CN103566889A - Lignin modified activated carbon adsorbent, and preparation method thereof - Google Patents

Lignin modified activated carbon adsorbent, and preparation method thereof Download PDF

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Publication number
CN103566889A
CN103566889A CN201310442065.7A CN201310442065A CN103566889A CN 103566889 A CN103566889 A CN 103566889A CN 201310442065 A CN201310442065 A CN 201310442065A CN 103566889 A CN103566889 A CN 103566889A
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China
Prior art keywords
parts
activated carbon
lignin
powder
diatomite
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Pending
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CN201310442065.7A
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Chinese (zh)
Inventor
陈登宇
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BENGBU HUAFANG FILTER Co Ltd
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BENGBU HUAFANG FILTER Co Ltd
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Priority to CN201310442065.7A priority Critical patent/CN103566889A/en
Publication of CN103566889A publication Critical patent/CN103566889A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a lignin modified activated carbon adsorbent which is prepared from the following raw materials in parts by weight: 20-25 parts of rice husk, 20-25 parts of bamboo charcoal, 6-9 parts of potassium chloride, 2-3 parts of cerium oxide, 0.5-1 part of ammonium persulfate, 6-9 parts of powdered pumice, 8-10 parts of diatomite powder, 100-120 parts of activated carbon powder, 10-13 parts of attapulgite, 3-5 parts of magnesium nitride, 10-14 parts of lignin, 4-5 parts of modified diatomite and a suitable amount of water. By virtue of high-temperature carbonization of the rice husk, a thin pore structure can be easily formed, and activated carbon with more-developed pores and better adsorptive property can be prepared; by use of powdered pumice, the pores of the activated carbon can be increased; by use of the diatomite powder and attapulgite, antibacterial property, deodorization, moisture absorption, mould prevention as well as catalytic decomposition of organics can be realized; by use of the lignin, the cohesive force is improved, so the lignin modified activated carbon adsorbent is less in possibility of being disintegrated, and is safe and environment-friendly. The lignin modified activated carbon adsorbent disclosed by the invention is suitable for dust desorption.

