CN108797180A - A method of papermaking magma or business card body paper are prepared by plant residue - Google Patents
A method of papermaking magma or business card body paper are prepared by plant residue Download PDFInfo
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- CN108797180A CN108797180A CN201810586148.6A CN201810586148A CN108797180A CN 108797180 A CN108797180 A CN 108797180A CN 201810586148 A CN201810586148 A CN 201810586148A CN 108797180 A CN108797180 A CN 108797180A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/02—Methods of beating; Beaters of the Hollander type
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
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Abstract
Papermaking magma or the method for business card body paper are prepared by plant residue the invention discloses a kind of.Included the following steps using the method that plant extract residue prepares papermaking magma：(1) it removes the gred；(2) pre-preg；(3) scalping (4) is washed；(5) defibrination.The invention also discloses the magma prepared using the method.The invention also discloses a kind of methods preparing business card body paper using the magma, include the following steps：(a) fine screen；(b) it discongests；(c) copy paper；(d) it squeezes；(e) dry.The invention also discloses the business card body paper prepared using the method for preparing business card body paper.The method of the present invention does not use conventional alkaline cooking technique and bleaching process; substantially pulping and papermaking processes are completed with physicomechanical processes; and it is raw material to use natural plant residue; the business card body paper for meeting quality standard has been prepared, has been of great significance to environmental protection and plant residue recycling etc..
Description
Technical field
The invention belongs to pulp and paper technology fields, it is desirable to provide a kind of side preparing papermaking magma using plant residue
Method, the magma prepared by this method and the method for preparing business card body paper using the magma.More specifically, it is desirable to provide utilize climing
The method that more certain kind of berries or ginseng extraction residue prepare papermaking magma by high consistency refining technology, and pass through paper maker using the magma
The method that skill prepares business card body paper.
Background technology
China is the big country of pulping and paper-making and paper consumption.It is shown according to Chinese papermaking association survey data, by 2016,
China's paper and production enterprise about 2900, paper and paperboard production up to 1.07 hundred million tons, consumption figure up to 1.04 hundred million tons, output and
Consumption figure ranks first in the world, it has also become the production of world's paper industry, consumption and big trading nation.It is needed in huge commercial wood pulp
Under the amount of asking, domestic commercial wood pulp supply only accounts for 20%~22%, and commercial wood pulp high expensive, and the forest reserves are relatively deficient in addition
It is weary so that the problem of industry faces fibre resources critical shortage, it is difficult to meet the needs of pulp and paper industry.Made using grass family
Pulping and paper-making is carried out for non-wood material, is that China innovates greatly compared to other countries in the world to the sector raw material is applied one
And characteristic.Moreover, China possesses very abundant non-wood-fiber resource, and there is long production history, therefore with non-wood
Material fiber is still of great significance as pulping and paper-making raw material.
Many has edible or medicinal plant by the processing and utilization of the industries such as natural product active ingredient extraction, pharmacy
Afterwards, remaining edible or low medical value solid waste has become plant residue.Primary chemical in these plant residues
Ingredient is cellulose, lignin and hemicellulose, and has a certain amount of edible or medicinal ingredient residual wherein, and being one kind having application
The pulping and paper-making raw material of foreground.In China, can be generated largely in industry fields such as natural product active ingredient extraction, pharmacy every year
Plant residue, and these residues are often considered as waste and abandon, and not only cause environmental pollution, while being also to resource
Waste.
Due to the needs of economy and routine work, the use of business card is very extensive, become modern contacts in one kind must
Indispensable agencies of liaison becomes with certain social, popularity, easy to carry, use, preservation and access information carrier
One of.When social life carries out business entertainment with other people, it all be unable to do without the use of business card.Business card is important the vehicle of communication.
It directly carries personal information, is responsible for the important task kept in touch.It is also that new friend recognizes mutually, introduces myself most simultaneously
Fast effective method.In order to publicize and widen one's influence, people just need to order and exchange visiting cards, and for beauty, attract eyeball, choose
Select the material that business card uses and font and pattern, color that name on piece uses, the requirement to business card higher and higher.Therefore, it removes from office
The production technology of new business card, assigns its various function, to promoting each field every profession and trade cyber culture exchange, product promotion to publicize
Deng being all of great significance.
Currently, the prior art has done non-wood fibrous raw material papermaking the disclosure of some technical solutions, it is specific as follows：
CN1134999 discloses a kind of method of prodn. of art paper by using bleached, which is with bagasse through two
Grade dissipates heap storage except marrow, wet method, and bleaching bagasse pulp is primary raw material, supplyingization made of soda cooking and tri-stage bleaching technique
Wood pulp is learned, is manufactured paper with pulp art base paper by paper machine.Its art base paper produced, quality meet 93 standards of QB1705-.
