CN108635965A - A kind of filter material with smoke abatement function of odor - Google Patents

A kind of filter material with smoke abatement function of odor Download PDF

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Publication number
CN108635965A
CN108635965A CN201810356113.3A CN201810356113A CN108635965A CN 108635965 A CN108635965 A CN 108635965A CN 201810356113 A CN201810356113 A CN 201810356113A CN 108635965 A CN108635965 A CN 108635965A
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CN
China
Prior art keywords
coconut husk
layer
husk charcoal
activated carbon
filter material
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Granted
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CN201810356113.3A
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Chinese (zh)
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CN108635965B (en
Inventor
颜旭
颜一旭
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DONGGUAN RETOP FILTER MATERIAL CO LTD
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DONGGUAN RETOP FILTER MATERIAL CO LTD
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/10—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
    • B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
    • 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
    • B01D2239/0407—Additives and treatments of the filtering material comprising particulate additives, e.g. adsorbents
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0618—Non-woven
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0681—The layers being joined by gluing
    • 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
    • B01D2239/08—Special characteristics of binders
    • B01D2239/083—Binders between layers of the filter

Abstract

The invention belongs to filter material technical field more particularly to a kind of filter materials with smoke abatement function of odor, including nonwoven layer, meltblown fabric layer, activated carbon layer of cloth and the substrate layer stacked gradually；Contain activated carbon composite in the activated carbon layer of cloth, the activated carbon composite includes：Except sour gas coconut husk charcoal 20% 40%；Except alkaline gas coconut husk charcoal 15% 25%；Activated carbons 40% 60% of the CTC more than 70%.Compared with the existing technology, the present invention enables to removing taste filter material to reach best removing taste effect with the shortest time in same usable floor area by the way that activated carbon composite is added.

Description

A kind of filter material with smoke abatement function of odor
Technical field
The invention belongs to filter material technical field more particularly to a kind of filter materials with smoke abatement function of odor.
Background technology
Nonwoven cloth filter material acts as indispensable role in the life of the mankind, is widely used in each neck Domain.In order to meet a variety of demands of different field, the filter material of a variety of different performances also comes into being.As smoking personnel amount is acute Increase, the gradual of smoking period increases and the enhancing of human health consciousness, people to the removing taste performance requirement of filter material also increasingly Height, but existing filter material does not have preferable removing taste performance.Because existing removing taste filter material only merely passes through Physical absorption reaches the performance of removing taste, even if there is the activated carbon of certain chemical breakdown effect, can not reach maximized The effect of removing taste.
In view of this, the present invention is intended to provide a kind of filter material with smoke abatement function of odor, is combined by the way that activated carbon is added Object enables to removing taste filter material to reach best removing taste effect with the shortest time in same usable floor area.
Invention content
It is an object of the invention to：In view of the deficiencies of the prior art, a kind of filter material with smoke abatement function of odor is provided, By the way that activated carbon composite is added, removing taste filter material is enabled to reach best with the shortest time in same usable floor area Removing taste effect.
A kind of filter material with smoke abatement function of odor, including stack gradually nonwoven layer, meltblown fabric layer, activated carbon layer of cloth and Substrate layer；
Contain activated carbon composite in the activated carbon layer of cloth, the activated carbon composite includes：
Except sour gas coconut husk charcoal 20%-40%；
Except alkaline gas coconut husk charcoal 15%-25%；
CTC is more than 70% activated carbon 40%-60%.
Wherein, substrate layer can play the role of protection and sizing, play the effect of support；Meltblown fabric layer is sprayed using melt-blown The form of silk sprays, and so that the surface of meltblown fabric layer is carried electrostatic using electrostatic electret technology.Nonwoven layer have protection, support and The effect of interception.And activated carbon layer of cloth being capable of rapidly adsorption-decomposition function organic matter.The present invention can adsorb ambient enviroment well In little particle floating dust and have the function of removing taste, air conditioning for automobiles and some public smoking areas can be widely used in Deng.
