CN108081429A - A kind of ultralow water absorption rate bamboo and woods fiber decorative panel - Google Patents
A kind of ultralow water absorption rate bamboo and woods fiber decorative panel Download PDFInfo
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- CN108081429A CN108081429A CN201711137361.0A CN201711137361A CN108081429A CN 108081429 A CN108081429 A CN 108081429A CN 201711137361 A CN201711137361 A CN 201711137361A CN 108081429 A CN108081429 A CN 108081429A
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- 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
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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
- B27K3/0228—Spraying apparatus, e.g. tunnels
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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
- B27K3/50—Mixtures of different organic impregnating agents
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- 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
- B27N3/28—Moulding or pressing characterised by using extrusion presses
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
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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
- B27K2200/00—Wooden materials to be treated
- B27K2200/15—Pretreated particles or fibres
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- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
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- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention discloses a kind of production methods of ultralow water absorption rate bamboo and woods fiber decorative panel：（1）Prepare zymotic fluid：Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 20-40 DEG C of inclined-plane culture 2-14h；The bacterium that above-mentioned culture is obtained, it is 2.0 aseptically to be inoculated in the LB Liquid Cultures containing 0.1g/L malic acid to be based on 30-38 DEG C of shaking table culture to OD600 values with oese picking single bacterium colony, obtains zymotic fluid；（2）Prepare raw material：Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：50 55 parts of bamboo fibre, 58 parts of pine brush wood wood shavings, raw material is uniformly mixed；By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 32 38 DEG C 8 10h that ferment；Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；（3）Shaping.
Description
Technical field
The present invention relates to a kind of ultralow water absorption rate bamboo and woods fiber decorative panels, belong to dalle field.
Background technology
Natural plant fibre (Natural Vegetable Fibers, NVF) is the most abundant natural polymer of nature
Sub- material, such as timber, bamboo wood, straw, wheat tangerine, cavings, peanut shell, bagasse, cocoanut shell, flax, ramie, it is every in nature
Year growth up to hundred billion tons of cellulose (presence in the form of natural plant fibre) total amount, considerably beyond the earth on it is existing
Petroleum total reserve.In addition, natural fibers resource, some torrid areas such as also substantial amounts of agricultural machining discarded object are particularly rich
Richness, the research of renewable resource have been included in one of 24 Disciplinary Frontiers in the world, and each state all puts into substantial contribution and it is carried out
Research and development.According to the planning of U.S. Department of Energy (DOE) " plant and grain matrix renewable resource Technology Roadmap ", arrive
2020, the basic chemical structure material from plant renewable resource will be added to 20%, reach 50% by 2050
.The potentiality of natural plant fibre how are made full use of, its unique function and characteristic is played, develops new application field, be to draw
The hot spot that people gazes at.Natural plant fibre has a many merits, such as cheap, density is small, with higher elasticity modulus,
Most importantly its biological degradability and recyclability, this is that other any reinforcing materials are incomparable, is had wide
Development prospect.Therefore, natural-fiber composite material (natural fiber reinforcedplastics abbreviations NFR
P) it is the domestic and international a kind of novel green composite material being surging forward in recent years.
Bamboo fibre is the cellulose fibre extracted from the bamboo grown naturally, the fifth-largest after cotton, fiber crops, hair, silk
Natural fiber.Bamboo fiber is special with good gas permeability, instant water absorption, stronger wearability and good dyeability etc.
Property, there is natural antibacterial, antibacterial, except mite, deodorization and anti-ultraviolet function.
The prior art is disclosed a kind of production method of light weight high-strength bamboo Wood Fiber Composite dalle, using a variety of multiple
Synthase processing, however the price of enzyme is high, limits application.
