CN104957756B - A kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos - Google Patents
A kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos Download PDFInfo
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/14—Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
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Abstract
The present invention relates to a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos, calcium carbonate is added in the mixed slurry of certain beating degree by the method, calcium carbonate and mixed slurry is made fully to adsorb formation complex, wrap up with carboxymethyl cellulose, form bigger wadding aggressiveness, again with aluminum sulfate to wadding aggressiveness surface modification and disposal of stability, after being mixed with slurry by modified calcium carbonate by multiple elements design retention aid and filtering aid system, it is processed into reconstituted tobacco through manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.Calcium carbonate and the adhesion of slurry that employing this method is modified strengthen, and not easily run off, and modified calcium carbonate retention in reconstituted tobacco is high.
Description
[technical field]
The invention belongs to tobacco processing techniques, relate to papermaking-method reconstituted tobaccos production field, be a kind of first with
Mixed slurry absorption calcium carbonate forms complex, in conjunction with carboxymethyl cellulose, complex is carried out coating modification,
The last side improving the effective retention of calcium carbonate in papermaking-method reconstituted tobaccos by polynary retention principal curvature system
Method.
[background technology]
Reconstituted tobacco is also known as recombination tobacco leaf, reconstituted tobacoo, homogenizing Nicotiana tabacum L. etc..Abroad open from mid-term in last century
Begin research use papermaking-method reconstituted tobaccos, and domestic papermaking-method reconstituted tobaccos industry development and starting are the most later, but
Development speed and technological progress are all very fast, and papermaking-method reconstituted tobaccos is saving raw tobacco material, lowering harm and decreasing coking, increasing
The aspects such as fragrant humectation, prominent cigarette product style and features all have stronger functional type effect, current paper process
Reconstituted tobacco has become the raw material that Chinese-style cigarette is important and indispensable.
The processing mode of reconstituted tobacco typically has following several, roll-in method, paper process, thick paste method, is impregnated with
Method, microplate method etc., wherein papermaking-method reconstituted tobaccos is topmost processing mode.Papermaking-method reconstituted tobaccos
Mainly with the cabo produced during Medicated cigarette and beating and double roasting, fragment, offal, ash rod, discarded tobacco leaf etc.
For raw material, it is equipped with other non-tobacco fibrous raw material, additives etc., through extracting, concentrate, pull an oar, manufacturing paper with pulp,
It is coated with, is dried, the process such as cuts, make the shape course of processing close to natural tobacco.
Main tobacco material used by cabo and fragment tobacco business papermaking-method reconstituted tobaccos.Cabo mainly carries
For the fiber of reconstituted tobacco, fragment is provided that preferable aroma substance, is the master of reconstituted tobacco fragrance matter
Originate.But the content of cellulose in the tobacco material such as cabo and fragment is relatively low, add the effect of non-fiber
Mainly improve content of cellulose in slurry, increase the physical strength of chip base, it is simple to following process.At present,
Domestic reconstituted tobacco manufacturing enterprise all uses the non-tobacco fibrous raw materials such as wood pulp.
Calcium carbonate is additive important in papermaking-method reconstituted tobaccos production process, according to calcium carbonate production method
Difference, calcium carbonate is divided into precipitated calcium carbonate, ground calcium carbonate, gel calcium carbonate and crystal calcium carbonate, mesh
Before, most of papermaking-method reconstituted tobaccos manufacturing enterprises all use precipitated calcium carbonate as filler.Calcium carbonate can have
Effect improves physical property and the permeance property of chip base, reduces the substance release amount such as reconstituted tobacco product tar and CO.
Traditional using method of calcium carbonate is usually and is added directly into Nicotiana tabacum L. mixing slurry according to certain design proportion
In material, it is allowed to mix homogeneously with slurry by mechanical agitation.Compared to tobacco slurry, the particle diameter of calcium carbonate is very
Little, during manufacturing paper with pulp, wet end runs off serious, therefore, only by the pure physics between calcium carbonate and tobacco slurry
Adsorption, is extremely difficult to effective flocculation therebetween, causes a large amount of calcium carbonate to run off in vain.Actual raw
In product, being accomplished by strengthening the usage amount of calcium carbonate to improve retention, its result frequently can lead to more carbon
Acid calcium loss in plain boiled water, adds cost, reduces reuse plain boiled water quality, adds sewage disposal energy consumption
Consume with ton product water.
In actual production, the general size using retention weighs carbon in the papermaking-method reconstituted tobaccos course of processing
The effective rate of utilization of acid calcium.At present, papermaking-method reconstituted tobaccos, during adding calcium carbonate, generally exists
The problem that retention is low, directly affects reconstituted tobacco product quality.In recent years, improve calcium carbonate retention rate to grind
Study carefully difficult point and the focus of always papermaking-method reconstituted tobaccos area research.
Research shows, (a) adds outer fibre can improve calcium carbonate retention rate and the quality of Nicotiana tabacum L. paper substrate.Patent
CN201210190343 describes a kind of wood pulp cellulose that adds in tobacco material is starched when handsheet, with raising again
The method making Nicotiana tabacum L. paper substrate quality.
B () changes calcium carbonate addition manner, can improve the retention of calcium carbonate.Patent CN 101822419 A
Describe a kind of by adding soluble carbonate salt solution in the slurry, improve in papermaking-method reconstituted tobaccos chip base
The method of calcium carbonate retention rate.Patent CN 103919271 A describes one and is first mixed with calcium carbonate by tobacco pulp
Close making beating, then add plus fiber and chitosan retention agent, with the method improving calcium carbonate retention rate.
