CN104401163B - A kind of charcoal based on discarded bamboo wood carves the production method of product - Google Patents
A kind of charcoal based on discarded bamboo wood carves the production method of product Download PDFInfo
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- CN104401163B CN104401163B CN201410652276.8A CN201410652276A CN104401163B CN 104401163 B CN104401163 B CN 104401163B CN 201410652276 A CN201410652276 A CN 201410652276A CN 104401163 B CN104401163 B CN 104401163B
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
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Abstract
The invention discloses a kind of method for carving product using discarded bamboo wood production charcoal, the preparation of its activated carbon from bamboo is using activation of potassium hydroxide method；, up to 2000mg/g, specific surface area is up to 2600m for the bamboo absorbent charcoal powder iodine sorption value2/ g, is 2～3 times of normal activated carbon, is that the performance for improving charcoal carving product has established good basis, and takes full advantage of bamboo timber resource；It is that main body combines a small amount of anion powder with which, the harmful substance that be able to cannot be adsorbed with some activated carbons in purify air, using single carboxylic styrene butadiene latex as binding agent, while guaranteeing that molding needs, reduce the harmful substance of product itself to greatest extent, and to a certain degree improve the absorption property of product.
Description
Technical field
The present invention relates to a kind of method for carving product using discarded bamboo wood production charcoal.
Background technology
In charcoal carving product utilization activated carbon adsorption gas phase, the ability of various materials, reaches indoor air purification (mainly first
The removal of aldehyde, benzene etc.) purpose；Activated carbon block is processed into the various formative technology product for giving aesthetic feeling simultaneously, beautifies room ring
Border.
Used as a kind of workmanship, the major defect of existing product is, is limited by existing activated carbon adsorption performance,
Existing product is only capable of the purification for playing partial extent to room air, to the absorption of harmful substance and not comprehensive enough.Working as
Under the social background of modern Sources of Pollution increasingly complex, it is difficult to meet requirement of the people to environmental protection product.
In recent years, various countries are continuously increased to the attention degree of environmental conservation, and global wood supply is gradually lowered, the conjunction of bamboo resource
Using being increasingly taken seriously with exploitation, bamboo product is becoming one of important consumer goodss of developed countries and regions to reason.Bamboo produces
Become already the pillar industry of local economy social development, become the main source of hill farmer income.But bamboo wood is more
For making bamboo chopsticks, summer sleeping bamboo mat, bamboo furniture, bamboo flooring, bamboo charcoal bamboo fibre etc., the waste material and corner being difficult by a large number can be produced
Material, reduces its utilization rate.
Content of the invention
In order to solve above-mentioned drawback, the technical problem to be solved is to provide a kind of using discarded bamboo wood production
The method that charcoal carves product, to improve the utilization rate of bamboo wood, and strengthens the air-filtering ability that charcoal carves product.In order to solve above-mentioned skill
Art problem, the technical solution used in the present invention are that the method that bamboo wood production charcoal carves product is discarded in a kind of utilization, it is characterised in that
Comprise the steps,
The first step：The preparation of activated carbon from bamboo：
1. discarded bamboo wood sorted, be processed into stock of the length less than 5 centimetres, loading retort carries out carbonization, is warming up to
900 DEG C of carbonization times 28～32 hours, obtain bamboo charcoal；
2. bamboo charcoal cleans ash disposal, dries, be broken for 1～2 millimeter of bamboo charcoal particle, according to potassium hydroxide at 110 DEG C：Bamboo charcoal
Granule=7：2 weight ratio, potassium hydroxide pellet is mixed with bamboo charcoal particle, adds water to KOH dissolvings, and mixed material is after drying
Under nitrogen protection, 800 DEG C are warming up to, after being kept for 55 minutes, room temperature is cooled to, are washed with the hydrochloric acid solution of 0.1mol/L, then
Neutrality is washed till through hot water；18～35 mesh are crushed to after drying materials, obtain bamboo absorbent charcoal powder；
Second step：The preparation of activated carbon carving：
By weight, bamboo absorbent charcoal powder：Carboxylic styrene butadiene latex：Anion powder：Water=30:22:2:11, it is placed in container
It is sufficiently stirred for more than 30 minutes, gains are placed in mould, hydraulic press applies 40～50 tons/m2Pressure, pressure at least continues 2
Minute, molding carbon block is obtained, is toasted 24 hours subsequently into 50～80 DEG C of calorstats, then temperature is warming up to 120～160 DEG C, protected
Hold 18 hours, carry out polishing after taking-up, polish, obtain final product activated carbon carving.
