CN109082928A - A kind of offal coated white cardboard and the preparation method and application thereof - Google Patents
A kind of offal coated white cardboard and the preparation method and application thereof Download PDFInfo
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- CN109082928A CN109082928A CN201811040588.8A CN201811040588A CN109082928A CN 109082928 A CN109082928 A CN 109082928A CN 201811040588 A CN201811040588 A CN 201811040588A CN 109082928 A CN109082928 A CN 109082928A
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- offal
- coated white
- powder
- preparation
- white cardboard
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/01—Waste products, e.g. sludge
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
Abstract
The invention discloses a kind of offal coated white cardboards and the preparation method and application thereof, comprising the following steps: S1, takes partial size for 1-200 μm of offal powder, after adding water to be prepared into suspension, carries out extraction to the suspension and/or filters pressing is handled；S2, the step S1 is taken treated that offal powder carries out the processing of cationic starch cladding；S3, by step S2 cladding, treated after offal powder mixes with pulp, and the offal coated white cardboard is made after cloth slurry, drainage, press dewatering, drying, coating.Offal coated white cardboard made from the present invention program can be used in the preparation of wrapping paper or packing box.Compared with prior art, not only scheme is economic and environment-friendly by the present invention, but also offal coated white cardboard performance obtained is good.
Description
Technical field
The present invention relates to pulp technology for making paper, and in particular to a kind of offal coated white cardboard and the preparation method and application thereof.
Background technique
Offal is a kind of by-product generated in tobacco manufacture, since its recycling approach is less, cause pole
Big waste.However, offal belongs to plant fiber, if can be effectively applied in papermaking, it will greatly reduce natural resources
Waste, while saving wood pulp for paper fiber.Compared with other paper grade (stock) slurries, offal is handled without boiling, bleaching etc., and cigarette
Itself is containing ingredients such as a large amount of organic matters such as hemicellulose, sugar, pectin in stalk, so that it is in modern high-speed paper machine using upper
There are biggish technical difficulty, such as: 1, influence of the organic matter to paper machine system causes greatly paper machine not manufacture paper with pulp normally in offal；2,
It is exceeded to be added to volatile organic content in cigarette coated white cardboard for organic matter in offal；3, the lignin in offal does not remove pair
The intensity of paper will have an adverse effect.
Based on this, if above-mentioned technical problem can be solved by technological means, offal can be made to be widely used in coating white
On paper jam, the use to waste tobacco stem raw material is increased, saves wood fiber raw material, and then generate preferable economy and Environmental Effect
Benefit.
Summary of the invention
It is adapted to high-speed paper machine the technical problems to be solved by the present invention are: providing a kind of be worked into offal and manufactures paper with pulp simultaneously
Again do not influence product quality performance and can effectively control in cigarette coated white cardboard it is organic wave object content offal coating it is white
Paper jam and preparation method thereof.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted by the present invention are as follows: preparation of offal coated white cardboard
Method, comprising the following steps:
S1, to take partial size be 1-200 μm of offal powder, after adding water to be prepared into suspension, to the suspension carry out extraction and/
Or filters pressing processing；
S2, the step S1 is taken treated that offal powder carries out the processing of cationic starch cladding；
S3, by step S2 cladding, treated after offal powder mix with pulp, through cloth slurry, drainage, squeezes and takes off
The offal coated white cardboard is made after water, drying, coating.
Preferably, in the step S1, the partial size of the offal powder are as follows: 96~120 μm.
Further, in the step S1, the mass percent of offal powder is 3~15% in the suspension, it is preferable that
The mass percent of offal powder is 5~10% in the suspension.
It further, further include that the suspension is subjected to flocculation behaviour before extracting and/or filters pressing operation in the step S1
Make, it is preferable that the flocculation operation are as follows: 2-5% aluminium polychloride and 0.5~1.0% cation are added in the suspension
Polyacrylamide.
Further, the leaching step is after the offal powder that will have been dissolved stands 1-2 hours, and extraction upper layer is contained organic
The aqueous suspension of object；Preferably, it is multiple that leaching step is repeated before being coated.
