid and potassium hydroxide into a high-temperature furnace, heating to 400-plus-500 ℃ under the protection of nitrogen, preserving heat for 15-25min, cooling, adding into silver nitrate solution, stirring uniformly, adding hexadecyl trimethyl ammonium bromide and tributyl phosphate, stirring uniformly, carrying out vacuum filtration, washing, drying at 85-95 ℃ to constant weight, and crushing to obtain the humic acid compound.
Further, in the preparation process of the humic acid compound, the weight ratio of the humic acid to the potassium hydroxide to the silver nitrate solution to the cetyl trimethyl ammonium bromide to the tributyl phosphate is 15-20: 10-20: 100-140: 1-2: 1-2, wherein the concentration of the silver nitrate solution is 0.1-0.5 wt%.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the processing method of the bamboo composite material, the bamboo is subjected to drying treatment, carbonization treatment, composite treatment liquid dipping treatment and surface treatment in sequence, and the obtained bamboo composite material has the flexibility of the bamboo, high strength and excellent toughness, is firm and durable, has excellent flame retardance, corrosion resistance and self-cleaning property, is hollow, has high material utilization rate, and has good economic benefit and social benefit.
(2) The carbonization treatment of the invention adopts the composite salt as the medium to perform carbonization treatment on the bamboo wood, the equipment is simpler compared with steam carbonization, the temperature is easier to control by the composite salt liquid, the repeatability of the process is greatly improved, the composite salt liquid can isolate air, and the strength loss after carbonization is reduced.
(3) The surface treatment of the invention adopts the pretreatment varnish for paint spraying and curing, the pretreatment varnish has stronger adhesive property and can provide comprehensive protection and good decorative effect for bamboo wood, and the humic acid compound and the honeysuckle powder are dispersed in a water-based epoxy emulsion and water-based acrylic emulsion system, have excellent antibacterial property and are matched with the tea seed oil, so that the antibacterial property of the bamboo wood can be effectively enhanced, and the service life of the bamboo wood can be prolonged.
Drawings
FIG. 1 is a flow chart of the method steps of the present invention.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a method for processing a bamboo composite material includes the following steps:
s1, preparing bamboo materials: taking fresh bamboo, and drying the fresh bamboo to obtain dried bamboo;
s2, medium temperature rising: heating and melting the compound salt and raising the temperature to a preset temperature;
s3, carbonization treatment: after the temperature of the composite salt reaches a preset temperature, putting the liquorice bamboo material into the composite salt for carbonization;
s4, immersion treatment of the composite treatment liquid: completely immersing the bamboo obtained in the step S3 into the composite treatment liquid for immersion treatment, wherein the immersion treatment time is 3-5h, and curing to obtain the bamboo after the immersion treatment;
s5, surface treatment: and spraying pretreatment varnish on the surface of the bamboo subjected to the dipping treatment, and curing to obtain the bamboo composite material.
And in the S1, drying until the water content is 10-14 wt%.
In S2, the composite salt is a mixed salt of potassium nitrate and sodium nitrite, or a mixed salt of potassium nitrate and sodium nitrate.
In the step S3, the carbonization treatment time is 2-8 h.
In the S4, the composite treatment liquid is a composition which is prepared by dissolving the nano inorganic powder and the flame retardant which are coupled by the coupling agent into the fluorine-containing emulsion and forming a uniform dispersion system under the action of the dispersing agent and the ultrasonic wave;
wherein the fluorine-containing emulsion is one or more of polytetrafluoroethylene emulsion, polyvinylidene fluoride emulsion, fluorinated ethylene propylene, polyvinyl fluoride and ethylene-propylene copolymer;
the nano inorganic powder is one or a mixture of more than one of nano activated carbon, nano titanium dioxide and nano zinc oxide;
the coupling agent is one or a mixture of more than one of aluminate coupling agent, titanate coupling agent and silane coupling agent.
