CN107881842A - A kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock - Google Patents
A kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock Download PDFInfo
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- CN107881842A CN107881842A CN201711183636.4A CN201711183636A CN107881842A CN 107881842 A CN107881842 A CN 107881842A CN 201711183636 A CN201711183636 A CN 201711183636A CN 107881842 A CN107881842 A CN 107881842A
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- straw
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- 238000000034 method Methods 0.000 title claims abstract description 55
- 239000010902 straw Substances 0.000 claims abstract description 204
- 239000002002 slurry Substances 0.000 claims abstract description 63
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 claims abstract description 54
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 54
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims abstract description 35
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000004155 Chlorine dioxide Substances 0.000 claims abstract description 27
- 235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 27
- 239000000843 powder Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000011282 treatment Methods 0.000 claims abstract description 15
- 230000033228 biological regulation Effects 0.000 claims abstract description 12
- 238000007654 immersion Methods 0.000 claims abstract description 11
- 230000010355 oscillation Effects 0.000 claims abstract description 11
- 238000005406 washing Methods 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 9
- 241000219122 Cucurbita Species 0.000 claims description 3
- 235000009804 Cucurbita pepo subsp pepo Nutrition 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 2
- DFGWJCZWKBGVOX-UHFFFAOYSA-N [Cl+].[O-2].[O-2].[Ti+4] Chemical compound [Cl+].[O-2].[O-2].[Ti+4] DFGWJCZWKBGVOX-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 6
- 229920002678 cellulose Polymers 0.000 abstract description 3
- 239000001913 cellulose Substances 0.000 abstract description 3
- 239000000123 paper Substances 0.000 description 53
- 239000002585 base Substances 0.000 description 20
- 239000000243 solution Substances 0.000 description 19
- 239000000835 fiber Substances 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 16
- 239000010893 paper waste Substances 0.000 description 15
- 240000008042 Zea mays Species 0.000 description 12
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 12
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 12
- 235000009973 maize Nutrition 0.000 description 12
- 239000002994 raw material Substances 0.000 description 11
- 229920001131 Pulp (paper) Polymers 0.000 description 9
- 238000002156 mixing Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000010985 leather Substances 0.000 description 4
- 238000011002 quantification Methods 0.000 description 4
- 239000012744 reinforcing agent Substances 0.000 description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 3
- 239000010791 domestic waste Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011268 mixed slurry Substances 0.000 description 3
- 239000011087 paperboard Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- 230000021736 acetylation Effects 0.000 description 2
- 238000006640 acetylation reaction Methods 0.000 description 2
- 239000002154 agricultural waste Substances 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- QEWYKACRFQMRMB-UHFFFAOYSA-N fluoroacetic acid Chemical compound OC(=O)CF QEWYKACRFQMRMB-UHFFFAOYSA-N 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 229920005610 lignin Polymers 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 235000019750 Crude protein Nutrition 0.000 description 1
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 235000019784 crude fat Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000009955 starching Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- 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
- D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
- D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
- D21H15/10—Composite fibres
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/003—Pulping cellulose-containing materials with organic compounds
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/18—Pulping cellulose-containing materials with halogens or halogen-generating compounds
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/14—Secondary fibres
Landscapes
- Paper (AREA)
Abstract
The present invention discloses a kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock, relates to the use of cellulose field of papermaking；After stalk is dried, remove straw skin and isolate straw marrow , Jie Marrow crushing, straw marrow powder is mixed with the NaOH and/or KOH solution that mass concentration is 1 10%, the mass concentration to material is 0.5 5%, is washed after material immersion to neutrality, water is added to obtain straw marrow slurry, wherein straw marrow concentration is 0.5 5%；The pH value of addition hydrochloric acid solution regulation straw marrow slurry during Peracetic acid to Peracetic acid mass concentration is 1 8% or starched again to straw marrow is added into straw marrow slurry again to less than 2, adds chlorine dioxide, the mass concentration of chlorine dioxide is 1 8% in being starched to straw marrow；Straw marrow slurry is stirred or oscillation treatment again, mix after washing to neutrality with secondary stock, mass fraction of the straw marrow in mixed pulp is 10% 30%, and fluting medium processed is copied using mixed pulp.
