CN209284314U - A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas - Google Patents

A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas Download PDF

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Publication number
CN209284314U
CN209284314U CN201821454750.6U CN201821454750U CN209284314U CN 209284314 U CN209284314 U CN 209284314U CN 201821454750 U CN201821454750 U CN 201821454750U CN 209284314 U CN209284314 U CN 209284314U
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China
Prior art keywords
flue gas
filter
cigarette
mainstream flue
cigarette mainstream
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CN201821454750.6U
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Chinese (zh)
Inventor
刘前进
王宏伟
顾亮
杨金初
王二彬
赵声辰
席高磊
李红涛
王东
段鹍
王鹏飞
马胜涛
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China Tobacco Henan Industrial Co Ltd
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China Tobacco Henan Industrial Co Ltd
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Priority to CN201821454750.6U priority Critical patent/CN209284314U/en
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Abstract

The utility model discloses the binary compound filter candles that one kind can reduce CO in cigarette mainstream flue gas, which includes filter core, the interior wrapping layer and outer casing for being successively wrapped in filter core external peripheral surface;Wherein filter core is binary composite filter element, is bonded by common acetate fiber section and the MOFs material segment in the middle part of common acetate fiber section.The application will prepare simple, low-cost MOFs material and be applied to after preparing composite cigarette filter stick, and the selection suction-operated of specificity is shown to CO in cigarette mainstream flue gas.It is measured by Preliminary detection: binary compound filter candle provided by the utility model, CO burst size in cigarette mainstream flue gas can preferably be reduced, reduction amplitude can preferably realize the purpose that can reduce cigarette harmfulness up to 24% or so, have good application value.

Description

A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas
Technical field
The utility model belongs to cigarette filter rod manufacturing technology field, and in particular to one kind can reduce CO in cigarette mainstream flue gas Metal-organic frame (MOFs) binary compound filter candle of burst size.
Background technique
Currently, with the development and progress of society, pursuit that people lives to high-quality and to healthy degree of concern Higher and higher, to smoking and health problem growing interest, the harmful components in cigarette smoke are increasingly becoming concerned by people the public One of focus.Theory and direction of the low harmful components burst size cigarette as tobacco business development are developed and greatly developed, is passed through Harm reduction material is added in tobacco or filter tip or adsorbent material is a kind of more common method.
CO is a kind of pernicious gas biggish to health effect in cigarette mainstream flue gas, reduce CO content in cigarette smoke at For the important research content of Harm reduction techniques tar reduction, currently used main method has: increasing air permeance for cigarette paper to dilute flue gas Concentration reduces pipe tobacco dosage by absorption retention CO, addition expanded cut tobacco or reconstituted tobacoo using composite filter tip and uses CO is converted CO by catalyst2.Existing in the prior art one is big the disadvantage is that also reducing flue gas fragrance while removing CO Amount, thus the selectivity for removing harmful components is not high.
Metal organic framework compound (Metal Orgaic Framework, MOFs) is by inorganic metal ion and organic The crystalline material with periodic network structure to be formed is complexed by covalent bond or ion covalent bond self-assembly, is had for ligand Its size and geometry can be designed and be regulated and controled in unique duct, and there are open ligand unsatuated metals in duct Point makes it can be used for adsorbing or differentiating different gas or ion.The prior art is there is not yet preferably add such material For adsorbing, reducing CO burst size in cigarette mainstream flue gas in filter tip, which is especially used for the correlation of filter stick preparation Report.
Utility model content
The utility model aim is to overcome prior art defect, provides one kind and can reduce CO in cigarette mainstream flue gas and discharges Metal-organic frame (MOFs) binary compound filter candle of amount, the property of can choose adsorbs the CO in flue gas, to reach reduction The purpose of CO concentration in main flume promotes cigarette quality.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas, the filter stick include filter core, are successively wrapped in filter The interior wrapping layer and outer casing of core external peripheral surface;Wherein filter core is binary composite filter element, by common acetate fiber section and is set MOFs material segment in the middle part of common acetate fiber section is bonded.
Specifically, the binary compound filter candle for reducing CO in cigarette mainstream flue gas, is used with the conventional cigarette of 25mm long For filter stick, the length of common acetate fiber section is 22mm, and the length of MOFs material segment is 3mm, i.e. MOFs material segment will be general Logical acetate fiber section is divided into two parts of long 11mm.
Further, the interior wrapping layer is forming paper.The outer casing is tipping paper.
The utility model has selected a kind of MOFs material that selectivity is high to be set in filter core as adsorbent, goes effectively Except while CO, nor affecting on the perfume quantity of flue gas in flue gas.MOFs material described herein is according to prior art preparation Can, e.g., it can refer to document " DemessenceA, D ' Alessandro D M, Foo M L, et al.Strong CO2 binding in a water-stable,triazolate-bridged metal-organia framework functionalized With ethylenediamine [J] J Am Chem Soc, 2009,131(25): 8784 " are prepared.
Compared to the prior art, the utility model has the beneficial effects that
The alternative binary compound filter candle for reducing cigarette mainstream flue gas CO provided by the utility model, the filter stick is by acetic acid Segment of fiber and the combination of MOFs material segment are constituted.The application will prepare simple, low-cost MOFs material and be applied to prepare cigarette After composite filter, the selection suction-operated of specificity is shown to CO in cigarette mainstream flue gas.It is measured by Preliminary detection: this reality With novel provided binary compound filter candle, CO burst size in cigarette mainstream flue gas can be preferably reduced, it is reachable to reduce amplitude 24% or so, it can preferably realize the purpose that can reduce cigarette harmfulness, there is good application value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram described in the utility model for reducing the binary compound filter candle of CO in cigarette mainstream flue gas.
Specific embodiment
The utility model is described in further details with reference to the accompanying drawing, but the protection scope of the utility model is not limited to This.
Embodiment 1
As shown in Figure 1, one kind provided herein can reduce the binary compound filter candle of CO in cigarette mainstream flue gas, the filter Stick includes filter core 1, the interior wrapping layer 2 and outer casing 3 for being successively wrapped in 1 external peripheral surface of filter core;Wherein filter core 1 is multiple for binary Filter core is closed, is bonded by common acetate fiber section 1A and the MOFs material segment 1B being filled in the middle part of common acetate fiber section 1A.
By taking the conventional cigarette filter stick of 25mm long as an example, the length of common acetate fiber section 1A is 22mm, MOFs material segment The length of 1B is 3mm, i.e. common acetate fiber section 1A is divided into two parts of long 11mm by MOFs material segment 1B.The interior packet Covering layer 2 is forming paper.The outer casing 3 is tipping paper.
For examine the material segment provided herein containing MOFs binary compound filter candle specific harm reduction effect, the application into It has gone further testing inspection, has been briefly discussed below:
Under the same terms, using the cigarette of the common cellulose acetate filter rod of prior art preparation as blank control sample, with this The cigarette sample of binary compound filter candle containing MOFs material segment provided by embodiment is experiment sample, with the product volume of certain brand For cigarette, after using the suction of auto-pumping smoke machine, CO in cigarette mainstream flue gas and releasing content of coke tar are determined.Specifically Measurement result is as shown in the table.
From upper table testing result it can be seen that multiple using the binary provided by the utility model containing MOFs material segment After closing filter stick, the CO burst size in cigarette mainstream flue gas has obtained biggish reduction, and for reduced rate up to 24% or so, performance is preferable Application value.
In summary it can be seen: the binary compound filter candle provided herein containing MOFs material segment is to cigarette mainstream flue gas Middle CO shows the selection suction-operated of specificity, can preferably reduce CO burst size in cigarette mainstream flue gas, has fine Application value.
It should be noted last that: the technical solution of the utility model that the above embodiments are only illustrative and not limiting is appointed What to the utility model carry out equivalent replacement and do not depart from the spirit and scope of the utility model modification or part replace, It should cover within the scope of the utility model claims protection.

