CN107455795A - Filter for smoke of tobacco - Google Patents
Filter for smoke of tobacco Download PDFInfo
- Publication number
- CN107455795A CN107455795A CN201710317133.5A CN201710317133A CN107455795A CN 107455795 A CN107455795 A CN 107455795A CN 201710317133 A CN201710317133 A CN 201710317133A CN 107455795 A CN107455795 A CN 107455795A
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- China
- Prior art keywords
- filter
- tobacco
- filtering
- smoke
- filtering material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- 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
-
- 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
- A24D3/02—Manufacture of tobacco smoke filters
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
The present invention relates to filter for smoke of tobacco.A kind of filter for smoke of tobacco or filter cell, it includes bonding coiled material, and the cohesive coiled material includes the first filtering material and the second filtering material and optionally one or more further filtering materials;Wherein the first filtering material includes cellulose acetate tow, and the total denier of the cellulose acetate tow is 44,000 or smaller, and filament denier is 2.1~8.3(Such as 2.1~6.3 or 6.5~8.3);And second filtering material include paper.
Description
The application is the divisional application of an application for a patent for invention, and the applying date of its female case is on 05 23rd, 2011, Shen
Please number for 201180025921.8, entitled " filter for smoke of tobacco ".
The present invention relates to filter for smoke of tobacco, in particular for the filter for smoke of tobacco of cigarette.
Can be by many different material manufacture filter for smoke of tobacco.Most of commercial cigarettes filters are by cellulose acetate
It is made.The use of other filter mediums is then limited, and other filter mediums are such as paper, by natural and/or synthetic fibers system
Into nonwoven web(non-woven web)And other fibre bundles(Such as polypropylene).
Compared with cellulose acetate, paper filter has lot of advantages, and particularly, cost substantially reduces, under equal pressure drop
Particle removal efficiency is higher, biodegradable higher to the adsorption capacity of flavorant such as menthol faster and is smoked
The tendency that period caves in is smaller.But compared with cellulose acetate, paper filter tool has disadvantages that, such as end appearance compared with
Difference and taste are less easily accepted by.Disadvantages mentioned above hampers paper filter and obtains widespread commercial use.
The yet another disadvantage of paper filter is, compared with cellulose acetate filter, volatilization of the paper filter to cigarette smoke
It is stagnant with the toxicity phenolic compound --- such as phenol, cresols, catechol and resorcinol --- in the presence of half volatilization phase
Office Copy is low;This causes the cigarette with paper filter to have higher phenolic compound relative productivity.This is because, and paper filter
Any inherent shortcoming it is different, it is known that cellulose acetate filter has selectivity to phenolic compound.But certainly,
Still it is appreciated that the phenol persistence of enhancing paper filter, so that compared with cellulose acetate filter formula cigarette, is aspirating paper mistake
During filter formula cigarette, smoker is not exposed to higher levels of phenolic compound.
According to the present invention, in first aspect, there is provided filter for smoke of tobacco or filter cell, it includes bonding coiled material
(coherent web)(For example, formed by bonding coiled material), the cohesive coiled material includes(For example, by including following material
Material formed)First filtering material and the second filtering material and optionally one or more other filtering materials;Wherein
One filtering material includes cellulose acetate tow, and the total denier of the cellulose acetate tow is 44,000 or smaller, single fiber
Denier is 2.1~8.3(Such as 2.1~6.3 or 6.5~8.3, such as 2.1~6.3, such as 3~6.2);And second filtering material
Include paper.The filter or filter cell can be(Or including)Include the cohesive coiled material(For example, by the bonding
Coiled material is formed)Rod.
First filtering material includes cellulose acetate tow, and the second filtering material includes paper.As shown in figure 3, with single paper
Filter is compared, and the filter formed by the bonding coiled material comprising these the first and second filtering materials, which has, to be significantly increased and manage
The end appearance thought, because the first filtering material(Cellulose acetate tow)Tend to what filling generally associated with single paper filter
Paper pleat(paper folds)In passage aisle(Referring to the prior art list paper filter illustrated in Fig. 2).The present invention's
Filter or filter cell can provide gratifying end appearance, effectively manufacture and cost and the combination effectively filtered.