There is a kind of improvement of the filter material of smoke abatement function of odor as the present invention, it is described except the surface of sour gas coconut husk charcoal is close Angle value is 80g/m2-100g/m2, the superficial density value except alkaline gas coconut husk charcoal is 50g/m2-70g/m2, the CTC The specific surface area value of the activated carbon of (carbon tetrachloride adsorption rate) more than 70% is 100g/m2-200g/m2。
There is a kind of improvement of the filter material of smoke abatement function of odor, the specific surface except sour gas coconut husk charcoal as the present invention Product is 1000m2/g-1600m2/ g, and it is described except sour gas coconut husk charcoal includes coconut husk charcoal and is attached in the hole of coconut husk charcoal Grain size be 500nm-3 μm of SDG adsorbents, the SDG adsorbents account for the mass percent for removing sour gas coconut husk charcoal For 5%-20%.SDG adsorbents have the function of powerful absorbing acid gases.
There is a kind of improvement of the filter material of smoke abatement function of odor, the specific surface except alkaline gas coconut husk charcoal as the present invention Product is 1000m2/g-1600m2/ g, it is described except the alkali that alkaline gas coconut husk charcoal includes coconut husk charcoal and is attached in the hole of coconut husk charcoal Property adsorbent, the alkaline gas adsorbent is at least one of aluminium triphosphate, citric acid and ascorbic acid, described It is 5%-20% that alkaline gas adsorbent, which accounts for the mass percent except alkaline gas coconut husk charcoal,.These alkaline gas adsorbents Alkaline gas can efficiently be adsorbed.
It is coconut palm to have a kind of improvement of the filter material of smoke abatement function of odor, activated carbons of the CTC more than 70% as the present invention At least one of shell activated carbon, active fruit shell carbon and coaly activated carbon.
There is a kind of improvement of the filter material of smoke abatement function of odor as the present invention, the thickness of the nonwoven layer is 0.05mm- The thickness of 0.2mm, the meltblown fabric layer are 0.1mm-0.3mm, and the thickness of the activated carbon layer of cloth is 0.1mm-0.3mm, described The thickness of substrate layer is 0.3mm-0.8mm.
There is a kind of improvement of the filter material of smoke abatement function of odor, the porosity of the meltblown fabric layer to be more than as the present invention 80%.
There is a kind of improvement of the filter material of smoke abatement function of odor as the present invention, connected by adhesive linkage between adjacent layer, The thickness of adhesive linkage is 0.1mm-0.5mm, and the material of adhesive linkage is sodium carboxymethylcellulose, polyurethane adhesive, polyamides At least one of amine bonding agent and PO glue.Adhesive linkage functions as the medium of fitting between layers.
There is a kind of improvement of the filter material of smoke abatement function of odor as the present invention, the material of the substrate layer be carbon fiber felt, At least one of nanometer bacteria cellulose, porous polyethylene.
Through research, chemical gas and ratio in cigarette smoke are：Carbon monoxide (50%), nicotine (nicotine C10H14N2) (5%) and contain carcinogenic substance (BaP, a kind of polycyclic aromatic hydrocarbon, bioxin, nitrogen nitrous ammonia, condensed-nuclei aromatics, phenols) The harmful substances and nitrogen dioxide, hydrogen sulfide, ammonia etc. such as tar (45%) are acid or alkaline gas.In addition, cigarette smoke In more carbon monoxide (red blood cell can be made to lose lotus oxygen ability) be easy rapid oxidation into carbon dioxide.With the low-grade cigarette of a packet For, tar 16-19mg, nicotine content in smoke 0-3mg, carbon monoxide 20mg or more.
Based on the research to the chemical gas contained by cigarette, activated carbon combination is arranged in the present invention in activated carbon layer of cloth Object, it is therein except sour gas coconut husk charcoal can remove the acidic volatiles such as nitrogen dioxide, carbon dioxide, hydrogen sulfide in flue gas at Point, it is therein except alkaline gas coconut husk charcoal can effectively remove the alkaline components in flue gas, such as ammonia etc..Moreover, coconut husk charcoal pair Have well in nicotine (molecular formula C10H14N2, water-soluble, ethyl alcohol, chloroform, ether, oils, nicotine can penetrate into skin) Adsorption effect；The main function of activated carbons of the CTC more than 70% is to adsorb the neutral escaping gas of some in flue gas, is such as volatilized Property hydro carbons, volatility alkanes etc..Further, since coconut husk charcoal and activated carbon are very tiny carbon granules, inside have more pore And possess big specific surface area, and also have more tiny hole --- capillary in carbon granule.This capillary has very strong suction Attached ability, so can be come into full contact with gas (impurity, such as carbon dioxide).The i.e. quilt when these gases (impurity) encounter capillary Absorption, to play catharsis.
