CN104437367A - Cost-effective activated carbon filter material with reasonable pore size distribution and preparation method thereof - Google Patents

Cost-effective activated carbon filter material with reasonable pore size distribution and preparation method thereof Download PDF

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Publication number
CN104437367A
CN104437367A CN201410639857.8A CN201410639857A CN104437367A CN 104437367 A CN104437367 A CN 104437367A CN 201410639857 A CN201410639857 A CN 201410639857A CN 104437367 A CN104437367 A CN 104437367A
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parts
powder
activated carbon
cost
filter material
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CN201410639857.8A
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CN104437367B (en
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孙夕雨
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Shanxi Xinhui Activated Carbon Co ltd
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BENGBU DEMO FILTRATION TECHNOLOGY Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1216—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The invention discloses a cost-effective activated carbon filter material with reasonable pore size distribution. The activated carbon filter material is characterized by being prepared from the following raw materials in part by weight:135-145 parts of wooden activated carbon, 30-40 parts of cottonseed hull, 20-25 parts of waste woody plant, 15-18 parts of bamboo charcoal powder, 2-3 parts of potassium hydroxide, 4-6 parts of bauxite, 18-23 parts of waste Radix Puerariae residue, 3-5 parts of microcrystalline cellulose, 3-5 parts of liquid silicone rubber, 1-2 parts of sulfur powder, 9-12 parts of silicon dioxide, 4-6 parts of adsorption assistant and appropriate amount of water. According to the cost-effective activated carbon filter material, the waste woody plant, the waste Radix Puerariae residue, the bauxite, the potassium hydroxide, the adsorption assistant and the like are adopted for modifying the activated carbon, so that the reaction activity of the activated carbon is improved, the adsorption efficiency is improved, and the prepared filter material has reasonable pore size distribution and is durable in use; waste utilization is realized in the production, the cost is saved and the environment is protected; and the cost-effective activated carbon filter material is suitable for matching with a porous base material or a non-woven fabric to be prepared into air purification equipment such as an air conditioner filtering screen.