Description
Technical field
The present invention discloses a kind of method for preparing high-strength corrugated base paper, relates to the use of cellulose field of papermaking, specifically
Say it is a kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock.
Background technology
China is large agricultural country, and every year up to as many as hundred million tons, this huge resource is removed in rural area to be used as stalk yield
Outside domestic energy, that largely abandons as feed or produces biogas in ground, or on-site incineration, only small part.Stalk is by straw
What skin, straw marrow and leaf portion were formed, the main component of straw skin is cellulose and lignin；Straw marrow then comprising substantial amounts of hemicellulose,
Starch and a small amount of protein ingredient；Straw leaf mainly contains crude protein, crude fat and glucide.
At present, China's paper making raw material mainly includes timber, non-timber and waste paper.Calculate according to Chinese papermaking association, 2016
Wood pulp usage amount proportion accounts for the 23% of raw material total amount, and non-wood pulp proportion accounts for 15%, and secondary stock proportion accounts for 62%.Secondary stock institute in recent years
Accounting has turned into the important dependence resource of China paper industry development in gradually increase trend, waste paper again, and Chinas paper industry can be held
The recycling economy feature of supervention exhibition is more and more significant.Wherein fluting medium is one of important composition material for producing corrugated board.
Fluting medium requires that fiber bonding strength is good, and paper is smooth, there is preferable tightness and deflection, it is desirable to has certain elasticity, to protect
Carton made of card has shockproof and voltage endurance capability.Corrugated paper is the indispensable package paper of all trades and professions, particularly in recent years
Come prevailing with China's electric business net purchase, package paper demand suddenly increased, has promoted the development of corrugated paper production industry significantly,
Many manufacturing enterprise's selections produce fluting medium by raw material of secondary stock, but the fluting medium that China uses is generally high quantitative
, and high-strength corrugated base paper is few, and added value is low, can not meet the requirement that carton factory increasingly improves to product quality, because
This will also rely on import for the demand of high-strength corrugated base paper.So economically and reasonably high-strength corrugated base paper is researched and developed as early as possible
Production method improve enterprise product quality, meet that social production demand is very necessary.
Korean Patent（KR101232633 (B1)）One kind is described using winnofil lifting waste paper corrugated case matter
The method of amount.First by quick lime（CaO）Reactor is imported, water is added and prepares calcium hydroxide, then secondary stock is put into reaction
Device, calcium hydroxide is sufficiently stirred under constant temperature and mixture is made in secondary stock, utilize mixture production corrugated case, strength character
It is improved significantly with optical property, and saves fibre resources, is reduced beneficial to cost, still, due to being mixed into corrugated case
A large amount of inorganic constituents, cause string ratio to decline, can be collected to fiber, reuse causes necessarily to negatively affect.
Japan Patent（JP2004299779 (A)）Providing one kind, by printing special ink to improve corrugated board strong
The method of degree.A certain amount of synthetic resin is contained in ink used, interfibrous combination is improved using the cohesive of resin
Power, so as to realize the lifting of paper board strength.This method makes corrugated board production process and intensity improve process separation, using special type
Ink prints commercial advertisement on cardboard（Poster）While also improve paper board strength, simple to operate, technological process is brief.So
And paper/cardboard containing resin component is extremely difficult during reuse is dispersed into fiber, it is also this kind to remove resin component therein
The steps necessary of waste paper/cardboard reuse, process complexity is recycled so as to cause, is unfavorable for environmental protection.