In addition, meltblown fabric layer is also shown low since fiber is fine and closely woven and electrostatic interaction can effectively filter tiny particles content Flow resistance, efficient advantage.
In short, the ratio of chemical composition and ingredient of the present invention contained by cigarette produces corresponding activated carbon combination Object can reach best removing taste effect in same usable floor area with the shortest time in this way.I.e. the present invention passes through selection Suitable coconut husk charcoal and activated carbon, and select suitable proportioning, can be adsorbed with maximal efficiency and convert the pernicious gas in flue gas.
Activated carbon composite can targetedly in adsorption-decomposition function cigarette smoke various chemical gas, and make toxic gas It can be by maximum adsorption-decomposition function.Tiny particles content caused by burning cigarette also can be filtered effectively.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is interception schematic diagram when substance is by nonwoven layer caused by burning cigarette in the present invention.
Fig. 3 is interception schematic diagram when substance is by meltblown fabric layer caused by burning cigarette in the present invention.
Fig. 4 is that substance caused by burning cigarette reaches the scanning electron microscope (SEM) photograph after activated carbon composite in the present invention.
Specific implementation mode
Embodiment 1
As shown in Figure 1, a kind of filter material with smoke abatement function of odor that the present embodiment is provided, including the nonwoven that stacks gradually Layer of cloth 1, meltblown fabric layer 2, activated carbon layer of cloth 3 and substrate layer 4；
Contain activated carbon composite in activated carbon layer of cloth 3, activated carbon composite includes：
Except sour gas coconut husk charcoal 30%；
Except alkaline gas coconut husk charcoal 20%；
CTC is more than 70% activated carbon 50%.
Wherein, the superficial density value for removing sour gas coconut husk charcoal is 90g/m2, remove the superficial density of alkaline gas coconut husk charcoal Value is 60g/m2, the specific surface area value of activated carbons of the CTC more than 70% is 150g/m2。
Except the specific surface area of sour gas coconut husk charcoal is 1400m2/ g, and except sour gas coconut husk charcoal include coconut husk charcoal and The SDG adsorbents that the grain size being attached in the hole of coconut husk charcoal is 500nm-3 μm, the quality of SDG adsorbents are accounted for except sour gas The 10% of coconut husk charcoal quality.
Except the specific surface area of alkaline gas coconut husk charcoal is 1300m2/ g, except alkaline gas coconut husk charcoal includes coconut husk charcoal and attachment Aluminium triphosphate in the hole of coconut husk charcoal, the quality of aluminium triphosphate account for 10% of the quality except alkaline gas coconut husk charcoal.
Activated carbons of the CTC more than 70% is cocoanut active charcoal.
The thickness of nonwoven layer 1 is 0.1mm, and the thickness of meltblown fabric layer 2 is 0.2mm, and the thickness of activated carbon layer of cloth 3 is The thickness of 0.2mm, substrate layer 4 are 0.4mm.
The porosity of meltblown fabric layer 2 is more than 80%.Meltblown fabric layer 2 is sprayed in the form of being meltblown spinneret, and uses electrostatic Electret technology makes the surface of meltblown fabric layer 2 carry electrostatic.
It is connected by adhesive linkage 5 between adjacent layer, the thickness of adhesive linkage 5 is 0.15mm, and the material of adhesive linkage 5 For sodium carboxymethylcellulose.
The material of substrate layer 4 is carbon fiber felt.
When burning cigarette in air, cigarette combustion object touches nonwoven layer 1, and nonwoven layer 1 can intercept big Particulate matter, as shown in Figure 2；Intercepted comburant does not advance to meltblown fabric layer 2, can intercept smaller particulate matter, As shown in Figure 3；Remaining not intercepted comburant advances to activated carbon layer of cloth 3, and activated carbon layer of cloth 3 adsorbs therein Grain substance is simultaneously deposited as dendron on it, and gas componant therein is then reacted away or adsorbed, net well to play Change acts on.