CN1099446 discloses a kind of method of newspaper paper of bagasse produced by industrial process.The invention is the bagasse with sugar refinery
After two-stage removes marrow, the stockpiling of wet method bulk cargo, the bleaching bagasse pulp of soda pulping and conventional Three-Stage Bleaching technique is main former
Material, mixes ground wood pulp and chemical wood pulp according to the ratio, three kinds of slurries discongest, are beaten respectively, coordinate after, through screening, purifying, 1760
It manufactures paper with pulp on multi cylinder line mesh paper machine bagasse newsprint.The bagasse newsprint of invention production, through national paper quality supervision and inspection
Spot detection：Reach the Cs classification standards of GB1910-89.
CN1037559 discloses a kind of method producing wood-free paper using full reed pulp, and the processing of paper pulp uses reasonably
Technological parameter uses slight bleaching, the method that enhanced color is handled, keeps reed pulp white especially in terms of improving pulp brightness
Degree breaches 85%, and the success of full reed pulp production wood-free paper reduces production cost, saves wood pulp.
Three of the above method be using all or part of non-wood-fiber as raw material, it is at low cost, timber resources can be saved,
Economic benefit is notable with social benefit, and the comprehensive utilization and development non-wood fibrous raw material field of papermaking to non-wood-fiber have weight
The meaning wanted.But in three of the above method, first two all uses soda cooking technology, increases alkaline consumption, water consume and energy consumption,
And three kinds of methods all use bleaching technology, this increases cost to subsequent wastewater treatment, but also can be caused not to environment
With the pollution of degree.
CN107675546A and CN107700275A is individually disclosed a kind of preparing high-strength corrugated paper using bagasse
The method of mill base and the method for preparing high-strength corrugated paper using true qualities paper pulp, wherein bagasse pass through secondary pretreatment, that is, soak
Defibrination, press filtration obtain natural color pulp after bubble, alkaline cooking, and then mashing, molding obtain corrugated paper.CN106245418A discloses one
The method that kind prepares natural color pulp using Chinese herb residues, includes the following steps：(1) it removes the gred；(2) it washs；(3) screw extrusion is handled；
(4) boiling；(5) it discongests, screen：Slurry after boiling, which first passes around, discongests, and fiber is made to disperse, and then passes through screening to get profit
Natural color pulp is prepared with Chinese herb residues.Although not using bleaching process in these three methods, but still inevitably use boiling
Technique.
CN103422381B discloses the method that apple juice waste prepares fluting medium, including apple juice waste is washed
It washs colour fading, except fibre stuff is made after desaccharification part, then removes cleaning after impurity, dehydration concentration, then carry out slightly discongesting by several times,
Sub-wire processing is exchanged views, apple juice waste fibre stuff is obtained；By the fibre stuff and the plant fiber pulp Jing Guo defibrination process
Chemical addition agent is added after material mixing, then dilutes, is finally manufactured paper with pulp using wet moulding mode, obtain fluting medium.This method
Boiling method is not used, but adds a variety of chemical addition agents, not only increases cost, but also can cause environmental pollution.
The starting point of business card design is not unusual, does things creatively, the use purpose based on business card with apply ring
Border increases business card to the attraction of audient and other side is made to leave more to enable the information of its audient definitely business card
Deep impression.Traditional business card is to assign the word of printing as carrier by paperboard sheet or pattern reaches information exchange, links up
The purpose of exchange, but lack relevant promotional display function in kind, for certain enterprises, if not produced to it in its products propaganda
Product material object is shown, it tends to be difficult to be obtained the trust of customer, be led to the loss of potential customers.And paperboard carrier is substantially with wood
Material fibrous raw material forms, this undoubtedly becomes the forest reserves challenge of bigger for serious deficient China originally.
Currently, not yet finding preparing without using bleaching and boiling step and in the case of do not add chemical addition agent and make
The method of paper magma；Also the business card body paper for using the plant extract residue of high consistency refining to prepare at low cost is not yet found；
More related corresponding production is introduced for promotional without finding plant residue extraction raw material being added in business card body paper to obtain
The method of the business card of product.
Invention content
The present invention overcomes the deficiencies in the prior art, provides and prepare papermaking magma using plant extract residue
Method and the magma prepared by this method, and the business card for preparing the method for business card body paper using the magma and prepared by this method
Body paper.The method of the present invention does not use conventional alkaline cooking technique and bleaching process, completes slurrying substantially with physicomechanical processes
Paper-making process, and the use of natural plant extract residue is raw material, the business card body paper for meeting quality standard has been prepared, it is right
Environmental protection and plant extract residue as resources, which utilize etc., to be of great significance.
On the one hand, the present invention provides a kind of methods preparing papermaking magma using plant extract residue comprising following
Step：
(1) pre-preg：Liquid is added to plant extract residue and carries out pre-preg processing, makes fiber softening and fully water suction profit
It is swollen, to conducive to the defibrination in subsequent technique；
(2) scalping：Scalping is carried out to the plant extract residue that step (1) obtains, plant extract residue fiber is obtained and slightly starches
And screened stock；
(3) it washs：Slightly slurry and screened stock wash the fiber obtained to step (2), to remove dead space capacity and degradation
Polysaccharide；
(4) defibrination：The fiber that step (3) obtains slightly is starched and carries out high consistency refining, the fiber screened stock obtained with step (3) closes
And magma is obtained, which makes frotation and fibrillating, in the form of improving fiber and property.