Publication No. CN103806319A Chinese invention patent discloses a kind of using waste paper production high-strength corrugated base paper
Method.Concretely comprise the following steps：（1）Domestic waste paper is subjected to pulping, screening, concentration, middle concentrated jordaning and acetylation process, obtains state
Produce waste paper pulp；（2）A level craft paper tail slurries are screened, purified, are concentrated and middle concentrated jordaning is handled, the A levels after being handled
Craft paper tail slurry；（3）Domestic waste paper pulp and A level craft paper tail slurries are uniformly mixed, mixed slurry is made；（4）Mixed slurry
Again through destroying forebay, plain boiled water bucket, fan pump, pressurized screen, head box carry out cloth slurry, are dehydrated to form wet web in wet end, then through squeezing,
Specification product is produced after preceding drying, applying glue, rear drying.This method can make full use of waste paper, turn waste into wealth, low into production cost,
It is and process safety, green.But domestic waste paper pulp needs acetylation process when preparing, and adds process complexity.
Publication No. CN104988790A Chinese invention patent discloses a kind of prepares corrugated paper with straw and waste paper
Method, preparation process are：（1）Straw pretreatment → softening → microorganism decomposition → sub-wire → defibrination → screening the pulp → obtain wheat-straw pulp
Material；（2）The purification of size degradation → slurry of waste paper and concentration, curing and the middle concentrated jordaning of removal of impurities → slurry → waste paper pulp；（3）
Straw slurry is mixed into copy paper with waste paper pulp in proportion, prepares corrugated paper product.The invention make use of agricultural wastes ---
Straw produces corrugated paper, and the history of secondary stock and/or magma can only be used by changing the original high-strength corrugated paper that makes, and reduce production
Cost and process contamination.But straw includes antimicrobial treatment process when pre-processing, and raw material needs high-temperature sterilization, and processing procedure needs nothing
Collarium border, and the microbiological treatment time is longer, and certain difficulty is brought to actual production.
It is high with the production of OCC waste paper is copied that Publication No. CN106256953A Chinese invention patent discloses a kind of leather waste
The method of strong corrugating medium, first by leather waste be processed into the form of single fiber existing for collagenous fibres, then by OCC waste paper
OCC slurries are made after pulping, finally mixes collagenous fibres and OCC slurries composition mixed slurry according to a certain percentage, uses mixing slurry
High-strength corrugating medium is made in material.The present invention realizes the comprehensive utilization of resource, and a kind of brand-new processing is provided for leather waste
Method, production process environmental protection, clean, avoid environmental pollution.But leather waste is collected, transport and processing are in the presence of certain difficult
Degree, and the influence of reuse needs further to study again to later stage fiber for collagenous fibres and string interweaving product, necessarily
This method large-scale promotion application is limited in degree.
Publication No. CN101210403 Chinese invention patent describes a kind of raising full waste paper corrugated base paper ring crush intensity
Method, be mixed and heated to 65 DEG C~75 DEG C using phenol and diethylenetriamine, be mixed into formalin, under high temperature（100~110
℃）30min is reacted, after being cooled to room temperature, pH value is adjusted to 10.0~11.0 with sodium hydroxide, reinforcing agent is made.Do not changing
Under the premise of the original production technology of full waste paper corrugated base paper, the intensive properties of fluting medium is remarkably improved using the reinforcing agent of preparation
Energy.This method can directly make an addition to the reinforcing agent of preparation in paper pulp in the production process of fluting medium, not change original production
Technological process, addition form is simple, and the index such as ring crush intensity, tensile index into paper can be improved.But prepared by reinforcing agent
Process is more complicated, and certain influence is brought to production cost economy, has certain application limitation.
In summary, it is the good approach of this kind of biomass resource comprehensive utilization using useless fiber production corrugated paper, seeks
Simple to operate, energy-conserving and environment-protective, the method for raising corrugated paper intensity of excellent effect enjoy people to pay close attention to.The present invention is using stalk as original
Material, isolates straw marrow, through processing, copies fluting medium processed with secondary stock proportioning, realizes the raising of corrugated paper intensity.
