CN1923481A - Bamboo filament fibre board and bamboo filament, method for making bamboo filament fibre board - Google Patents
Bamboo filament fibre board and bamboo filament, method for making bamboo filament fibre board Download PDFInfo
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- CN1923481A CN1923481A CN 200610032227 CN200610032227A CN1923481A CN 1923481 A CN1923481 A CN 1923481A CN 200610032227 CN200610032227 CN 200610032227 CN 200610032227 A CN200610032227 A CN 200610032227A CN 1923481 A CN1923481 A CN 1923481A
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Abstract
The invention relates to a bamboo fiber plate, which is made from bamboo fiber at 0.1-0.3mm wide while the length/diameter ratio is 200:1-500:1, to be alternated. Wherein, the bamboo fiber is adhered by melamine- formaldehyde-aquacare resin; it uses explosion method to product bamboo fiber, that cutting bamboo into sheets wide 2-3cm and long 5-7cm; emerging it in 0.5-1% sodium sulfite solution for 10-15h, adding water at 5-10% of total amount, increasing pressure to 101-8kg/cm<2 in 10-15mins, increasing temperature to 106-120Deg. C, keeping said temperature for 18-25min, discharging pressure and exploding into bamboo wires. And the method for producing bamboo fiber plate comprises that mixing the melamine- formaldehyde-aquacare resin with solidifier amchlor at 100:0.5-100:1.0, to be sprayed on bamboo wires; pressurizing it at 4.5-5.5 kg/cm<2, then keeping pressure 3.9N/mm<2 at 160-165Deg. C for 5-10min; and keeping pressure at 1.6N/mm< for 25-30mins, cooling. The invention has low energy consumption and wide application.
Description
Technical field: the preparation method that the present invention relates to a kind of bamboo fiber board material and preparation method thereof, particularly bamboo filament fibre board and bamboo silk, bamboo filament fibre board.
Background technology:
China is world bamboo distribution center producing region, and the bamboo grove area accounts for more than 1/5 of world's bamboo grove gross area, produces surplus the bamboo wood 500 ten thousand tons per year.Simultaneously, China is again the poor relatively countries of forest reserves, no matter from recent developments or therefrom, for a long time, the timber imbalance between supply and demand all is comparatively distinct issues, timber as raw material resources one to being regarded as the short-term material.Along with " wood substituted by bamboo " implementation, and constantly inject scientific and technological vigor, bamboo grove just is able to be applied in more wide field.At present, China has developed or the artificial bamboo board developed comprises: 5 major types such as bamboo plywood, bamboo cord wood, bamboo particle board and bamboo-wood plyboard, bamboo MDF.But their machining cell or for bamboo chip, bamboo are slightd, bamboo particle or wear into the bamboo powder.Artificial bamboo board is many to be used as structural material, seldom is used for finishing and furniture industry.
Development every year of China's upholstery is with about 20% speed increase, fiberboard and particieboard are the primary raw materials of producing furniture, and modern furniture all is the structure of pin-connected panel, and screw is absolutely necessary, particularly some novel combined material furniture, as furniture of steel and wood, glass wooden furniture, screw is indispensable especially, because the inadequate natural endowment of present MDF and particieboard is held the screw ability, particularly its to repeat to hold screw ability official post assembly unit intensity low, be not suitable for doing furniture.
Summary of the invention:
The objective of the invention is to overcome the hard to bear screw attachment that is subjected to of wood-base fibre and particle panel material material of prior art, repeat to hold the screw ability, thereby be not suitable for providing a kind of strong bamboo fiber plate of screw ability and preparation method thereof of holding as the defective of finishing with furniture.
Technical scheme of the present invention is the preparation method of bamboo filament fibre board and bamboo silk, bamboo filament fibre board, a kind of bamboo filament fibre board is a bamboo filament fibre hot-press gluing plate, it is by being that diameter is 0.1-0.3mm, draw ratio is 200: 1-500: 1 bamboo fiber silk intersects interspersed unordered stacked mutually, glueds joint through carbamide-urea resin between the bamboo fiber silk.
