CN107314953A - A kind of assay method of paper-process reconstituted tobacco coating fluid permeance property - Google Patents
A kind of assay method of paper-process reconstituted tobacco coating fluid permeance property Download PDFInfo
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- CN107314953A CN107314953A CN201710700974.4A CN201710700974A CN107314953A CN 107314953 A CN107314953 A CN 107314953A CN 201710700974 A CN201710700974 A CN 201710700974A CN 107314953 A CN107314953 A CN 107314953A
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- Prior art keywords
- coating fluid
- reconstituted tobacco
- paper
- turbidity
- assay method
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/04—Investigating osmotic effects
Abstract
The invention discloses a kind of assay method of paper-process reconstituted tobacco coating fluid permeance property, comprise the following steps：S01, circular specimen is cut into by smooth reconstituted tobacco substrate, is folded and is opened from centre in coniform, is put into glass funnel；S02, with pipette, extract 5~20ml coating fluids, coating fluid in pipette is all transferred into funnel, starts timing, and coating fluid takes out conical flask after conical flask, 2~10min are gradually instilled from funnel；S03, detects its turbidity after solution in conical flask is well mixed, repeat detection process calculating and obtains average turbidity T；In S04, the clear water that the coating fluid of same volume is directly instilled to equivalent, it is well mixed after detect its turbidity is T0, while detecting that clear water turbidity is Tw；S05, paper-process reconstituted tobacco coating fluid permeability is characterized as penetration index X：A kind of infiltrative assay method of paper-process reconstituted tobacco coating fluid that the present invention is provided, simple to operate, measurement result is accurate.
Description
Technical field
The present invention relates to a kind of assay method of paper-process reconstituted tobacco coating fluid permeance property, belong to Tobacco Analysis
Technical field.
Background technology
Papermaking-method reconstituted tobaccos technology is, for raw material, to process and be made with paper technology with offal, tobacco leaf fragment, offal etc.
Inhale the product of taste with tobacco, papermaking-method reconstituted tobaccos due to degrading resistance property is good, tar reduction effect significantly, product quality can
The features such as plasticity is strong, extensive utilization has been obtained in tobacco business.
Coating fluid is to influence the most important component of papermaking-method reconstituted tobaccos interior quality, is coated with by paper machine, coating fluid
Osmotic absorption in the substrate, so as to assign papermaking-method reconstituted tobaccos product certain odor characteristic.Therefore, the coating fluid of substrate oozes
Permeability is very important index.Patent CN201410448887.0 and CN201410049455.2, which are individually disclosed, utilizes light
The method for learning the coating fluid permeance property of contact angle tester and infiltration kinetic analyzer measure papermaking-method reconstituted tobaccos chip base.
But, both the above method is required for adding special absorbability detection device, therefore actual Difficulty.It there is no in addition
Open report on the permeability detecting method research of the coating fluid of papermaking-method reconstituted tobaccos tobacco substrate.
A kind of method for inventing reliable measurement paper-process reconstituted tobacco coating fluid permeance property is intended to, is determined
During the transmissometer that uses be the common detection device of enterprise, therefore this method is practical, can preferably instruct paper process
The production of reconstituted tobacco.
By literature search, have no and disclose report with identical of the present invention.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of coating fluid suitable for paper-process reconstituted tobacco and oozed
The assay method of permeability energy, the method is simple to operate, and measurement result is accurate, can preferably instruct the product of papermaking-method reconstituted tobaccos to open
Hair and production.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of paper-process reconstituted tobacco coating
The assay method of liquid permeance property, it is characterised in that：Comprise the following steps：
S01, several circular specimens of the same size are cut into by smooth reconstituted tobacco substrate, and half sample is just faced
On, second half sample reverse side turns into a quarter sector upward, by sample doubling twice, then obtains some in circle from centre opening
The filter paper of taper；
S02, should have 0.5-1cm's between coniform filter paper is put at the top of funnel, funnel top (i.e. top) and filter paper
Distance, the conical surface of filter paper is fitted substantially with glass funnel inwall；Contained in the opening of one container of funnel lower end outlet alignment, container
There is clear water；
S03, with pipette, extract 5~20ml coating fluids, coating fluid in pipette is fully transferred to the filter paper in funnel
On, start timing, during coating fluid gradually passes through filter paper and instills container from funnel lower end, container is taken out after 2~10min；It will hold
Its turbidity is detected after solution is well mixed in device；
S04, repeat step S02-S03 obtain the turbidity that coating fluid is each passed through mixed solution after each coniform filter paper,
Calculating obtains average turbidity T；
S05, the coating fluid of volume same with step S03 is directly instilled in the clear water with step S02 equivalent, is well mixed
It is T with reference to turbidity to detect obtained coating fluid afterwards0, detection clear water turbidity is Tw；
S06, paper-process reconstituted tobacco coating fluid permeability is characterized as penetration index X： X
Value is bigger, and the coating fluid permeance property of paper-process reconstituted tobacco is better.