C () often carries out covering property in paper industry and modifies the retention studying raising filler, king filler
Intelligent duckweed reports employing epoxychloropropane Cross-linking Cationic Starch and grinding calcium carbonate is carried out coating modification, can carry
Raise and fill out the tensile strength of paper, bursting strength and filler retention [China's papermaking, 2010,1 (29)]；Shen
Calcium carbonate is coated with by the quiet employing carboxymethyl cellulose/aluminum sulfate that reports, and improves height and fills out the mechanical property of paper
And calcium carbonate retention rate (Carbohydrate Polymer, 2010,81).But such grinds at Nicotiana tabacum L. manufacture field
Studying carefully relatively fewer, it is coating agent pair that patent CN 103859576 A describes a kind of employing native potato starch
Pearl filler carries out parcel process, uses charge adjusting agent regulation pulp fiber surface charge, by parcel
Filler adds in tobacco slurry, with the method improving fiber and filler retention.
D () utilizes retention agent to improve calcium carbonate retention in chip base to a certain extent, wherein chitosan,
Guar gums etc. have preferable retention and drainage effect.Patent CN 102715641 A describes a kind of by copying
Sheet step is added calcium carbonate, wood pulp cellulose and guar gum in tobacco slurry and is improved reconstituted tobacco paper substrate quality
Method.Patent CN 102715642 A describes a kind of raising and adds carbon in tobacco slurry in handsheet step
The method that acid calcium and guar gum improve reconstituted tobacco paper substrate quality.Hu Huiren reports employing chitosan/swollen
The retention aid and filtering aid system of profit soil microgranule binary improves tobacco slurry and the retention of filler, improves Nicotiana tabacum L. substrate
Quality [China's papermaking, 2011,4 (30)].At present, most domestic reconstituted tobacco enterprise is the most aborning
Chitosan, guar gum etc. is used to improve retention aid and filtering aid performance.
Other aspects, patent CN 103829364 A describes a kind of by salt coating fluid, improves calcium carbonate
Retention on reconstituted tobacco and distribution consistency degree, thus improve the humid keeping performance of reconstituted tobacco, physical property
Matter and the method for sensory evaluating smoking's effect.
The studies above shows, by change calcium carbonate addition manner, add wood pulp cellulose and use chitosan,
The measures such as guar gum auxiliary agent, although retention and the chip base of calcium carbonate in chip base can be improved to a certain extent
Physical index.But mostly rest on laboratory stage, actual production process deposits middle operability is strong, makes
By problems such as poor effect, effective retention of calcium carbonate in chip base is caused in actual production process still to reach not
To expection requirement.The present invention is formed first with mixed slurry absorption calcium carbonate such as wood pulp, cabo and chopped fiber
Complex, carries out coating modification in conjunction with carboxymethyl cellulose to complex, finally by polynary retention principal curvature
System comprehensively improves the retention of calcium carbonate, studies carefully according to our literature survey and yet there are no relevant report.
[summary of the invention]
[solving the technical problem that]
For overcoming the defect that in existing papermaking-method reconstituted tobaccos production process, calcium carbonate using method exists, this
Bright technical problem to be solved provides one and first passes through mixed slurry absorption calcium carbonate formation complex, then
In conjunction with carboxymethyl cellulose, complex is carried out coating modification, finally improve by polynary retention principal curvature system
The method of the effective retention of calcium carbonate in papermaking-method reconstituted tobaccos.
To achieve these goals, the present invention uses mixed slurry fiber calcium carbonate to be carried out pretreatment, by carbon
Acid calcium adds in the Nicotiana tabacum L. mixed slurry of certain beating degree, first makes calcium carbonate and mixed slurry be formed compound
Thing, then uses carboxymethyl cellulose that complex carries out parcel modification, makes wadding aggressiveness, with aluminum sulfate pair
Wadding aggressiveness surface modification.On this basis, the multiple elements design such as chitosan, guar gum and bentonite are used to help
Drainage system is stayed to process slurry.By the existing papermaking-method reconstituted tobaccos technological process of production, through manufacturing paper with pulp, squeezing,
Be coated with, be dried, the process such as cut is processed into papermaking-method reconstituted tobaccos.
[technical scheme]
The present invention is achieved through the following technical solutions.
A kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos, comprise the following steps:
Step A: by wood pulp cellulose size degradation, the wood pulp being prepared as beating degree 50～80 ° of SR by fiberizer is fine
Dimension slurry；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 10～40 ° of SR of degree；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of beating degree 15～35 ° of SR；
Step D: compound concentration is the calcium carbonate soln of 2.0～5.0%, standby；
Step E: take relative to calcium carbonate quality 10～the wood pulp cellulose slurry of 40%, calcareous relative to carbonic acid
Amount 10～the tobacco chippings slurry of 30%, relative to calcium carbonate quality 10～the cabo slurry of 30%, all add
In the calcium carbonate soln of step D and under stirring frequency 200～500rpm, stir 30～60min obtain carbon
Acid calcium and mixed slurry fibre composites；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
1～the carboxymethyl cellulose of 15%, then in temperature 10～60 DEG C, the condition of stirring frequency 200～500rpm
Lower stirring 10～60min obtains calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to calcium carbonate quality 0～the aluminum sulfate of 5.0%, then in temperature 10～60 DEG C, stirring frequency
Stir 10～60min under conditions of 200～500rpm and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for tobacco slurry absolute dry mass 5～the carbon modified measuring step G of 50% by calcium carbonate quality
Acid calcium stirs with tobacco slurry with mixed slurry fibre composites, obtains Nicotiana tabacum L. mixed slurry；
Step I: take relative to tobacco slurry absolute dry mass 0～the guar gum of the chitosan of 0.7%, 0～0.5%,
0～1.5% bentonite be configured to multiple elements design retention aid and filtering aid system solution；Described multiple elements design retention is helped
Filter system solution adds to Nicotiana tabacum L. mixed slurry, and in temperature 10～60 DEG C, stirring frequency 200～500rpm
Under conditions of stir 10～60min；Then cigarette is reproduced through manufacturing paper with pulp, squeeze, be coated with, be dried, cut to be processed into
Leaf.