Preferably, the liquid in the step (1) be temperature be 25-50 DEG C, the pH ranging from acid solution of 3-5 or temperature are
25-50 DEG C, the pH ranging from lye of 8-12；It is highly preferred that the liquid is temperature is 40 DEG C, the acid solution that pH is 4 or temperature are
40 DEG C, the lye that pH is 10；It is highly preferred that the acid solution is pH ranging from 3-5, and the aqueous hydrochloric acid solution that preferably pH is 4, the alkali
Liquid is pH ranging from 8-12, the sodium hydrate aqueous solution that preferably pH is 10.
Preferably, the screen slot for the sieve plate that the scalping in the step (2) uses is 0.1-0.6mm, more preferably 0.1-
0.3mm；Slurry a concentration of 0.6-1.8 weight %, more preferably 0.8-1.2 weight % when scalping.
Preferably, a concentration of 1-4 weight % of slurry when washing in the step (3), wash temperature is 20-80 DEG C, dilute
It is 1.5-3 to release the factor；It is highly preferred that the cleaning solution uses clear water or acid water-soluble according to different plant extract residuum feedstocks
Liquid, most preferably, the acidic aqueous solution are the aqueous hydrochloric acid solution that pH is 3-5.Pre-preg liquid and drop can be removed by washing
The small-molecule substance of solution.
Preferably, the high consistency refining in the step (4) is using highly concentrated mill, the mill spacing of the highly concentrated mill
0.1-1mm, slurry a concentration of 25-45 weight %, rotating speed 2400-3000r/min when high consistency refining；It is highly preferred that the height
The mill spacing of dense mill is 0.3-0.5mm, rotating speed 2600-3000r/min, most preferably, the mill of the highly concentrated mill
Spacing is 0.4mm, rotating speed 2800r/min.Highly concentrated mill relies primarily on phase mutual friction between mill between pulp fiber, squeezes
The effects that pressure, rubbing, distortion, carrys out defibrination, increases fibrillating degree and specific surface area, and improve slurry water retention value and enhancing
Binding force between fiber.During high consistency refining, the length of fiber declines little, staple fiber and the reduction of fiber fines fragment, special
It is not for fiber size plant extract residue fiber small compared with wood pulp itself.Therefore, paper pulp can be made to keep its fibre length
Under the premise of, so that fiber is obtained sufficient fibrillating, by adjusting the gap between mill, to effectively prevent the mistake of fiber
Degree conquassation and cut-out so that the yield of slurry is higher.In addition, the rising of its beating degree is unhappy, water filtering performance is good, is conducive to improve paper
The rate manufactured paper with pulp.When high consistency refining control is under conditions of 25-45 weight % concentration, it can ensure that mashing requires well, together
When also can guarantee into the physical property requirements of paper.
Preferably, the method further includes carrying out removing Slag treatment to plant extract residuum feedstocks before step (1), to go
The step of except impurity therein.
Preferably, described except Slag treatment uses HC Cleaner, using centrifugal force by impurity, such as stone, metal, glass
Disintegrating slag, silt or dust are detached with plant residue；It is highly preferred that the plant residue raw material into starching a concentration of 2-6 weight %,
Most preferably 4 weight %；It is highly preferred that the lift into stock pump of HC Cleaner is 20-30m, most preferably 25m；Hydraulic pressure is
0.2-0.5Mpa, most preferably 0.3Mpa.
Preferably, the plant extract residue is that Cranberry extracts residue and ginseng extracts residue.
On the other hand, the present invention provides a kind of magma prepared according to the above method.
Another aspect, the present invention provides a kind of methods preparing business card body paper using above-mentioned magma comprising following step
Suddenly：
(a) fine screen：So that above-mentioned magma is passed through the sieve plate with hole or seam under stress, obtains the slurry of fine screen；As herein
Used " fine screen " is different from the different and shape of the geometric dimension size of fiber using impurity in thick slurry, using with hole
Or the sieve plate of seam, so that screened stock is passed through sieve plate under a certain pressure, big component is delayed at into slurry side, to reach fiber separation
The process of classification；
(b) it discongests：The slurry for the fine screen that step (a) obtains is discongested, obtains that wherein fiber is finely dispersed to discongest
Slurry；
(c) copy paper：The slurry of discongesting that step (b) obtains is mixed with wood pulp or all copied with the slurry of discongesting in proportion
Paper obtains body paper wet web；
(d) it squeezes：Press dewatering is carried out to the body paper wet web that step (c) obtains, obtains wet web；The purpose of the step
It is to enhance the binding force of fiber in paper web, improve paper strength；
(e) dry：The wet web that step (d) obtains is dried, dry page is obtained.
Preferably, the pressure in the step (a) is 0.6-0.8Mpa, and the screen slot size for the sieve plate that fine screen uses is 0.1-
0.3mm, more preferably 0.1-0.2mm；A concentration of 2-5 weight %, more preferably 3 weight % are starched when fine screen.