Applicant of the present invention has been surprisingly found that filter of the invention or filter cell also can be from cigarette smokes significantly
Ground selective filter phenolic compound(For example, phenol and/or cresols).It is well known that include the mistake of cellulose acetate and paper
The tar persistence of filter and filter cell and the cellulose acetate in the filter:The ratio between paper is proportional, it is contemplated that,
The persistence of phenolic compound will comply with similar trend.It has been found by the applicant that cellulose acetate tow and paper are applied viscous
Tie in coiled material, wherein cellulose acetate tow has specific feature(And/or the cellulose acetate tow of specified quantitative wherein be present
And paper), high phenolic compound persistence can be unexpectedly provided, thus reduce these toxic chemicals to the defeated of smoker
Send.
First filtering material includes cellulose acetate tow, and cellulose acetate tow can be made up of continuous filament yarn, as this
As well-known in field.Preferably, it is 11,000~40,000, preferably 15 that the first filtering material, which includes total denier,
000~40,000, preferably 16,000~39,000, preferably 17,000~38,000, preferably 21,000~37,500 acetic acid is fine
Tie up plain tow.It is 3.1~4.9, such as 3.5~4.8 cellulose acetate tow that first filtering material, which can include filament denier,.
First filtering material can include the acetate fiber that filament denier is 3.6~4.0,4.5~4.9,5.7~6.3 or 7.8~8.2
Plain tow.
In an example, the first filtering material is 3.6~4.0 comprising filament denier and optionally total denier is 25,
000~39,000 cellulose acetate tow, such as the acetic acid that filament denier is 3.8 and optionally total denier is 37,000 are fine
Tie up plain tow.In another example, the first filtering material is 4.5~4.9 including filament denier and optionally total denier is 19,
000~24,000 cellulose acetate tow, such as the acetic acid that filament denier is 4.7 and optionally total denier is 22,000 are fine
Tie up plain tow.In a further example, the first filtering material is 5.8~6.2 comprising filament denier and optionally total denier is 15,
000~19,000 cellulose acetate tow, such as the acetic acid that filament denier is 6.0 and optionally total denier is 17,000 are fine
Tie up plain tow.In a further example, the first filtering material is 7.8~8.2 comprising filament denier and optionally total denier is 26,
000~30,000 cellulose acetate tow, such as the acetic acid that filament denier is 8.0 and optionally total denier is 28,000 are fine
Tie up plain tow.
Second filtering material includes paper.Preferably, the second filtering material includes filter paper, such as is applied with flue gas modifying agent
(For example, flavorant)Filter paper(It see below).Second filtering material can be 20~40 g/m comprising base weight2, such as 32
~40 g/m2, such as 36 g/m2Paper(For example, filter paper).
The amount for bonding the first filtering material in coiled material may be based on bonding 20~80 wt% of coiled material, for example, 25,30,35,
36、37、38、39、40、41、42、43、44、45、46、47、48、49、50、51、52、53、54、55、56、57、58、59、60、
61、62、63、64、65、70、75 wt%.The amount for bonding the second filtering material in coiled material may be based on bonding the 20~80 of coiled material
Wt%, for example, 25,30,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,
56、57、58、59、60、61、62、63、64、65、70、75 wt%。
The filter or filter cell may include other filtering material.If it does, other filtering material can
Include such as cellulose acetate tow(It is identical or different with the cellulose acetate tow of the first filtering material), paper, by it is natural and/
Or nonwoven web made of synthetic fibers and/or other fibre bundles such as polypropylene.Bonding coiled material may include the first filtering
Material web and the second filtering material coiled material and other filtering material coiled material, wherein the first filtering material and other filtering
Material is identical, and the second filtering material is different(For example, the first filtering material and other filtering material can be that acetic acid is fine
Dimension element, and the second material can be paper).
First, second or other filtering material in one(Or more)It may include flue gas modifying agent, it is in use, described
Flue gas modifying agent is entrained in the flue gas for passing filter or filter cell.It is to wear in use that flue gas modifying agent, which can be,
The reagent of extra taste or fragrance is assigned by the flue gas of filter, or there are other effects(For example, suppress some fragrance or perfume (or spice)
Gas)Reagent.The example of flavor imparting agent includes menthol, tobacco flavor flavorant, radix glycyrrhizae etc..Flue gas modifying agent is for example edible
The administration of spices is it is well known that for example by directly being noted in the forward direction filter tow for entering opium pipe during filter manufactures
Enter flavorant, or the forward direction cotton thread application flavorant solution by being entrained in cotton thread in filter.But these
Had the disadvantage in that with other methods, i.e. can only apply a small amount of flue gas modifying agent, its reason is due to such as adsorption capacity(Acetic acid
The adsorption capacity of cellulose)It is limited, or due to that will be applied in the material of the solution(For cotton thread)Quantity have
Limit.It is preferred that by flue gas modifying agent be incorporated on the second filtering material or in, second filtering material includes paper, such as filters
Paper, such as paper web (a web of paper).Paper, such as filter paper, it is that can be used for flue gas modifying agent(For example, flavorant)Apply
Natural sorptive material.