According to a particular embodiment of the invention, described wood pulp cellulose is softwood pulp fiber, hardwood pulp fibre
One or both combinations in dimension；Described wood pulp cellulose is true qualities wood pulp cellulose or bleached wood pulp fiber.
According to a particular embodiment of the invention, described calcium carbonate is precipitated calcium carbonate.
According to a particular embodiment of the invention, the beating degree of described tobacco slurry is 10～40 ° of SR.
According to a particular embodiment of the invention, described step E takes relative to calcium carbonate quality 25～35%
Wood pulp cellulose slurry, relative to calcium carbonate quality 10～the tobacco chippings slurry of 20%, relative to calcium carbonate
Quality 10～the cabo slurry of 20%, all join in the calcium carbonate soln of step D and in stirring frequency 200～
Stir 30～60min under 500rpm and obtain calcium carbonate and mixed slurry fibre composites.
According to a particular embodiment of the invention, described step F adds relative to calcium carbonate quality 5～10%
Carboxymethyl cellulose.
According to a particular embodiment of the invention, described step G adds relative to calcium carbonate quality 1.0～
The aluminum sulfate of 3.5%.
According to a particular embodiment of the invention, the described raw material used by tobacco slurry include cabo, fragment,
One or more in wood pulp, and offal, flue dust rod, discarded tobacco leaf, non-tobacco fiber.
According to a particular embodiment of the invention, the beating degree of described tobacco slurry is 20～30 ° of SR.The most right
The present invention is further described.
A kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos, comprise the following steps:
Step A: by wood pulp cellulose size degradation, the wood pulp being prepared as beating degree 50～80 ° of SR by fiberizer is fine
Dimension slurry；Wherein in wood pulp cellulose size degradation, solid-to-liquid ratio is 1:5～1:10；The concentration of wood pulp cellulose slurry be 10～
50%；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 10～40 ° of SR of degree；Wherein tobacco chippings extracts solid-to-liquid ratio is 1:5～1:10；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of beating degree 15～35 ° of SR；Wherein cabo extracts solid-to-liquid ratio is 1:5～1:10；
Step D: compound concentration is the calcium carbonate soln of 2.0～5.0%, standby；
Step E: take relative to calcium carbonate quality 10～the wood pulp cellulose slurry of 40%, calcareous relative to carbonic acid
Amount 10～the tobacco chippings slurry of 30%, relative to calcium carbonate quality 10～the cabo slurry of 30%, all add
In the calcium carbonate soln of step D and under stirring frequency 200～500rpm, stir 30～60min obtain carbon
Acid calcium and mixed slurry fibre composites；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
1～the carboxymethyl cellulose of 15%, then in temperature 10～60 DEG C, the condition of stirring frequency 200～500rpm
Lower stirring 10～60min obtains calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to calcium carbonate quality 0～the aluminum sulfate of 5.0%, then in temperature 10～60 DEG C, stirring frequency
Stir 10～60min under conditions of 200～500rpm and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for tobacco slurry absolute dry mass 5～the carbon modified measuring step G of 50% by calcium carbonate quality
Acid calcium stirs with tobacco slurry with mixed slurry fibre composites, obtains Nicotiana tabacum L. mixed slurry；
Step I: take relative to tobacco slurry absolute dry mass 0～the guar gum of the chitosan of 0.7%, 0～0.5%,
0～1.5% bentonite be configured to multiple elements design retention aid and filtering aid system solution；Described multiple elements design retention is helped
Filter system solution adds to Nicotiana tabacum L. mixed slurry, and in temperature 10～60 DEG C, stirring frequency 200～500rpm
Under conditions of stir 10～60min；Then cigarette is reproduced through manufacturing paper with pulp, squeeze, be coated with, be dried, cut to be processed into
Leaf.
Being stirred mixing with calcium carbonate by wood pulp cellulose slurry, tobacco chippings slurry and cabo slurry is by carbon
Acid calcium is adsorbed onto on mixed slurry；The addition of carboxymethyl cellulose is and calcium carbonate and mixed slurry fiber composite
The surface being coated on complex after thing contact forms the wadding aggressiveness that granule is bigger；The addition of aluminum sulfate is to make carboxylic first
Base cellulose cross-links under aluminum sulfate effect, forms stable wadding aggressiveness.
Mix with calcium carbonate again after this method first prepares the fibers into the fibre stuff of certain beating degree, and not
Be fiber is mixed with calcium carbonate after be prepared as the fibre stuff of certain beating degree again, be due to compared to Nicotiana tabacum L.