Further, the filters pressing operation are as follows: the offal powder dissolved is squeezed into plate and frame type filter-press with centrifugal pump,
Under the action of oil pressure, moisture is constantly removed, the organic matter that water is dissolved in offal powder will also remove together with water.
Further, in the step S2, the cationic starch coats processing operation are as follows: after step S1 processing
Offal powder reprocessing be offal powder mass percent be 3~15% (they being preferably 10%) and suspension after, addition offal powder
The cationic starch of quality 3~10% coats offal powder particles.
Further, the step S1 further includes the preparation manipulation of offal powder: partial size being made after offal is crushed, ground
For 1-200 μm of offal powder.
Further, additional proportion of the offal powder in the offal coated white cardboard is 5~30%, preferably 5
~20%.
Further, the pulp includes surface layer pulp, sandwich layer pulp and/or bottom pulp.
The beneficial effects of the present invention are: the present invention program adds the offal powder of recycling in pulp, reduces
Production cost, meanwhile, the coated white cardboard added with offal powder also has antifalse effect；White card made from the present invention program
Paper can satisfy compound cigarette card, printing and the techniques such as gold stamping requirement；By the size controlling of offal powder in 1~200 μ m,
Partial size is small, is conducive to coat, while being also beneficial to improve binding force, reduces offal to bond strength coated white cardboard fiber
It influences；It is copied by removing to be dissolved in being then added on modern high-speed paper machine after the organic matter of water in offal after flooding filters pressing
Make, do not influence the performance of coated white cardboard, at the same can also solve traditional technology it is difficult to control using hygroscopicity value caused by offal powder,
The problems such as volatile organic content is high；Cationic starch cladding will be carried out through filters pressing treated offal powder, and change offal powder
Property enables it to form effective bridging and combination with fiber, promote the retention rate of offal powder, while but also offal paper
Bond strength is further promoted；In addition, the present invention program reduces offal also by the research to slurrying and paper machine technique
Influence to high-speed paper machine white-water system enables offal powder to be widely used in high-speed paper machine and manufactures paper with pulp, do not influence sizability.
The invention also includes offal coated white cardboards made from a kind of preparation method of above-mentioned offal coated white cardboard.
The beneficial effects of the present invention are waste resource of the offal as tobacco business, due to without boiling and bleaching
It not can be used directly in papermaking, offal be usually used for low-grade paper of less demanding after simple crushing milling in the prior art
Kind, and untreated offal powder ru nnability is poor, can not be suitable for modern high-speed paper machine；The cigarette prepared using the present invention program
Stalk coated white cardboard, which can be applied not only to the indexs such as the stiffness of modern high-speed paper machine and paper, inter-layer bonding force, can satisfy
The coated white cardboard of the process requirements of cigarette packaging paper and the present invention program eliminate organic matter through extraction or filters pressing, organic to wave
Sending out object content also completely can be up to standard.
The invention also includes a kind of application of above-mentioned offal coated white cardboard in the preparation of wrapping paper or packing box.
The beneficial effects of the present invention are: the coated white cardboard of the present invention program can be widely applied to cigarette case, gift box
In equal wrapping papers or packing box, the offal that script is discarded is used for cigarette packaging paper, recycles tobacco business waste resource, saves
Paper grade (stock) wood fiber raw material has good social benefit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of offal coated white cardboard made from the embodiment of the present invention 1.
Label declaration:
11, ground paper layer；12, core paper layer；13, body paper facial tissue layer；21, precoated shet；22, core coating；23, finishing coat；31, it carries on the back
Coating.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
A kind of preparation method of offal coated white cardboard, comprising the following steps:
S1, to take partial size be 1-200 μm of offal powder, after adding water to be prepared into suspension, to the suspension carry out extraction and/
Or filters pressing processing；
S2, the step S1 is taken treated that offal powder carries out the processing of cationic starch cladding；
S3, by step S2 cladding, treated after offal powder mix with pulp, through cloth slurry, drainage, squeezes and takes off
The offal coated white cardboard is made after water, drying, coating.