The reconstituted tobacco substrate is before step S01 in 22 DEG C ± 1 DEG C of temperature, the condition of relative humidity 60% ± 3%
Lower balance 48h.
The reconstituted tobacco substrate is that production line is obtained or homemade smooth, the unabroken papermaking-method reconstituted tobaccos in laboratory
Substrate.
In step S01, described reconstituted tobacco substrate uses standard quantitative sampler to be cut into area for 0.01m2Circle
Shape.
In step S02, described container is to fill 20~200ml clear water in 50-500ml conical flasks, conical flask.It is preferred that
, 50~100ml clear water is filled in conical flask.
In step S03, the coating fluid is the mixed solution of tobacco extract concentrate and essence and flavoring agent material, concentration
20-50%, the mass percent that the concentration is tobacco extract, essence and flavoring agent is accounted in mixed solution.
In step S04, coating fluid is with reference to turbidity T0, clear water turbidity Tw can be by repeatedly detecting the flat of obtained turbidity
Average.
As described above, in papermaking-method reconstituted tobaccos of the present invention the coating fluid permeance property of substrate assay method,
Have the advantages that：
Coating fluid of the assay method by the use of paper-process reconstituted tobacco sample to be measured as filter paper filter some amount,
In certain time, the substrate of different permeability can filter different amounts of coating fluid, and this partial penetration mistake is dissolved by equivalent clear water
The coating liquid energy gone forms the solution of different turbidity, and then by the coating fluid permeance property of computational representation substrate.This method is not
It is only capable of characterizing substrates of different to the permeability of same coating fluid, can also characterizes infiltration of the same substrate to different coating fluids
Property.A kind of infiltrative assay method of paper-process reconstituted tobacco coating fluid that the present invention is provided, simple to operate, measurement result
Accurately, the paper-process reconstituted tobacco coating fluid permeability index of measure can characterize the spy of paper-process reconstituted tobacco
Property.
Brief description of the drawings
The dynamic process schematic diagram of Fig. 1 substrate samples coating fluid infiltration；
Fig. 2 is that sample folds sequential process schematic diagram；
Fig. 3 cone test paper is put into the schematic diagram of glass funnel.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
The drawings and the specific embodiments, are expanded on further the present invention.
A kind of quantitative assay method of papermaking-method reconstituted tobaccos product, it is characterised in that：Comprise the following steps：
S01, several circular specimens of the same size are cut into by smooth reconstituted tobacco substrate, and half is face-up, separately
Upward, by sample doubling twice, fan-shaped (Fig. 2) as a quarter, it is in coniform (Fig. 3 left sides to be opened from centre to half reverse side
Figure), glass funnel is put into, the distance (Fig. 3) that there should be 0.5-1cm between glass funnel top and filter paper, glass funnel lower exit port
Alignment is placed with a conical flask, and (i.e. taper bottleneck is directed at the liquid flowing outlet of glass funnel lower end, and conical flask leaks positioned at glass
Bucket lower section), 20~200ml clear water is filled in conical flask；
Coating fluid in pipette, with pipette, extract 5~20ml coating fluids, is quickly all transferred into by S02 with ear washing bulb
In funnel, start timing, coating fluid takes out conical flask after conical flask, 2~10min are gradually instilled from funnel；Except conical flask
Outside, other sizeable vessel can also be placed.Detection consumption, the filter paper area of coating fluid selection need to consider that experiment can be grasped
The property made.
S03, detects its turbidity after solution in conical flask is well mixed, repeat detection process calculating and obtains average turbidity T；
Sample (i.e. filter paper) can only be filtered once, repeat to need to be detected respectively with multiple clean filter paper when detecting.It is some to magnify
Small consistent circular specimen, half is face-up, and upward, it finally takes turbidity average value to second half reverse side as Duplicate Samples, prevents
Only there is two sides poor.
In S04, the clear water that the coating fluid of same volume is directly instilled to equivalent, it is well mixed after detect its turbidity is
T0, while detecting that clear water turbidity is Tw；This step recommends repetition S04 operations, carries out repeated detection, and repetition is instilled, mixed, inspection
Survey, finally average.
S05, paper-process reconstituted tobacco coating fluid permeability is characterized as penetration index X： X
Value is bigger, and the coating fluid permeance property of paper-process reconstituted tobacco is better.
Preferably, the detection substrate sample is before detection in suitable environment (22 DEG C ± 1 DEG C of temperature, relative humidity
60% ± 3%) under balance 48h.Because the sample moisture content under different humidity is different, sample permeability is caused to have difference, therefore enter
The balancing run of this step of row.