Pulp fiber, the particle diameter of calcium carbonate is the least, and during manufacturing paper with pulp, wet end runs off serious, therefore, only by carbonic acid
Pure physisorption between calcium and baccy fiber, is extremely difficult to effective flocculation therebetween, causes big
Amount calcium carbonate runs off in vain.And combined with calcium carbonate by the baccy fiber slurry of certain beating degree, can make
Calcium carbonate active adsorption is on baccy fiber.
In the present invention, described multiple elements design retention aid and filtering aid system solution is for taking relative to tobacco slurry over dry
The bentonite of quality 0～the guar gum of the chitosan of 0.7%, 0～0.5%, 0～1.5% is configured to mass fraction
It is the solution of 1～5%.According to a preferred embodiment of the invention, described multiple elements design retention aid and filtering aid system is molten
Liquid be take relative to tobacco slurry absolute dry mass 0.1～the guar gum of the chitosan of 0.7%, 0.1～0.5%, 0.5～
The solution of the bentonite preparation of 1.5%.According to a preferred embodiment of the invention, described multiple elements design retention helps
Filter system solution is to take relative to tobacco slurry absolute dry mass 0.2～the Guar of the chitosan of 0.5%, 0.2～0.4%
The bentonite of glue, 0.6～1.2% is configured to the solution that mass fraction is 1～5%.
A specific embodiment according to the present invention, described wood pulp cellulose is softwood pulp fiber, leaf wood
One or both combinations in pulp fibres；Described wood pulp cellulose is true qualities wood pulp cellulose or bleached wood pulp fiber.
According to a preferred embodiment of the invention, described wood pulp cellulose is true qualities softwood pulp fibers.
A specific embodiment according to the present invention, described tobacco chippings is generation during beating and double roasting
One or more in the fragment of screening, discarded tobacco leaf in tobacco chippings, the throwing course of processing.
A specific embodiment according to the present invention, described cabo be produce during beating and double roasting cabo,
One or more during the stalk of screening is signed in the short stalk of screening, cigarette processing process in cigarette processing process.
According to a particular embodiment of the invention, described calcium carbonate is precipitated calcium carbonate.
According to a particular embodiment of the invention, the beating degree of described tobacco slurry is 10～40 ° of SR.According to this
The preferred embodiment of invention, the beating degree of described tobacco slurry is 20～30 ° of SR.
According to a particular embodiment of the invention, described step E takes relative to calcium carbonate quality 25～35%
Wood pulp cellulose slurry, relative to calcium carbonate quality 10～the tobacco chippings slurry of 20%, relative to calcium carbonate
Quality 10～the cabo slurry of 20%, all join in the calcium carbonate soln of step D and in stirring frequency 200～
Stir 30～60min under 500rpm and obtain calcium carbonate and mixed slurry fibre composites.
According to a particular embodiment of the invention, described step F adds relative to calcium carbonate quality 5～10%
Carboxymethyl cellulose.
According to a particular embodiment of the invention, described step G adds relative to calcium carbonate quality 1.0～
The aluminum sulfate of 3.5%.According to a preferred embodiment of the invention, described step G adds relative to calcium carbonate
Quality 1.5～the aluminum sulfate of 3.0%.
According to a preferred embodiment of the invention, described step H accounts for tobacco slurry over dry by calcium carbonate quality
Quality 20～40% the modified calcium carbonate measuring step G stir with tobacco slurry with mixed slurry fibre composites
Mix uniformly, obtain Nicotiana tabacum L. mixed slurry.According to the more preferred embodiment of the present invention, described step H is pressed
Calcium carbonate quality account for tobacco slurry absolute dry mass 25～35% the modified calcium carbonate measuring step G with mix slurry
Material fibre composites stirs with tobacco slurry, obtains Nicotiana tabacum L. mixed slurry.
According to a particular embodiment of the invention, the described raw material used by tobacco slurry include cabo, fragment,
One or more in wood pulp, and offal, flue dust rod, discarded tobacco leaf, non-tobacco fiber.I.e. tobacco pulp
Raw material used by material includes cabo, fragment, wood pulp, it is also possible to include offal, flue dust rod, discarded tobacco leaf,
One or more in non-tobacco fiber.
[beneficial effect]
Calcium carbonate, from the characteristic of the calcium carbonate used by papermaking-method reconstituted tobaccos, is added to necessarily by the present invention
In the mixed slurry of beating degree, calcium carbonate and mixed slurry is made fully to adsorb formation complex, fine with carboxymethyl
Dimension element wraps up, and forms bigger wadding aggressiveness, then with aluminum sulfate to wadding aggressiveness surface modification and disposal of stability,
Modified calcium carbonate strengthens with the adhesion of slurry, and not easily runs off, and modified calcium carbonate is at reconstituted tobacco
Retention in chip base is high.
Tradition directly adding method calcium carbonate first-past retention in chip base is typically 10～50%, and uses
The inventive method can make calcium carbonate first-past retention bring up to 80～95%, and calcium carbonate effective rate of utilization greatly carries
Height, can effectively reduce production cost, improve reconstituted tobacco chip base quality.
Contrast traditional method, it is simple, easily operated that method used in the present invention possesses technological process, produces
Papermaking-method reconstituted tobaccos chip base loose, Filling power high, flammability is good, tar and CO burst size is relatively low, sense
Official's mass is significantly better than existing method, has higher application value.
[accompanying drawing explanation]
Fig. 1 is the modified calcium carbonate electron-microscope scanning figure with mixed slurry fibre composites of embodiment 1.