Preferably, a concentration of 0.5-2 weight % of slurry when discongesting in the step (b), it is 5000- to discongest revolution
18000 revs/min；It is highly preferred that starching a concentration of 1 weight % when discongesting, it is 12000 revs/min to discongest revolution.
Preferably, in the step (c), the slurry of discongesting obtained in step (b) is mixed with wood pulp by 2-100 weight %
Copy paper is carried out after uniformly, obtains the wet web containing 75-85 weight % moisture；It is highly preferred that in the l Water Paper breadth layer, dredge
Solution slurry is mixed with wood pulp by 2-5 weight %；In the wet web sandwich layer, discongests slurry and mixed by 50-80 weight % with wood pulp；Institute
State wet web bottom without discongest slurry；It is highly preferred that the wood pulp is concentration 10-25 weight %, the preferably needlebush of 20 weight %
Slurry and/or hardwood pulp；It is highly preferred that the long fibre ratio of the softwood pulp is 8-16 weight %, preferably 12 weight %.
Preferably, the moisture for the wet web that the step (d) obtains is 30-60 weight %, which usually passes through
Press section of a paper machine carries out.
Preferably, temperature dry in the step (e) is gradually increased to 80-110 DEG C in 40min from 40-60 DEG C, should
Step removes free water, capillary water and part in l Water Paper page and combines water.
In another aspect, the present invention provides a kind of business card body paper prepared according to the above method.
The present invention has the advantages that：
1. the method for the present invention does not use conventional alkaline cooking technique and bleaching process, completed substantially with physicomechanical processes
Pulping and papermaking processes carry out high consistency refining to natural plant extract residue, have both two kinds of functions of slurrying and mashing, because
Other beating process is not needed in this follow-up process.
2. the present invention prepares magma as raw material using plant extract residue and is reduced without traditional boiling, bleaching
COD in water consume, energy consumption and wastewater treatment, and the requirement ability to equipment is relatively low, and bioxin is free of in prepared magma
With the carcinogens such as Adsorbable organic halogens, to alleviate the pressure to environmental protection.
3. the method for the present invention using with certain edible or medical value plant extract residue as raw material, to health
It is non-hazardous, meet the theory of health environment-friendly, chemical addition agent is not added in preparation process, reduces cost and simplify process.
4. the present invention meets quality standard by part using the virgin pulp fibers or all using virgin pulp fibers preparation
Business card body paper is the innovation of business card body paper preparation method, can not only the corresponding product of promotional, while reducing a large amount of timber
The use of raw material alleviates pressure of the domestic pulping and paper-making industry to timber resources demand, to environmental protection and plant extract
Residue as resources, which utilizes etc., to be of great significance.
Specific implementation mode
The present invention is described in further detail With reference to embodiment, can be more preferable according to following embodiments
Ground understands the present invention.However, those skilled in the art should be easily understood that, following embodiment is descriptive, it is not intended that
It and limits the invention to these specific implementation modes.It will be appreciated by those skilled in the art that present invention encompasses rights to want
All improvement projects, alternative and the equivalent scheme that may include be sought within the scope of book.
Embodiment 1：Influence of the mill spacing of highly concentrated mill to fibre morphology
In order to study the influence of the mill of highly concentrated mill to the fibre morphology of obtained slurry, into starching a concentration of 35 weight
% is measured, it is thick to Cranberry fiber with the mill spacing of 0.3mm, 0.4mm and 0.5mm respectively under conditions of rotating speed is 2800r/min
Slurry and ginseng fiber, which are slightly starched, carries out defibrination, defibrination time 3min, as a result as shown in Table 1 and Table 2.
1. Cranberry fiber of table slightly slurry through high consistency refining treated fibre morphology result
2. ginseng fiber of table slightly slurry through high consistency refining treated fibre morphology result
By Tables 1 and 2 it is found that after high consistency refining is handled, the length of Cranberry and the thick pulp fibres of ginseng declines little, paper
Slurry, by adjusting the spacing between mill, makes fiber obtain sufficient fibrillating, effectively under the premise of keeping its fibre length
Avoid the excessive conquassation and cut-out of fiber.In addition, when mill spacing reduces, beating degree rising is unhappy, and water filtering performance is good, has
Conducive to the rate of paper making is improved, when wherein mill spacing is 0.4mm, the length and width of fiber are more excellent, are also beneficial to paper and copy
Make the promotion of rear part strength character.
