CN206380705U - A kind of preferable ramuscule filter stick of pressure drop stability - Google Patents
A kind of preferable ramuscule filter stick of pressure drop stability Download PDFInfo
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- CN206380705U CN206380705U CN201621346610.8U CN201621346610U CN206380705U CN 206380705 U CN206380705 U CN 206380705U CN 201621346610 U CN201621346610 U CN 201621346610U CN 206380705 U CN206380705 U CN 206380705U
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Abstract
The application belongs to ramuscule cigarette filter rod production technical field, and in particular to a kind of preferable ramuscule filter patent application of pressure drop stability.The preferable ramuscule filter stick of pressure drop stability, its diacetate fiber uses strand specification requirement in the diacetate fiber of non-Y types cross sectional shape, filter stick to be that single-strand is 4.5den ~ 5.5den, and total denier is 15000den ~ 25000den.The non-Y types cross sectional shape diacetate fiber that the application is used, it need to only be suitably modified when preparing on existing diacetate fiber Preparation equipment, it is thus simple to operate, it is easily achieved, but based on the ramuscule filter stick after this improvement because pressure drop stability is preferable, thus with preferable application effect, while also the further improvement for production technologies such as the design research and development of ramuscule filter stick, the controls of ramuscule cigarette quality provides reference and referred to.
Description
Technical field
The application belongs to ramuscule cigarette filter rod production technical field, and in particular to a kind of preferable ramuscule filter of pressure drop stability
Rod patent application.
Background technology
In recent years, ramuscule cigarette shows good growth momentum, and domestic Cigarette Industrial Enterprise is constantly being released new
Ramuscule Cigarettesize, to meet, smoking population is diversified to suck demand.
Ramuscule cigarette is not that simple in physical significance attenuates thick branch cigarette, itself main reason is that, will be common
While the circumference of thick branch cigarette is reduced, the resistance to suction of ramuscule cigarette, hardness, burning fall to bore and bag ash etc. can all change,
The thus development of the Research idea of traditional circumference cigarette unsuitable ramuscule cigarette.
It is the innate advantage of ramuscule cigarette that volume is short and pithy, but because diameter is significantly less than regular-size cigarette, thus resistance to suction
Greatly, influence consumer, which sucks impression, also just turns into the common problem for hindering the development of ramuscule cigarette.Therefore, Cigarette Industrial Enterprise is positive
Explore using online filter tip punching ventilation, change many technological means such as strand specification, the pressure drop of reduction filter stick, optimization tobacco structure
Crack this technical barrier.In prior art thinking, in order to reduce filter stick pressure drop and the filter efficiency of ramuscule cigarette, generally use
Prepared filter stick under the diacetate fiber design of " high single-strand, low total denier ", this design method, because contained tow radical is relative
It is less, thus the quality fluctuation of tow in itself is exaggerated, in turn result in ramuscule filter stick pressure drop less stable.Thus have must for pole
It is further improved, to improve the stability of ramuscule filter stick pressure drop conscientiously.
The content of the invention
By to preparing the redesign in terms of filter stick diacetate fiber cross sectional shape, diacetate fiber denier, the present invention
Purpose is to provide a kind of pressure drop stability preferable ramuscule filter stick, and demand is sucked so as to meet ramuscule cigarette.
Details are as follows for the technical scheme that the application is taken.
A kind of preferable ramuscule filter stick of pressure drop stability, its diacetate fiber uses the diacetate fiber of non-Y types cross sectional shape, filter
Strand specification requirement is in rod, and single-strand is 4.5den ~ 5.5den, and total denier is 15000den ~ 25000den.
The preferable ramuscule filter stick of pressure drop stability, the diacetate fiber of the non-Y types cross sectional shape, its cross sectional shape is
It is relatively small for specific surface areas such as O-shaped, I types, R types, X-types（Specific surface area is less than Y types）Shape.
Application of the preferable ramuscule filter stick of pressure drop stability in cigarette, for ramuscule cigarette, the ramuscule cigarette
Specification is：Length is 120mm, and circumference is 16.8mm.