The content of the invention
The present invention provides a kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock, used technical side
Case is：
A kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock, after stalk is dried, remove straw skin and isolate
Straw marrow , Jie Marrow are crushed, and straw marrow powder are mixed with the NaOH and/or KOH solution that mass concentration is 1-10%, the quality to material is dense
Spend and washed for 0.5-5%, material after soaking to neutrality, add water to obtain straw marrow slurry, wherein straw marrow concentration is 0.5-5%；
Peracetic acid is added in being starched again to straw marrow, is 1-8% to Peracetic acid mass concentration or adds hydrochloric acid in being starched again to straw marrow
The pH value of solution regulation straw marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1- in being starched to straw marrow to less than 2
8%；
Straw marrow slurry is stirred or oscillation treatment again, mixed after washing to neutrality with secondary stock, straw marrow is in mixed pulp
Mass fraction is 10%-30%, and fluting medium processed is copied using mixed pulp.
By the screen cloth no more than 20 mesh after straw Marrow is crushed in described method, straw marrow powder is obtained.
Material 2-10 hours are soaked in described method at 20-50 DEG C, are washed to neutrality, add water to obtain straw marrow slurry.
After stalk is dried in described method, remove straw skin and isolate straw marrow , Jie Marrow crushing, straw marrow powder and quality is dense
NaOH and/or the KOH solution mixing for 3-7% are spent, the mass concentration to material is 0.5-5%, is washed after material immersion to neutrality,
Water is added to obtain straw marrow slurry.
Peracetic acid is added in being starched in described method to straw marrow, is 2-8% or again to straw to Peracetic acid mass concentration
The pH value of hydrochloric acid solution regulation straw marrow slurry is added in marrow slurry to less than 2, adds chlorine dioxide, chlorine dioxide in being starched to straw marrow
Mass concentration is 2-8%.
Straw marrow slurry is stirred or oscillation treatment 3-24 hours under the conditions of 25-60 DEG C in described method, wherein stirring
Mix or hunting speed is 20-200rpm.
A kind of high-strength corrugated base paper prepared using stalk and secondary stock, is prepared via a method which：Stalk is dried
Afterwards, remove straw skin and isolate straw marrow , Jie Marrow crushing, straw marrow powder is mixed with mass concentration for 1-10% NaOH and/or KOH solution
Close, the mass concentration to material is 0.5-5%, is washed after material immersion to neutrality, adds water to obtain straw marrow slurry, wherein straw marrow concentration
For 0.5-5%；
Peracetic acid is added in being starched again to straw marrow, is 1-8% to Peracetic acid mass concentration or adds hydrochloric acid in being starched again to straw marrow
The pH value of solution regulation straw marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1- in being starched to straw marrow to less than 2
8%；
Straw marrow slurry is stirred or oscillation treatment again, is mixed after washing to neutrality with secondary stock, obtains mixed pulp, and straw
Mass fraction of the marrow in mixed pulp is 10%-30%, and fluting medium processed is copied using mixed pulp.
In the preparation process of described fluting medium：After stalk is dried, remove straw skin and isolate straw marrow , Jie Marrow crushing,
NaOH and/or KOH solution that straw marrow powder and mass concentration are 3-7% are mixed, the mass concentration to material is 0.5-5%, material
Washing adds water to obtain straw marrow slurry to neutrality after immersion.
In the preparation process of described fluting medium：Peracetic acid is added in straw marrow slurry, is to Peracetic acid mass concentration
2-8% or straw marrow add the pH value of hydrochloric acid solution regulation straw marrow slurry to less than 2 in starching, chlorine dioxide is added, in being starched to straw marrow
The mass concentration of chlorine dioxide is 2-8%.
In the preparation process of described fluting medium：Straw marrow slurry is stirred or oscillation treatment under the conditions of 25-60 DEG C
3-24 hours, wherein stirring or hunting speed are 20-200rpm.