The preparation method of the bamboo silk that bamboo filament fibre board is used is to adopt blasting procedure to make the bamboo fiber silk, and technological process is:
(1) gets the raw materials ready: the raw material bamboo cutting is become wide 2-3cm, the bamboo chip of long 5-7cm;
(2) preliminary treatment: after the washing removal of impurities, is sodium sulfite solution immersion 10-15 hour of 0.5-1% with concentration with the bamboo chip of (1) gained;
(3) explosion throwing: the good bamboo chip of (2) preliminary treatment is put into pressurized tank, and adding cumulative volume is the water of 5%-10%, boosts to 10-18kg/cm in 10-15 minute
2, be warming up to 106 ℃-120 ℃ simultaneously, after heat-insulation pressure keeping 18-25 minute, open the relief valve pressure release, bamboo chip is disposed to outside the pressurized tank, expansion explosion well-thought-out plan silk;
(4) dry, separation:,, put in order then by different draw ratio combings, separation with the bamboo silk drying machine drying that (3) explosion makes.
The preparation method of bamboo filament fibre board is earlier the applying glue of bamboo silk to be handled, and is hot-forming then, it is characterized in that:
(1) get the raw materials ready: the diameter that adopts blasting procedure to make is 0.1mm-0.3mm, and draw ratio is 200: 1-500: 1 bamboo fiber silk;
(2) applying glue, drying: with moisture content is that the bamboo fiber silk by (1) gained of 32%-38% places in the applying glue case, with carbamide-uraform and curing agent ammonium chloride in 100: 0.5-100: after 1.0 ratio is in harmonious proportion, be sprayed on the bamboo fiber silk, resin added is by 10%, and the bamboo fiber silk after applying glue drying to moisture content again reaches 10%-12%;
(3) moulding, precompressed, hot pressing post processing: the bamboo fiber silk after (2) applying glue processing is placed laminator, apply precompression 4.5kg/cm
2-5.5kg/cm
2, squeeze time is 5-10 minute, then in temperature for then at 160 ℃-165 ℃, divide two sections hot pressing, execute hot pressing pressure 3.9N/mm earlier
2, the time is 5-10 minute; After execute hot pressing pressure 1.6N/mm
2, the time is 25-30 minute; Sheet material compression moulding is after cutting edge is carried out in cooling again, and sanding, veneer are handled.
Advantage of the present invention is:
1, it is strong to hold the screw ability, and plate property reaches timber medium density fibre board (MDF) standard.
Hold the screw ability, particularly repeat to hold the screw ability and surpassed MDF, other physical index has reached the MDF standard, and content of formaldehyde reaches the floor grade standard, can be applied to the furniture manufacturing fully.What be worth to propose especially is because the characteristic of bamboo wood, and the expansion rate of water absorption of bamboo filament plate only is 2%, and water resistance is better than wooden boards greatly.
2, manufacture process low energy consumption, of low pollution.
The characteristics of making the technology of bamboo filament fibre board are energy-conserving and environment-protective.Because technology, normal power consumption has only 100kwh/m
3About, and the defibrator flouring technology that MDF adopts, average current drain is 250-280kwh/m
2Simultaneously, production process produces waste gas, waste residue hardly, and the water for industrial use reusable edible, simultaneously, new technology can not cause any destruction to environment, is real green technology.
3, raw material is from inferior, little, firewood, assorted material, and utilization rate almost can reach 100%.And at present general bamboo processing enterprise is comparatively single for product, and the processing clout can not fully utilize, and utilization rate of bamboo only is 25%-45%, and every mao bamboon will produce 5 kilograms of waste materials.
4, product variety is abundant, of many uses.Can derive many kinds, multiduty sheet material according to the difference of the draw ratio of bamboo silk, sound-absorbing material, soft pad etc. can be widened the range of application of bamboo fiber board, improve added value of product.
5, utilize homemade particieboard and MDF equipment can satisfy production requirement fully, make the easier realization of industrialization of product.
6, because the bamboo wire broom height that new technology is produced, strong from binding ability, therefore resin added is significantly less than MDF and particieboard, can save the cost that gets off and be used in raising glue qualitatively, with regard to available environment-friendly type, water proof type glue, so bamboo filament fibre board is the extremely low environmentally friendly machine of content of formaldehyde.
Description of drawings:
Fig. 1 is the bamboo filament fibre board cross-sectional view.
The specific embodiment:
The present invention further specifies as follows in conjunction with specific embodiments referring to accompanying drawing: bamboo filament fibre board 3 is to be 0.1mm-0.3mm with the diameter that blasting procedure is made, and draw ratio is 200: 1-500: 1 bamboo fiber silk 1 is made raw material, through the sheet material of applying glue, hot-forming making.1 of bamboo fiber silk glueds joint via carbamide-urea resin 2.In the bamboo filament fibre board 3, bamboo fiber silk 1 intersects interspersed unordered stacked mutually, referring to accompanying drawing 1.Because the characteristic that has of machining cell bamboo silk, the section silk structure of bamboo filament fibre board has extremely strong winding ability, this structures shape it have the extremely strong screw ability of holding and repeat to hold the screw ability; And because the natural hydrophobicity of bamboo wood, bamboo silk suction back expansion rate is little, and the imbibition of bamboo filament fibre board is splendid, is better than wooden MDF.Bamboo filament fibre board be developed as that bamboo wood is applied to furniture, repairs profession has been opened up a new road.