Embodiment 2：Magma is prepared using Cranberry residue and prepares business card body paper using the magma
(1) HC Cleaner is used to carry out removing Slag treatment to Cranberry residue, remove some big sandstones present in it,
The impurity such as soil, metal sundries, rubber, plastics, the lift into stock pump are 20m, hydraulic pressure 0.2Mpa, Cranberry residue into slurry
A concentration of 2 weight %；
(2) at 30 DEG C, the PH aqueous hydrochloric acid solutions for being 3 of the Cranberry residue after slagging-off are impregnated, which can be molten
Its medium and small impurity is solved, and makes the anthocyanin in its component that the stabilization of color be kept to be wanted with the performance for meeting follow-up copy paper product
It asks；
(3) sieve plate for being 0.3mm with screen slot carries out scalping processing to the Cranberry residue after pre-preg, obtains its thick slurry
With screened stock component, a concentration of 0.8 weight % of slurry when scalping；
(4) at a temperature of 30 DEG C, washup is carried out to the Cranberry slurry after scalping with the PH aqueous hydrochloric acid solutions for being 3
Reason, dilution gfactor 2, a concentration of 1 weight % of slurry when washing remove deliquescent small impurity and simultaneously stablize Cranberry slurry, from
And facilitate follow-up refining process；
(5) highly concentrated mill is used, defibrination process is carried out to the Cranberry residue slurry after washing, in friction, squeezes, rub
Under the effects that rubbing with the hands, distorting, thick pulp fibres are suitably dissociated, and retain hemicellulose and tiny component as much as possible.Specific defibrination item
Part is to be fed using room temperature, and refining concentration is 25 weight %, and the mill spacing of rotating speed 2600r/min, highly concentrated mill are
0.5mm；
(6) the Cranberry slurry after defibrination is made to obtain essence after 0.3mm specification screen slot fine screens under the pressure of 0.6Mpa
The slurry of sieve, when fine screen, starch a concentration of 2.5 weight %；
(7) it takes the slurry of fine screen to carry out discongesting processing, discongests a concentration of 0.5 weight % of slurry, fluffer revolution is 5000 turns；
(8) the Cranberry residue of preparation is discongested into slurry it is added in wood pulp and carries out copy paper after mixing.Face layer uses 10
The needlebush and hardwood pulp of the bleaching of weight %, wherein needlebush long fibre adding proportion are 8 weight %, and Cranberry residue is dredged
Solution slurry adding proportion is 2 weight %, and sandwich layer discongests slurry using the Cranberry residue of 50 weight %, and the coplanar layer slurry of bottom is close, but
Cranberry residue is not added discongests slurry；
(9) wet web containing 75-85 weight % moisture is carried out dehydrating by press section of a paper machine, obtaining moisture is
The wet web of 30 weight %；
(10) processing is dried in the wet web obtained to step (9), and temperature is gradually increased to 80 in 40min from 40 DEG C
DEG C with remove the free water in l Water Paper page, capillary water and part combine water, so that finished paper is reached 92% mass dryness fraction；
The paper physical property parameter detecting result of 2 gained business card body paper of embodiment：Thickness is 0.431mm, tightness is
0.592g/cm3, compressed shape variable be 0.020mm, bursting strength 511Kpa, deflection 5.93mNm.
Embodiment 3
It is prepared according to the condition in embodiment 2, the difference is that：
In step (1), the lift into stock pump is 30m, hydraulic pressure 0.5Mpa, Cranberry residue into starching a concentration of 6 weight
Measure %；
In step (2), soaking temperature is 50 DEG C, the acid soak for being 5 with PH；
In step (3), screen slot is 0.1mm when scalping, a concentration of 1.2 weight % of slurry when scalping；
In step (4), temperature is 70 DEG C, is washed with the PH aqueous hydrochloric acid solutions for being 5, the slurry a concentration of 4% when washing；
In step (5), refining concentration is 45 weight %, rotating speed 3000r/min；Mill spacing is 0.3mm；
In step (6), pressure 0.8Mpa, screen slot size is 0.1mm, and when fine screen starches a concentration of 5 weight %；
In step (7), a concentration of 2 weight % of slurry is discongested, fluffer revolution is 18000 turns；
In step (8), face layer is discongested slurry and is added according to the amount of 5 weight %, and sandwich layer is added according to the amount of 100 weight %；
A concentration of 20 weight % of wood pulp, wherein needlebush long fibre adding proportion are 16 weight %；
In step (10), wet web moisture is 60 weight %；Temperature is gradually increased within the 40min times from 60 DEG C
110 DEG C, finished paper mass dryness fraction is 95%；
The paper physical property parameter detecting result of 3 gained business card body paper of embodiment：Thickness is 0.442mm, tightness is
0.526g/m3, compressed shape variable be 0.014mm, bursting strength 637Kpa, deflection 5.72mNm.