A kind of method for improving ramuscule cigarette ramuscule filter stick pressure drop stability, ramuscule filter stick uses non-Y with diacetate fiber
Type cross sectional shape diacetate fiber, it is specific using O type cross section shape, I types cross sectional shape, R types cross sectional shape, X-type cross sectional shape etc.
The relatively small diacetate fiber of surface area；Diacetate fiber specification requirement is in ramuscule filter stick：Single-strand is 4.5den ~ 5.5den, always
Denier is 15000den ~ 25000den；Diacetate fiber performance requirement is in ramuscule filter stick：Moisture content is（6.0±1.6）%, finish contains
Measure and be（0.70~1.50）%, the 0N/Ktex of fracture strength >=18., residual acetone content≤0. 30%, content of titanium dioxide is（0.
40±0.20）%.
The preparation method of the non-Y types cross sectional shape diacetate fiber, its main preparing raw material is Cellulose diacetate flake, its
Preparation process is：
First, Cellulose diacetate flake is dissolved in acetone soln, while dissolving, by filter aid and delustering agent
(TiO2) add in solution, multi-stage compression filtration treatment then is carried out to solution, mixed liquor is removed（Spinning solution）In colloid with
And solid impurity；
Secondly, using spinning equipment, mixed serum is as raw material using after filtering, after the spinneret orifice of non-Y types shaped aperture,
The silk of non-Y types cross sectional shape monofilament linear density is formed, the proportioning for carrying out different pore size hole count further according to design requirement carries out spinning；
During spinning, the tow of non-Y types cross sectional shape is after the smaller spinneret orifice spinneret of via hole diameter made from spinning, meanwhile, on spinneret
Spinneret hole number is more than normal ramuscule filter stick tow spinneret；
Finally, tow enters crimping machine after spinning nozzle ejection, enters back into drying machine, heating evaporation fall remnants acetone and
Moisture, forms dry tow, and non-Y types cross sectional shape diacetate fiber finished product is prepared into after being then passed through pendulum wire, packing.
Ramuscule filter stick provided herein, is employed and " high single-strand, low total denier " is opposite in existing ramuscule filter stick sets
Thinking is counted, and employs the design principle of " low single-strand, high total denier ", by the improvement to diacetate fiber cross sectional shape, is obtained
With existing ramuscule filter stick identical pressure drop index, while adding contained diacetate fiber radical in filter stick, thus preferably improve
The stability of ramuscule filter stick pressure drop, reduces the possibility of ramuscule filter stick fluctuation of pressure drop.
For existing diacetate fiber cross sectional shape, as shown in figure 1, Y types are the most commonly used cross sectional shapes.Because vinegar is fine
The difference of tow cross sectional shape, thus cause the difference of tow surface area, and then cause the difference of filter stick filter efficiency, thus it is existing
Although the diacetate fiber for having the cross sectional shape of other in technology is designed, when changing due to single factors, cigarette is often led to overall
The more obvious change of effect, thus in the prior art, for ramuscule filter stick, there is not yet using other sections
The report of face shape diacetate fiber.
In general, the non-Y types cross sectional shape diacetate fiber that the application is used, it only need to be in existing vinegar fibril when preparing
It is suitably modified on beam Preparation equipment, thus it is simple to operate, it is easy to accomplish, but based on the ramuscule filter stick after this improvement due to pressure
Stability drops preferably, thus with preferable application effect, while being also design research and development, the ramuscule cigarette quality control of ramuscule filter stick
The further improvement of the production technologies such as system, which is provided, to be used for reference and refers to.And the present invention compared to existing optimization forming machine parameter,
Improve for the raising pressure drop stability approach of " curing the symptoms, not the disease " such as diacetate fiber quality stability, the present invention is fine from new vinegar
Tow is started with all from this, thus solution pressure drop stability problem is more thorough, and technique effect is also relatively stable, improves effect
Fruit is more obvious, shows preferably application and promotional value.