The prior art is disclosed a bacillus subtilis strain xp, and Classification And Nomenclature is Bacillus subtilis, should
Bacterial strain is in the preserving number of China typical culture collection center：CCTCC No：M 2011452, preservation date：In December, 2011
9 days, depositary institution address：Wuhan City, Hubei Province Wuchang District Luo Jia Shan road 16（Wuhan University）.Utilize above-mentioned bacillus subtilis
Bacterium enzyme combination formulations, are made by following step made of bacteria strain xp： 1）Inclined-plane culture：By bacillus subtilis strain xp
It is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 20-40 DEG C of inclined-plane culture 2-14h；2）Seed is trained
It supports：By step 1）The bacterium obtained is cultivated, aseptically LB Liquid Cultures is inoculated in oese picking single bacterium colony and is based on
30-38 DEG C of shaking table culture to OD600 values are 1.0-5.0, obtain seed liquor；3）By seed liquor and amylase, cellulase and
Carbohydrase by volume 1:1:1:1 mixing to obtain the final product.
It is contemplated that a kind of new bamboo and woods fiber decorative panel of invention, carries out bamboo fibre using microorganism fermentation and changes
Property, instead of enzymatic treatment, effect is more preferable.
The content of the invention
The object of the present invention is to provide a kind of new bamboo and woods fiber decorative panels, are fermented using microorganism to bamboo fibre
Modified, instead of enzymatic treatment, effect is more preferable.
What the present invention was realized in：
A kind of production method of ultralow water absorption rate bamboo and woods fiber decorative panel, its step are as follows：
（1）Prepare zymotic fluid：
Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 20-40 DEG C
Inclined-plane culture 2-14h；The bacterium that above-mentioned culture is obtained, aseptically with oese picking single bacterium colony be inoculated in containing
It is 2.0 that the LB Liquid Cultures of 0.1g/L malic acid, which are based on 30-38 DEG C of shaking table culture to OD600 values, obtains zymotic fluid；
（2）Prepare raw material：
Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：50-55 parts of bamboo fibre, pine branch
5-8 parts of material wood shavings, raw material is uniformly mixed；
By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 32-38 DEG C the 8-10h that ferments；
Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；
Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；
（3）Shaping：
By weight, 2 parts of pretreated fiber dusts are crossed into 80 mesh sieves and 2 parts of PVC mixed millings;It is delivered to high-speed stirred
Machine, stirring 30min to be uniformly mixed;Mixed material is injected into conical double screw extruder, makes its plasticizing and fretting map;Temperature
Degree:120 DEG C, the time: 50min;It is then sent to double rolling flattener mills and prolongs and be pressed into plate, the time:5min;Then convey
To cold press cooling and shaping, time:10min;It is finally delivered to cutting machine in length and breadth to be cut, finished product is made.
Advantages of the present invention：
The present invention provides a kind of new bamboo and woods fiber decorative panel, and fermentation modification is carried out to bamboo fibre using microorganism, instead of
Enzymatic treatment, effect are more preferable.
Specific embodiment
The embodiment of the present invention is described below in detail, the embodiment is only used for explaining the present invention, and it is not intended that right
The limitation of the present invention.
Embodiment 1
A kind of production method of ultralow water absorption rate bamboo and woods fiber decorative panel, its step are as follows：
（1）Prepare zymotic fluid：
Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 40 DEG C of inclined-planes
Cultivate 14h；The bacterium that above-mentioned culture is obtained aseptically is inoculated in oese picking single bacterium colony containing 0.1g/L apples
It is 2.0 that the LB Liquid Cultures of acid, which are based on 38 DEG C of shaking table cultures to OD600 values, obtains zymotic fluid；
（2）Prepare raw material：
Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：55 parts of bamboo fibre, pine brush wood plane
8 parts are spent, raw material is uniformly mixed；
By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 32 DEG C the 8h that ferments；
Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；
Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；
（3）Shaping：
By weight, 2 parts of pretreated fiber dusts are crossed into 80 mesh sieves and 2 parts of PVC mixed millings;It is delivered to high-speed stirred
Machine, stirring 30min to be uniformly mixed;Mixed material is injected into conical double screw extruder, makes its plasticizing and fretting map;Temperature
Degree:120 DEG C, the time: 50min;It is then sent to double rolling flattener mills and prolongs and be pressed into plate, the time:5min;Then convey
To cold press cooling and shaping, time:10min;It is finally delivered to cutting machine in length and breadth to be cut, finished product is made.
As a result：The density of plate is 0.6g/cm3, and shore hardness 80, elongation at break 17%, elasticity modulus is more than
3800, water absorption rate 0.2%, it is seen that comply fully with standard, have excellent performance.