As can be seen from the above description, the beneficial effects of the present invention are: the present invention program adds recycling benefit in pulp
Offal powder reduces production cost, meanwhile, the coated white cardboard added with offal powder also has antifalse effect；The present invention
Art post paperboard made from scheme can satisfy compound cigarette card, printing and the techniques such as gold stamping requirement；By the size controlling of offal powder 1
In~200 μ ms, partial size is small, is conducive to coat, while being also beneficial to improve binding force, reduces offal to coated white cardboard fibre
The influence of bond strength between dimension；By being then added to the modern times after capable of being dissolved in the organic matter of water in removal offal after flooding filters pressing
It manufactures paper with pulp on high-speed paper machine, does not influence the performance of coated white cardboard, while traditional technology can also be solved and used caused by offal powder
The problems such as hygroscopicity value is difficult to control, volatile organic content is high；Cationic starch cladding will be carried out through filters pressing treated offal powder,
The property for changing offal powder enables it to form effective bridging and combination with fiber, promotes the retention rate of offal powder, while also making
The bond strength for obtaining offal paper is further promoted；In addition, the present invention program is also by grinding slurrying and paper machine technique
Study carefully, reduce influence of the offal to high-speed paper machine white-water system, so that offal powder is widely used in high-speed paper machine and manufacture paper with pulp, not shadow
Ring sizability.
Preferably, in the step S1, the partial size of the offal powder are as follows: 96~120 μm.
As can be seen from the above description, the beneficial effects of the present invention are: the size controllings of offal powder at 96~120 μm, paper
Stiffness and inter-layer bonding force improve.
Further, in the step S1, the mass percent of offal powder is 3~15% in the suspension, it is preferable that
The mass percent of offal powder is 5~10% in the suspension.
As can be seen from the above description, the beneficial effects of the present invention are: can be used in paper machine production process the plain boiled water that generates and
Clear water dissolution saves rinse dosage, while the also plain boiled water in recyclable paper machine, further reduced operating cost；By concentration control
Organic matter in offal powder is dissolved into water by system in 5-10%, the method that extracted many times and filters pressing can be used, can be existing
For being run on high-speed paper machine, in the plain boiled water that recycles paper machine will not because organic matter will not cause difficulty of manufacturing paper with pulp because constantly accumulating,
The problems such as with sizability failure；The offal powder for showing that suitable high-speed paper machine is manufactured paper with pulp constantly is tested, with flooding, diffusion water
Amount can be 20~30 times of offal powder.
It further, further include that the suspension is subjected to flocculation behaviour before extracting and/or filters pressing operation in the step S1
Make, it is preferable that the flocculation operation are as follows: 2-5% aluminium polychloride and 0.5~1.0% cation are added in the suspension
Polyacrylamide.
As can be seen from the above description, the beneficial effects of the present invention are: for accelerate extraction or filters pressing speed, in offal powder
2-5% aluminium polychloride and 0.5~1.0% cationic polyacrylamide are added in suspension to increase extraction and speed of filter pressing
50% or more.
Further, the leaching step is after the offal powder that will have been dissolved stands 1-2 hours, and extraction upper layer is contained organic
The aqueous suspension of object；Preferably, it is multiple that leaching step is repeated before being coated.
Further, the filters pressing operation are as follows: the offal powder dissolved is squeezed into plate and frame type filter-press with centrifugal pump,
Under the action of oil pressure, moisture is constantly removed, the organic matter that water is dissolved in offal powder will also remove together with water.
As can be seen from the above description, the beneficial effects of the present invention are: through extraction or filters pressing treated organic removal rate
Up to 75% or more.
Further, in the step S2, the cationic starch coats processing operation are as follows: after step S1 processing
Offal powder reprocessing be offal powder mass percent be 3~15% (they being preferably 10%) and suspension after, addition offal powder
The cationic starch of quality 3~10% coats offal powder particles.