Brief description of the drawings
Fig. 1 is Y type cross sectional shapes the most commonly used in the prior art；
Fig. 2 ~ 5 are different cross section shape diacetate fiber shape and structure schematic diagram in the application, and wherein Fig. 2 is I types section, figure
3 be O type cross section, and Fig. 4 is R types section, and Fig. 5 is X-type section.
Embodiment
Explanation is further explained to the present invention with reference to embodiment.Before specific embodiment is introduced, first to following
The preparation process of diacetate fiber described in embodiment is briefly discussed below.
The preparation method of non-Y types cross sectional shape diacetate fiber described in following embodiments, its main preparing raw material is two vinegar
Acid cellulose piece, its preparation process is：
First, Cellulose diacetate flake is dissolved in acetone soln, while dissolving, by filter aid and delustering agent
(TiO2) add in solution, multi-stage compression filtration treatment then is carried out to solution, mixed liquor is removed（Spinning solution）In colloid with
And solid impurity；
Secondly, using spinning equipment, mixed serum is as raw material using after filtering, after the spinneret orifice of non-Y types shaped aperture,
The silk of non-Y types cross sectional shape monofilament linear density is formed, the proportioning for carrying out different pore size hole count further according to design requirement carries out spinning；
During spinning, the tow of non-Y types cross sectional shape is after the smaller spinneret orifice spinneret of via hole diameter made from spinning, meanwhile, on spinneret
Spinneret hole number is more than normal ramuscule filter stick tow spinneret；
Finally, tow enters crimping machine after spinning nozzle ejection, enters back into drying machine, heating evaporation fall remnants acetone and
Moisture, forms dry tow, and non-Y types cross sectional shape diacetate fiber finished product is prepared into after being then passed through pendulum wire, packing.
The specific I types section as shown in Fig. 2 ~ Fig. 5 in non-Y types section described in preparation process, O type cross section, R types section, X-type
Section etc.；
It should be noted that diacetate fiber cross sectional shape is according to standard《YCT 169-6-2009 pipe tobacco physicochemical properties
The part of measure the 6th：Cross sectional shape and radial direction degree of profile》Carry out；
It is further to note that ramuscule cigarette filter rod specification described in following embodiments is：Length is 120mm, circumference
For 16.8mm.
Embodiment 1
The preferable ramuscule filter stick of pressure drop stability that the present embodiment is provided, its diacetate fiber uses non-Y types cross sectional shape
Diacetate fiber, the diacetate fiber of the non-Y types cross sectional shape, its cross sectional shape is respectively O-shaped；
Strand specification requirement is that single-strand is 5.0den in filter stick, and total denier is 20000den, and moisture content is（6. 0±1.
6）%, oil content is（0. 70~1. 50）%, the 0N/Ktex of fracture strength >=18., residual acetone content≤0. 30%, dioxy
Changing Ti content is（0. 40±0. 20）%.
Embodiment 2
The preferable ramuscule filter stick of pressure drop stability that the present embodiment is provided, its diacetate fiber uses non-Y types cross sectional shape
Diacetate fiber, the diacetate fiber of the non-Y types cross sectional shape, its cross sectional shape is respectively I types；
Strand specification requirement is that single-strand is 4.5den in filter stick, and total denier is 25000den, and moisture content is（6. 0±1.
6）%, oil content is（0. 70~1. 50）%, the 0N/Ktex of fracture strength >=18., residual acetone content≤0. 30%, dioxy
Changing Ti content is（0. 40±0. 20）%.
To the ramuscule filter stick prepared by embodiment 1,2, it is prepared into by prior art after ramuscule cigarette, to the pressure of ramuscule filter stick
Drop and the filter efficiency of filter stick are detected that testing result is briefly discussed below.