Beneficial effects of the present invention are：
The present invention provides a kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock, is from stalk and secondary stock
Raw material, by stalk nobody using straw marrow first crushed, reduce material size, so as to medicinal liquid osmosis, recycle alkali lye to enter
Row processing, swollen material, beneficial to subsequent chemistry agent treatment；And remove to a certain extent the lignin in straw marrow, extract etc. into
Point, the adverse effect to paper quality is avoided, recycles the oxidizer treatments such as Peracetic acid, the eucaryotic cell structure of straw marrow is destroyed, makes
Straw marrow surface exposes more oh groups, and forming hydrogen bond with fiber connects, and improves fiber bonding strength, further improves corrugation
The intensity of body paper；
Therefore the abundant raw material not only chosen using the inventive method, yield abundance is secure, and cost of material is low, and produces work
Skill is simple, and the reaction time is short, and time-consuming less, power consumption is low, and the straw marrow that nobody utilizes is added in paper pulp, and defines ratio
Example, the intensity of fluting medium is further improved, the efficient reuse of secondary stock is realized, also helps the resource of agricultural wastes
Change and utilize, beneficial to energy-saving.
Brief description of the drawings
The schematic flow sheet of Fig. 1 the inventive method；
Fig. 2 does not add the fluting medium scanning electron microscope (SEM) photograph of straw marrow；
The fluting medium scanning electron microscope (SEM) photograph that Fig. 3 the inventive method makes.
Embodiment
The present invention provides a kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock, after stalk is dried,
Remove straw skin and isolate straw marrow , Jie Marrow crushing, straw marrow powder is mixed with the NaOH and/or KOH solution that mass concentration is 1-10%,
Mass concentration to material is 0.5-5%, is washed after material immersion to neutrality, adds water to obtain straw marrow slurry, wherein straw marrow concentration is
0.5-5%；
Peracetic acid is added in being starched again to straw marrow, is 1-8% to Peracetic acid mass concentration or adds hydrochloric acid in being starched again to straw marrow
The pH value of solution regulation straw marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1- in being starched to straw marrow to less than 2
8%；
Straw marrow slurry is stirred or oscillation treatment again, mixed after washing to neutrality with secondary stock, straw marrow is in mixed pulp
Mass fraction is 10%-30%, and fluting medium processed is copied using mixed pulp.
A kind of high-strength corrugated base paper that using stalk and secondary stock is prepared corresponding with the above method is provided simultaneously, led to
Following method is crossed to prepare：After stalk is dried, remove straw skin and isolate straw marrow , Jie Marrow crushing, be with mass concentration by straw marrow powder
1-10% NaOH and/or KOH solution mixing, the mass concentration to material are 0.5-5%, wash to neutrality, add after material immersion
Water obtains straw marrow slurry, and wherein straw marrow concentration is 0.5-5%；
Peracetic acid is added in being starched again to straw marrow, is 1-8% to Peracetic acid mass concentration or adds hydrochloric acid in being starched again to straw marrow
The pH value of solution regulation straw marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1- in being starched to straw marrow to less than 2
8%；
Straw marrow slurry is stirred or oscillation treatment again, is mixed after washing to neutrality with secondary stock, obtains mixed pulp, and straw
Mass fraction of the marrow in mixed pulp is 10%-30%, and fluting medium processed is copied using mixed pulp.
The stalk of crops, such as wheat stalk, cotton stalk, maize straw can be selected during specific implementation.Because drawing materials more
For convenience, this citing selection maize straw, with reference to specific implementation to the present invention to further illustrating.