Claims (4)

1. the binary compound filter candle that one kind can reduce CO in cigarette mainstream flue gas, which is characterized in that the filter stick includes filter core, successively It is wrapped in the interior wrapping layer and outer casing of filter core external peripheral surface;Wherein filter core is binary composite filter element, fine by common acetic acid Dimension section and the MOFs material segment in the middle part of common acetate fiber section are bonded.
2. the binary compound filter candle of CO in cigarette mainstream flue gas can be reduced as described in claim 1, which is characterized in that 25mm long Conventional cigarette filter stick in, the length of common acetate fiber section is 22mm, and the length of MOFs material segment is 3mm.
3. the binary compound filter candle of CO in cigarette mainstream flue gas can be reduced as described in claim 1, which is characterized in that in described Wrapping layer is forming paper.
4. the binary compound filter candle of CO in cigarette mainstream flue gas can be reduced as described in claim 1, which is characterized in that described outer Wrapping layer is tipping paper.
CN201821454750.6U 2018-09-06 2018-09-06 A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas Active CN209284314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821454750.6U CN209284314U (en) 2018-09-06 2018-09-06 A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821454750.6U CN209284314U (en) 2018-09-06 2018-09-06 A kind of binary compound filter candle reducing CO in cigarette mainstream flue gas

Publications (1)

Publication Number Publication Date
CN209284314U true CN209284314U (en) 2019-08-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110959908A (en) * 2019-11-18 2020-04-07 湖北中烟工业有限责任公司 Adsorbing material for cigarette filter stick

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110959908A (en) * 2019-11-18 2020-04-07 湖北中烟工业有限责任公司 Adsorbing material for cigarette filter stick

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