Embodiment 4
It is prepared according to the condition in embodiment 2, the difference is that：
In step (1), the lift into stock pump is 25m, hydraulic pressure 0.3Mpa, Cranberry residue into starching a concentration of 4 weight
Measure %；
In step (2), soaking temperature is 40 DEG C, the acid soak for being 4 with PH；
In step (3), screen slot is 0.2mm when scalping, a concentration of 1 weight % of slurry when scalping；
In step (4), wash temperature is 50 DEG C, is washed with the PH aqueous hydrochloric acid solutions for being 4, slurry when washing is a concentration of
2%；
In step (5), refining concentration is 35 weight %, rotating speed 2800r/min；Mill spacing is 0.4mm；
In step (6), pressure 0.7Mpa, screen slot size is 0.2mm, and when fine screen starches a concentration of 3 weight %；
In step (7), a concentration of 1 weight % of slurry is discongested, fluffer revolution is 10000 turns；
In step (8), face layer is discongested slurry and is added according to the amount of 3 weight %, and sandwich layer is added according to the amount of 80 weight %；Wood
A concentration of 25 weight % is starched, wherein needlebush long fibre adding proportion is 12 weight %；
In step (10), wet web moisture is 60 weight %；Temperature is gradually increased within the 40min times from 60 DEG C
110 DEG C, finished paper mass dryness fraction is 95%；
The paper physical property parameter detecting result of 4 gained business card body paper of embodiment：Thickness is 0.429mm, tightness is
0.603g/m3, compressed shape variable be 0.013mm, bursting strength 584Kpa, deflection 6.09mNm.
It can be obtained from embodiment 2-4, business card body paper prepared by embodiment 2-4 complies with standard, and in embodiment 4
Under the conditions of the business card body paper for preparing it is more preferable in terms of tightness, compressed shape variable and deflection, in general, at the overall performance of paper
Risen.
Embodiment 5：Magma is prepared using ginseng residue and prepares business card body paper using the magma
(1) ginseng residue is carried out removing Slag treatment, removes some big sandstone, soil, metal sundries, rubbers present in it
The impurity such as glue, plastics；Lift into stock pump is 20m, hydraulic pressure 0.2Mpa, ginseng residue into starching a concentration of 2 weight %；
(2) at 30 DEG C, the dipping by lye for being 8 with PH by the ginseng residue after slagging-off, which can dissolve therein
Ester dissolubility small molecular weight impurity, and residue fiber in its component is made to obtain softening swollen, it is convenient for subsequent refining process；
(3) sieve plate for being 0.3mm with screen slot carries out scalping processing to the ginseng residue after pre-preg, obtain its thick slurry and
Screened stock component, a concentration of 0.8 weight % of slurry when scalping；
(4) at a temperature of 30 DEG C, carrying out washing treatment is carried out to the ginseng slurry after scalping with clear water, dilution gfactor 2 is washed
A concentration of 1 weight % of slurry when washing, washing removes deliquescent small impurity and pre-preg liquid repeatedly, and suitably removes ginseng
Lignin in residue retains hemicellulose and cellulose as much as possible；
(5) use highly concentrated mill, to after washing ginseng residue slurry carry out defibrination process, friction, extruding, rubbing,
Under the effects that distortion, thick pulp fibres are suitably dissociated, and retain hemicellulose and tiny component as much as possible.Specifically defibrination condition is
It is fed using room temperature, refining concentration is 25 weight %, and the mill spacing of rotating speed 2600r/min, highly concentrated mill are 0.5mm；
(6) the ginseng slurry after defibrination is made to obtain difference after 0.3mm specification screen slot fine screens under the pressure of 0.6Mpa
The fibrous raw material of fraction, when fine screen, starch a concentration of 2.5 weight %；
(7) it takes the slurry of fine screen to carry out discongesting processing, discongests a concentration of 0.5 weight % of slurry, fluffer revolution is 5000 turns；
(8) the ginseng residue magma of preparation is added in wood pulp and carries out copy paper after mixing.Face layer uses 10 weights
The needlebush and hardwood pulp of the bleaching of % are measured, wherein needlebush long fibre adding proportion is 8 weight %, and ginseng residue discongests slurry
Adding proportion is 2 weight %, and sandwich layer discongests slurry using the ginseng residue of 50 weight %, and the coplanar layer slurry of bottom is close, but does not add
Ginseng residue discongests slurry；
(9) wet web containing 75-85 weight % moisture is carried out dehydrating by press section of a paper machine, obtaining moisture is
The wet web of 30 weight %；
(10) processing is dried in the wet web obtained to step (9), and temperature is gradually increased to 80 in 40min from 40 DEG C
DEG C with remove the free water in l Water Paper page, capillary water and part combine water, so that finished paper is reached 92% mass dryness fraction；
The paper physical property parameter detecting result of 5 gained business card body paper of embodiment：Thickness is 0.493mm, tightness is
0.690g/cm3, compressed shape variable be 0.017mm, bursting strength 708Kpa, deflection 6.96mNm.
Embodiment 6
It is prepared according to the condition in embodiment 5, the difference is that：
In step (1), the lift into stock pump is 30m, hydraulic pressure 0.5Mpa, ginseng residue into starching a concentration of 6 weight
Measure %；
In step (2), soaking temperature is 40 DEG C, the dipping by lye for being 12 with PH；
In step (3), screen slot is 0.1mm when scalping, a concentration of 1.2 weight % of slurry when scalping；
In step (4), wash temperature is 70 DEG C, the slurry a concentration of 4% when washing；；
In step (5), refining concentration is 45 weight %, rotating speed 3000r/min；Mill spacing is 0.3mm；
In step (6), pressure 0.8Mpa, screen slot size is 0.1mm, and when fine screen starches a concentration of 5 weight %；
In step (7), a concentration of 2 weight % of slurry is discongested, fluffer revolution is 18000 turns；
In step (8), face layer is discongested slurry and is added according to the amount of 5 weight %, and sandwich layer is added according to the amount of 100 weight %；
A concentration of 20 weight % of wood pulp, wherein needlebush long fibre adding proportion are 16 weight %；
In step (10), wet web moisture is 60 weight %；Temperature is gradually increased within the 40min times from 60 DEG C
110 DEG C, finished paper mass dryness fraction is 95%；
The paper physical property parameter detecting result of 6 gained business card body paper of embodiment：Thickness is 0.441mm, tightness is
0.636g/m3, compressed shape variable be 0.018mm, bursting strength 670Kpa, deflection 6.88mNm.