Embodiment 2：
A kind of production method of ultralow water absorption rate bamboo and woods fiber decorative panel, its step are as follows：
（1）Prepare zymotic fluid：
Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 40 DEG C of inclined-planes
Cultivate 14h；The bacterium that above-mentioned culture is obtained aseptically is inoculated in oese picking single bacterium colony containing 0.1g/L apples
It is 2.0 that the LB Liquid Cultures of acid, which are based on 38 DEG C of shaking table cultures to OD600 values, obtains zymotic fluid；
（2）Prepare raw material：
Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：55 parts of bamboo fibre, pine brush wood plane
8 parts are spent, raw material is uniformly mixed；
By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 38 DEG C the 10h that ferments；
Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；
Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；
（3）Shaping：
By weight, 2 parts of pretreated fiber dusts are crossed into 80 mesh sieves and 2 parts of PVC mixed millings;It is delivered to high-speed stirred
Machine, stirring 30min to be uniformly mixed;Mixed material is injected into conical double screw extruder, makes its plasticizing and fretting map;Temperature
Degree:120 DEG C, the time: 50min;It is then sent to double rolling flattener mills and prolongs and be pressed into plate, the time:5min;Then convey
To cold press cooling and shaping, time:10min;It is finally delivered to cutting machine in length and breadth to be cut, finished product is made.
As a result：The density of plate is 0.6g/cm3, and shore hardness 80, elongation at break 17%, elasticity modulus is more than
3800, water absorption rate 0.2%, it is seen that comply fully with standard, have excellent performance.
Embodiment 3
A kind of production method of ultralow water absorption rate bamboo and woods fiber decorative panel, its step are as follows：
（1）Prepare zymotic fluid：
Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 30 DEG C of inclined-planes
Cultivate 7h；The bacterium that above-mentioned culture is obtained aseptically is inoculated in oese picking single bacterium colony containing 0.1g/L apples
It is 2.0 that the LB Liquid Cultures of acid, which are based on 35 DEG C of shaking table cultures to OD600 values, obtains zymotic fluid；
（2）Prepare raw material：
Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：50-55 parts of bamboo fibre, pine branch
7 parts of material wood shavings, raw material is uniformly mixed；
By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 36 DEG C the 8-10h that ferments；
Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；
Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；
（3）Shaping：
By weight, 2 parts of pretreated fiber dusts are crossed into 80 mesh sieves and 2 parts of PVC mixed millings;It is delivered to high-speed stirred
Machine, stirring 30min to be uniformly mixed;Mixed material is injected into conical double screw extruder, makes its plasticizing and fretting map;Temperature
Degree:120 DEG C, the time: 50min;It is then sent to double rolling flattener mills and prolongs and be pressed into plate, the time:5min;Then convey
To cold press cooling and shaping, time:10min;It is finally delivered to cutting machine in length and breadth to be cut, finished product is made.
As a result：The density of plate is 0.6g/cm3, and shore hardness 80, elongation at break 18%, elasticity modulus is more than
3800, water absorption rate 0.2%, it is seen that comply fully with standard, have excellent performance.
Embodiment 4
A kind of production method of ultralow water absorption rate bamboo and woods fiber decorative panel, its step are as follows：
（1）Prepare zymotic fluid：
Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 38 DEG C of inclined-planes
Cultivate 12h；The bacterium that above-mentioned culture is obtained aseptically is inoculated in oese picking single bacterium colony containing 0.1g/L apples
It is 2.0 that the LB Liquid Cultures of acid, which are based on 37 DEG C of shaking table cultures to OD600 values, obtains zymotic fluid；
（2）Prepare raw material：
Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：50-55 parts of bamboo fibre, pine branch
6 parts of material wood shavings, raw material is uniformly mixed；
By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 36 DEG C the 9h that ferments；
Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；
Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；
（3）Shaping：
By weight, 2 parts of pretreated fiber dusts are crossed into 80 mesh sieves and 2 parts of PVC mixed millings;It is delivered to high-speed stirred
Machine, stirring 30min to be uniformly mixed;Mixed material is injected into conical double screw extruder, makes its plasticizing and fretting map;Temperature
Degree:120 DEG C, the time: 50min;It is then sent to double rolling flattener mills and prolongs and be pressed into plate, the time:5min;Then convey
To cold press cooling and shaping, time:10min;It is finally delivered to cutting machine in length and breadth to be cut, finished product is made.