Preferably, the reconstituted tobacco substrate is that production line is obtained or homemade smooth, the unabroken papermaking in laboratory
Method reconstituted tobacco substrate.
Preferably, in step S01, described reconstituted tobacco substrate can use standard quantitative sampler be cut into area for
0.01m2Circle.
Embodiment one：
Compare permeability of the paper-process reconstituted tobacco made from various processes to same coating fluid.From production
Line obtains three kinds of paper-process reconstituted tobacco samples made from different beating process respectively.Substrate sample is in 22 DEG C ± 1 of temperature
DEG C, 48h is placed in the environment of relative humidity 60% ± 3%, its moisture is balanced, smooth, unabroken part in sample 1 is chosen and uses
Standard quantitative sampler is cut into 6 areas for 0.01m2Disk.The circular paper three cut is face-up, three
Open reverse side upward, doubling twice respectively is fan-shaped as a quarter, and it is in coniform to be opened from centre, is put into glass funnel, glass
The outlet of funnel aligned beneath, which is placed in a conical flask, conical flask, fills 50ml clear water, with pipette, extract 10ml coating fluids, uses
Coating fluid in pipette is quickly all transferred into funnel by ear washing bulb, starts timing, and coating fluid gradually instills cone from funnel
After shape bottle, 5min, conical flask is taken out, its turbidity is detected after solution in conical flask is well mixed.10ml coating fluids are directly dripped
Enter in 50ml clear water, its turbidity is detected to obtain after being well mixed, while detecting clear water turbidity.Repeat to examine using different substrate samples
Survey process, the testing result such as table 1 of three substrate samples is respectively obtained by calculating：
The coating fluid permeability of the substrates of different sample of table 1 compares
The data in table, the coating fluid permeability of substrate 3 is optimal.
Embodiment two：
Compare permeability of the different coating fluids in same paper-process reconstituted tobacco.One kind is obtained from production line to make
The coating fluid of paper method reconstituted tobacco substrate sample and three kinds of different formulations.Substrate sample is in 22 DEG C ± 1 DEG C of temperature, relative humidity
48h is placed in 60% ± 3% environment, its moisture is balanced, smooth, unabroken part in sample is chosen and is sampled with standard quantitative
Device is cut into 6 areas for 0.01m2Disk.The circular paper that cuts three is face-up, three reverse side upward,
Doubling twice respectively, fan-shaped as a quarter, it is in coniform to be opened from centre, and it is right below glass funnel, glass funnel to be put into
A conical flask is placed in quasi- outlet, fills 50ml clear water in conical flask, with pipette, extract 10ml coating fluids sample 1, with washing ear
Coating fluid in pipette is quickly all transferred into funnel by ball, starts timing, and coating fluid gradually instills conical flask from funnel,
After 5min, conical flask is taken out, its turbidity is detected after solution in conical flask is well mixed.10ml coating fluids sample 1 is directly dripped
Enter in 50ml clear water, its turbidity is detected to obtain after being well mixed, while detecting clear water turbidity.Repeated using different coating fluid samples
Detection process, the testing result such as table 2 of three kinds of coating fluid samples is respectively obtained by calculating：
The permeability of the different coating fluid samples of table 2 compares
The data in table, the permeability of coating fluid 1 is optimal.
Embodiment three：
Detect the dynamic process that coating fluid permeates in paper-process reconstituted tobacco.Paper-making method reconstructed cigarette is obtained from production line
Leaf substrate sample and coating fluid sample.Substrate sample is put in 22 DEG C ± 1 DEG C of temperature in the environment of relative humidity 60% ± 3%
48h is put, its moisture is balanced, smooth, unabroken part in sample is chosen and 4 areas is cut into standard quantitative sampler
For 0.01m2Disk.The circular paper three cut is face-up, and three reverse side upward, distinguish doubling twice, as four
/ mono- is fan-shaped, is opened from centre in coniform, is put into glass funnel, a taper is placed in the outlet of glass funnel aligned beneath
50ml clear water is filled in bottle, conical flask, with pipette, extract 10ml coating fluids sample 1, will be applied with ear washing bulb is quick in pipette
Cloth liquid is all transferred into funnel, starts timing, and coating fluid is gradually instilled from funnel after conical flask, 1min, takes out conical flask,
Its turbidity is detected after solution in conical flask is well mixed.10ml coating fluids sample 1 is directly instilled in 50ml clear water, mixing is equal
Its turbidity is detected to obtain after even, while detecting clear water turbidity.Coating fluid time of penetration is gradually extended, detection process is repeated, passed through
The permeability for respectively obtaining coating fluid under different times of penetration is calculated, as a result such as table 3：
The permeability of the different time of penetration samples of table 3 compares
The permeability data of different time of penetration samples is mapped, and generates Trendline, as shown in Figure 1.