Embodiment 1：
High-strength corrugated base paper is prepared as raw material using maize straw and secondary stock.After maize straw dries, remove straw skin and isolate
Straw marrow, crush straw marrow and cross 20 mesh sieves, straw marrow powder is immersed to 1% NaOH solution, be 1% to material concentration, soaked 4 hours at 20 DEG C
After be washed to neutrality, add water to obtain straw marrows slurry, be 2% to wherein straw marrow mass concentration, it is 3% to add Peracetic acid to its concentration,
Stir process 3 hours at 25 DEG C, the speed of stirring rotator is 200 rpm, is washed to neutrality, the straw marrow slurry after being handled,
Straw marrow slurry and secondary stock are mixed, the mass fraction of the straw marrow into mixed pulp is 10%, quantification of with the mixed pulp system of copying
130g/m2 fluting medium, the fluting medium with copying system under equal conditions with pure secondary stock compares, under normal temperature and pressure, paper
Tensile strength improves 57%, and ring crush intensity improves 72%.
Embodiment 2：
High-strength corrugated base paper is prepared as raw material using maize straw and secondary stock.After maize straw air-dries, remove straw skin and isolate
Straw marrow, the straw marrow after crushing cross 20 mesh sieves, and straw marrow powder is immersed to 5% KOH solution, are 1.5% to material concentration, in 35 DEG C of conditions
Lower immersion 6 hours, is then washed to neutrality, and it is 1% to add water to straw marrow mass concentration, and it is 2% to add Peracetic acid to its concentration,
Oscillation treatment 6 hours at 35 DEG C, rotating speed 100rpm, are washed to neutrality, the straw marrow slurry after being handled, mixing straw marrow slurry
With secondary stock, the mass fraction of the straw marrow into mixed pulp is 20%, and the corrugation for making quantification of 150g/m2 is copied with mixed pulp
The fluting medium for copying system under body paper, with equal conditions with pure secondary stock compares, and under normal temperature and pressure, paper tensile strength improves
87%, ring crush intensity improves 108%.
Embodiment 3：
High-strength corrugated base paper is prepared as raw material using maize straw and secondary stock.After maize straw dries, remove straw skin and isolate
Straw marrow, 20 mesh sieves are crossed after crushing straw marrow, straw marrow powder are immersed to the mixed solution of the common mass concentrations 3% of NaOH and KOH, to thing
It is 2.5% to expect concentration, soak 2 hours at 45 DEG C of room, straw marrow is washed into neutrality, and it is 2.5% to add water to straw marrow mass concentration,
The pH value of hydrochloric acid solution regulation straw marrow slurry is added to less than 2, adds chlorine dioxide, the quality of chlorine dioxide is dense in being starched to straw marrow
Spend for 6%, stir process 15 hours at 60 DEG C, the speed of stirring rotator is 20rpm, is washed to neutrality, the straw after being handled
Marrow is starched, and mixing straw marrow slurry and secondary stock, the mass fraction of the straw marrow into mixed pulp is 30%, and formulation amount is copied with mixed pulp
For 160g/m2 fluting medium, the fluting medium with copying system under equal conditions with pure secondary stock compares, under normal temperature and pressure, paper
Open tensile strength and improve 167%, ring crush intensity improves 205%.
Embodiment 4：
High-strength corrugated base paper is prepared as raw material using maize straw and secondary stock.After maize straw air-dries, straw skin is removed, is isolated
Straw marrow, straw marrow cross 20 mesh sieves after crushing, straw marrow powder are immersed to 7% NaOH and KOH mixed solutions, are 4% to material concentration, in room
Soaked 8 hours at 40 DEG C, straw marrow is washed to neutrality, it is 3% to add water to straw marrow mass concentration, adds hydrochloric acid solution regulation straw
The pH value of marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1% in being starched to straw marrow, is shaken at 50 DEG C to less than 2
Processing 12 hours is swung, rotating speed 150rpm, is washed to neutrality, the straw marrow slurry after being handled, mixing straw marrow is starched and secondary stock, extremely
The mass fraction of straw marrow in mixed pulp is 25%, and the fluting medium for making quantification of 100g/m2 is copied with mixed pulp, and equal
Under the conditions of the fluting medium of system copied with pure secondary stock compare, under normal temperature and pressure, paper tensile strength improves 117%, ring pressure
Degree improves 162%.