The preparation method of the composite treatment fluid comprises the following steps: adding 8-15 parts of nano inorganic powder and 1-3 parts of flame retardant into 10-100 parts of fluorine-containing emulsion, and uniformly dispersing by adopting ultrasonic waves to obtain the composite treatment fluid.
In the S5, the pretreatment varnish comprises the following raw materials in parts by weight: 60-100 parts of water-based epoxy emulsion, 15-35 parts of water-based acrylic emulsion, 10-20 parts of carboxyl-terminated silicone oil, 4-10 parts of disproportionated rosin, 10-20 parts of tea seed oil, 2-8 parts of humic acid compound, 1-2 parts of honeysuckle powder, 1-2 parts of triethylene tetramine and 1-2 parts of zinc phosphate.
The humic acid compound in the pretreatment varnish raw material is prepared by adopting the following process: sending humic acid and potassium hydroxide into a high-temperature furnace, heating to 400-plus-500 ℃ under the protection of nitrogen, preserving heat for 15-25min, cooling, adding into silver nitrate solution, stirring uniformly, adding hexadecyl trimethyl ammonium bromide and tributyl phosphate, stirring uniformly, carrying out vacuum filtration, washing, drying at 85-95 ℃ to constant weight, and crushing to obtain the humic acid compound.
In the preparation process of the humic acid compound, the weight ratio of humic acid, potassium hydroxide, silver nitrate solution, cetyl trimethyl ammonium bromide and tributyl phosphate is (15-20): 10-20: 100-140: 1-2: 1-2, wherein the concentration of the silver nitrate solution is 0.1-0.5 wt%.
According to the processing method of the bamboo composite material, the bamboo is subjected to drying treatment, carbonization treatment, composite treatment liquid dipping treatment and surface treatment in sequence, and the obtained bamboo composite material has the flexibility of the bamboo, high strength and excellent toughness, is firm and durable, has excellent flame retardance, corrosion resistance and self-cleaning property, is hollow, has high material utilization rate, and has good economic benefit and social benefit.
The carbonization treatment of the invention adopts the composite salt as the medium to perform carbonization treatment on the bamboo wood, the equipment is simpler compared with steam carbonization, the temperature is easier to control by the composite salt liquid, the repeatability of the process is greatly improved, the composite salt liquid can isolate air, and the strength loss after carbonization is reduced.
The surface treatment of the invention adopts the pretreatment varnish for paint spraying and curing, the pretreatment varnish has stronger adhesive property and can provide comprehensive protection and good decorative effect for bamboo wood, and the humic acid compound and the honeysuckle powder are dispersed in a water-based epoxy emulsion and water-based acrylic emulsion system, have excellent antibacterial property and are matched with the tea seed oil, so that the antibacterial property of the bamboo wood can be effectively enhanced, and the service life of the bamboo wood can be prolonged.
The foregoing is only a preferred embodiment of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims (9)

1. A processing method of bamboo wood composite material is characterized by comprising the following steps: the method comprises the following steps:
s1, preparing bamboo materials: taking fresh bamboo, and drying the fresh bamboo to obtain dried bamboo;
s2, medium temperature rising: heating and melting the compound salt and raising the temperature to a preset temperature;
s3, carbonization treatment: after the temperature of the composite salt reaches a preset temperature, putting the liquorice bamboo material into the composite salt for carbonization;
s4, immersion treatment of the composite treatment liquid: completely immersing the bamboo obtained in the step S3 into the composite treatment liquid for immersion treatment, wherein the immersion treatment time is 3-5h, and curing to obtain the bamboo after the immersion treatment;
s5, surface treatment: and spraying pretreatment varnish on the surface of the bamboo subjected to the dipping treatment, and curing to obtain the bamboo composite material.
2. The processing method of the bamboo wood composite material as claimed in claim 1, characterized in that: and in the S1, drying until the water content is 10-14 wt%.