As can be seen from the above description, the beneficial effects of the present invention are: filters pressing, treated that offal dried bean noodles degree is 40~60%,
Therefore, it is necessary to after adding water and being diluted to 10%, then coated；Since the particle of offal powder is smaller, the reservation when paper machine is manufactured paper with pulp
Rate is low, and white-water system is easy disorder, causes difficulty of manufacturing paper with pulp, and therefore, by coating offal powder using cationic starch, makes
Offal powder surface has certain electropositivity, is easy to be adsorbed on fiber, improves the reservation of offal powder, enables it to largely add
Into paper；The dosage for coating cationic starch used is the 3-10% of offal powder, the degree of substitution of cationic starch is 0.041~
0.055D.S。
Further, the step S1 further includes the preparation manipulation of offal powder: partial size being made after offal is crushed, ground
For 1-200 μm of offal powder.
Further, additional proportion of the offal powder in the offal coated white cardboard is 5~30%, preferably 5
~20%.
As can be seen from the above description, the beneficial effects of the present invention are: the dosage maximum of offal powder can add 30%.
Further, the pulp includes surface layer pulp, sandwich layer pulp and/or bottom pulp.
Further, the specific manufacturing process of the offal coated white cardboard is as follows:
Specifically, each process parameters design is as follows: offal powder after cladding can be added to sandwich layer punching slurry in 5-20% ratio
Pump intake, copy paper of surfing the Internet after mixing shorten offal powder online process, reduce offal powder and be lost.
In order to reduce the loss of offal powder in pulp purifiation treatment process, sandwich layer desander slag-discharging valve is turned down.
14% or more, surface layer and bottom resin added are controlled as 4gsm for top sizing surface layer and the control of bottom concentration,
Without plasm-glue-blending, paper face base pastes are slightly beaten for paper surface layer, bottom, fill surface sizing starch by face bottom
Divide and penetrate into paper sandwich layer, improves the bond strength of cardboard interlaminar strength and offal powder and fiber.
In coating station, using infra-red drying mode, make in paper by offal powder bring organic volatile rapid evaporation,
Paper entirety VOCs content is reduced, so that it is met cigarette and is required with art post paperboard.
In hard press polish workshop section, since offal powder is more stiff, paper sheet thickness is higher, by improving calender pressure to 70kN/m
More than, keep paper more smooth, the color performance after being conducive to cigarette cardboard composite print.
The invention also includes offal coated white cardboards made from a kind of preparation method of above-mentioned offal coated white cardboard.
As can be seen from the above description, the beneficial effects of the present invention are: waste resource of the offal as tobacco business, due to not
It not can be used directly in papermaking through boiling and bleaching, usually be used to want after simple crushing milling by offal in the prior art
Not high low-grade paper kind is sought, and untreated offal powder ru nnability is poor, modern high-speed paper machine can not be suitable for；Using this hair
The offal coated white cardboard of bright scheme preparation can be applied not only to the stiffness of modern high-speed paper machine and paper, inter-layer bonding force etc.
Index can satisfy the process requirements of cigarette packaging paper and the coated white cardboard of the present invention program is eliminated through extraction or filters pressing
Organic matter, volatile organic content also completely can be up to standard.
The invention also includes a kind of application of above-mentioned offal coated white cardboard in the preparation of wrapping paper or packing box.
As can be seen from the above description, the beneficial effects of the present invention are: the coated white cardboard of the present invention program can be widely applied
In the wrapping papers such as cigarette case, gift box or packing box, the offal that script is discarded is used for cigarette packaging paper, recycles tobacco row
Industry waste resource saves paper grade (stock) wood fiber raw material, has good social benefit.
A kind of the embodiment of the present invention one are as follows: preparation method of offal coated white cardboard, comprising the following steps:
1), the preparation and processing of offal powder: offal smashes the control of partial size, by being 180- by offal grinding to partial size
200μm；Offal powder pretreatment removal organic matter, offal powder is diluted with water be prepared as 10% solution, use plate and frame filter press
Filters pressing；The offal powder handled through filters pressing is coated using cationic starch, specifically:
A, the control preparation of offal powder diameter: by the tobacco stalk raw material of drying by crushing, flour mill milling be made 180~
200 μm of offal powder, wherein the tobacco stalk raw material of the drying can be by hot-air seasoning, and the moisture after drying in offal is usually controlled
It is made as 6-10%.
