CN105749856A - Adsorbing material capable of effectively removing formaldehyde from air - Google Patents
Adsorbing material capable of effectively removing formaldehyde from air Download PDFInfo
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- CN105749856A CN105749856A CN201610180974.1A CN201610180974A CN105749856A CN 105749856 A CN105749856 A CN 105749856A CN 201610180974 A CN201610180974 A CN 201610180974A CN 105749856 A CN105749856 A CN 105749856A
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- formaldehyde
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- titanium dioxide
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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
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/42—Materials comprising a mixture of inorganic materials
Abstract
The invention discloses an adsorbing material capable of effectively removing formaldehyde from air. The adsorbing material is prepared from components in parts by weight as follows: 40-60 parts of kaolin, 15-20 parts of limestone, 30-50 parts of red mud, 10-15 parts of pregelatinized starch, 2-4 parts of titanium dioxide and 3-6 parts of manganese dioxide. The adsorbing material is low in cost, environment-friendly, non-toxic, large in specific surface area, high in adsorption capacity and very good in adsorption effect, raw materials are wide in source, the preparation technology is simple, and the removal rate of formaldehyde is 98% or above.
Description
Technical field
The present invention relates to technical field of air purification, a kind of sorbing material that can effectively remove formaldehyde in air.
Background technology
Along with the raising of people's living standard, house fitting-up is more and more luxurious.The use of a large amount of decoration materials is being given
People bring convenience simultaneously, also result in the continuous deterioration of IAQ, and the harm of human body has become the focus of concern
Problem.Formaldehyde is one of major pollutants, and because pollution range is wide, the duration is long, and harmfulness is listed in greatly indoor primary pollution
Thing.Formaldehyde has strong impulse and sensitization, serious harm health, has intense stimulus to make human body skin and mucous membrane
With, eyesight and retina can be caused selectively to damage, Long Term Contact formaldehyde may occur in which nervous breakdowns such as being losing one's memory, drowsiness
Shape, the upper IARC (IARC) of " the carcinogenic publication " of 2004 discloses formaldehyde and causes human body several types of cancers, and
Formaldehyde is classified as carcinogenic substance, causes the very big concern of society.
The method of current adoptable removal formaldehyde has: absorption method, heat damage method, absorption process, photocatalytic method, photochemistry oxygen
Change method etc..Absorption method because advantage of lower cost, the advantage such as simple to operate and be most widely used.The most most widely used
General, effect most stable of indoor pollutant purification method is activated carbon physisorphtion, and first its adsorbed material contacts activity
Charcoal outer surface, then enters back in its macropore, mesopore and micropore, mutual by Van der Waals force between adsorption molecule and activated carbon
Attract, make adsorbate adsorb among activated carbon hole, reach clean-up effect.But due to the molecular weight of formaldehyde is low and polarity relatively
By force, it is difficult to by activated carbon physical removal, the problems such as clean-up effect is poor.Therefore, exploitation application novel low-cost, efficient formaldehyde
Sorbing material, and solution adsorbent saturation problem becomes the emphasis of current indoor formaldehyde treated research in technique.
Summary of the invention
The present invention is directed to the problem that existing adsorbent exists, it is provided that a kind of sorbing material that can effectively remove formaldehyde in air
And preparation method thereof.This adsorbent has the advantages such as low cost, demercuration efficiency is high, raw material sources are extensive, preparation technology is simple.
In order to realize object above, the technical solution used in the present invention is as follows:
A kind of sorbing material that can effectively remove formaldehyde in air, is made up of the component of following weight portion: kaolin 40-60 part,
Lime stone 15-20 part, red mud 30-50 part, pre-gelatinized starch 10-15 part, titanium dioxide 2-4 part and manganese dioxide 3-6 part.
Preferably, the above sorbing material, be made up of the component of following weight portion: kaolin 50 parts, 17 parts of lime stone,
Red mud 45 parts, pre-gelatinized starch 15 parts, titanium dioxide 4 parts and manganese dioxide 4 parts.
Further, the preparation method of a kind of sorbing material that can effectively remove formaldehyde in air, comprise the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 100-120 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged the most again 12-18 hour；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 900-1100 DEG C, during roasting
Between be 3-5h, take out material be cooled to room temperature, be then ground to the particle of 1-2mm, obtain adsorbent.