Fig. 2 is the electron-microscope scanning figure of unmodified calcium carbonate and mixed slurry fibre composites.
[detailed description of the invention]
The present invention is will be better understood that by following embodiment.
Embodiment 1:
Step A: by broad-leaved true qualities wood pulp cellulose size degradation, be prepared as the wood of 50 ° of SR of beating degree by fiberizer
Pulp fibres slurry；Wherein in wood pulp cellulose size degradation, solid-to-liquid ratio is 1:6；The concentration of wood pulp cellulose slurry is 10%；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 10 ° of SR of degree；Wherein tobacco chippings extracts solid-to-liquid ratio is 1:8；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of 25 ° of SR of beating degree；Wherein cabo extracts solid-to-liquid ratio is 1:8；
Step D: compound concentration is the calcium carbonate soln of 2.0%, standby；
Step E: take the wood pulp cellulose slurry relative to calcium carbonate quality 10%, relative to calcium carbonate quality 10%
Tobacco chippings slurry, relative to the cabo slurry of calcium carbonate quality 30%, all join the carbonic acid of step D
Stir 30min in calcium solution and under 30 DEG C of stirring frequency 350rpm of temperature and obtain calcium carbonate and mixed slurry fibre
Dimension complex；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
The carboxymethyl cellulose of 10%, then stirs 20min under conditions of temperature 45 C, stirring frequency 350rpm
Obtain calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to the aluminum sulfate of calcium carbonate quality 5.0%, then in temperature 45 C, stirring frequency 300rpm
Under the conditions of stir 30min and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for the modified carbonic acid measuring step G of tobacco slurry absolute dry mass 15% by calcium carbonate quality
Calcium and mixed slurry fibre composites and beating degree are that 10 ° of SR tobacco slurries stir, and obtain Nicotiana tabacum L. mixing
Slurry；
Step I: take the chitosan relative to tobacco slurry absolute dry mass 0.4%, the guar gum of 0.2%, 1.0%
Bentonite be configured to multiple elements design retention aid and filtering aid system solution；By described multiple elements design retention aid and filtering aid system
Solution adds to Nicotiana tabacum L. mixed slurry, and stirs under conditions of temperature 25 DEG C, stirring frequency 300rpm
30min；Then it is processed into reconstituted tobacco through manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.
In an embodiment of the present invention, the Nicotiana tabacum L. produced during the raw material used by tobacco slurry is beating and double roasting
The cabo that produces during fragment, beating and double roasting, the fragment of screening in the throwing course of processing, discarded tobacco leaf
Mixing.
The electron-microscope scanning figure of modified calcium carbonate and mixed slurry fibre composites is as shown in Figure 1.
In reconstituted tobacco, calcium carbonate retention rate is according to tobacco business standard " carbonic acid in YC/T 314-2009 cigarette paper
Calcium catalyst potentiometric titration ", after testing, in reconstituted tobacco, calcium carbonate retention rate is 83.26%.
Gained reconstituted tobacco product physical and chemical index meets Standard.Aesthetic quality is through expert opinion, and fragrance is pure
Just, flue gas is fine and smooth, thoroughly send out, and xylon gas is less, and zest is less, inhales taste pure, comfortable.
Gained reconstituted tobacco is added in cigarette product by 10%, with the cigarette product being not added with reconstituted tobacco
Comparing, tar is propped up by 12.28mg/ and is reduced to 11.13mg/ and props up, and CO is propped up by 12.36mg/ and is reduced to 11.20mg/
?.
Embodiment 2:
Step A: by needle true qualities wood pulp cellulose size degradation, be prepared as the wood of 65 ° of SR of beating degree by fiberizer
Pulp fibres slurry；Wherein in wood pulp cellulose size degradation, solid-to-liquid ratio is 1:5；The concentration of wood pulp cellulose slurry is 20%；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 20 ° of SR of degree；Wherein tobacco chippings extracts solid-to-liquid ratio is 1:10；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of 25 ° of SR of beating degree；Wherein cabo extracts solid-to-liquid ratio is 1:8；
Step D: compound concentration is the calcium carbonate soln of 3.0%, standby；
Step E: take the wood pulp cellulose slurry relative to calcium carbonate quality 30%, relative to calcium carbonate quality 35%
Tobacco chippings slurry, relative to the cabo slurry of calcium carbonate quality 10%, all join the carbonic acid of step D
Stir 15min in calcium solution and under 35 DEG C of stirring frequency 300rpm of temperature and obtain calcium carbonate and mixed slurry fibre
Dimension complex；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
The carboxymethyl cellulose of 5%, then stirs 15min under conditions of temperature 35 DEG C, stirring frequency 300rpm
Obtain calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to the aluminum sulfate of calcium carbonate quality 3.0%, then in temperature 35 DEG C, stirring frequency 300rpm
Under the conditions of stir 45min and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for the modified carbonic acid measuring step G of tobacco slurry absolute dry mass 35% by calcium carbonate quality
Calcium and mixed slurry fibre composites and beating degree are that 20 ° of SR tobacco slurries stir, and obtain Nicotiana tabacum L. mixing
Slurry；
Step I: take the chitosan relative to tobacco slurry absolute dry mass 0.1%, the guar gum of 0.3%, 0.5%
Bentonite be configured to multiple elements design retention aid and filtering aid system solution；By described multiple elements design retention aid and filtering aid system
Solution adds to Nicotiana tabacum L. mixed slurry, and stirs under conditions of temperature 30 DEG C, stirring frequency 350rpm
20min；Then it is processed into reconstituted tobacco through manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.