3. The processing method of the bamboo wood composite material as claimed in claim 1, characterized in that: in S2, the composite salt is a mixed salt of potassium nitrate and sodium nitrite, or a mixed salt of potassium nitrate and sodium nitrate.
4. The processing method of the bamboo wood composite material as claimed in claim 1, characterized in that: in the step S3, the carbonization treatment time is 2-8 h.
5. The processing method of the bamboo wood composite material as claimed in claim 1, characterized in that: in the S4, the composite treatment liquid is a composition which is prepared by dissolving the nano inorganic powder and the flame retardant which are coupled by the coupling agent into the fluorine-containing emulsion and forming a uniform dispersion system under the action of the dispersing agent and the ultrasonic wave;
wherein the fluorine-containing emulsion is one or more of polytetrafluoroethylene emulsion, polyvinylidene fluoride emulsion, fluorinated ethylene propylene, polyvinyl fluoride and ethylene-propylene copolymer;
the nano inorganic powder is one or a mixture of more than one of nano activated carbon, nano titanium dioxide and nano zinc oxide;
the coupling agent is one or a mixture of more than one of aluminate coupling agent, titanate coupling agent and silane coupling agent.
6. The processing method of the bamboo wood composite material as claimed in claim 5, characterized in that: the preparation method of the composite treatment fluid comprises the following steps: adding 8-15 parts of nano inorganic powder and 1-3 parts of flame retardant into 10-100 parts of fluorine-containing emulsion, and uniformly dispersing by adopting ultrasonic waves to obtain the composite treatment fluid.
7. The processing method of the bamboo wood composite material as claimed in claim 1, characterized in that: in the S5, the pretreatment varnish comprises the following raw materials in parts by weight: 60-100 parts of water-based epoxy emulsion, 15-35 parts of water-based acrylic emulsion, 10-20 parts of carboxyl-terminated silicone oil, 4-10 parts of disproportionated rosin, 10-20 parts of tea seed oil, 2-8 parts of humic acid compound, 1-2 parts of honeysuckle powder, 1-2 parts of triethylene tetramine and 1-2 parts of zinc phosphate.
8. The processing method of the bamboo wood composite material as claimed in claim 7, characterized in that: the humic acid compound in the pretreatment varnish raw material is prepared by adopting the following process: sending humic acid and potassium hydroxide into a high-temperature furnace, heating to 400-plus-500 ℃ under the protection of nitrogen, preserving heat for 15-25min, cooling, adding into silver nitrate solution, stirring uniformly, adding hexadecyl trimethyl ammonium bromide and tributyl phosphate, stirring uniformly, carrying out vacuum filtration, washing, drying at 85-95 ℃ to constant weight, and crushing to obtain the humic acid compound.
9. The processing method of the bamboo wood composite material as claimed in claim 8, characterized in that: in the preparation process of the humic acid compound, the weight ratio of humic acid, potassium hydroxide, silver nitrate solution, cetyl trimethyl ammonium bromide and tributyl phosphate is (15-20): 10-20: 100-140: 1-2: 1-2, wherein the concentration of the silver nitrate solution is 0.1-0.5 wt%.
CN201911196154.1A 2019-11-29 2019-11-29 Processing method of bamboo composite material Pending CN110696133A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111713507A (en) * 2020-06-23 2020-09-29 江西研通竹业有限公司 Method for manufacturing bamboo arranged bone strips with moisture, mildew and insect resistance
CN111873112A (en) * 2020-07-16 2020-11-03 安徽竹迹新材料科技有限公司 Bamboo composite material plate forming method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111713507A (en) * 2020-06-23 2020-09-29 江西研通竹业有限公司 Method for manufacturing bamboo arranged bone strips with moisture, mildew and insect resistance
CN111873112A (en) * 2020-07-16 2020-11-03 安徽竹迹新材料科技有限公司 Bamboo composite material plate forming method

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Application publication date: 20200117