Description

Rational carbon leaching material of a kind of cost-saving pore-size distribution and preparation method thereof
Technical field
The present invention relates to a kind of filtering material and preparation method thereof, particularly rational carbon leaching material of a kind of cost-saving pore-size distribution and preparation method thereof.
Background technology
Active carbon with high specific surface area has loose structure, can adsorb various organic matter and inorganic matter, and having the advantages that adsorption capacity is large, adsorption rate is fast, is a kind of high-efficiency adsorbent of high-quality, is widely used in the every field such as food industry, chemical industry and environmental protection.
The agriculture and forestry organic waste material that China produces every year about has 6.5 hundred million to 7 hundred million tons, the farm-forestry crop that wherein major part is discarded directly burns or throws aside for a long time in natural environment, reasonably utilize and process if do not added, not only cause the significant wastage of resource, and have a strong impact on atmospheric environment.Containing macromolecular polysaccharides such as cellulose, hemicellulose and lignins in Woody plant branch, there is potential using value, and timber is loose porous, especially can forms fine and closely woven hole after high temperature cabonization, have suction-operated, the modification participating in active carbon is significant.
Summary of the invention
The object of this invention is to provide rational carbon leaching material of a kind of cost-saving pore-size distribution and preparation method thereof.
In order to realize object of the present invention, the present invention is by following scheme implementation:
The rational carbon leaching material of cost-saving pore-size distribution, is made up of the raw material of following weight portion: wood activated charcoal 135-145, cotton seed hulls 30-40, waste wood plant 20-25, bamboo charcoal powder 15-18, potassium hydroxide 2-3, bauxite 4-6, radix puerariae waste residue 18-23, microcrystalline cellulose 3-5, liquid silica gel 3-5, Cosan 1-2, silica 9-12, adsorption aid 4-6, water are appropriate;
Described adsorption aid is made up of the raw material of following weight portion: rice husk 9-12, tea seed episperm 8-11, silica 1 2-14, activated alumina 6-8, bamboo fibre 1-2, pulverizing monkey grass 2-3, ironic citrate 1-2, peach gum powder 2-3; Preparation method is by rice husk, tea seed episperm dry 1-1.5 hour under 100 DEG C of-120 DEG C of conditions, be ground into 40-60 order powder, then add suitable quantity of water to stir with all the other residual components except bamboo fibre, peach gum powder, form purees, then the retort putting into 400 DEG C-500 DEG C carbonizes 2-3 hour, be ground into 80-100 order powder after taking out cooling, add bamboo fibre, peach gum powder and pure water grinding 1-2 hour, last spraying dry and get final product.
The rational carbon leaching material of a kind of cost-saving pore-size distribution of the present invention, be made up of following concrete steps:
(1) cotton seed hulls, waste wood plant, radix puerariae waste residue are dried 1-1.5 hour under the condition of 90 DEG C-110 DEG C, be ground into 60-80 order mixed-powder stand-by;
(2) appropriate water is added by bamboo charcoal powder, bauxite, silica, slurry is made in continuous stirring, then after mixing with mixed-powder, add all the other residual components except wood activated charcoal, Cosan, adsorption aid, be heated to 40 DEG C-60 DEG C, insulation also constantly stirs 1.5-2 hour, obtains mixed slurry stand-by;
(3) wood activated charcoal pulverizing is mixed with mixed slurry, be placed in Muffle furnace at 350 DEG C ~ 450 DEG C, activate 65 ~ 90 minutes, be ground into 100-120 order powder after cooling, mix with Cosan, adsorption aid and obtain filtering material.
The invention has the beneficial effects as follows: present invention uses waste wood plant, radix puerariae waste residue, bauxite, potassium hydroxide, adsorption aid etc. and modification is carried out to active carbon, add the reactivity of active carbon, improve adsorption efficiency, make the filtrate pore-size distribution made reasonable, durable; Accomplished twice laid in production, cost-saving, protection of the environment, the present invention is applicable to coordinating with porous substrate or non-woven fabrics air cleaning facilities such as making air-conditioning filter net.
Specific embodiments
Below by instantiation, the present invention is described in detail.
The rational carbon leaching material of cost-saving pore-size distribution, is made up of the raw material of following weight portion (kilogram): wood activated charcoal 135, cotton seed hulls 30, waste wood plant 20, bamboo charcoal powder 15, potassium hydroxide 2, bauxite 4, radix puerariae waste residue 18, microcrystalline cellulose 3, liquid silica gel 3, Cosan 1, silica 9, adsorption aid 4, water are appropriate;
Described adsorption aid is made up of the raw material of following weight portion (kilogram): rice husk 9, tea seed episperm 8, silica 12, activated alumina 6, bamboo fibre 1, pulverizing monkey grass 2, ironic citrate 1, peach gum powder 2; Preparation method is by rice husk, tea seed episperm dry 1-1.5 hour under 100 DEG C of-120 DEG C of conditions, be ground into 40-60 order powder, then add suitable quantity of water to stir with all the other residual components except bamboo fibre, peach gum powder, form purees, then the retort putting into 400 DEG C-500 DEG C carbonizes 2-3 hour, be ground into 80-100 order powder after taking out cooling, add bamboo fibre, peach gum powder and pure water grinding 1-2 hour, last spraying dry and get final product.
The rational carbon leaching material of a kind of cost-saving pore-size distribution of the present invention, be made up of following concrete steps:
(1) cotton seed hulls, waste wood plant, radix puerariae waste residue are dried 1-1.5 hour under the condition of 90 DEG C-110 DEG C, be ground into 60-80 order mixed-powder stand-by;
(2) appropriate water is added by bamboo charcoal powder, bauxite, silica, slurry is made in continuous stirring, then after mixing with mixed-powder, add all the other residual components except wood activated charcoal, Cosan, adsorption aid, be heated to 40 DEG C-60 DEG C, insulation also constantly stirs 1.5-2 hour, obtains mixed slurry stand-by;
(3) wood activated charcoal pulverizing is mixed with mixed slurry, be placed in Muffle furnace at 350 DEG C ~ 450 DEG C, activate 65 ~ 90 minutes, be ground into 100-120 order powder after cooling, mix with Cosan, adsorption aid and obtain filtering material.
Utilize the obtained filter screen of filtering material of the present invention to carry out performance test, important technological parameters is: the technical indicator of air purification processing equipment is: the dust granules minimum grain size scope 0.5-10 μm caught; Trapping micronic dust efficiency >=99%; Through the effect of 4 hours, concentration of formaldehyde declined 88.1%.

