CN111184255A - Composite filter tip material - Google Patents

Composite filter tip material Download PDF

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Publication number
CN111184255A
CN111184255A CN202010077073.6A CN202010077073A CN111184255A CN 111184255 A CN111184255 A CN 111184255A CN 202010077073 A CN202010077073 A CN 202010077073A CN 111184255 A CN111184255 A CN 111184255A
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China
Prior art keywords
fiber
layer
bamboo charcoal
woven
adsorption layer
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CN202010077073.6A
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CN111184255B (en
Inventor
周彬
王慧玲
王曙东
周红涛
王可
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Yancheng Institute of Industry Technology
Yancheng Vocational Institute of Industry Technology
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Yancheng Institute of Industry Technology
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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063—Use of materials for tobacco smoke filters characterised by structural features of the fibers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Filtering Materials (AREA)

Abstract

The invention discloses a composite filter tip material which comprises a heat-resistant cooling non-woven layer, a low-density acetate fiber tar adsorption layer, a bamboo charcoal particle fiber gas adsorption layer and an end channel layer. The raw materials of the heat-resistant and temperature-reducing non-woven layer are aramid fibers and Outlast air-conditioning fibers, a spunlace non-woven processing method is adopted, the low-density acetate fiber tar adsorption layer is formed by spinning an acetate fiber spinning solution into an acetate fiber net through electrostatic spinning equipment and then processing, the bamboo charcoal particle fiber gas adsorption layer is formed by spinning a polyester material and a bamboo charcoal particle spinning solution into a fiber net through melt-blowing equipment and then processing, the end channel layer is made of polylactic acid fibers, the spunlace non-woven processing method is adopted, the heat-resistant and temperature-reducing non-woven layer, the low-density acetate fiber tar adsorption layer, the bamboo charcoal particle fiber gas adsorption layer and the end channel layer are compounded into a filter tip material through laminating equipment.