Compared with prior art, beneficial effects of the present invention:
1, the sorbing material that the present invention provides is with low cost, and raw material sources are extensive, environment-protecting asepsis, and preparation technology is simple, and it compares table
Area is big, and adsorbance is big, it is possible to effectively removes the formaldehyde in air, serves the effect purifying air.
2, this sorbing material is using aluminum i ndustry waste red mud as raw material, not only can reduce the production cost of adsorbent, also
Waste resource can be made to obtain the utilization rationalized, it is achieved turn waste into wealth, reduce environmental pollution, extend the industrial chain of aluminium.
3, inventive formulation adds titanium dioxide and manganese dioxide, improve the absorption property of adsorbent, formaldehyde clearance
Reach more than 98%, can reach thoroughly to remove the effect of formaldehyde.
4, the advantage that the sorbing material of the present invention not only has low cost, adsorption efficiency is high, also have preparation technology simple,
Consume energy low, production efficiency high, has good social benefit, ecological benefits and economic benefit.
Detailed description of the invention
Below in conjunction with specific embodiment to the detailed description of the invention, but it is not limited to protection scope of the present invention.
Embodiment 1
A kind of sorbing material that can effectively remove formaldehyde in air, is made up of the component of following weight portion: kaolin 40 parts, lime
18 parts of stone, red mud 30 parts, pre-gelatinized starch 10 parts, titanium dioxide 3 parts and manganese dioxide 3 parts.
Preparation method, comprises the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 100 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged 12 hours the most again；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 900 DEG C, and roasting time is
5h, takes out material and is cooled to room temperature, be then ground to the particle of 1mm, obtain adsorbent.
Embodiment 2
A kind of sorbing material that can effectively remove formaldehyde in air, is made up of the component of following weight portion: kaolin 45 parts, lime
15 parts of stone, red mud 40 parts, pre-gelatinized starch 12 parts, titanium dioxide 2 parts and manganese dioxide 4 parts.
Preparation method, comprises the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 100 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged 15 hours the most again；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 1000 DEG C, and roasting time is
3h, takes out material and is cooled to room temperature, be then ground to the particle of 1mm, obtain adsorbent.
Embodiment 3
A kind of sorbing material that can effectively remove formaldehyde in air, is made up of the component of following weight portion: kaolin 50 parts, lime
17 parts of stone, red mud 45 parts, pre-gelatinized starch 15 parts, titanium dioxide 4 parts and manganese dioxide 4 parts.
Preparation method, comprises the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 120 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged 15 hours the most again；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 1100 DEG C, and roasting time is
3h, takes out material and is cooled to room temperature, be then ground to the particle of 1.5mm, obtain adsorbent.
Embodiment 4
A kind of sorbing material that can effectively remove formaldehyde in air, is made up of the component of following weight portion: kaolin 55 parts, lime
20 parts of stone, red mud 50 parts, pre-gelatinized starch 15 parts, titanium dioxide 3 parts and manganese dioxide 5 parts.
Preparation method, comprises the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 150 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged 18 hours the most again；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 900 DEG C, and roasting time is
4h, takes out material and is cooled to room temperature, be then ground to the particle of 2mm, obtain adsorbent.
Embodiment 5
A kind of sorbing material that can effectively remove formaldehyde in air, is made up of the component of following weight portion: kaolin 60 parts, lime
15 parts of stone, red mud 35 parts, pre-gelatinized starch 13 parts, titanium dioxide 4 parts and manganese dioxide 6 parts.
The preparation method of adsorbent, comprises the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 150 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged 18 hours the most again；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 900 DEG C, and roasting time is
5h, takes out material and is cooled to room temperature, be then ground to the particle of 2mm, obtain adsorbent.
The application effect of adsorbent of the present invention:
Take embodiment of the present invention 1-5 adsorbent and activated carbon in equal amount carries out absorption property contrast.Concrete operation step is as follows: point
Other embodiment 1-5 adsorbent and each 50g of activated carbon put in the closed container of 100L, each lead into the high-concentration formaldehyde of 300ppm
With 30ppm low concentration formaldehyde, open air blast, be spaced gas bleeding from container in 10 minutes and be sampled detection, testing result
See table.