The filter or filter cell may include particulate additives such as activated carbon, silica gel, zeolite, amberlite
Fat or sepiolite.These particles can be applied for example in another step after bonding coiled material production;One or more can be introduced in
The filtering material(Such as carbon-impregnated stain paper)In;Or it can be applied in filtering material in face of standard and before forming cohesive coiled material
One(Or more)On the kind filtering material.
If use bulk material, it may be desirable to, the material filter of combination is used as double base or other polynary filters
A section, as described below.
The filter or filter cell(For example, bond coiled material)Material can be wrapped(wrapper)Wrapped up, for example, it is empty
The permeable paper wrapper of gas.
The girth of filter for smoke of tobacco or filter cell of the present invention can be 14~28 mm, such as 16~26 mm, example
Such as 16~17 mm or 24~25 mm.Filter for smoke of tobacco of the present invention can grow 10~40 mm, such as 15~35 mm, such as 20
~30 mm.Filter for smoke of tobacco element of the present invention can grow 5~30 mm, such as such as 6~20 mm, 8~15 mm, such as 10
~12 mm.
Present invention applicant has been surprisingly found that filter or filter cell of the present invention can have beneficial stiffness characteristics.Cross
The definition of filter rod hardness is known in the art(CORESTA Technology Group), it is defined as undergoing with filter rod
Contact spot diameter during following condition(DP)The compression diameter that percentage represents(DL), condition is:(i)Filter rod seriatim enters
Row test, and it is initially at the measurement contact spot diameter(DP)10 g counterweight precompressed of classic ground before.It is then straight in 12 mm
Compression filter rod under the 300g static loads of footpath flat-disk form, the filter rod grown by least 15 mm with it is described flat
The direct relative and parallel planes carry of flat disk;(ii)Filter rod must be accurately placed on disk center line, and in test section
Domain does not nearby fetter rod;(iii)The load applies 15 seconds, then measures compression diameter(DL).When filter rod is tested, overlap joint
Joint(The lap joint of filter paper, if present)Not with the applied load completely in line, preferably with it at an angle of 90.
It is desirable that filter rod should be handled at least 48 hours under 22 ± 1 DEG C and 60 ± 3% RH before test, Ke Nengshi, should control
It is made as being tested in 22 ± 2 DEG C and 60 ± 5% RH of environment.
As surveyed according to test defined above, filter for smoke of tobacco or filter cell of the present invention can have 85%
Or higher, preferably 90% or higher hardness.
Filter cell of the present invention can be used as double, three or other polynary(Multi sectional)The section of filter.It is double and other more
First filter is known in the art.In one example, double, three or other polynary filters include particulate additives(It is one or more
Kind), such as activated carbon, silica gel, zeolite, ion exchange resin or sepiolite.Preferably, particulate additives are not included in the present invention
In filter cell(That is, it is introduced in an other sections of polynary filter).In an example, mistake of the present invention
Filter element forms the mouth end segments of double section filters, and the tobacco end segments of twinfilter include granular addition
Agent.It should be understood that include particulate additives(For example, particulate additives have been applied in it)Filter cell of the present invention can face
Towards the polynary filter tobacco end of dual or other.In such situation, mouth terminal filter element can not include with any
The structure of particulate additives.
Filter of the present invention can be used for machine-made cigarette(For example, a large amount of cigarettes for producing and packing).Mistake of the present invention
Filter can also be used as filter tip(filter tip)For the cigarette rolled one by one(Such as the cigarette manually rolled), or be used for
From volume or made products filter.
According to the present invention, on the other hand, there is provided bond coiled material and be used as or for producing from flue gas such as smoke of tobacco
In optionally filter phenolic compound(For example, phenol and/or cresols)Filter or filter cell application, it is described viscous
Knot coiled material includes the first filtering material and the second filtering material and optionally other filtering material.First filtering material can wrap
Containing cellulose acetate tow, the total denier of the cellulose acetate tow is 44,000 or smaller, filament denier is 2.1~
8.3(Such as 2.1~6.3 or 6.5~8.3, such as 2.1~6.3, such as 3~6.2).Second filtering material can include paper, such as
Filter paper.