Description

Composite filter tip material
Technical Field
The invention relates to the field of tobacco, in particular to a composite filter tip material.
Background
The filter refers to the upper portion of the cigarette, and the development of the filter is the product of the cigarette at a certain stage of its development. The cigarette filter mainly has the functions of increasing the effective smoking length of the cigarette, filtering part of tar and harmful substances, and reducing smoke, tar and suspended particles generated during combustion during smoking. The filter functions include direct interception, inertial compaction and diffusion precipitation. With the development of cigarette technology and the strong requirements of people on low-harm cigarettes, the functional requirements of the filter tip are greatly enhanced, and more patterns are provided.
At present, commercially applied filter tip materials in the domestic market are mainly cellulose acetate fibers and polypropylene fibers, and are produced by filter tip processing equipment, and the existing filter tip mainly has the following defects: (1) in order to enhance the filtering effect, the length of the filter tip is longer, and for 84mm cigarettes, the length of the filter tip is 19mm, which accounts for one fourth of the length of the whole cigarette, and the filter tip material is wasted; meanwhile, as the content of tar and particles increases in the smoking process, the smoking impedance increases; (2) the filter effect is poor, the existing filter tip usually adopts longitudinal arrangement of fibers, gaps among the fibers are obvious, the traditional filter tip can only filter part of tar, and the adsorption of harmful gases with small molecular weights is not obvious; (3) when the cigarette is smoked up, the temperature is high, and the human body is easily burnt.
Disclosure of Invention
The invention aims to provide a composite filter tip material, wherein filter materials are distributed in a vertically and horizontally alternate mode to enhance the filtering effect, reduce the smoke temperature, reduce the smoking resistance and reduce the using amount of the filter tip material.
In order to achieve the purpose, the invention provides the following technical scheme: the composite filter tip material sequentially comprises a heat-resistant cooling non-woven layer, a low-density acetate fiber tar adsorption layer, a bamboo charcoal particle fiber gas adsorption layer and an end passage layer.
Wherein:
the raw materials of the heat-resistant and temperature-reducing non-woven layer are aramid fiber and Outlast air-conditioning fiber, a spunlace non-woven processing method is adopted, the thickness of the non-woven layer is 2-3mm, the fineness of the aramid fiber and the Outlast air-conditioning fiber is 1.2-1.5 Denier, and the length of the non-woven layer is 10-15 mm. Aramid fiber and Outlast air conditioner fibre form fore-and-aft cross-linking through the water thorn effect, do benefit to the circulation of smog and the absorption of tar, and the high temperature resistant effect that aramid fiber has can prevent the damage of filter tip, and Outlast air conditioner fibre has stronger heat absorption cooling effect, reduces the burning sensation of the flue gas in the sunction inlet.
The low-density acetate fiber tar adsorption layer is formed by processing an acetate fiber spinning solution spun into an acetate fiber net through electrostatic spinning equipment, the thickness of the fiber net is 2-3mm, the air permeability is 100-150mm/s, and the number of the sieve holes in the fiber net with the width of 1 inch is 500-600; the fiber web formed by the electrostatic spinning equipment is transversely crosslinked and longitudinally stacked, and can fully adsorb the cigarette tar through multi-layer filtration.
The bamboo charcoal particle fiber gas adsorption layer is formed by spinning a spinning solution formed by a polyester material and bamboo charcoal particles into a fiber net through a melt-blowing device and then processing, wherein the particle size of the bamboo charcoal particles is 100-150nm, the mass ratio of the polyester material to the bamboo charcoal particles is 10:1, the thickness of the formed fiber net is 2-3mm, the air permeability is 150-200mm/s, and the number of sieve holes in the fiber net with the width of 1 inch is 500-600; the bamboo charcoal particles have micropores on the surfaces, have excellent gas adsorption capacity, can adsorb a large amount of toxic gas, and have antibacterial property, so that the sanitation of the filter tip is kept.
The end channel layer is made of polylactic acid fiber, and a spunlace non-woven processing method is adopted, wherein the thickness of the non-woven layer is 3-5mm, the fineness of the polylactic acid fiber is 1.0-1.3Denier, and the length of the polylactic acid fiber is 10-15 mm. The polylactic acid fiber forms a longitudinal cross-linking effect through a spunlace effect, so that the filtered smoke gas is ensured to flow into the mouth, the main raw material of the polylactic acid fiber is lactic acid which is a fermentation product of starch, and the polylactic acid fiber is safe and reliable in contact with the oral cavity and has no toxic or side effect.
The heat-resistant cooling non-woven layer, the low-density acetate fiber tar adsorption layer, the bamboo charcoal particle fiber gas adsorption layer and the end channel layer are compounded into a filter tip material through laminating equipment.