Detection to ramuscule filter stick pressure drop：
The voltage drop detection of filter stick is completed on SODIM combined test stands, and each embodiment is taken out 30 filter sticks of marriage and made at random
For testing sample, average value, the coefficient of variation of institute's test sample product pressure drop are calculated by the automatic computing module of the combined test stand
Deng,
Testing result is as shown in the table：
。
To ramuscule filter stick filter efficiency（In terms of nicotine）Detection：
Nicotine content (mF) and the cambridge filter trapping in filter tip are determined according to YC/T154-2001 and YC/T156-2001
Nicotine content (mH), the calculation formula of nicotine filter efficiency (NFE) is as follows：
NFE=[mF/ (mF+mH)] × 100%；
Filter tip nicotine filter efficiency refers to the percentage that the nicotine retained in filter tip accounts for nicotine in the TPM that cigarette is produced.
Testing result is as shown in the table：
。
Comparative example
To embody the preferable technique effect of ramuscule filter stick pressure drop stability provided herein, applicant uses and now uses tobacco
Industry the diacetate fiber of main specifications be prepared for ramuscule filter stick, be prepared for ramuscule cigarette by prior art and carry out pressure drop
With the specific detection of filter stick filter efficiency.Briefly introduce and be described as follows.
In the prior art, it is mainly Y types section to prepare ramuscule cigarette filter rod with diacetate fiber（Shown in Fig. 1）, specification is main
Have：6.0Y17000 specification diacetate fibers（Comparative example 1）；6.7Y17000 specification diacetate fibers（Comparative example 2）；
It is as shown in the table to ramuscule filter stick voltage drop detection result：
。
To ramuscule filter stick filter efficiency（In terms of nicotine）Testing result is as shown in the table：
。
Above-described embodiment and comparative example detection data are analyzed as can be seen that fine by changing ramuscule filter stick vinegar
The cross sectional shape of tow, can be obviously improved the stability of filter stick pressure drop, while essentially identical filter efficiency is reached, can't
Weaken the flue gas concentration of ramuscule cigarette.The two kinds of diacetate fiber specifications used in comparative example for the current main flow of tobacco business with
, there is pressure drop stability in it, by changing tow cross sectional shape, significantly weaken the presence of the problem, and change
Becoming tow cross sectional shape, method is simple, will not increase extra industrial cost, can quickly accomplish scale production, thus can
Improved for follow-up upper ramuscule cigarette quality and more efficiently reference is provided.
Claims (2)
1. a kind of preferable ramuscule filter stick of pressure drop stability, it is characterised in that its diacetate fiber uses the vinegar of non-Y types cross sectional shape
Strand specification requirement is in fiber tow, filter stick, and single-strand is 4.5den ~ 5.5den, and total denier is 15000den ~ 25000den.
2. the preferable ramuscule filter stick of pressure drop stability as claimed in claim 1, the diacetate fiber of the non-Y types cross sectional shape, its
Cross sectional shape is O-shaped, I types, R types or X-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346610.8U CN206380705U (en) | 2016-12-09 | 2016-12-09 | A kind of preferable ramuscule filter stick of pressure drop stability |
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|---|---|---|---|
| CN201621346610.8U CN206380705U (en) | 2016-12-09 | 2016-12-09 | A kind of preferable ramuscule filter stick of pressure drop stability |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106539126A (en) * | 2016-12-09 | 2017-03-29 | 河南中烟工业有限责任公司 | A kind of preferable ramuscule filter stick of pressure drop stability and its application |
| CN111184253A (en) * | 2018-11-14 | 2020-05-22 | 南通烟滤嘴有限责任公司 | Method for selecting specification of tows for fine filter stick |
-
2016
- 2016-12-09 CN CN201621346610.8U patent/CN206380705U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106539126A (en) * | 2016-12-09 | 2017-03-29 | 河南中烟工业有限责任公司 | A kind of preferable ramuscule filter stick of pressure drop stability and its application |
| CN111184253A (en) * | 2018-11-14 | 2020-05-22 | 南通烟滤嘴有限责任公司 | Method for selecting specification of tows for fine filter stick |
| CN111184253B (en) * | 2018-11-14 | 2022-03-25 | 南通烟滤嘴有限责任公司 | Method for selecting specification of tows for fine filter stick |
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