The method that the present invention also provides production filter for smoke of tobacco or filter cell, this method include:Make the first mistake
Filter material web and the second filtering material coiled material(With, optionally, the other volume of one or more each self-contained filtering materials in addition
Material)In face of standard;And by through being combined into cohesive coiled material in face of accurate coiled material;Wherein the first filtering material includes cellulose acetate
Tow, the total denier of the cellulose acetate tow is 44,000 or smaller, and filament denier is 2.1~8.3(Such as 2.1~
6.3 or 6.5~8.3, such as 2.1~6.3, such as 3~6.2);And second filtering material include paper.Using such as double roller(Example
Such as, roll)To combine the filtering material coiled material, wherein making under the nip pressure of abundance through existing in face of the coiled material of standard(Such as
With identical linear velocity)By to combine the coiled material between the roll gap of double roller.One or both of described double roller can have thereon
Specific picture on surface --- for example in the picture on surface of embossing thereon.Make roller of the aligned coiled material by the double roller
Gap, can be the bonding coiled material increase of combination(For example, embossing)One patterned surface.Then it can make to bond coiled material into routine
The opium pipe device of filter manufacture machine(garniture arrangement)In, to transform into cigarette filter rod.Application
People has found, makes filtering material(For example, the first and second filtering materials)Coiled material shaping is bonded before into opium pipe device, will be caused
A variety of filtering materials(For example, the first and second filtering materials)Uniformly dividing on the cross section of filter or filter rod
Cloth.Have found, if making first and second(And other)Filtering material only enter opium pipe device and it is unformed for bond
Coiled material, then often there is the uneven distribution of filtering material, this impairs the filtering characteristic of product rod.Can be by first(Vinegar
Acid cellulose)Formed between other filtering material(For example, compression or sandwich)Second filtering material(Paper), or by
Two(Paper)Formed between other filtering material(For example, compression or sandwich)First filtering material(Cellulose acetate), carry out shape
Into bonding coiled material.
In the filtering type cigarette of the present invention, filter of the present invention(Or include the filter of filter element of the present invention)With quilt
The tobacco rod of wrapper parcel is connected, and wherein filter a terminal surface is towards tobacco.For example, formula can be hinged with by ring
(ring tipping)Its just it is attached around(It is wrapped material parcel)The adjacent end of filter and rod, and make filter bag
Wrap up in the major part exposure of material ] or by being hinged with formula entirely(full tipping)Outer packing(Its it is attached around whole filter length and
The adjacent end of tobacco rod), filter is connected with being wrapped the tobacco rod of material parcel.Any filter of the present invention or filtering
Formula cigarette can be nonventilated, or can be divulged information by means of method well known in the art, such as by using
Pre-punching or air-impermeable forming paper(plugwrap), and/or forming paper and the laser beam perforation of tipping outer packing.
According to the present invention, on the other hand, there is provided the mistake including filter for smoke of tobacco of the present invention or filter cell
Filter formula cigarette.
Filter or filter cell of the present invention can manufacture(It is as discussed above)Into the form of continuous rod.Continuous rod is continuous
Ground is cut into finite length when gushing out from production machine outlet, for follow-up application.It is cleavable into independent as above
The filter or filter cell for defining and describing, then each of which be wrapped material parcel single tobacco rod be connected,
To form filtering type cigarette.But more generally, the rod continuously gushed out is first cut into double or more high magnification numbe(Generally
Four times or six times)Length is used for follow-up application;When initially cutting into four times or more high magnification numbe length, then the latter is then cut
It is cut into Double Length and is used for filtering type cigarette component --- wherein, the filter rod of Double Length is assembled and connected(Pass through ring
Tipping or full tipping formula outer packing)Between a pair are wrapped the tobacco rod of material parcel, then combination is separated to obtain at center
Two independent filtering type cigarettes.The present invention includes double and more high magnification numbe length filter rod(And/or filter cell
Rod).
Term " denier " is well known in the art, and represents the weight of the per unit length of continuous filament yarn or yarn(Line
Density)Measure.Term " denier " represents 9 kms(9000 meters)The weight grams of length material.Therefore, denier is lower, and material is thinner
Cause;Denier is higher, and material is more coarse.