Claims (2)

1. the cost-saving rational carbon leaching material of pore-size distribution, it is characterized in that, be made up of the raw material of following weight portion: wood activated charcoal 135-145, cotton seed hulls 30-40, waste wood plant 20-25, bamboo charcoal powder 15-18, potassium hydroxide 2-3, bauxite 4-6, radix puerariae waste residue 18-23, microcrystalline cellulose 3-5, liquid silica gel 3-5, Cosan 1-2, silica 9-12, adsorption aid 4-6, water are appropriate;
Described adsorption aid is made up of the raw material of following weight portion: rice husk 9-12, tea seed episperm 8-11, silica 1 2-14, activated alumina 6-8, bamboo fibre 1-2, pulverizing monkey grass 2-3, ironic citrate 1-2, peach gum powder 2-3; Preparation method is by rice husk, tea seed episperm dry 1-1.5 hour under 100 DEG C of-120 DEG C of conditions, be ground into 40-60 order powder, then add suitable quantity of water to stir with all the other residual components except bamboo fibre, peach gum powder, form purees, then the retort putting into 400 DEG C-500 DEG C carbonizes 2-3 hour, be ground into 80-100 order powder after taking out cooling, add bamboo fibre, peach gum powder and pure water grinding 1-2 hour, last spraying dry and get final product.
2. the rational carbon leaching material of a kind of cost-saving pore-size distribution according to claim 1, is characterized in that, be made up of following concrete steps:
(1) cotton seed hulls, waste wood plant, radix puerariae waste residue are dried 1-1.5 hour under the condition of 90 DEG C-110 DEG C, be ground into 60-80 order mixed-powder stand-by;
(2) appropriate water is added by bamboo charcoal powder, bauxite, silica, slurry is made in continuous stirring, then after mixing with mixed-powder, add all the other residual components except wood activated charcoal, Cosan, adsorption aid, be heated to 40 DEG C-60 DEG C, insulation also constantly stirs 1.5-2 hour, obtains mixed slurry stand-by;
(3) wood activated charcoal pulverizing is mixed with mixed slurry, be placed in Muffle furnace at 350 DEG C ~ 450 DEG C, activate 65 ~ 90 minutes, be ground into 100-120 order powder after cooling, mix with Cosan, adsorption aid and obtain filtering material.
CN201410639857.8A 2014-11-13 2014-11-13 A kind of rational carbon leaching material of cost-effective pore-size distribution and preparation method thereof Active CN104437367B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104841367A (en) * 2015-04-29 2015-08-19 安徽天诚环保机械有限公司 Composite activated carbon filter material added with nutshell and horseradish and preparation method of filter material
CN104874231A (en) * 2015-04-29 2015-09-02 安徽天诚环保机械有限公司 Novel filtering material for air conditioner in sterilization and deodorization chamber and preparation method of material
CN104941577A (en) * 2015-04-22 2015-09-30 芜湖市鸿坤汽车零部件有限公司 Banana peel modified active carbon kieselguhr particles for desulphurization and dust removal and preparation method for banana peel modified active carbon kieselguhr particles
CN114263037A (en) * 2021-12-24 2022-04-01 仙桃市鼎业劳保用品有限公司 Mask capable of preventing PM2.5 activated carbon and preparation method thereof

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CN103495393A (en) * 2013-08-30 2014-01-08 蚌埠德美过滤技术有限公司 Oxygen-enriched modified charcoal adsorption desulfurization agent and its preparation method
CN103495382A (en) * 2013-08-30 2014-01-08 蚌埠德美过滤技术有限公司 Modified wheat bran activated carbon and its preparation method
CN103495388A (en) * 2013-08-30 2014-01-08 蚌埠德美过滤技术有限公司 Modified activated carbon for low-concentration flue gas desulphurization and its preparation method
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104941577A (en) * 2015-04-22 2015-09-30 芜湖市鸿坤汽车零部件有限公司 Banana peel modified active carbon kieselguhr particles for desulphurization and dust removal and preparation method for banana peel modified active carbon kieselguhr particles
CN104841367A (en) * 2015-04-29 2015-08-19 安徽天诚环保机械有限公司 Composite activated carbon filter material added with nutshell and horseradish and preparation method of filter material
CN104874231A (en) * 2015-04-29 2015-09-02 安徽天诚环保机械有限公司 Novel filtering material for air conditioner in sterilization and deodorization chamber and preparation method of material
CN114263037A (en) * 2021-12-24 2022-04-01 仙桃市鼎业劳保用品有限公司 Mask capable of preventing PM2.5 activated carbon and preparation method thereof

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Address after: Chongqing District of Banan city bridge 401344 Solitaire Town Street No. 11 6-8

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