Description

A kind of lignin modification acticarbon and preparation method thereof
Technical field
The present invention relates to a kind of modified function Material Field, relate in particular to a kind of lignin modification acticarbon and preparation method thereof.
Background technology
Remove at present toxin and often use adsorbent, mainly contain silica gel, activated alumina, active carbon, molecular sieve etc., also have in addition for certain compositional selecting absorption and the sorbing material of development.But the most adsorption capacity of these adsorbents is limited, need to study different adsorbents for different requirements, bring into play best effect.Meanwhile, find new raw material, to strengthen adsorption effect, cost-saving.
Summary of the invention
The object of the present invention is to provide a kind of lignin modification acticarbon and preparation method thereof.
Technical scheme of the present invention is as follows:
An acticarbon, is characterized in that being made by the raw material of following weight portion: rice husk 20-25, bamboo charcoal 20-25, potassium chloride 6-9, cerium oxide 2-3, ammonium persulfate 0.5-1, ground pumice 6-9, diatomite in powder 8-10, activated carbon powder 100-120, attapulgite 10-13, magnesium nitride 3-5, lignin 10-14, modification infusorial earth 4-5, water are appropriate;
Described modification infusorial earth is made by the raw material of following weight portion: diatomite 150-160, bamboo charcoal 30-35, nano-sized carbon 1-2, coix seed oil 2-3, ascorbic acid 1-2, citric acid 2-3, nano titanium oxide 1-2, Radix Notoginseng powder 2-3; Preparation method puts into calcining furnace by diatomite to calcine 3-4 hour at 540-560 ℃, takes out, and the hydrochloric acid solution of putting into 12-15% soaks 4-5 hour, filter and take out, use clear water cyclic washing, dry, be added to the water, simultaneously, add nano-sized carbon, ascorbic acid, bamboo charcoal, grind and obtain slurry, spraying is dry, other residual components is mixed with dried powder, and grinding distribution evenly and get final product.
The preparation method of described lignin modification acticarbon, it is characterized in that comprising the following steps: attapulgite is pulverized, send in retort together with rice husk, ground pumice, diatomite in powder, at 600-700 ℃, 2-3 hour is processed in charing, take out, add furnishing mud shape in suitable quantity of water together with bamboo charcoal, potassium chloride, cerium oxide, ammonium persulfate, activated carbon powder, magnesium nitride, lignin, be heated to 75-85 ℃, grind 2-3 hour to obtain 200-300 order slurry, it is neutral with clear water, washing to pH value, dries; Mix and be uniformly dispersed and get final product with other surplus stocks.
Beneficial effect of the present invention
The present invention uses rice husk easily to form thin pore structure through high temperature carbonization, can produce that hole is more flourishing, the better active carbon of absorption property; By using ground pumice, more increased the hole of active carbon; By use diatomite in powder, attapulgite can antibacterial and deodouring, moisture absorption, mildew-resistant, can also catalytic decomposition organic matter; By using lignin, increased cohesive force, easy disintegrating not, safety and environmental protection; The present invention is applicable to dust and removes.
The specific embodiment
An acticarbon, by following weight portion (kilogram) raw material make: rice husk 23, bamboo charcoal 23, potassium chloride 8, cerium oxide 2, ammonium persulfate 0.8, ground pumice 8, diatomite in powder 9, activated carbon powder 110, attapulgite 12, magnesium nitride 4, lignin 13, modification infusorial earth 4, water are appropriate;
Described modification infusorial earth by following weight portion (kilogram) raw material make: diatomite 156, bamboo charcoal 34, nano-sized carbon 1.5, coix seed oil 2.5, ascorbic acid 1.5, citric acid 2.5, nano titanium oxide 1.5, Radix Notoginseng powder 2.5; Preparation method puts into calcining furnace by diatomite at 550 ℃, to calcine 3.5 hours, takes out, and puts into 14% hydrochloric acid solution and soaks 4.5 hours, filter and take out, use clear water cyclic washing, dry, be added to the water, simultaneously, add nano-sized carbon, ascorbic acid, bamboo charcoal, grind and obtain slurry, spraying is dry, other residual components is mixed with dried powder, and grinding distribution evenly and get final product.
The preparation method of described lignin modification acticarbon, comprise the following steps: attapulgite is pulverized, send in retort together with rice husk, ground pumice, diatomite in powder, at 660 ℃, charing is processed 3 hours, takes out, and adds furnishing mud shape in suitable quantity of water together with bamboo charcoal, potassium chloride, cerium oxide, ammonium persulfate, activated carbon powder, magnesium nitride, lignin, be heated to 80 ℃, grind 3 hours to obtain 300 order slurries, it is neutral with clear water, washing to pH value, dries; Mix and be uniformly dispersed and get final product with other surplus stocks.
After measured, its iodine number 1578mg/g, methylene blue adsorption value 27.5mL/0.1g.

Claims (2)