Embodiment 2
As shown in Figure 1, a kind of filter material with smoke abatement function of odor that the present embodiment is provided, including the nonwoven that stacks gradually Layer of cloth 1, meltblown fabric layer 2, activated carbon layer of cloth 3 and substrate layer 4；
Contain activated carbon composite in activated carbon layer of cloth 3, activated carbon composite includes：
Except sour gas coconut husk charcoal 25%；
Except alkaline gas coconut husk charcoal 22%；
CTC is more than 70% activated carbon 53%.
Wherein, the superficial density value for removing sour gas coconut husk charcoal is 95g/m2, remove the superficial density of alkaline gas coconut husk charcoal Value is 65g/m2, the specific surface area value of activated carbons of the CTC more than 70% is 130g/m2。
Except the specific surface area of sour gas coconut husk charcoal is 1200m2/ g, and except sour gas coconut husk charcoal include coconut husk charcoal and The SDG adsorbents that the grain size being attached in the hole of coconut husk charcoal is 500nm-3 μm, the quality of SDG adsorbents are accounted for except sour gas The 15% of coconut husk charcoal quality.
Except the specific surface area of alkaline gas coconut husk charcoal is 1400m2/ g, except alkaline gas coconut husk charcoal includes coconut husk charcoal and attachment Citric acid in the hole of coconut husk charcoal, the quality of citric acid account for 15% of the quality except alkaline gas coconut husk charcoal.
Activated carbons of the CTC more than 70% is active fruit shell carbon.
The thickness of nonwoven layer 1 is 0.15mm, and the thickness of meltblown fabric layer 2 is 0.25mm, and the thickness of activated carbon layer of cloth 3 is The thickness of 0.25mm, substrate layer 4 are 0.6mm.
The porosity of meltblown fabric layer 2 is more than 80%.Meltblown fabric layer 2 is sprayed in the form of being meltblown spinneret, and uses electrostatic Electret technology makes the surface of meltblown fabric layer 2 carry electrostatic.
It is connected by adhesive linkage 5 between adjacent layer, the thickness of adhesive linkage 5 is 0.25mm, and the material of adhesive linkage 5 For polyurethane adhesive.
The material of substrate layer 4 is nanometer bacteria cellulose.
When burning cigarette in air, cigarette combustion object touches nonwoven layer 1, and nonwoven layer 1 can intercept big Particulate matter, as shown in Figure 2；Intercepted comburant does not advance to meltblown fabric layer 2, can intercept smaller particulate matter, As shown in Figure 3；Remaining not intercepted comburant advances to activated carbon layer of cloth 3, and activated carbon layer of cloth 3 adsorbs therein Grain substance is simultaneously deposited as dendron on it, and gas componant therein is then reacted away or adsorbed, net well to play Change acts on.
Embodiment 3
As shown in Figure 1, a kind of filter material with smoke abatement function of odor that the present embodiment is provided, including the nonwoven that stacks gradually Layer of cloth 1, meltblown fabric layer 2, activated carbon layer of cloth 3 and substrate layer 4；
Contain activated carbon composite in activated carbon layer of cloth 3, activated carbon composite includes：
Except sour gas coconut husk charcoal 35%；
Except alkaline gas coconut husk charcoal 17%；
CTC is more than 70% activated carbon 48%.
Wherein, the superficial density value for removing sour gas coconut husk charcoal is 85g/m2, remove the superficial density of alkaline gas coconut husk charcoal Value is 55g/m2, the specific surface area value of activated carbons of the CTC more than 70% is 170g/m2。
Except the specific surface area of sour gas coconut husk charcoal is 1400m2/ g, and except sour gas coconut husk charcoal include coconut husk charcoal and The SDG adsorbents that the grain size being attached in the hole of coconut husk charcoal is 500nm-3 μm, the quality of SDG adsorbents are accounted for except sour gas The 12% of coconut husk charcoal quality.
Except the specific surface area of alkaline gas coconut husk charcoal is 1100m2/ g, except alkaline gas coconut husk charcoal includes coconut husk charcoal and attachment Ascorbic acid in the hole of coconut husk charcoal, the quality of ascorbic acid account for 15% of the quality except alkaline gas coconut husk charcoal.
Activated carbons of the CTC more than 70% is coaly activated carbon.
The thickness of nonwoven layer 1 is 0.11mm, and the thickness of meltblown fabric layer 2 is 0.18mm, and the thickness of activated carbon layer of cloth 3 is The thickness of 0.22mm, substrate layer 4 are 0.42mm.