In an embodiment of the present invention, the Nicotiana tabacum L. produced during the raw material used by tobacco slurry is beating and double roasting
The cabo that produces during fragment, beating and double roasting, the fragment of screening in the throwing course of processing, discarded tobacco leaf
Mixing.
In reconstituted tobacco, calcium carbonate retention rate is according to tobacco business standard " carbonic acid in YC/T 314-2009 cigarette paper
Calcium catalyst potentiometric titration ", after testing, in reconstituted tobacco, calcium carbonate retention rate is 81.17%.
Gained reconstituted tobacco product physical and chemical index meets Standard.Aesthetic quality is through expert opinion, and fragrance is pure
Just, flue gas is fine and smooth, thoroughly send out, and xylon gas is less, and zest is less, inhales taste pure, comfortable.
Gained reconstituted tobacco is added in cigarette product by 5%, with the cigarette product phase being not added with reconstituted tobacco
Ratio, tar is propped up by 12.28mg/ and is reduced to 12.65mg/ and props up, and CO is propped up by 12.36mg/ and is reduced to 11.59mg/
?.
Embodiment 3:
Step A: by broad-leaved bleached wood pulp fiber size degradation, be prepared as the wood of 70 ° of SR of beating degree by fiberizer
Pulp fibres slurry；Wherein in wood pulp cellulose size degradation, solid-to-liquid ratio is 1:5；The concentration of wood pulp cellulose slurry is 30%；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 30 ° of SR of degree；Wherein tobacco chippings extracts solid-to-liquid ratio is 1:8；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of 30 ° of SR of beating degree；Wherein cabo extracts solid-to-liquid ratio is 1:8；
Step D: compound concentration is the calcium carbonate soln of 4.0%, standby；
Step E: take the wood pulp cellulose slurry relative to calcium carbonate quality 20%, relative to calcium carbonate quality 20%
Tobacco chippings slurry, relative to the cabo slurry of calcium carbonate quality 20%, all join the carbonic acid of step D
Stir 20min in calcium solution and under 25 DEG C of stirring frequency 300rpm of temperature and obtain calcium carbonate and mixed slurry fibre
Dimension complex；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
The carboxymethyl cellulose of 10%, then stirs 30min under conditions of temperature 25 DEG C, stirring frequency 200rpm
Obtain calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to the aluminum sulfate of calcium carbonate quality 5.0%, then in temperature 25 DEG C, stirring frequency 200rpm
Under the conditions of stir 30min and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for the modified carbonic acid measuring step G of tobacco slurry absolute dry mass 25% by calcium carbonate quality
Calcium and mixed slurry fibre composites and beating degree are that 30 ° of SR tobacco slurries stir, and obtain Nicotiana tabacum L. mixing
Slurry；
Step I: take the chitosan relative to tobacco slurry absolute dry mass 0.4%, the guar gum of 0.1%, 0.8%
Bentonite be configured to multiple elements design retention aid and filtering aid system solution；By described multiple elements design retention aid and filtering aid system
Solution adds to Nicotiana tabacum L. mixed slurry, and stirs under conditions of temperature 45 C, stirring frequency 350rpm
30min；Then it is processed into reconstituted tobacco through manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.
In an embodiment of the present invention, the Nicotiana tabacum L. produced during the raw material used by tobacco slurry is beating and double roasting
The cabo that produces during fragment, beating and double roasting, the fragment of screening in the throwing course of processing, discarded tobacco leaf
Mixing.
In reconstituted tobacco, calcium carbonate retention rate is according to tobacco business standard " carbonic acid in YC/T 314-2009 cigarette paper
Calcium catalyst potentiometric titration ", after testing, in reconstituted tobacco, calcium carbonate retention rate is 80.34%.
Gained reconstituted tobacco product physical and chemical index meets Standard.Aesthetic quality is through expert opinion, and fragrance is pure
Just, flue gas is fine and smooth, thoroughly send out, and xylon gas is less, and zest is less, inhales taste pure, comfortable.
Gained reconstituted tobacco is added in cigarette product by 5%, with the cigarette product phase being not added with reconstituted tobacco
Ratio, tar is propped up by 12.28mg/ and is reduced to 11.73mg/ and props up, and CO is propped up by 12.36mg/ and is reduced to 11.68mg/
?.
Embodiment 4:
Step A: by needle bleached wood pulp fiber size degradation, be prepared as the wood of 80 ° of SR of beating degree by fiberizer
Pulp fibres slurry；Wherein in wood pulp cellulose size degradation, solid-to-liquid ratio is 1:6；The concentration of wood pulp cellulose slurry is 40%；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 40 ° of SR of degree；Wherein tobacco chippings extracts solid-to-liquid ratio is 1:8；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of 15 ° of SR of beating degree；Wherein cabo extracts solid-to-liquid ratio is 1:8；
Step D: compound concentration is the calcium carbonate soln of 5.0%, standby；
Step E: take the wood pulp cellulose slurry relative to calcium carbonate quality 40%, relative to calcium carbonate quality 10%
Tobacco chippings slurry, relative to the cabo slurry of calcium carbonate quality 10%, all join the carbonic acid of step D
Stir 30min in calcium solution and under 30 DEG C of stirring frequency 350rpm of temperature and obtain calcium carbonate and mixed slurry fibre
Dimension complex；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
The carboxymethyl cellulose of 15%, then stirs 20min under conditions of temperature 45 C, stirring frequency 350rpm
Obtain calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to the aluminum sulfate of calcium carbonate quality 2.0%, then in temperature 45 C, stirring frequency 300rpm
Under the conditions of stir 30min and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for the modified carbonic acid measuring step G of tobacco slurry absolute dry mass 15% by calcium carbonate quality
Calcium and mixed slurry fibre composites and beating degree are that 30 ° of SR tobacco slurries stir, and obtain Nicotiana tabacum L. mixing
Slurry；
Step I: take the chitosan relative to tobacco slurry absolute dry mass 0.1%, the guar gum of 0.5%, 1.5%
Bentonite be configured to multiple elements design retention aid and filtering aid system solution；By described multiple elements design retention aid and filtering aid system
Solution adds to Nicotiana tabacum L. mixed slurry, and stirs under conditions of temperature 25 DEG C, stirring frequency 300rpm
30min；Then it is processed into reconstituted tobacco through manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.