1. a lignin modification acticarbon, is characterized in that being made by the raw material of following weight portion: rice husk 20-25, bamboo charcoal 20-25, potassium chloride 6-9, cerium oxide 2-3, ammonium persulfate 0.5-1, ground pumice 6-9, diatomite in powder 8-10, activated carbon powder 100-120, attapulgite 10-13, magnesium nitride 3-5, lignin 10-14, modification infusorial earth 4-5, water are appropriate;
Described modification infusorial earth is made by the raw material of following weight portion: diatomite 150-160, bamboo charcoal 30-35, nano-sized carbon 1-2, coix seed oil 2-3, ascorbic acid 1-2, citric acid 2-3, nano titanium oxide 1-2, Radix Notoginseng powder 2-3; Preparation method puts into calcining furnace by diatomite to calcine 3-4 hour at 540-560 ℃, takes out, and the hydrochloric acid solution of putting into 12-15% soaks 4-5 hour, filter and take out, use clear water cyclic washing, dry, be added to the water, simultaneously, add nano-sized carbon, ascorbic acid, bamboo charcoal, grind and obtain slurry, spraying is dry, other residual components is mixed with dried powder, and grinding distribution evenly and get final product.
2. the preparation method of lignin modification acticarbon according to claim 1, it is characterized in that comprising the following steps: attapulgite is pulverized, send in retort together with rice husk, ground pumice, diatomite in powder, at 600-700 ℃, 2-3 hour is processed in charing, take out, add furnishing mud shape in suitable quantity of water together with bamboo charcoal, potassium chloride, cerium oxide, ammonium persulfate, activated carbon powder, magnesium nitride, lignin, be heated to 75-85 ℃, grind 2-3 hour to obtain 200-300 order slurry, it is neutral with clear water, washing to pH value, dries; Mix and be uniformly dispersed and get final product with other surplus stocks.
CN201310442065.7A 2013-09-26 2013-09-26 Lignin modified activated carbon adsorbent, and preparation method thereof Pending CN103566889A (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104030612A (en) * 2014-06-16 2014-09-10 闽江学院 High-bonding-strength and antibacterial diatom mud building decoration material and preparation method thereof
CN104907040A (en) * 2015-05-21 2015-09-16 安徽凤凰滤清器股份有限公司 Rare-earth element added volcanic rock adsorbent
CN104945174A (en) * 2015-07-27 2015-09-30 蒋文兰 Method for producing pumice carbonized nutrient soil
CN107321323A (en) * 2017-09-04 2017-11-07 四川建筑职业技术学院 A kind of sorbing material and preparation method thereof
CN108993404A (en) * 2018-09-17 2018-12-14 明光市飞洲新材料有限公司 A kind of adsorbent for building and preparation method thereof with antibiosis and deodorization effects

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007237097A (en) * 2006-03-09 2007-09-20 Osaka Prefecture Magnetic adsorbent and waste water treating technique using it
CN101053821A (en) * 2007-02-02 2007-10-17 华南理工大学 Organic component supported charcoal chelating adsorbent and its preparation method and application
CN102527337A (en) * 2012-03-08 2012-07-04 天津市嘉腾环保设备有限公司 Compound adsorbent grain and production method thereof
CN102872802A (en) * 2012-10-10 2013-01-16 上海理工大学 Modified activated carbon material and preparing method thereof
CN103272566A (en) * 2013-05-06 2013-09-04 重庆三峡学院 Method for preparing ammonia nitrogen adsorbent by using banana peel and application of ammonia nitrogen adsorbent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007237097A (en) * 2006-03-09 2007-09-20 Osaka Prefecture Magnetic adsorbent and waste water treating technique using it
CN101053821A (en) * 2007-02-02 2007-10-17 华南理工大学 Organic component supported charcoal chelating adsorbent and its preparation method and application
CN102527337A (en) * 2012-03-08 2012-07-04 天津市嘉腾环保设备有限公司 Compound adsorbent grain and production method thereof
CN102872802A (en) * 2012-10-10 2013-01-16 上海理工大学 Modified activated carbon material and preparing method thereof
CN103272566A (en) * 2013-05-06 2013-09-04 重庆三峡学院 Method for preparing ammonia nitrogen adsorbent by using banana peel and application of ammonia nitrogen adsorbent

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104030612A (en) * 2014-06-16 2014-09-10 闽江学院 High-bonding-strength and antibacterial diatom mud building decoration material and preparation method thereof
CN104030612B (en) * 2014-06-16 2016-04-27 闽江学院 The diatom ooze building and ornament materials of high bond strength and biocidal property
CN104907040A (en) * 2015-05-21 2015-09-16 安徽凤凰滤清器股份有限公司 Rare-earth element added volcanic rock adsorbent
CN104945174A (en) * 2015-07-27 2015-09-30 蒋文兰 Method for producing pumice carbonized nutrient soil
CN107321323A (en) * 2017-09-04 2017-11-07 四川建筑职业技术学院 A kind of sorbing material and preparation method thereof
CN108993404A (en) * 2018-09-17 2018-12-14 明光市飞洲新材料有限公司 A kind of adsorbent for building and preparation method thereof with antibiosis and deodorization effects

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