B, offal powder pre-processes: the offal powder of milled being configured to 10% solution, is once made through plate and frame filter press filters pressing molten
Organic matter in water filters out together with water in plate and frame filter press, offal 75% or more organic matter removal soluble in water.
C, the offal after filters pressing is diluted to 10% concentration again, and 10% cation shallow lake of offal silty amount is added in example in mass ratio
Powder coats offal powder particles, changes the property of offal powder, so that it is formed effective bridging and combination with fiber, make cigarette
The retention rate for obstructing powder is promoted, and promotes the bond strength of offal paper.
D, the offal powder after cladding is added in center stock by 30%, and the offal powder after cladding can be added to paper machine side
Before layer, sandwich layer or bottom fan pump, is uniformly mixed with slurry, pass through head box cloth slurry, wet end dehydration, press dewatering, drying, painting
Cigarette coated white cardboard is made after cloth.
2), pulping process:
A, the pulping process of facial tissue layer: pulpboard after hydrabrusher size degradation, screened according to a certain ratio, is beaten,
With slurry, last dexter feeder is into manufacturing paper with pulp, wherein by weight percentage, the slurry of the facial tissue layer forms are as follows: 80% bleaching broad-leaved
The wooden kraft pulp, 20% bleached softwood wood kraft pulp.
B, the pulping process of core paper layer: pulpboard after hydrabrusher size degradation, screened according to a certain ratio, is beaten,
With slurry, last dexter feeder is into manufacturing paper with pulp, wherein by weight percentage, the slurry of the core paper layer forms are as follows: 30% bleaching defibrator process
Mechanical pulp, 35% broad-leaved wood sulphate pulp, 5% bleached softwood wood kraft pulp, 20% broken, 10% offal powder；
C, the pulping process of ground paper layer: pulpboard after hydrabrusher size degradation, screened according to a certain ratio, is beaten,
With slurry, last dexter feeder is into manufacturing paper with pulp, wherein by weight percentage, the slurry of the ground paper layer forms are as follows: 80% bleaching broad-leaved
The wooden kraft pulp, 20% bleached softwood wood kraft pulp.
3), paper process for machining:
1. after each paper layer slurry is distinguished drainage, after each paper layer slurry is carried out compound, squeezing, drying, through top sizing
Obtain original paper layer；
2. to step 1. obtained in after original paper layer is coated, dries, batch, rewinding is up to true qualities of the present invention
Fiber coated white cardboard；Wherein, the coating process includes that successively coating precoated shet, core coating and face in original paper layer top surface apply
Layer, and in the bottom surface back coating of original paper layer.Total coating weight of the coating layer is 30g/m2, wherein the painting of the precoated shet
Cloth amount is 12g/m2；The coating weight of core coating is 10g/m2；The coating weight of the finishing coat is 8g/m2；The coating of the back coating
Amount is the starch solution (mass concentration 8%) of 4gsm.
By offal coated white cardboard obtained by manufacturing step as described above, with structure as shown in Figure 1, packet
It includes original paper layer and is located at the coating layer of the original paper layer top surface and the back coating 31 of bottom surface, wherein the original paper layer packet
Facial tissue layer 13, core paper layer 12 made of stacking gradually from top to bottom and ground paper layer 11 are included, also, is contained in the core paper layer 12
Offal powder.The coating layer is located at the upper surface of the facial tissue layer 13, and from the inside to the outside successively includes precoated shet 21, core coating 22
And finishing coat 23.
Obtained offal coated white cardboard is tested for the property under the same conditions with common art post paperboard, test knot
Fruit is as shown in table 1:
1 offal coated white cardboard of table and common art post paperboard performance test contrast table
From the test comparison result of table 1 it is found that relative to common art post paperboard, the painting containing offal powder obtained by the present invention
Cloth art post paperboard, product strength aspect index are slightly better than or are equivalent to common cigarette cardboard product.
The embodiment of the present invention two are as follows: a kind of preparation method of offal coated white cardboard, with the embodiment of the present invention one
Difference is only that filters pressing number is twice.