In an embodiment of the present invention, the Nicotiana tabacum L. produced during the raw material used by tobacco slurry is beating and double roasting
The cabo that produces during fragment, beating and double roasting, the fragment of screening in the throwing course of processing, discarded tobacco leaf
Mixing.
In reconstituted tobacco, calcium carbonate retention rate is according to tobacco business standard " carbonic acid in YC/T 314-2009 cigarette paper
Calcium catalyst potentiometric titration ", after testing, in reconstituted tobacco, calcium carbonate retention rate is 82.26%.
Gained reconstituted tobacco product physical and chemical index meets Standard.Aesthetic quality is through expert opinion, and fragrance is pure
Just, flue gas is fine and smooth, thoroughly send out, and xylon gas is less, and zest is less, inhales taste pure, comfortable.
Gained reconstituted tobacco is added in cigarette product by 15%, with the cigarette product being not added with reconstituted tobacco
Comparing, tar is propped up by 12.28mg/ and is reduced to 10.98mg/ and props up, and CO is propped up by 12.36mg/ and is reduced to 10.86mg/
?.
Embodiment 5:
Step A: by needle true qualities wood pulp cellulose size degradation, be prepared as the wood of 50 ° of SR of beating degree by fiberizer
Pulp fibres slurry；Wherein in wood pulp cellulose size degradation, solid-to-liquid ratio is 1:10；The concentration of wood pulp cellulose slurry is 10%；
Step B: be soaked in water extraction by tobacco chippings, the solid content after extraction is prepared as making beating by fiberizer
The tobacco chippings slurry of 10 ° of SR of degree；Wherein tobacco chippings extracts solid-to-liquid ratio is 1:8；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared as by thread rolling machine and fiberizer
The cabo slurry of 35 ° of SR of beating degree；Wherein cabo extracts solid-to-liquid ratio is 1:8；
Step D: compound concentration is the calcium carbonate soln of 2.0%, standby；
Step E: take the wood pulp cellulose slurry relative to calcium carbonate quality 10%, relative to calcium carbonate quality 20%
Tobacco chippings slurry, relative to the cabo slurry of calcium carbonate quality 30%, all join the carbonic acid of step D
Stir 30min in calcium solution and under 30 DEG C of stirring frequency 350rpm of temperature and obtain calcium carbonate and mixed slurry fibre
Dimension complex；
Step F: add relative to calcium carbonate quality in the calcium carbonate and mixed slurry fibre composites of step E
The carboxymethyl cellulose of 4%, then stirs 20min under conditions of temperature 45 C, stirring frequency 350rpm
Obtain calcium carbonate and the mixed slurry fibre composites of carboxymethyl cellulose cladding；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to the aluminum sulfate of calcium carbonate quality 3.5%, then in temperature 45 C, stirring frequency 300rpm
Under the conditions of stir 30min and obtain modified calcium carbonate and mixed slurry fibre composites；
Step H: account for the modified carbonic acid measuring step G of tobacco slurry absolute dry mass 50% by calcium carbonate quality
Calcium and mixed slurry fibre composites and beating degree are that 10 ° of SR tobacco slurries stir, and obtain Nicotiana tabacum L. mixing
Slurry；
Step I: take the chitosan relative to tobacco slurry absolute dry mass 0.1%, the guar gum of 0.3%, 1.2%
Bentonite be configured to multiple elements design retention aid and filtering aid system solution；By described multiple elements design retention aid and filtering aid system
Solution adds to Nicotiana tabacum L. mixed slurry, and stirs under conditions of temperature 25 DEG C, stirring frequency 300rpm
30min；Then it is processed into reconstituted tobacco through manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.
In an embodiment of the present invention, the Nicotiana tabacum L. produced during the raw material used by tobacco slurry is beating and double roasting
The cabo that produces during fragment, beating and double roasting, the fragment of screening in the throwing course of processing, discarded tobacco leaf
Mixing.
In reconstituted tobacco, calcium carbonate retention rate is according to tobacco business standard " carbonic acid in YC/T 314-2009 cigarette paper
Calcium catalyst potentiometric titration ", after testing, in reconstituted tobacco, calcium carbonate retention rate is 80.39%.
Gained reconstituted tobacco product physical and chemical index meets Standard.Aesthetic quality is through expert opinion, and fragrance is pure
Just, flue gas is fine and smooth, thoroughly send out, and xylon gas is less, and zest is less, inhales taste pure, comfortable.