Embodiment 7
It is prepared according to the condition in embodiment 5, the difference is that：
In step (1), the lift into stock pump is 25m, hydraulic pressure 0.3Mpa, ginseng residue into starching a concentration of 4 weight
Measure %；
In step (2), soaking temperature is 50 DEG C, the dipping by lye for being 10 with PH；
In step (3), screen slot is 0.2mm when scalping, a concentration of 1 weight % of slurry when scalping；
In step (4), wash temperature is 50 DEG C, the slurry a concentration of 3% when washing；；
In step (5), refining concentration is 35 weight %, rotating speed 2800r/min；Mill spacing is 0.4mm；
In step (6), pressure 0.7Mpa, screen slot size is 0.2mm, and when fine screen starches a concentration of 3 weight %；
In step (7), a concentration of 1 weight % of slurry is discongested, fluffer revolution is 10000 turns；
In step (8), face layer is discongested slurry and is added according to the amount of 3 weight %, and sandwich layer is added according to the amount of 80 weight %；Wood
A concentration of 25 weight % is starched, wherein needlebush long fibre adding proportion is 12 weight %；
In step (10), wet web moisture is 60 weight %；Temperature is gradually increased within the 40min times from 60 DEG C
110 DEG C, finished paper mass dryness fraction is 95%；
The paper physical property parameter detecting result of 7 gained business card body paper of embodiment：Thickness is 0.425mm, tightness is
0.692g/m3, compressed shape variable be 0.015mm, bursting strength 726Kpa, deflection 7.12mNm.
It can be obtained from embodiment 5-7, business card body paper prepared by embodiment 5-7 complies with standard, and in embodiment 7
Under the conditions of the business card body paper for preparing it is more preferable in terms of tightness, compressed shape variable, deflection and bursting strength, in general, at paper
Overall performance is risen.
Comparative example
General business card body paper is mainly prepared by art post paperboard, is raw material since this patent uses plant residue, is chosen
It is prepared in 106283929 A of CN (a kind of coated white cardboard and its production technology containing offal and/or tobacco leaf) patent disclosure
Coated white cardboard as a comparison.
Method includes the following steps disclosed in 106283929 A of CN：
Slurry is screened, is beaten, is with slurry after hydrabrusher size degradation according to a certain ratio, last dexter feeder into
It manufactures paper with pulp, wherein by weight percentage：The slurry group of facial tissue layer becomes：90% bleaching broad-leaved wood sulphate pulp, 10% bleaching needle
Leaf wood kraft pulp.The slurry group of core paper layer becomes：55% bleaching broad-leaved wood sulphate pulp, 5% bleached softwood wood kraft pulp,
20% broken, 20% offal powder；Wherein, the granularity of the offal powder is 100 μm.The slurry group of ground paper layer becomes：90%
Bleach broad-leaved wood sulphate pulp, 10% bleached softwood wood kraft pulp.
Its master copy paperboard thickness is 0.294mm, deflection 6.2mNm, bursting strength 580KPa, the reality with the present invention
The parameter for applying business card body paper prepared by 2-7 is more as shown in table 3：
Table 3
Compared with business card body paper obtained by embodiment 2-7, carried compared with comparative example in terms of thickness, deflection, bursting strength
It rises.Therefore, method of the invention is had in terms of preparing magma using plant residue as raw material and its being prepared business card body paper using magma
There is certain advantage.
Although present invention has been a degree of descriptions, it will be apparent that, do not departing from the spirit and scope of the present invention
Under the conditions of, the appropriate variation of each condition can be carried out.It is appreciated that the present invention is not limited to the embodiments, and it is attributed to right
It is required that range comprising the equivalent replacement of each factor.
Claims (16)
1. a kind of method preparing papermaking magma using plant extract residue comprising following steps：
(1) pre-preg：Liquid is added to plant extract residue and carries out pre-preg processing；
(2) scalping：The plant extract residue obtained to step (1) carries out scalping, obtains plant extract residue fiber slightly slurry and thin
Slurry；
(3) it washs：Slightly slurry and screened stock wash the fiber obtained to step (2)；
(4) defibrination：The fiber that step (3) obtains slightly to be starched and carries out high consistency refining, the fiber screened stock obtained with step (3) merges,
Obtain magma.