The present invention is illustrated referring now to the following drawings, wherein:
Fig. 1 is the diagrammatic side view for forming the device of filter of the present invention;
Fig. 2 is conventional(That is prior art)The photo of single paper filter end;With
Fig. 3 is the photo of filter or filter cell end of the present invention.
Fig. 1 shows the diagrammatic side view of the device for forming filter or filter cell of the present invention.By the first filtering
Material strips(1)From bundle(It is not shown)Pull out, through guide(2), into two groups of rollers(3、3a;With 4,4a)In.First filtering material
Comprising continuous cellulose acetate long filament, it [is expressed as filament denier/long filament for the form of 3.8Y37 cellulose acetate tows
Shape/total denier(x1000), the expression is well known in the art, therefore 3.8Y37 tow have filament denier
3.8th, Y shape cross section and total denier 37,000].Such tow is it is well known that and can easily buy.Roller(4、4a)Compare roller
(3、3a)Turn soon so that tow is stretched and deploys to form the mm of width about 250 the first filtering material coiled material.Tow coiled material
Subsequently enter spray booth(5), tow coiled material is sprayed with triacetyl glycerine there, then tow coiled material is by means of one
Group transfer roller(6、6a)Leave spray booth.These operations are well-known in cellulose acetate filter manufacturing field.From
Spool(8)Deploy the second filtering material coiled material, it is characterized suitable for manufacture cigarette filter(36 wide 90 mm g/m2Paper, by
Swiss Quality Paper are supplied)Paper web(7)Form, by the second filtering material coiled material with through sprinkling
One filtering material(Tow)Coiled material identical time, identical rectilinear direction and same speed are fed to double rolls(9、9a)'s
In roll gap.Thus, cellulose acetate tow(First filtering material)Coiled material and filter paper(Second filtering material)Coiled material is logical at them
Cross double rolls(9、9a)Roll gap between when be able in face of standard(One face of cellulose acetate tow coiled material is facing to filter paper coiled material
A face).Roll(9、9a)With specific channel patterns, and to be generally used for embossing filter paper those are similar,
So that it can then be shaped to the rod of cylinder(Although the roll in cellulose acetate filter processing(9、9a)Use simultaneously
Non- is normality)Laterally or substantially transversely it is placed in paper web(7)On the path of tow coiled material.Roll(9、9a)It is in
Under sufficient nip pressure, with combine and compress/embossing filter paper coiled material and cellulose acetate tow coiled material turn into bond and roll up
Material, the bonding coiled material subsequently enter conventional filters manufacture machine(It is not shown)Opium pipe device, to transform into cigarette filter
Device rod.By conventional method, around the filter wrapper of the air-impermeable paper of filter rod application.
In an example of the present invention,(" sample B ", referring to embodiment 1 and table 1 below), utilize 36 wide gsm of 90 mm
Paper(Supplied by Swiss Quality Paper)With 3.8Y37 cellulose acetate tows, filter rod is produced using Fig. 1 devices
(And filter tip(filter tip)).Cellulose acetate tow(First filtering material)Amount is 57 wt% based on bonding coiled material,
Paper(Second filtering material)Amount is based on 43 wt% for bonding coiled material.Gained rod is cut 11 mm of growth(With Zhou Changwei about 25
mm)Filter.Utilize first listed by table 1(Cellulose acetate tow)With second(Paper)Filtering material, pass through similar side
The method perparation of specimen A, C, D and E(Table 1).
In another example of the present invention, Fig. 1 device includes(It is not shown)For to roll web(7)Middle addition flavor enhancement
(For example, menthol)Device.By peppermint alcohol taste paper(That is, the filter paper of menthol is adsorbed with thereon)Coiled material introduces(It is fine with acetic acid
Tie up plain tow coiled material together)To bonding in coiled material, then make to bond coiled material and be shaped to filter rod.Gained filter not only has
Gratifying end appearance, and menthol is easily and efficiently absorbed into filter body.
How those skilled in the art are it is understood that can be by making the other coiled material of other filtering material(It is one or more)
(For example, other paper web or tow)Pass through double rolls at them with other coiled materials(9、9a)Roll gap between when in face of accurate and make
The other coiled material of the filtering material in addition(It is one or more)Including(For example, merge)Into bonding coiled material.
Fig. 2 shows the end appearance of single paper filter of prior art.It is unsatisfactory for can be seen that the end appearance.