The methods of spunlace nonwoven processing, electrospinning equipment processing, melt blowing equipment processing, laminating equipment processing and the like involved in the invention are all known or commonly used.
The invention has the advantages that through longitudinal and transverse multi-layer filtration, the heat resistance and the temperature reduction can be realized, the filtration effect is improved, the harmful substances in the solid gas can be fully filtered, the length of the filter tip is reduced, the material consumption is saved, and the harmful substances entering the oral cavity are effectively reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1 is a heat-resistant cooling non-woven layer, 2 is a low-density acetate fiber tar adsorption layer, 3 is a bamboo charcoal particle fiber gas adsorption layer, and 4 is an end channel layer.
Detailed Description
The invention is further illustrated by the following figures and examples.
Example 1:
the invention provides a composite filter tip material, which comprises a heat-resistant cooling non-woven layer 1, a low-density acetate fiber tar adsorption layer 2, a bamboo charcoal particle fiber gas adsorption layer 3 and an end channel layer 4. The raw materials of the heat-resistant and temperature-reducing non-woven layer 1 are aramid fiber and Outlast air-conditioning fiber, a spunlace non-woven processing method is adopted, the thickness of the non-woven layer is 2mm, the fineness of the aramid fiber and the Outlast air-conditioning fiber is 1.2 Denier, and the length of the non-woven layer is 13 mm. The low-density acetate fiber tar adsorption layer 2 is formed by processing an acetate fiber spinning solution spun into an acetate fiber net through electrostatic spinning equipment, the thickness of the fiber net is 3mm, the air permeability is 120mm/s, and the number of sieve holes in the fiber net with the width of 1 inch is 550; the bamboo charcoal particle fiber gas adsorption layer 3 is formed by spinning a spinning solution formed by a polyester material and bamboo charcoal particles into a fiber net through melt-blowing equipment and then processing, wherein the particle size of the bamboo charcoal particles is 150nm, the mass ratio of the polyester material to the bamboo charcoal particles is 10:1, the thickness of the formed fiber net is 2mm, the air permeability is 180mm/s, and the number of screen holes in the fiber net with the width of 1 inch is 550; the end channel layer 4 is made of polylactic acid fiber, and adopts a spunlace non-woven processing method, the thickness of the non-woven layer is 4mm, the fineness of the polylactic acid fiber is 1.3Denier, and the length is 12 mm. The filter tip material is processed into a filter tip, and then the filter tip and tobacco shreds are made into cigarettes for smoking evaluation and testing.
The results of evaluation and test show that after the method and the technology are adopted, the heat resistance and the temperature reduction are obvious, the filtering effect is improved, the harmful substances in the solid gas are fully filtered, and the harmful substances entering the oral cavity are effectively reduced.
Example 2:
the invention provides a composite filter tip material, which comprises a heat-resistant cooling non-woven layer 1, a low-density acetate fiber tar adsorption layer 2, a bamboo charcoal particle fiber gas adsorption layer 3 and an end channel layer 4. The raw materials of the heat-resistant and temperature-reducing non-woven layer 1 are aramid fiber and Outlast air-conditioning fiber, a spunlace non-woven processing method is adopted, the thickness of the non-woven layer is 2mm, the fineness of the aramid fiber and the Outlast air-conditioning fiber is 1.3Denier, and the length of the non-woven layer is 11 mm. The low-density acetate fiber tar adsorption layer 2 is formed by processing an acetate fiber spinning solution spun into an acetate fiber net through electrostatic spinning equipment, the thickness of the fiber net is 3mm, the air permeability is 150mm/s, and the number of sieve holes in the fiber net with the width of 1 inch is 500; the bamboo charcoal particle fiber gas adsorption layer 3 is formed by spinning a spinning solution formed by a polyester material and bamboo charcoal particles into a fiber net through a melt-blowing device, wherein the particle size of the bamboo charcoal particles is 140nm, the mass ratio of the polyester material to the bamboo charcoal particles is 10:1, the thickness of the formed fiber net is 2mm, the air permeability is 170mm/s, and the number of screen holes in the fiber net with the width of 1 inch is 560; the end channel layer 4 is made of polylactic acid fiber, and adopts a spunlace non-woven processing method, the thickness of the non-woven layer is 4mm, the fineness of the polylactic acid fiber is 1.1 Denier, and the length is 14 mm. The filter tip material is processed into a filter tip, and then the filter tip and tobacco shreds are made into cigarettes for smoking evaluation and testing.
The results of evaluation and test show that after the method and the technology are adopted, the heat resistance and the temperature reduction are obvious, the filtering effect is improved, the harmful substances in the solid gas are fully filtered, and the harmful substances entering the oral cavity are effectively reduced.