2. according to the method described in claim 1, the liquid in the wherein described step (1) is temperature is 25-50 DEG C, pH ranging from
The acid solution or temperature of 3-5 is 25-50 DEG C, the pH ranging from lye of 8-12；Preferably, the liquid be temperature be 40 DEG C, pH is
The lye that 4 acid solution or temperature is 40 DEG C, pH is 10；Preferably, the acid solution is aqueous hydrochloric acid solution, and the lye is hydrogen-oxygen
Change sodium water solution.
3. according to the method described in claim 1, the screen slot for the sieve plate that the scalping in the wherein described step (2) uses is 0.1-
0.6mm, more preferably 0.1-0.3mm；Preferably, slurry a concentration of 0.6-1.8 weight %, more preferably 0.8-1.2 when scalping
Weight %.
4. according to the method described in claim 1, a concentration of 1-4 weight % of slurry in the wherein described step (3) when washing, washing
Temperature is 20-80 DEG C, dilution gfactor 1.5-3；Preferably, the cleaning solution is clear water or acidic aqueous solution；It is highly preferred that institute
It is the aqueous hydrochloric acid solution that pH is 3-5 to state acidic aqueous solution.
5. according to the method described in claim 1, the high consistency refining in the wherein described step (4) uses highly concentrated mill, the height
The mill spacing of dense mill is 0.1-1mm, slurry a concentration of 25-45 weight %, rotating speed 2400-3000r/ when high consistency refining
min；Preferably, the mill spacing of the highly concentrated mill is 0.3-0.5mm, rotating speed 2600-3000r/min；It is highly preferred that institute
The mill spacing for stating highly concentrated mill is 0.4mm, rotating speed 2800r/min.
6. method according to any one of claims 1-5 further includes former to plant extract residue before step (1)
Material carries out the step of except Slag treatment.
7., will be miscellaneous using centrifugal force according to the method described in claim 6, wherein slagging-off processing uses HC Cleaner
Matter, such as stone, metal, glass disintegrating slag, silt or dust are detached with plant extract residue；Preferably, the plant residue is former
Material into starching a concentration of 2-6 weight %, preferably 4 weight %；Preferably, the lift into stock pump of HC Cleaner is 20-
30m, preferably 25m, hydraulic pressure 0.2-0.5Mpa, preferably 0.3Mpa.
8. method according to any one of claim 1 to 7, wherein the plant extract residue, which is Cranberry, extracts residue
And/or ginseng extracts residue.
9. a kind of magma prepared by method according to any one of claim 1 to 8.
10. a kind of method that magma using described in claim 9 prepares business card body paper comprising following steps：
(a) fine screen：The magma described in claim 9 is set to pass through the sieve plate with hole or seam under stress, to obtain fine screen
Slurry；
(b) it discongests：The slurry for the fine screen that step (a) obtains is discongested, obtains that wherein fiber is finely dispersed to discongest slurry；
(c) copy paper：It carries out discongesting of obtaining of step (b) copy paper or all to discongest slurry with described after slurry mixes in proportion with wood pulp
Copy paper is carried out, body paper wet web is obtained；
(d) it squeezes：Press dewatering is carried out to the body paper wet web that step (c) obtains, obtains wet web；
(e) dry：The wet web that step (d) obtains is dried, dry page is obtained.
11. according to the method described in claim 10, the pressure in the wherein described step (a) is 0.6-0.8Mpa, fine screen uses
Sieve plate screen slot size be 0.1-0.3mm, preferably 0.1-0.2mm；Preferably, a concentration of 2-5 weight % of slurry when fine screen,
Preferably 3 weight %.
12. according to the method described in claim 10, a concentration of 0.5-2 weight % of slurry when being discongested in the wherein described step (b),
It is 5000-18000 revs/min to discongest revolution；Preferably, a concentration of 1 weight % is starched when discongesting, it is 12000 revs/min to discongest revolution.
13. according to the method described in claim 10, wherein in the step (c), by obtained in step (b) discongest slurry with
Wood pulp carries out copy paper after mixing in the ratio of 2-100 weight %, obtains the wet web containing 75-85 weight % moisture；It is excellent
Selection of land is discongested slurry and wood pulp and is mixed in the ratio of 2-5 weight % in the l Water Paper breadth layer；In the wet web sandwich layer,
Slurry and wood pulp is discongested to mix in the ratio of 50-80 weight %；The wet web bottom without discongest slurry；Preferably, the wood pulp is
Concentration 10-25 weight %, the preferably softwood pulp and/or hardwood pulp of 20 weight %；It is highly preferred that the length of the softwood pulp
Proportion of fibers is 8-16 weight %, preferably 12 weight %.
14. according to the method described in claim 10, the moisture for the wet web that the wherein described step (d) obtains is 30-60
Weight %.
15. according to the method described in claim 10, temperature dry in the wherein described step (e) in 40min from 40-60 DEG C
It is gradually increased to 80-110 DEG C.
16. business card body paper prepared by a kind of method according to any one of claim 10 to 15.
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Application publication date: 20181113 |