Embodiment 5：
High-strength corrugated base paper is prepared as raw material using maize straw and secondary stock.Maize straw removes straw skin after air-drying, and isolates
Straw marrow crush after cross 20 mesh sieves, straw marrow powder is immersed to 10% NaOH solution, is 5% to material concentration, is soaked at 50 DEG C of room
10 hours, the straw marrow after processing is washed to neutrality, it is 5% to add water to straw marrow mass concentration, adds Peracetic acid to its concentration
For 8%, stir process 24 hours at 45 DEG C, the speed of stirring rotator is 50rpm, is washed to neutrality, the straw marrow after being handled
Slurry, mixing straw marrow slurry and secondary stock, the mass fraction of the straw marrow into mixed pulp is 25%, quantification of with the mixed pulp system of copying
200g/m2 fluting medium, compared with copying the fluting medium of system with pure secondary stock under equal conditions, under normal temperature and pressure, paper resists
Zhang Qiangdu improves 95%, and ring crush intensity improves 124%.
Wherein in above-described embodiment, tensile strength is according to GB/T453-1989 standards, using ZL-100A type anti-tensile analyzers
Measure；Ring crush intensity is determined according to GB/T 2679.8-1995 standards using HSD-A types compressing tester.And based on above-mentioned
Embodiment, in other specific implementations, straw marrow powder is mixed with the aqueous slkali that mass concentration is 3-7%, and is added in straw marrow slurry
Fluoroacetic acid, to Peracetic acid mass concentration be 2-8% or straw marrow slurry in add hydrochloric acid solution adjust the pH value of straw marrows slurry to 2 with
Under, chlorine dioxide is added, when the mass concentration of chlorine dioxide is 2-6% in being starched to straw marrow, paper tensile strength and ring crush intensity
That improves is relatively more.
And utilize the fluting medium scanning electron microscope (SEM) photograph that the inventive method makes and the fluting medium scanning electricity for not adding straw marrow
Mirror figure is contrasted, it can be seen that the fiber of paper is interweaved in Fig. 2, but occurs more larger space, gap between fiber
Fiber is separated with fiber, can not form hydrogen bond between the fiber of separation, can not contribute bond strength；And in Fig. 3 paper fiber
It is interweaved, and after the addition of straw marrow, fiberfill fibers and interfibrous space, produces bridge linking effect between the fibers, make fiber
Occur to combine indirectly with fiber, interfibrous bond strength is improved, so as to improve the strength character of paper.
The numerical value that embodiment does not enumerate, can be according to entering in the range of the restriction of actual conditions in the inventive solutions
Row adjustment, is not repeated.
Claims (10)
1. a kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock, it is characterized in that after stalk is dried, remove
Straw skin isolates straw marrow , Jie Marrow crushing, straw marrow powder is mixed with the NaOH and/or KOH solution that mass concentration is 1-10%, to thing
The mass concentration of material is 0.5-5%, is washed after material immersion to neutrality, adds water to obtain straw marrow slurry, wherein straw marrow concentration is 0.5-
5%；
Peracetic acid is added in being starched again to straw marrow, is 1-8% to Peracetic acid mass concentration or adds hydrochloric acid in being starched again to straw marrow
The pH value of solution regulation straw marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1- in being starched to straw marrow to less than 2
8%；
Straw marrow slurry is stirred or oscillation treatment again, mixed after washing to neutrality with secondary stock, straw marrow is in mixed pulp
Mass fraction is 10%-30%, and fluting medium processed is copied using mixed pulp.
2. according to the method for claim 1, obtain straw marrow it is characterized in that by the screen cloth no more than 20 mesh after straw Marrow crushing
Powder.
3. method according to claim 1 or 2, it is characterized in that soaking material 2-10 hours at 20-50 DEG C, wash into
Property, add water to obtain straw marrow slurry.