The porosity of meltblown fabric layer 2 is more than 80%.Meltblown fabric layer 2 is sprayed in the form of being meltblown spinneret, and uses electrostatic Electret technology makes the surface of meltblown fabric layer 2 carry electrostatic.
It is connected by adhesive linkage 5 between adjacent layer, the thickness of adhesive linkage 5 is 0.35mm, and the material of adhesive linkage 5 For polyamide glue.
The material of substrate layer 4 is porous polyethylene.
When burning cigarette in air, cigarette combustion object touches nonwoven layer 1, and nonwoven layer 1 can intercept big Particulate matter, as shown in Figure 2；Intercepted comburant does not advance to meltblown fabric layer 2, can intercept smaller particulate matter, As shown in Figure 3；Remaining not intercepted comburant advances to activated carbon layer of cloth 3, and activated carbon layer of cloth 3 adsorbs therein Grain substance is simultaneously deposited as dendron on it, and gas componant therein is then by anti-41
As shown in Figure 1, a kind of filter material with smoke abatement function of odor that the present embodiment is provided, including the nonwoven that stacks gradually Layer of cloth 1, meltblown fabric layer 2, activated carbon layer of cloth 3 and substrate layer 4；
Contain activated carbon composite in activated carbon layer of cloth 3, activated carbon composite includes：
Except sour gas coconut husk charcoal 32%；
Except alkaline gas coconut husk charcoal 23%；
CTC is more than 70% activated carbon 45%.
Wherein, the specific surface area value for removing sour gas coconut husk charcoal is 98g/m2, remove the specific surface area of alkaline gas coconut husk charcoal Value is 67g/m2, the specific surface area value of activated carbons of the CTC more than 70% is 185g/m2。
Except the specific surface area of sour gas coconut husk charcoal is 1450m2/ g, and except sour gas coconut husk charcoal include coconut husk charcoal and The SDG adsorbents that the grain size being attached in the hole of coconut husk charcoal is 500nm-3 μm, the quality of SDG adsorbents are accounted for except sour gas The 8% of coconut husk charcoal quality.
Except the specific surface area of alkaline gas coconut husk charcoal is 1350m2/ g, except alkaline gas coconut husk charcoal includes coconut husk charcoal and attachment Aluminium triphosphate in the hole of coconut husk charcoal, the quality of aluminium triphosphate account for 13% of the quality except alkaline gas coconut husk charcoal.
Activated carbons of the CTC more than 70% is cocoanut active charcoal.
The thickness of nonwoven layer 1 is 0.18mm, and the thickness of meltblown fabric layer 2 is 0.22mm, and the thickness of activated carbon layer of cloth 3 is The thickness of 0.42mm, substrate layer 4 are 0.54mm.
The porosity of meltblown fabric layer 2 is more than 80%.Meltblown fabric layer 2 is sprayed in the form of being meltblown spinneret, and uses electrostatic Electret technology makes the surface of meltblown fabric layer 2 carry electrostatic.
It is connected by adhesive linkage 5 between adjacent layer, the thickness of adhesive linkage 5 is 0.22mm, and the material of adhesive linkage 5 For sodium carboxymethylcellulose.
The material of substrate layer 4 is carbon fiber felt.
When burning cigarette in air, cigarette combustion object touches nonwoven layer 1, and nonwoven layer 1 can intercept big Particulate matter, as shown in Figure 2；Intercepted comburant does not advance to meltblown fabric layer 2, can intercept smaller particulate matter, As shown in Figure 3；Remaining not intercepted comburant advances to activated carbon layer of cloth 3, and activated carbon layer of cloth 3 adsorbs therein Grain substance is simultaneously deposited as dendron on it, and gas componant therein is then reacted away or adsorbed, net well to play Change acts on.
Comparative example 1
This comparative example provides a kind of filter material, including nonwoven layer, meltblown fabric layer, activated carbon layer of cloth and the bottom stacked gradually Material layer；Containing activated carbon from bamboo in activated carbon layer of cloth, the thickness of nonwoven layer is 0.1mm, and the thickness of meltblown fabric layer is 0.2mm, The thickness of activated carbon layer of cloth is 0.2mm, and the thickness of substrate layer is 0.4mm.It is connected, is bonded by adhesive linkage 5 between adjacent layer The thickness of layer 5 is 0.15mm, and the material of adhesive linkage 5 is sodium carboxymethylcellulose.