Gained reconstituted tobacco is added in cigarette product by 10%, compared with the cigarette product being not added with reconstituted tobacco,
Tar is propped up by 12.28mg/ and is reduced to 11.23mg/ and props up, and CO is propped up by 12.36mg/ and is reduced to 11.36mg/ and props up.
Claims (9)
1. one kind is improved the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos, it is characterised in that the method includes
Following steps:
Step A: by wood pulp cellulose size degradation, the wood pulp being prepared as beating degree 50～80 ° of SR by fiberizer is fine
Dimension slurry；
Step B: be soaked in water extraction by tobacco chippings, and the solid content after extraction is prepared in dozen by fiberizer
The tobacco chippings slurry of the degree of beating 10～40 ° of SR；
Step C: be soaked in water extraction by cabo, and the solid content after extraction is prepared by thread rolling machine and fiberizer
Become the cabo slurry of beating degree 15～35 ° of SR；
Step D: compound concentration is the calcium carbonate soln of 2.0～5.0%, standby；
Step E: take relative to calcium carbonate quality 10～the wood pulp cellulose slurry of 40%, calcareous relative to carbonic acid
Amount 10～the tobacco chippings slurry of 30%, relative to calcium carbonate quality 10～the cabo slurry of 30%, all add
In the calcium carbonate soln of step D and under stirring frequency 200～500rpm, stir 30～60min obtain
Calcium carbonate and mixed slurry fibre composites；
Step F: add calcareous relative to carbonic acid in the calcium carbonate and mixed slurry fibre composites of step E
The amount 1～carboxymethyl cellulose of 15%, then in temperature 10～60 DEG C, stirring frequency 200～500rpm
Under the conditions of stir 10～60min obtain carboxymethyl cellulose cladding calcium carbonate and mixed slurry fiber composite
Thing；
Step G: in the calcium carbonate being coated with to the carboxymethyl cellulose of step F and mixed slurry fibre composites
Add relative to calcium carbonate quality 0～the aluminum sulfate of 5.0%, then in temperature 10～60 DEG C, stirring frequency
Stir 10～60min under conditions of 200～500rpm and obtain modified calcium carbonate and mixed slurry fiber composite
Thing；
Step H: account for tobacco slurry absolute dry mass 5～the modification measuring step G of 50% by calcium carbonate quality
Calcium carbonate stirs with tobacco slurry with mixed slurry fibre composites, obtains Nicotiana tabacum L. mixed slurry；
Step I: take relative to tobacco slurry absolute dry mass 0～the guar gum of the chitosan of 0.7%, 0～0.5%,
0～1.5% bentonite be configured to multiple elements design retention aid and filtering aid system solution, chitosan, guar gum, swelling
The consumption of soil is not all zero；Described multiple elements design retention aid and filtering aid system solution is added to Nicotiana tabacum L. mixing slurry
Material, and under conditions of temperature 10～60 DEG C, stirring frequency 200～500rpm, stir 10～60min；So
It is processed into reconstituted tobacco by manufacturing paper with pulp, squeeze, be coated with, be dried, cutting.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
It is characterized in that described wood pulp cellulose is one or both groups in softwood pulp fiber, hardwood pulp fiber
Close；Described wood pulp cellulose is true qualities wood pulp cellulose or bleached wood pulp fiber.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
It is characterized in that described calcium carbonate is precipitated calcium carbonate.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
The beating degree that it is characterized in that described tobacco slurry is 10～40 ° of SR.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
It is characterized in that described step E taking relative to calcium carbonate quality 25～the wood pulp cellulose slurry of 35%, phase
For calcium carbonate quality 10～the tobacco chippings slurry of 20%, relative to calcium carbonate quality 10～the cabo of 20%
Slurry, all join in the calcium carbonate soln of step D and stir under stirring frequency 200～500rpm 30～
60min obtains calcium carbonate and mixed slurry fibre composites.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
It is characterized in that described step F adding relative to calcium carbonate quality 5～the carboxymethyl cellulose of 10%.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
It is characterized in that described step G adding relative to calcium carbonate quality 1.0～the aluminum sulfate of 3.5%.
The most according to claim 1 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
It is characterized in that the raw material used by described tobacco slurry includes cabo, fragment, wood pulp, and offal, cigarette
One or more in ash rod, discarded tobacco leaf.
The most according to claim 4 a kind of improve the method for calcium carbonate retention rate in papermaking-method reconstituted tobaccos,
The beating degree that it is characterized in that described tobacco slurry is 20～30 ° of SR.
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Effective date of registration: 20170124 Address after: Nanping Nan'an District of Chongqing City Road 400000 No. 2 Patentee after: China Tobacco Chongqing Industrial Co.,Ltd. Patentee after: CHINA TOBACCO SICHUAN INDUSTRIAL Co.,Ltd. Patentee after: SHANDONG RUIBOSI TOBACCO Co.,Ltd. Patentee after: YANTAI ZHONGHAI DIAOYUTAI BIOTECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 610000 Jackie Chan Road, Chengdu economic and Technological Development Zone, Longquanyi District, Sichuan, China, No. 2, No. Patentee before: CHINA TOBACCO CHUANYU INDUSTRIAL Co.,Ltd. Patentee before: SHANDONG RUIBOSI TOBACCO Co.,Ltd. Patentee before: YANTAI ZHONGHAI DIAOYUTAI BIOTECHNOLOGY DEVELOPMENT CO.,LTD. |
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