Fig. 3 shows the photo of the end appearance of filter of the present invention, and filter of the present invention is for example is begged for by reference to Fig. 1
The filter of the method production of opinion.It should be understood that due to cellulose acetate(First filtering material)With paper fillers(Second filter material
Material)The tendency of passage aisle in pleat, so end appearance is significantly improved.It should be understood that the change meeting of cellulose acetate and paper amount
Certain influence is produced on filter end outward appearance, but introducing is ensured that higher than the cellulose acetate of the wt% amounts of filter 20 and is better than
The end appearance of single paper filter and effectively filtering.Filter of the present invention, such as by reference to Fig. 1 method productions discussed
Filter, it may be advantageous to which there is 85% or bigger, such as 90% or bigger, such as 95% or bigger hardness.
Embodiment 1
By cellulose acetate tow a series of 5 sample filters with similar pressure drop are manufactured with paper(Sample A, B, C, D and
E), there is a series of cellulose acetate to provide:The filter of the ratio between paper.This by using different total deniers acetate fiber
36 g/m of plain tow and different in width2Paper is realized.Also manufacture and compareed comprising 100% the comparable of each material
Filter.Table 1 lists the characteristic of these filters.
Table 1
Sample | Tow item1 | Paper(36 g/m2)Width(mm) | Acetate content(%3) | Paper content(%3) | Pressure drop2(mm WG) |
Acetate compares | - | 100 | 0 | ||
A | 3.8Y37 | 65 | 63 | 37 | 358 |
B | 3.8Y37 | 90 | 57 | 43 | 320 |
C | 8Y28 | 95 | 54 | 46 | 296 |
D | 4.7Y22 | 120 | 45 | 55 | 291 |
E | 6Y17 | 150 | 34 | 66 | 363 |
Paper compares | - | 0 | 100 |
1. it is expressed as filament denier/long filament shape/total denier(x1000), the expression is well known in the art, because
This 3.8Y37 tow has filament denier 3.8, Y shape cross section and total denier 37,000;4.7Y22 tow has single fiber denier
Number 4.7, Y shape cross section and total denier 22,000, it is such.
2. every 66mm filter rods
3. it is expressed as based on the % for bonding coiled material gross weight(By weight), i.e. based on acetate in sample filter and paper gross weight
The wt% of amount.
Using these filter structure cigarettes, at iso conditions smoking, and measure their tar, phenol and cresols production
Output.As expected, because the paper filter efficiency higher than cellulose acetate, the tar of the higher filtering type cigarette of paper content produce
Output reduces.Table 2 lists acquired results and phenol:Tar and cresols:The desired value and measured value of the ratio between tar.It is cited
Desired value be based on estimated acetate compare income value with paper between linear relationship.It can be seen that, all 5 samples all go out
Expect ground and produce the actual measurement ratio lower than expected ratio.Filter A, B and C have the phenol filtering effect of significantly selectivity
Fruit.
Claims (21)
1. a kind of filter for smoke of tobacco or filter cell, it includes bonding coiled material, and the cohesive coiled material includes the first filtering
Material and the second filtering material and optionally one or more other filtering materials;Wherein the first filtering material includes acetic acid
Cellulose tow, the total denier of the cellulose acetate tow is 44,000 or smaller, and filament denier is 2.1~8.3(Such as
2.1~6.3 or 6.5~8.3);And second filtering material include paper.
2. filter for smoke of tobacco according to claim 1 or filter cell, wherein the first filtering material is comprising total denier
11,000~40,000 cellulose acetate tow.
3. according to the filter for smoke of tobacco or filter cell of claim 1 or 2, wherein the first filtering material includes total denier
For 21,000~37,500 cellulose acetate tow.
4. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, wherein the first filtering material bag
Containing the cellulose acetate tow that filament denier is 2.1~6.3.
5. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, wherein the second filtering material bag
Containing filter paper.
6. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, wherein the second filtering material bag
Weight containing base is 20~40 g/m2Paper.
7. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, wherein bonding first in coiled material
The amount of filtering material is based on 20~80 wt% for bonding coiled material.
8. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, wherein bonding second in coiled material
The amount of filtering material is based on 20~80 wt% for bonding coiled material.
9. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, wherein first, second or another
One or more of outer filtering material includes flue gas modifying agent.
10. filter for smoke of tobacco according to claim 9 or filter cell, wherein the second filtering material comprising paper includes
Flue gas modifying agent.
11. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, it is further comprising granular
Additive.
12. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, it is further comprising parcel
Material, such as air-impermeable paper wrapper.
13. substantially above with reference to the filter for smoke of tobacco or filter cell as described in figure 1 and/or 3.
14. according to the filter for smoke of tobacco or filter cell of any one of preceding claims, it has 85% or bigger
Hardness.
15. a kind of method for producing filter for smoke of tobacco or filter cell, this method include:Make the first filtering material coiled material
With the second filtering material coiled material(And optionally, the other coiled material of one or more each self-contained filtering materials in addition)Face
It is accurate;And by through being combined into cohesive coiled material in face of accurate coiled material;Wherein the first filtering material includes cellulose acetate tow, institute
The total denier for stating cellulose acetate tow is 44,000 or smaller, and filament denier is 2.1~8.3(Such as 2.1~6.3 or 6.5
~8.3);And second filtering material include paper.
16. production is substantially such as the method for filter for smoke of tobacco or filter cell described in reference diagram 1 above.
17. a kind of filtering type cigarette, its include be connected with wrapped tobacco rod and a terminal surface towards tobacco, according to power
Profit requires any one of 1~14 filter or includes the filtering of the filter cell according to any one of claim 1~14
Device.
18. a kind of filtering type cigarette, its include be connected with wrapped tobacco rod and a terminal surface towards tobacco, by basis
Filter made of the method for claim 15 or claim 16 or including by according to claim 15 or claim 16
Method made of filter cell filter.
19. comprising multiple end to end according to the filter of claim 1~14 or the multilength rod of filter cell.
20. bond the filtering that coiled material is used as or optionally filters phenolic compound from flue gas such as smoke of tobacco for producing
The purposes of device or filter cell, the cohesive coiled material include the first filtering material and the second filtering material and optionally one kind
Or a variety of other filtering materials.
21. purposes according to claim 20, wherein the first filtering material includes cellulose acetate tow, the cellulose acetate
The total denier of tow is 44,000 or smaller, and filament denier is 2.1~8.3(Such as 2.1~6.3 or 6.5~8.3);And the
Two filtering materials include paper.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1008725.2 | 2010-05-25 | ||
GBGB1008725.2A GB201008725D0 (en) | 2010-05-25 | 2010-05-25 | Tobacco smoke filter |
CN2011800259218A CN102970884A (en) | 2010-05-25 | 2011-05-23 | Tobacco smoke filter |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011800259218A Division CN102970884A (en) | 2010-05-25 | 2011-05-23 | Tobacco smoke filter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107455795A true CN107455795A (en) | 2017-12-12 |
Family
ID=42341288
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710317133.5A Pending CN107455795A (en) | 2010-05-25 | 2011-05-23 | Filter for smoke of tobacco |
CN2011800259218A Pending CN102970884A (en) | 2010-05-25 | 2011-05-23 | Tobacco smoke filter |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011800259218A Pending CN102970884A (en) | 2010-05-25 | 2011-05-23 | Tobacco smoke filter |
Country Status (9)
Country | Link |
---|---|
EP (2) | EP3632232B1 (en) |
CN (2) | CN107455795A (en) |
GB (1) | GB201008725D0 (en) |
HU (2) | HUE059785T2 (en) |
LT (2) | LT2575511T (en) |
PL (2) | PL2575511T3 (en) |
RU (1) | RU2579705C2 (en) |
TW (1) | TWI639392B (en) |
WO (1) | WO2011148126A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103625979B (en) * | 2013-12-06 | 2015-12-30 | 湖南中烟工业有限责任公司 | The cigarette filter tip shaping device of folding mixing cut by tow and filter paper |