The filter material of embodiment 1 to 5 is used in same air purifier, same confined air is placed in through air purifier Between in, same cigarette one of then burning in each space, after all burnt, start timing, detect confined space in The time of air purification, and corresponding air purification degree, acquired results are shown in Table 1：
Table 1：The test result of the filter material of embodiment 1 to 4 and comparative example 1.
Group Clarification time Corresponding air purification degree
Embodiment 1 10min 98%
Embodiment 2 12min 98.5%
Embodiment 3 15min 97%
Embodiment 4 9min 97.5%
Comparative example 1 2h 75%
As can be seen from Table 1：The present invention can reach best removing taste in same usable floor area with the shortest time Effect.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party Formula is changed and is changed.Therefore, the invention is not limited in specific implementation modes disclosed and described above, to the present invention's Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although being used in this specification Some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.

Claims (10)

1. a kind of filter material with smoke abatement function of odor, which is characterized in that including stack gradually nonwoven layer, meltblown fabric layer, work Property charcoal layer of cloth and substrate layer；
Contain activated carbon composite in the activated carbon layer of cloth, the activated carbon composite includes：
Except sour gas coconut husk charcoal 20%-40%；
Except alkaline gas coconut husk charcoal 15%-25%；
CTC is more than 70% activated carbon 40%-60%.
2. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：It is described to remove sour gas coconut husk charcoal Superficial density value be 80g/m2-100g/m2, the superficial density value except alkaline gas coconut husk charcoal is 50g/m2-70g/m2, The specific surface area value of activated carbons of the CTC more than 70% is 100g/m2-200g/m2。
3. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：It is described to remove sour gas coconut husk charcoal Specific surface area be 1000m2/g-1600m2/ g, and it is described except sour gas coconut husk charcoal includes coconut husk charcoal and is attached to coconut husk charcoal Hole in grain size be 500nm-3 μm of SDG adsorbents, the SDG adsorbents account for the matter for removing sour gas coconut husk charcoal Amount percentage is 5%-20%.
4. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：It is described to remove alkaline gas coconut husk charcoal Specific surface area be 1000m2/g-1600m2/ g, it is described except alkaline gas coconut husk charcoal includes coconut husk charcoal and is attached to the hole of coconut husk charcoal Alkaline gas adsorbent in hole, the alkaline gas adsorbent be aluminium triphosphate, citric acid and ascorbic acid at least One kind, it is 5%-20% that the alkaline gas adsorbent, which accounts for the mass percent except alkaline gas coconut husk charcoal,.
5. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：The CTC is more than 70% work Property charcoal be at least one of cocoanut active charcoal, active fruit shell carbon and coaly activated carbon.
6. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：The thickness of the nonwoven layer is The thickness of 0.05mm-0.2mm, the meltblown fabric layer are 0.1mm-0.3mm, and the thickness of the activated carbon layer of cloth is 0.1mm- The thickness of 0.5mm, the substrate layer are 0.3mm-0.8mm.
7. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：The porosity of the meltblown fabric layer More than 80%.
8. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：Pass through bonding between adjacent layer The thickness of layer connection, adhesive linkage is 0.1mm-0.5mm, and the material of adhesive linkage is sodium carboxymethylcellulose, polyurethane adhesive At least one of agent, polyamide glue and PO glue.
9. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：The material of the substrate layer is carbon At least one of fibrofelt, nanometer bacteria cellulose, porous polyethylene.
10. the filter material according to claim 1 with smoke abatement function of odor, it is characterised in that：The meltblown fabric layer is using molten The form for spraying spinneret sprays, and so that the surface of meltblown fabric layer is carried electrostatic using electrostatic electret technology.
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CN104432501A (en) * 2013-09-17 2015-03-25 李少洋 Cigarette filter
CN106861411A (en) * 2017-03-01 2017-06-20 上海默石实业有限公司 A kind of indoor gaseous state pollutant purification filter material
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CN103861558A (en) * 2012-12-14 2014-06-18 东丽纤维研究所（中国）有限公司 Air filter material containing active carbon and production method thereof
CN104432501A (en) * 2013-09-17 2015-03-25 李少洋 Cigarette filter
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* Cited by examiner, † Cited by third party
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