The embodiment of the present invention three are as follows: a kind of preparation method of offal coated white cardboard, with the embodiment of the present invention two
Difference is only that the diluted concentration after filters pressing is 5%, the COD (Chemical after embodiment two and three filters pressing of embodiment
Oxygen Demand, COD) content is as shown in table 2.
COD content table after the different diluted concentration filters pressings of table 2
| Embodiment two | Embodiment three | |
| Filters pressing concentration | 10% | 5% |
| COD content (mg/L) of filters pressing | 43835 | 20032 |
| Filters pressing COD content (mg/L) twice | 12598 | 10587 |
As can be seen from Table 2, filters pressing is primary, and organic matter can remove 75% or more, and twice, organic matter can remove for filters pressing
90% or more.
The embodiment of the present invention four are as follows: a kind of preparation method of offal coated white cardboard, with the embodiment of the present invention one
Difference is only that: removing organic matter using extraction, the extracting times are six times and the partial size of offal powder is 50 μm of (extraction concentration
For 10%).
The embodiment of the present invention five are as follows: a kind of preparation method of offal coated white cardboard, with the embodiment of the present invention four
Difference is only that: extraction concentration is 5%, and the COD content after example IV is extracted with embodiment five is as shown in table 2.
COD content table after the different extraction concentration extractions of table 3
| Example IV | Embodiment five | |
| Extract concentration | 10% | 5% |
| Extract a COD content (mg/L) | 62750 | 29304 |
| Extract COD content (mg/L) twice | 27691 | 15045 |
| Extract COD content (mg/L) three times | 21207 | 6831 |
| Extract four COD contents (mg/L) | 14280 | 4252 |
| Extract five COD contents (mg/L) | 10820 | 3824 |
| Extract six COD contents (mg/L) | 6925 | 3576 |
Reference examples one of the invention are as follows: a kind of preparation method of offal coated white cardboard, the difference with embodiment one is only
Be: the suspension before cladding is handled without filters pressing or extraction.
Reference examples two of the invention are as follows: a kind of preparation method of offal coated white cardboard, the difference with example IV is only
Be: the suspension before cladding is handled without filters pressing or extraction.
Preparation process and offal coated white cardboard performance to embodiment 1, embodiment 4, reference examples 1 and reference examples 2 carry out
Test, as a result as shown in table 4 below.
Influence of the different organic matter removal modes of table 4 to offal coated white cardboard preparation process and properties of product
Contrast table
Control experiment four of the present invention are as follows: different-grain diameter and cladding operate the influence prepared to offal coated white cardboard, as a result
As shown in table 5.
The influence that 5 different-grain diameter of table and cladding operation prepare offal coated white cardboard
As can be seen from Table 5, offal powder diameter difference is for offal powder suspension dispersion complexity, offal powder and fibre
Tie up the mutual dispersibilities of slurries, paper roughness, stiffness etc. and there are Different Effects, therefore, using the present invention program 1~
Offal powder retention rate after 200 μm of partial size and cladding is higher and can reduce offal to bond strength coated white cardboard fiber
It influences, therefore, the paper sheet stiffness of the present invention program increases, and surface roughness reduces.
In conclusion a kind of offal coated white cardboard provided by the invention and the preparation method and application thereof, the present invention is not only
Scheme is economic and environment-friendly, and offal coated white cardboard performance obtained is good.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of preparation method of offal coated white cardboard, it is characterised in that: the following steps are included:
S1, it takes partial size for 1-200 μm of offal powder, after adding water to be prepared into suspension, the suspension is extracted and/or pressed
Filter processing；
S2, the step S1 is taken treated that offal powder carries out the processing of cationic starch cladding；
S3, by step S2 cladding, treated after offal powder mixes with pulp, through cloth slurry, drainage, press dewatering, does
The offal coated white cardboard is made after dry, coating.
2. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: in the step S1, institute
State the partial size of offal powder are as follows: 96~120 μm.
3. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: in the step S1, institute
The mass percent for stating offal powder in suspension is 3~15%.
4. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: in the step S1, take out
Mention and/or filters pressing operation before further include by the suspension carry out flocculation operation.
5. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: in the step S2, institute
State cationic starch cladding processing operation are as follows: treated that offal powder reprocesses the quality percentage for offal powder by the step S1
After number is 3~15% suspension, the cationic starch that offal silty amount 3~10% is added coats offal powder particles.
6. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: the step S1 further includes
The preparation manipulation of offal powder: the offal powder that partial size is 1-200 μm is made after offal is crushed, ground.
7. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: the offal powder is described
Additional proportion in offal coated white cardboard is 5~30%.
8. the preparation method of offal coated white cardboard according to claim 1, it is characterised in that: the pulp includes
Surface layer pulp, sandwich layer pulp and/or bottom pulp.
9. offal made from a kind of preparation method such as the described in any item offal coated white cardboards of claim 1-8 is coated with white card
Paper.
10. a kind of application of offal coated white cardboard as claimed in claim 9 in wrapping paper or packing box preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811040588.8A CN109082928B (en) | 2018-09-07 | 2018-09-07 | Tobacco stem coated white cardboard and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811040588.8A CN109082928B (en) | 2018-09-07 | 2018-09-07 | Tobacco stem coated white cardboard and preparation method and application thereof |
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| CN109082928B CN109082928B (en) | 2021-01-12 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916238A (en) * | 2019-12-05 | 2020-03-27 | 云南中烟工业有限责任公司 | Tobacco stem pretreatment method applied to high-speed paper machine and white cardboard for cigarettes |
| CN111518318A (en) * | 2020-05-27 | 2020-08-11 | 珠海红塔仁恒包装股份有限公司 | Starch-based biological latex and preparation method and application thereof |
| CN113349407A (en) * | 2021-07-05 | 2021-09-07 | 云南中烟工业有限责任公司 | Tobacco stem pulp sheet, preparation method and application |
| CN113417170A (en) * | 2021-07-06 | 2021-09-21 | 珠海红塔仁恒包装股份有限公司 | Tobacco fiber white cardboard and preparation method thereof |
| CN113564968A (en) * | 2021-07-23 | 2021-10-29 | 上海格森纸业有限责任公司 | Production process of toothpick paper double-lug booklet for packaging toothpicks |
| CN115094677A (en) * | 2022-06-22 | 2022-09-23 | 云南中烟工业有限责任公司 | Preparation method of cardboard paper containing tobacco stem particles and method for improving performance of cardboard paper |
| CN115323822A (en) * | 2022-09-13 | 2022-11-11 | 云南中烟工业有限责任公司 | Corrugated paper containing tobacco stalk material, preparation method and application thereof |
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| CN110916238A (en) * | 2019-12-05 | 2020-03-27 | 云南中烟工业有限责任公司 | Tobacco stem pretreatment method applied to high-speed paper machine and white cardboard for cigarettes |
| CN111518318A (en) * | 2020-05-27 | 2020-08-11 | 珠海红塔仁恒包装股份有限公司 | Starch-based biological latex and preparation method and application thereof |
| CN113349407A (en) * | 2021-07-05 | 2021-09-07 | 云南中烟工业有限责任公司 | Tobacco stem pulp sheet, preparation method and application |
| CN113417170A (en) * | 2021-07-06 | 2021-09-21 | 珠海红塔仁恒包装股份有限公司 | Tobacco fiber white cardboard and preparation method thereof |
| CN113564968A (en) * | 2021-07-23 | 2021-10-29 | 上海格森纸业有限责任公司 | Production process of toothpick paper double-lug booklet for packaging toothpicks |
| CN115094677A (en) * | 2022-06-22 | 2022-09-23 | 云南中烟工业有限责任公司 | Preparation method of cardboard paper containing tobacco stem particles and method for improving performance of cardboard paper |
| CN115323822A (en) * | 2022-09-13 | 2022-11-11 | 云南中烟工业有限责任公司 | Corrugated paper containing tobacco stalk material, preparation method and application thereof |
| CN115323822B (en) * | 2022-09-13 | 2023-05-05 | 云南中烟工业有限责任公司 | Corrugated paper containing tobacco stalk material, preparation method and application thereof |
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