LT3117724T (en) * | 2014-03-13 | 2019-06-10 | Daicel Corporation | Cellulose acetate tow band for use in cigarette filters and cigarette filter |
DE102014212974A1 (en) | 2014-07-03 | 2016-01-07 | Hauni Maschinenbau Ag | Apparatus and method for processing at least two tow strips for the production of filters for rod-shaped smoking articles |
JP6613246B2 (en) * | 2014-11-28 | 2019-11-27 | 株式会社ダイセル | Tow band manufacturing device for cellulose acetate fiber for cigarette filter, tow band manufacturing method, and cigarette filter manufacturing method |
PL3599904T3 (en) * | 2017-03-27 | 2021-09-27 | Philip Morris Products S.A. | Apparatus and method for forming filter rods |
KR102386081B1 (en) * | 2020-04-22 | 2022-04-12 | 주식회사 케이티앤지 | Filter for smoking article and smoking article including the same |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1019984A (en) * | 1962-08-03 | 1966-02-09 | Cigarette Components Ltd | Improvements in or relating to smoke filters |
US3396061A (en) * | 1964-06-01 | 1968-08-06 | Celanese Corp | Smoke filters |
DE1432686A1 (en) * | 1963-12-10 | 1969-07-24 | Lohmann Kg Fahr Rhein | Filter body for tobacco products |
GB1269974A (en) * | 1968-05-24 | 1972-04-12 | Lutravil Spinnvlies | Production of ion-woven structures |
EP0366982A2 (en) * | 1988-10-17 | 1990-05-09 | Hoechst Celanese Corporation | Selective delivery and retention of nicotine by-product from cigarette smoke |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US4406294A (en) * | 1982-02-16 | 1983-09-27 | Brown & Williamson Tobacco Corporation | Cigarette filter |
GB9703358D0 (en) * | 1997-02-18 | 1997-04-09 | British American Tobacco Co | Incorporating smoke-modifying agents in smoking material rods |
RU50769U1 (en) * | 2005-09-26 | 2006-01-27 | Марсиль Робертович Ахметшин | COMBINED FILTER FOR CIGARETTE |
-
2010
- 2010-05-25 GB GBGB1008725.2A patent/GB201008725D0/en not_active Ceased
-
2011
- 2011-05-20 TW TW100117748A patent/TWI639392B/en active
- 2011-05-23 PL PL11722854T patent/PL2575511T3/en unknown
- 2011-05-23 HU HUE19205913A patent/HUE059785T2/en unknown
- 2011-05-23 EP EP19205913.7A patent/EP3632232B1/en active Active
- 2011-05-23 EP EP11722854.4A patent/EP2575511B1/en active Active
- 2011-05-23 WO PCT/GB2011/000783 patent/WO2011148126A1/en active Application Filing
- 2011-05-23 CN CN201710317133.5A patent/CN107455795A/en active Pending
- 2011-05-23 HU HUE11722854A patent/HUE047572T2/en unknown
- 2011-05-23 RU RU2012153184/12A patent/RU2579705C2/en active
- 2011-05-23 PL PL19205913.7T patent/PL3632232T3/en unknown
- 2011-05-23 CN CN2011800259218A patent/CN102970884A/en active Pending
- 2011-05-23 LT LTEP11722854.4T patent/LT2575511T/en unknown
- 2011-05-23 LT LTEP19205913.7T patent/LT3632232T/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1019984A (en) * | 1962-08-03 | 1966-02-09 | Cigarette Components Ltd | Improvements in or relating to smoke filters |
DE1432686A1 (en) * | 1963-12-10 | 1969-07-24 | Lohmann Kg Fahr Rhein | Filter body for tobacco products |
US3396061A (en) * | 1964-06-01 | 1968-08-06 | Celanese Corp | Smoke filters |
GB1269974A (en) * | 1968-05-24 | 1972-04-12 | Lutravil Spinnvlies | Production of ion-woven structures |
EP0366982A2 (en) * | 1988-10-17 | 1990-05-09 | Hoechst Celanese Corporation | Selective delivery and retention of nicotine by-product from cigarette smoke |
Also Published As
Publication number | Publication date |
---|---|
EP2575511B1 (en) | 2019-12-04 |
RU2579705C2 (en) | 2016-04-10 |
TWI639392B (en) | 2018-11-01 |
EP3632232B1 (en) | 2022-07-06 |
EP2575511A1 (en) | 2013-04-10 |
CN102970884A (en) | 2013-03-13 |
LT3632232T (en) | 2022-09-12 |
HUE059785T2 (en) | 2022-12-28 |
RU2012153184A (en) | 2014-06-27 |
TW201200042A (en) | 2012-01-01 |
HUE047572T2 (en) | 2020-04-28 |
WO2011148126A1 (en) | 2011-12-01 |
GB201008725D0 (en) | 2010-07-07 |
PL2575511T3 (en) | 2020-08-24 |
LT2575511T (en) | 2020-01-10 |
EP3632232A1 (en) | 2020-04-08 |
PL3632232T3 (en) | 2022-10-24 |
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Application publication date: 20171212 |