As illustrated, the substrate sample coating fluid penetration index is in good linear relationship with time of penetration.
In summary, the present invention is simple and quick, requires relatively low to testing conditions, repeats the result coefficient of variation of detection
Respectively less than 10%, show that testing result reliability is higher, it is adaptable to papermaking-method reconstituted tobaccos production, using and technical research in
Detection to reconstituted tobacco substrate coating fluid permeance property, with preferable economy and practicality.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (7)
1. a kind of assay method of paper-process reconstituted tobacco coating fluid permeance property, it is characterised in that：Comprise the following steps：
S01, several circular specimens of the same size are cut into by smooth reconstituted tobacco substrate, and half sample is face-up, separately
Half sample reverse side turns into a quarter sector upward, by sample doubling twice, then obtains some in coniform from centre opening
Filter paper；
S02, the distance that should have 0.5-1cm between coniform filter paper is put at the top of funnel, funnel top and filter paper, the cone of filter paper
Fitted substantially with glass funnel inwall in face；Clear water is filled in the opening of one container of funnel lower end outlet alignment, container；
S03, with pipette, extract 5~20ml coating fluid, coating fluid in pipette is fully transferred on the filter paper in funnel, opened
Beginning timing, during coating fluid gradually passes through filter paper and instills container from funnel lower end, takes out container after 2~10min；Will be molten in container
Its turbidity is detected after liquid is well mixed；
S04, repeat step S02-S03 obtain the turbidity that coating fluid is each passed through mixed solution after each coniform filter paper, calculate
Obtain average turbidity T；
S05, the coating fluid of volume same with step S03 is directly instilled in the clear water with step S02 equivalent, is examined after being well mixed
The coating fluid measured is T with reference to turbidity0, detection clear water turbidity is Tw；
S06, paper-process reconstituted tobacco coating fluid permeability is characterized as penetration index X： X values are got over
Greatly, the coating fluid permeance property of paper-process reconstituted tobacco is better.
2. assay method according to claim 1, it is characterised in that：The reconstituted tobacco substrate before step S01
48h is balanced under conditions of 22 DEG C ± 1 DEG C of temperature, relative humidity 60% ± 3%.
3. assay method according to claim 1, it is characterised in that：The reconstituted tobacco substrate is that production line is obtained or real
Test homemade smooth, the unabroken paper-process reconstituted tobacco in room.
4. assay method according to claim 1, it is characterised in that：In step S01, described reconstituted tobacco substrate is used
Standard quantitative sampler is cut into area for 0.01m2Circle.
5. assay method according to claim 1, it is characterised in that：In step S02, described container is bored for 50-500ml
20~200ml clear water is filled in shape bottle, conical flask.
6. assay method according to claim 1, it is characterised in that：In step S03, the coating fluid is tobacco extract
The mixed solution of concentrate and essence and flavoring agent material, concentration 20-50%, the concentration is tobacco extract, essence and flavoring agent accounts for mixing
Mass percent in solution.
7. assay method according to claim 1, it is characterised in that：In step S04, coating fluid is with reference to turbidity T0, clear water is turbid
Degree Tw can be the average value by repeatedly detecting obtained turbidity.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612994A (en) * | 2018-11-30 | 2019-04-12 | 福建中烟工业有限责任公司 | Image capture detection device and method of the reconstituted tobacco to coating fluid absorbent properties |
| CN110726648A (en) * | 2019-10-25 | 2020-01-24 | 中国烟草总公司郑州烟草研究院 | Method for characterizing diffusion rate of glycerol solution system in tobacco sheet |
| CN111189943A (en) * | 2020-03-05 | 2020-05-22 | 中国烟草总公司郑州烟草研究院 | Method for detecting glycerin permeation rate in tobacco flakes |
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| CN104596993A (en) * | 2015-02-06 | 2015-05-06 | 江苏鑫源烟草薄片有限公司 | Method for determining concentration of recycled tobacco leaf extracting liquid or concentrated liquid by nephelometry |
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| CH648667A5 (en) * | 1979-09-11 | 1985-03-29 | Krupp Gmbh | Use of an apparatus for measuring light absorption or scattering to determine the solubility of extracts of biochemical substances |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109612994A (en) * | 2018-11-30 | 2019-04-12 | 福建中烟工业有限责任公司 | Image capture detection device and method of the reconstituted tobacco to coating fluid absorbent properties |
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| CN110726648A (en) * | 2019-10-25 | 2020-01-24 | 中国烟草总公司郑州烟草研究院 | Method for characterizing diffusion rate of glycerol solution system in tobacco sheet |
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| CN111189943A (en) * | 2020-03-05 | 2020-05-22 | 中国烟草总公司郑州烟草研究院 | Method for detecting glycerin permeation rate in tobacco flakes |
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