The anion powder is a kind of composite ore of the principle for producing anion using nature, synthetic or proportioning
Thing, typically all tourmaline powder add lanthanide series or rare earth element, or radioelement；Also there are other formula, such as:Calcium powder
(silica flour) plus lanthanide series or rare earth element, or radioelement. but country prohibites interpolation radioelement.With
" anion powder " can be buied in market for trade name.
The beneficial effects of the present invention is, up to 2000mg/g, specific surface area can for the bamboo absorbent charcoal powder iodine sorption value
Reach 2600m2/ g, is 2～3 times of normal activated carbon, is that the performance for improving charcoal carving product has established good basis, and makes full use of
Bamboo timber resource；It is that main body combines a small amount of anion powder with which, the mesh number of anion powder granule is born between 1500～4000 mesh
The harmful substance that ion powder be able to cannot be adsorbed with some activated carbons in purify air, anion powder is produced, the anion of release
Move in " Z " font in atmosphere, conveying negative charge gives the zest gas such as antibacterial, dust, smoke particles and benzene, formaldehyde, ketone, ammonia
Body molecule etc., electric charge and this this particle phase is combined to be polymerized to ball and sinks, and so as to reach the purpose of purify air, its detergent power is also
The illuminating colour that may do not coated by its surface is restricted；Using single carboxylic styrene butadiene latex as binding agent, it is ensured that molding
While needs, reduce the harmful substance of product itself to greatest extent, and to a certain degree improve the absorption property of product.
Below in conjunction with specific embodiment, the invention will be further described.
Specific embodiment
The method that product is carved using discarded bamboo wood production charcoal, comprises the steps,
The first step：The preparation of activated carbon from bamboo：
1. discarded bamboo wood sorted, be processed into stock of the length less than 5 centimetres, loading retort carries out carbonization, is warming up to
900 DEG C of carbonization times 28～32 hours, obtain bamboo charcoal；
2. bamboo charcoal cleans ash disposal, dries, be broken for 1～2 millimeter of bamboo charcoal particle, according to potassium hydroxide at 110 DEG C：Bamboo charcoal
Granule=7：2 weight ratio, potassium hydroxide pellet is mixed with bamboo charcoal particle, adds water to potassium hydroxide dissolving, and mixed material is passed through
After drying under nitrogen protection, 800 DEG C are warming up to, after being kept for 55 minutes, room temperature are cooled to, are washed with the hydrochloric acid solution of 0.1mol/L
Wash, then neutrality is washed till through hot water；18～35 mesh are crushed to after drying materials, obtain bamboo absorbent charcoal powder；Wherein potassium hydroxide is
Commercially available analysis is pure.
BET specific surface tester (model of the gained bamboo absorbent charcoal powder sample using Beijing Jin Aipu Science and Technology Ltd.s
2400) F-Sorb detect, the meansigma methodss for taking repeated detection are result, its specific surface area 2638m2/g；Try according to wood activated charcoal
The measure GB T 12496.8-1999 detections of proved recipe method iodine sorption value, its iodine sorption value is 2049mg/g.
Second step：The preparation of activated carbon carving：
By weight, bamboo absorbent charcoal powder：Carboxylic styrene butadiene latex：Anion powder：Water=30:22:2:11, it is placed in container
It is sufficiently stirred for more than 30 minutes, gains are placed in mould, hydraulic press applies 40～50 tons/m2Pressure, pressure at least continues 2
Minute, molding carbon block is obtained, is toasted 24 hours subsequently into 50～80 DEG C of calorstats, then temperature is warming up to 200～220 DEG C, protected
Hold 18 hours, carry out polishing after taking-up, polish, obtain final product activated carbon carving.
Foundation《Indoor Air Quality standards》GB/TI8883 1《Disinfection technology standard》2002 editions 2.1.3.4 are to institute
Obtaining activated carbon carving product has carried out field experimentation detection：
1. method and steps：One 20m is set3Simulated field air laboratory, take 0.3ml analyze pure formalin in
In 90mm evaporating dishs, open electric fan by its between experiment and control between central full and uniform volatilization, treat formalin volatilize with
Concentration of formaldehyde, temperature, relative humidity, air pressure, wind speed in determination experiment room air afterwards.Take 260 * of active carbon artware of the present invention
20 circular goods of furniture for display rather than for uses are positioned at the high 0.8m of laboratory, concentration of formaldehyde, temperature, phase in lh, 12h determination experiment room air
To humidity, air pressure, wind speed.
2. environmental condition：Temperature 27.4-28.3 DEG C, relative humidity：63.1-67.2%, air pressure 100.5kpa.
3. result see the table below：
| Time | Formaldehyde in air (mg/m3) | Degradation Formaldehyde rate (%) |
| 0h | 0.41 | — |
| 1h | 0.23 | 43.9 |
| 12h | 0.07 | 82.9 |
Field experimentation result shows that the active carbon artware of the present invention has higher Degradation Formaldehyde rate.