The exploitation bamboo filament fibre board is for the level of industry that improves China's wood-based plate, and creating China's independent intellectual property right wood-based plate kind has significant meaning.
The technology of making bamboo filament fibre board is " blasting procedure+hot pressing ", promptly prepares unit bamboo silk and adopts blasting procedure, and plate forming adopts hot pressing.Its technological process is:
One, blasting procedure prepares the technological process of bamboo silk and is:
1, gets the raw materials ready: with wood chipping equipment bamboo cutting is become wide 2-3cm, the bamboo chip of long 5-7cm.
2, preliminary treatment: the bamboo chip raw material is after the washing removal of impurities, with the sodium sulfite solution of a small amount of 0.5-1% immersion 10-15 hour.
3, throwing: the bamboo chip of handling well is added pressurized tank, add the water of cumulative volume 5%-10% simultaneously.In 10-15 minute, boost to 10-18kg/cm
2, be warming up to 106-120 ℃.Heat-insulation pressure keeping 18-25 minute, open the valve pressure release.The bamboo silk can be chosen different pressure according to the purposes difference, temperature is carried out explosion.
4, dry, separation:, on carding machine, carry out combing, separation, arrangement then by different draw ratios with the bamboo silk roller drier drying that explosion makes.
Two, the technological process for preparing fiberboard with the bamboo silk is:
1, applying glue, dried again: the above-mentioned bamboo fiber silk of the about 32-38% of moisture content is placed the applying glue case, and with carbamide-uraform, ammonium chloride is in 100: 0.5-100: 1.0 ratio is sprayed on the fiber after being in harmonious proportion, and applying glue measures 10%.Again fiber is dried to moisture content 10%-12% again.
2, moulding, precompressed, hot pressing, post processing: preload pressure is at 4.5-5.5kg/cm
2, squeeze time 5-10 minute, two sections pressurizations were respectively adopted in hot pressing, execute hot pressing pressure 3.9N/mm earlier
2, 5-10 minute; After execute hot pressing pressure 1.6N/mm
2, 25-30 minute; Hot pressing temperature adopts 160 ℃ of-165 ℃ of compression mouldings, carries out post processings such as cutting edge, sanding, veneer after the cooling.According to the purposes difference, can choose different densities and suppress.
Since 2000, the output of China's wood-based plate is with the speed increment in every year average 20%.From 2930.18 ten thousand steres of 2001.66 ten thousand steres to 2002 in 2000 year, wherein fiberboard 767.42 ten thousand steres, particieboard 369.31 ten thousand steres.Wood-based plate total output the second in the world, wherein fiberboard output the first in the world.Bamboo filament fibre board will be based on upholstery after releasing market, provide a kind of unprecedented new material for the furniture manufacturer of China takes part in international competition, for the competition of furniture in the international market of China provides strong support, create green tax revenue and green
Claims (3)
1, a kind of bamboo filament fibre board, it is bamboo filament fibre hot-press gluing plate, it is characterized in that it is 0.1-0.3mm by diameter, draw ratio is 200: 1-500: 1 bamboo fiber silk intersects interspersed unordered stacked mutually, glueds joint through carbamide-urea resin between the bamboo fiber silk.
2, the preparation method of making the used bamboo fiber silk of the described bamboo filament fibre board of claim 1 is to adopt blasting procedure to make the bamboo fiber silk, it is characterized in that technological process is:
(1) gets the raw materials ready: the raw material bamboo cutting is become wide 2-3cm, the bamboo chip of long 5-7cm;
(2) preliminary treatment: after the washing removal of impurities, is sodium sulfite solution immersion 10-15 hour of 0.5-1% with concentration with the bamboo chip of (1) gained;
(3) explosion throwing: the good bamboo chip of (2) preliminary treatment is put into pressurized tank, and adding cumulative volume is the water of 5%-10%, boosts to 10-18kg/cm in 10-15 minute
2, be warming up to 106 ℃-120 ℃ simultaneously, after heat-insulation pressure keeping 18-25 minute, open the relief valve pressure release, bamboo chip is disposed to outside the pressurized tank, expansion explosion well-thought-out plan silk;
(4) dry, separation:,, put in order then by different draw ratio combings, separation with the bamboo silk drying machine drying that (3) explosion makes.