The adsorbent of the embodiment of the present invention either high concentration or low concentration formaldehyde, the clearance of formaldehyde all reaches 98%
Above, the adsorption effect of PARA FORMALDEHYDE PRILLS(91,95) is apparently higher than activated carbon.
Claims (3)
1. the sorbing material that can effectively remove formaldehyde in air, it is characterised in that: it is made up of the component of following weight portion: high
Ridge soil 40-60 part, lime stone 15-20 part, red mud 30-50 part, pre-gelatinized starch 10-15 part, titanium dioxide 2-4 part and titanium dioxide
Manganese 3-6 part.
Can effectively remove the sorbing material of formaldehyde in air the most according to claim 1, it is characterised in that: by following weight portion
Component composition: kaolin 50 parts, 17 parts of lime stone, red mud 45 parts, pre-gelatinized starch 15 parts, titanium dioxide 4 parts and titanium dioxide
4 parts of manganese.
A kind of preparation method of the sorbing material that can effectively remove formaldehyde in air, it is characterised in that:
Comprise the following steps:
(1) weigh each raw material according to aforementioned proportion, add raw materials into pulverizer and be crushed to 100-120 mesh, obtain thin raw material；
(2) take above-mentioned thin raw material and add appropriate water, stir, be aged the most again 12-18 hour；
(3) being placed in muffle furnace by the material after above-mentioned ageing and carry out high-temperature roasting, sintering temperature is 900-1100 DEG C, during roasting
Between be 3-5h, take out material be cooled to room temperature, be then ground to the particle of 1-2mm, obtain adsorbent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180974.1A CN105749856A (en) | 2016-03-28 | 2016-03-28 | Adsorbing material capable of effectively removing formaldehyde from air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180974.1A CN105749856A (en) | 2016-03-28 | 2016-03-28 | Adsorbing material capable of effectively removing formaldehyde from air |
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| Publication Number | Publication Date |
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| CN105749856A true CN105749856A (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610180974.1A Pending CN105749856A (en) | 2016-03-28 | 2016-03-28 | Adsorbing material capable of effectively removing formaldehyde from air |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107376630A (en) * | 2017-08-17 | 2017-11-24 | 白山市和硅藻科技有限公司 | A kind of composition by the use of diatomite as carrier and its preparation method and application |
| CN107812512A (en) * | 2017-10-05 | 2018-03-20 | 镇江泽枫霖建筑材料有限公司 | A kind of preparation method of environment-friendly building materials special-purpose formaldehyde adsorbent |
| CN108126515A (en) * | 2017-12-13 | 2018-06-08 | 北京清新全家环保科技有限公司 | A kind of indoor air efficient catalytic purification material and preparation process |
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| CN101327424A (en) * | 2008-04-29 | 2008-12-24 | 上海博物馆 | Formaldehyde adsorbing agent containing chitosan |
| CN101653720A (en) * | 2009-09-22 | 2010-02-24 | 高仁凤 | Cellular activated carbon with self-cleaning function and preparation method thereof |
| CN102179231A (en) * | 2011-04-25 | 2011-09-14 | 北京航空航天大学 | Absorbing agent for separating formaldehyde from air and preparation method thereof |
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2016
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Patent Citations (3)
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| CN101327424A (en) * | 2008-04-29 | 2008-12-24 | 上海博物馆 | Formaldehyde adsorbing agent containing chitosan |
| CN101653720A (en) * | 2009-09-22 | 2010-02-24 | 高仁凤 | Cellular activated carbon with self-cleaning function and preparation method thereof |
| CN102179231A (en) * | 2011-04-25 | 2011-09-14 | 北京航空航天大学 | Absorbing agent for separating formaldehyde from air and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107376630A (en) * | 2017-08-17 | 2017-11-24 | 白山市和硅藻科技有限公司 | A kind of composition by the use of diatomite as carrier and its preparation method and application |
| CN107812512A (en) * | 2017-10-05 | 2018-03-20 | 镇江泽枫霖建筑材料有限公司 | A kind of preparation method of environment-friendly building materials special-purpose formaldehyde adsorbent |
| CN108126515A (en) * | 2017-12-13 | 2018-06-08 | 北京清新全家环保科技有限公司 | A kind of indoor air efficient catalytic purification material and preparation process |
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Application publication date: 20160713 |
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