4. according to the method for claim 3, it is characterized in that after stalk is dried, remove straw skin and isolate straw marrow , Jie Marrow powder
It is broken, NaOH and/or KOH solution that straw marrow powder and mass concentration are 3-7% are mixed, the mass concentration to material is 0.5-5%, thing
Washing adds water to obtain straw marrow slurry to neutrality after material immersion.
5. the method according to claim 1 or 4, it is characterized in that Peracetic acid is added in being starched to straw marrow, to Peracetic acid matter
The pH value of addition hydrochloric acid solution regulation straw marrow slurry during concentration is 2-8% or starched again to straw marrow is measured to less than 2, adds titanium dioxide
Chlorine, the mass concentration of chlorine dioxide is 2-8% in being starched to straw marrow.
6. according to the method for claim 5, it is characterized in that straw marrow slurry is stirred under the conditions of 25-60 DEG C or vibration at
3-24 hours are managed, wherein stirring or hunting speed are 20-200rpm.
A kind of 7. high-strength corrugated base paper prepared using stalk and secondary stock, it is characterized in that being prepared via a method which：By straw
After stalk is dried, remove straw skin and isolate straw marrow , Jie Marrow crushing, NaOH and/or KOH by straw marrow powder with mass concentration for 1-10%
Solution mixes, and the mass concentration to material is 0.5-5%, is washed after material immersion to neutrality, adds water to obtain straw marrow slurry, wherein straw
Marrow concentration is 0.5-5%；
Peracetic acid is added in being starched again to straw marrow, is 1-8% to Peracetic acid mass concentration or adds hydrochloric acid in being starched again to straw marrow
The pH value of solution regulation straw marrow slurry adds chlorine dioxide, the mass concentration of chlorine dioxide is 1- in being starched to straw marrow to less than 2
8%；
Straw marrow slurry is stirred or oscillation treatment again, is mixed after washing to neutrality with secondary stock, obtains mixed pulp, and straw
Mass fraction of the marrow in mixed pulp is 10%-30%, and fluting medium processed is copied using mixed pulp.
8. fluting medium according to claim 7, it is characterized in that in preparation process：After stalk is dried, straw skin point is removed
Straw marrow , Jie Marrow crushing is separated out, straw marrow powder is mixed with the NaOH and/or KOH solution that mass concentration is 3-7%, to the quality of material
Concentration is 0.5-5%, is washed after material immersion to neutrality, adds water to obtain straw marrow slurry.
9. the fluting medium according to claim 7 or 8, it is characterized in that in preparation process：Peracetic acid is added in straw marrow slurry,
To Peracetic acid mass concentration be 2-8% or straw marrow slurry in add hydrochloric acid solution and adjust the pH value of straw marrows slurry to less than 2, then add
Enter chlorine dioxide, the mass concentration of chlorine dioxide is 2-8% in being starched to straw marrow.
10. fluting medium according to claim 9, it is characterized in that in preparation process：Straw marrow is starched under the conditions of 25-60 DEG C
It is stirred or oscillation treatment 3-24 hours, wherein stirring or hunting speed are 20-200rpm.
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| CN113308925A (en) * | 2021-06-22 | 2021-08-27 | 江苏洋河集团包装材料有限公司 | Production process of environment-friendly corrugated carton for packaging white spirit |
| CN113969512A (en) * | 2021-11-19 | 2022-01-25 | 中国科学院宁波材料技术与工程研究所 | All-straw paper-making pulp and preparation method and application thereof |
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| CN113308925A (en) * | 2021-06-22 | 2021-08-27 | 江苏洋河集团包装材料有限公司 | Production process of environment-friendly corrugated carton for packaging white spirit |
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| WO2023175175A1 (en) * | 2022-03-18 | 2023-09-21 | Anheuser-Busch Inbev S.A. | Packaging from agricultural plant fibres |
| CN114921999A (en) * | 2022-05-19 | 2022-08-19 | 陕西科技大学 | Method for preparing filling paper by adding OCC paper pulp into wheat straw and utilizing resources |
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| CN107881842B (en) | 2020-03-27 |
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