The above-mentioned implementation of present invention description is merely to clearly illustrate technical scheme, and be not understood that
It is to make any restriction to the present invention.The present invention there is known multiple replacements or deformation in the art, without departing from
On the premise of essential meaning of the present invention, protection scope of the present invention is each fallen within.
Claims (1)
1. the method that a kind of discarded bamboo wood production charcoal of utilization carves product, it is characterised in that comprise the steps,
The first step：The preparation of activated carbon from bamboo：
1. discarded bamboo wood sorted, be processed into stock of the length less than 5 centimetres, loading retort carries out carbonization, is warming up to 900 DEG C
Carbonization time 28～32 hours, obtains bamboo charcoal；
2. bamboo charcoal cleans ash disposal, dries, be broken for 1～2 millimeter of bamboo charcoal particle, according to potassium hydroxide at 110 DEG C：Bamboo charcoal particle
=7：2 weight ratio, potassium hydroxide pellet is mixed with bamboo charcoal particle, adds water to KOH dissolvings, and mixed material is after drying in nitrogen
Under gas shielded, 800 DEG C are warming up to, after being kept for 55 minutes, are cooled to room temperature, washed with the hydrochloric acid solution of 0.1mol/L, then through heat
It is washed to neutrality；18～35 mesh are crushed to after drying materials, obtain bamboo absorbent charcoal powder；
Second step：The preparation of activated carbon carving：
By weight, bamboo absorbent charcoal powder：Carboxylic styrene butadiene latex：Anion powder：Water=30:22:2:11, it is placed in container fully
Stirring more than 30 minutes, gains are placed in mould, and hydraulic press applies 40～50 tons/m2Pressure, pressure at least continues 2 points
Clock, obtains molding carbon block, toasts 24 hours subsequently into 50～80 DEG C of calorstats, then temperature is warming up to 120～160 DEG C, keeps
18 hours, carry out polishing after taking-up, polish, obtain final product activated carbon carving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410652276.8A CN104401163B (en) | 2014-11-17 | 2014-11-17 | A kind of charcoal based on discarded bamboo wood carves the production method of product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410652276.8A CN104401163B (en) | 2014-11-17 | 2014-11-17 | A kind of charcoal based on discarded bamboo wood carves the production method of product |
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| CN104401163A CN104401163A (en) | 2015-03-11 |
| CN104401163B true CN104401163B (en) | 2017-03-15 |
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| CN201410652276.8A Expired - Fee Related CN104401163B (en) | 2014-11-17 | 2014-11-17 | A kind of charcoal based on discarded bamboo wood carves the production method of product |
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| CN105667187B (en) * | 2016-03-30 | 2018-11-02 | 南昌印钞有限公司 | It is crushed after a kind of useless paper money drying and the processing method of briquetting engraving filling |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101585284A (en) * | 2009-06-18 | 2009-11-25 | 广东省南雄市宇辰竹艺香品有限公司 | Charcoal carving and preparation method thereof |
| JP2011016693A (en) * | 2009-07-10 | 2011-01-27 | Univ Of Miyazaki | Method for producing composite activated carbon based on biomass waste and methane gas storage material using the same |
| CN102259855A (en) * | 2010-05-31 | 2011-11-30 | 国家***竹子研究开发中心 | Production method of environmentally-friendly super activated bamboo charcoal |
| KR101355490B1 (en) * | 2013-07-19 | 2014-01-29 | 주식회사 흙사랑 | Manufacturing method of activated carbon molded articles |
| CN104057758A (en) * | 2014-06-17 | 2014-09-24 | 长沙怡家环保工艺品有限公司 | Production method of three-dimensional activated carbon carving product |
-
2014
- 2014-11-17 CN CN201410652276.8A patent/CN104401163B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101585284A (en) * | 2009-06-18 | 2009-11-25 | 广东省南雄市宇辰竹艺香品有限公司 | Charcoal carving and preparation method thereof |
| JP2011016693A (en) * | 2009-07-10 | 2011-01-27 | Univ Of Miyazaki | Method for producing composite activated carbon based on biomass waste and methane gas storage material using the same |
| CN102259855A (en) * | 2010-05-31 | 2011-11-30 | 国家***竹子研究开发中心 | Production method of environmentally-friendly super activated bamboo charcoal |
| KR101355490B1 (en) * | 2013-07-19 | 2014-01-29 | 주식회사 흙사랑 | Manufacturing method of activated carbon molded articles |
| CN104057758A (en) * | 2014-06-17 | 2014-09-24 | 长沙怡家环保工艺品有限公司 | Production method of three-dimensional activated carbon carving product |
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