As a result：The density of plate is 0.6g/cm3, and shore hardness 16, elongation at break 19%, elasticity modulus is more than
3800, water absorption rate 0.2%, it is seen that comply fully with standard, have excellent performance.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (3)
1. a kind of production method of ultralow water absorption rate bamboo and woods fiber decorative panel, its step are as follows：
（1）Prepare zymotic fluid：
Bacillus subtilis strain xp is suspended with LB fluid nutrient mediums, then with oese picking bacterium solution in 20-40 DEG C
Inclined-plane culture 2-14h；The bacterium that above-mentioned culture is obtained, aseptically with oese picking single bacterium colony be inoculated in containing
It is 2.0 that the LB Liquid Cultures of 0.1g/L malic acid, which are based on 30-38 DEG C of shaking table culture to OD600 values, obtains zymotic fluid；
（2）Prepare raw material：
Raw material is equipped with according to following parts by weight, all raw materials are dried to moisture content 8%：50-55 parts of bamboo fibre, pine branch
5-8 parts of material wood shavings, raw material is uniformly mixed；
By uniformly mixed material plant fiber, uniformly spray zymotic fluid and stir, be placed at 32-38 DEG C the 8-10h that ferments；
Fountain height is that zymotic fluid is 0.001 times of plant fiber weight；
Water content 8% is dried to after fermentation for 60 DEG C, and it is for use to be ground into powder；
（3）Shaping.
2. method described in claim 1, it is characterised in that:
The forming step is：By weight, 2 parts of pretreated fiber dusts are crossed into 80 mesh sieves and 2 parts of PVC mixed millings;
It is delivered to homogenizer, stirring 30min is to being uniformly mixed;Mixed material is injected into conical double screw extruder, makes its modeling
Change and fretting map;Temperature:120 DEG C, the time: 50min;It is then sent to double rolling flattener mills and prolongs and be pressed into plate, the time:
5min;It is then sent to cold press cooling and shaping, time:10min;It is finally delivered to cutting machine in length and breadth to be cut, be made into
Product.
3. the bamboo and woods fiber decorative panel that claim 1-2 the methods produce.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711137361.0A CN108081429A (en) | 2017-11-16 | 2017-11-16 | A kind of ultralow water absorption rate bamboo and woods fiber decorative panel |
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| CN201711137361.0A CN108081429A (en) | 2017-11-16 | 2017-11-16 | A kind of ultralow water absorption rate bamboo and woods fiber decorative panel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108818810A (en) * | 2018-06-12 | 2018-11-16 | 阜南县猛发工艺品有限公司 | A kind of willow processing technology for surface modification |
| CN111330551A (en) * | 2020-04-10 | 2020-06-26 | 朱晴 | Composite material for treating heavy metal ions in wastewater and preparation method thereof |
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| CN106240221A (en) * | 2016-08-02 | 2016-12-21 | 浙江长兴森大竹木制品有限公司 | A kind of light weight high-strength bamboo Wood Fiber Composite dalle |
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| CN107327109A (en) * | 2017-08-23 | 2017-11-07 | 浙江巨森建材科技有限公司 | A kind of bamboo and woods fiber Sandwiched decorative plate |
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| DE10043662A1 (en) * | 2000-08-30 | 2001-02-22 | Saechsisches Inst Fuer Angewan | Production of lignocellulosic fiber products, e.g. fiberboard, comprises treating the fibers with hydrolytic enzymes during or after disintegration to improve adhesion |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108818810A (en) * | 2018-06-12 | 2018-11-16 | 阜南县猛发工艺品有限公司 | A kind of willow processing technology for surface modification |
| CN111330551A (en) * | 2020-04-10 | 2020-06-26 | 朱晴 | Composite material for treating heavy metal ions in wastewater and preparation method thereof |
| CN111330551B (en) * | 2020-04-10 | 2020-12-15 | 杭州鼎友五金机械制造有限公司 | Composite material for treating heavy metal ions in wastewater and preparation method thereof |
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