Claims (5)

1. A composite filter tip material comprises a heat-resistant and temperature-reducing non-woven layer, a low-density acetate fiber tar adsorption layer, a bamboo charcoal particle fiber gas adsorption layer and an end passage layer; the method is characterized in that: the heat-resistant cooling non-woven layer, the low-density acetate fiber tar adsorption layer, the bamboo charcoal particle fiber gas adsorption layer and the end channel layer are compounded into a filter tip material through laminating equipment.
2. A composite filter material according to claim 1, wherein: the raw materials of the heat-resistant and temperature-reducing non-woven layer are aramid fiber and Outlast air-conditioning fiber, a spunlace non-woven processing method is adopted, the thickness of the non-woven layer is 2-3mm, the fineness of the aramid fiber and the Outlast air-conditioning fiber is 1.2-1.5 Denier, the length of the aramid fiber and the Outlast air-conditioning fiber is 10-15mm, and the aramid fiber and the Outlast air-conditioning fiber form longitudinal cross-linking effect through a spunlace effect.
3. A composite filter material according to claim 1, wherein: the low-density acetate fiber tar adsorption layer is formed by processing an acetate fiber spinning solution spun into an acetate fiber net through electrostatic spinning equipment, the thickness of the fiber net is 2-3mm, the air permeability is 100-150mm/s, and the number of the sieve holes in the fiber net with the width of 1 inch is 500-600; the webs formed by the electrospinning apparatus were cross-linked in the cross-direction and stacked in the machine direction.
4. A composite filter material according to claim 1, wherein: the bamboo charcoal particle fiber gas adsorption layer is formed by spinning a spinning solution formed by a polyester material and bamboo charcoal particles into a fiber net through a melt-blowing device, wherein the particle size of the bamboo charcoal particles is 100-150nm, the mass ratio of the polyester material to the bamboo charcoal particles is 10:1, the thickness of the formed fiber net is 2-3mm, the air permeability is 150-200mm/s, and the number of screen holes in the fiber net with the width of 1 inch is 500-600.
5. A composite filter material according to claim 1, wherein: the end channel layer is made of polylactic acid fibers, a spunlace non-woven processing method is adopted, the thickness of the non-woven layer is 3-5mm, the fineness of the polylactic acid fibers is 1.0-1.3Denier, the length of the polylactic acid fibers is 10-15mm, and the polylactic acid fibers form longitudinal cross-linking effect through the spunlace effect.
CN202010077073.6A 2020-01-23 2020-01-23 Composite filter tip material Active CN111184255B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113786675A (en) * 2021-09-09 2021-12-14 五邑大学 Novel filtering material for purifying kitchen oil fume
CN116905123A (en) * 2023-07-24 2023-10-20 军安绿色新材料科技(广州)有限公司 Sheath-core type cigarette tow and preparation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1339276A (en) * 2000-08-23 2002-03-13 陈厚和 Multilayer cigarette filter tip containing plant active matter
CN104382232A (en) * 2014-10-31 2015-03-04 深圳市中纺滤材无纺布有限公司 Cigarette filter tip and production method thereof
CN204335813U (en) * 2014-10-31 2015-05-20 深圳市中纺滤材无纺布有限公司 A kind of multi-filtering cigaratte filter
CN106036999A (en) * 2016-08-08 2016-10-26 普瑞特机械制造股份有限公司 Compound cigarette filter tip
CN108371345A (en) * 2018-03-06 2018-08-07 上海洁晟环保科技有限公司 A kind of nano-fiber composite material and application thereof
CN108514154A (en) * 2018-03-30 2018-09-11 上海洁晟环保科技有限公司 A kind of flue filtering material and its preparation method and application

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1339276A (en) * 2000-08-23 2002-03-13 陈厚和 Multilayer cigarette filter tip containing plant active matter
CN104382232A (en) * 2014-10-31 2015-03-04 深圳市中纺滤材无纺布有限公司 Cigarette filter tip and production method thereof
CN204335813U (en) * 2014-10-31 2015-05-20 深圳市中纺滤材无纺布有限公司 A kind of multi-filtering cigaratte filter
CN106036999A (en) * 2016-08-08 2016-10-26 普瑞特机械制造股份有限公司 Compound cigarette filter tip
CN108371345A (en) * 2018-03-06 2018-08-07 上海洁晟环保科技有限公司 A kind of nano-fiber composite material and application thereof
CN108514154A (en) * 2018-03-30 2018-09-11 上海洁晟环保科技有限公司 A kind of flue filtering material and its preparation method and application

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113786675A (en) * 2021-09-09 2021-12-14 五邑大学 Novel filtering material for purifying kitchen oil fume
CN116905123A (en) * 2023-07-24 2023-10-20 军安绿色新材料科技(广州)有限公司 Sheath-core type cigarette tow and preparation method thereof
CN116905123B (en) * 2023-07-24 2023-12-26 军安绿色新材料科技(广州)有限公司 Sheath-core type cigarette tow and preparation method thereof

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