3, the preparation method of the described bamboo fiber plate of claim 1 is earlier the applying glue of bamboo silk to be handled, and is hot-forming then, it is characterized in that:
(1) get the raw materials ready: the diameter that adopts blasting procedure to make is 0.1mm-0.3mm, and draw ratio is 200-500: 1 bamboo fiber silk;
(2) applying glue, drying: with moisture content is that the bamboo fiber silk by (1) gained of 32%-38% places in the applying glue case, with carbamide-uraform and curing agent ammonium chloride in 100: 0.5-100: after 1.0 ratios are in harmonious proportion, be sprayed on the bamboo fiber silk, resin added is by 10%, and the bamboo fiber silk after applying glue drying to moisture content again reaches 10%-12%;
(3) moulding, precompressed, hot pressing post processing: the bamboo fiber silk after (2) applying glue processing is placed laminator, apply precompression 4.5kg/cm
2-5.5kg/cm
2, squeeze time is 5-10 minute, is 160 ℃-165 ℃ in temperature then, divides two sections hot pressing, executes hot pressing pressure 3.9N/mm earlier
2, the time is 5-10 minute; After execute hot pressing pressure 1.6N/mm
2, the time is 25-30 minute; Sheet material compression moulding is after cutting edge is carried out in cooling again, and sanding, veneer are handled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610032227 CN1923481A (en) | 2006-09-12 | 2006-09-12 | Bamboo filament fibre board and bamboo filament, method for making bamboo filament fibre board |
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|---|---|---|---|
| CN 200610032227 CN1923481A (en) | 2006-09-12 | 2006-09-12 | Bamboo filament fibre board and bamboo filament, method for making bamboo filament fibre board |
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| CN1923481A true CN1923481A (en) | 2007-03-07 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934545A (en) * | 2010-08-05 | 2011-01-05 | 宁波竹源新材料科技有限公司 | Method for manufacturing bamboo fibers |
| CN101402256B (en) * | 2008-09-05 | 2012-08-15 | 中国船舶重工集团公司第七二五研究所 | Compression moulding forming method with wet-process for wave-suction composite material |
| CN105566930A (en) * | 2016-01-15 | 2016-05-11 | 福建世竹新材料股份有限公司 | Extracted bamboo fiber composite material |
| CN111873113A (en) * | 2020-08-06 | 2020-11-03 | 福建华宇集团有限公司 | One-step forming double-color floor and processing technology thereof |
| CN112020412A (en) * | 2018-04-24 | 2020-12-01 | 宜家供应有限公司 | Fiberboard and method of forming fiberboard |
| CN113352409A (en) * | 2021-07-14 | 2021-09-07 | 湖南阳明竹咏科技有限公司 | High-strength combined bamboo board and manufacturing method thereof |
-
2006
- 2006-09-12 CN CN 200610032227 patent/CN1923481A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101402256B (en) * | 2008-09-05 | 2012-08-15 | 中国船舶重工集团公司第七二五研究所 | Compression moulding forming method with wet-process for wave-suction composite material |
| CN101934545A (en) * | 2010-08-05 | 2011-01-05 | 宁波竹源新材料科技有限公司 | Method for manufacturing bamboo fibers |
| CN101934545B (en) * | 2010-08-05 | 2013-07-17 | 宁波竹源新材料科技有限公司 | Method for manufacturing bamboo fibers |
| CN105566930A (en) * | 2016-01-15 | 2016-05-11 | 福建世竹新材料股份有限公司 | Extracted bamboo fiber composite material |
| CN105566930B (en) * | 2016-01-15 | 2017-05-03 | 福建世竹新材料股份有限公司 | Extracted bamboo fiber composite material |
| CN112020412A (en) * | 2018-04-24 | 2020-12-01 | 宜家供应有限公司 | Fiberboard and method of forming fiberboard |
| CN112020412B (en) * | 2018-04-24 | 2022-10-28 | 宜家供应有限公司 | Fiberboard and method of forming fiberboard |
| CN111873113A (en) * | 2020-08-06 | 2020-11-03 | 福建华宇集团有限公司 | One-step forming double-color floor and processing technology thereof |
| CN113352409A (en) * | 2021-07-14 | 2021-09-07 | 湖南阳明竹咏科技有限公司 | High-strength combined bamboo board and manufacturing method thereof |
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