CN105568736A - Manufacture process of brown paper - Google Patents
Manufacture process of brown paper Download PDFInfo
- Publication number
- CN105568736A CN105568736A CN201510952750.3A CN201510952750A CN105568736A CN 105568736 A CN105568736 A CN 105568736A CN 201510952750 A CN201510952750 A CN 201510952750A CN 105568736 A CN105568736 A CN 105568736A
- Authority
- CN
- China
- Prior art keywords
- beating
- brown paper
- production technology
- weight
- paper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000010009 beating Methods 0.000 claims abstract description 92
- 241000609240 Ambelania acida Species 0.000 claims abstract description 12
- 235000018185 Betula X alpestris Nutrition 0.000 claims abstract description 12
- 235000018212 Betula X uliginosa Nutrition 0.000 claims abstract description 12
- 241000723346 Cinnamomum camphora Species 0.000 claims abstract description 12
- 240000000163 Cycas revoluta Species 0.000 claims abstract description 12
- 235000008601 Cycas revoluta Nutrition 0.000 claims abstract description 12
- 206010033546 Pallor Diseases 0.000 claims abstract description 12
- 235000011609 Pinus massoniana Nutrition 0.000 claims abstract description 12
- 241000018650 Pinus massoniana Species 0.000 claims abstract description 12
- 239000010905 bagasse Substances 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 238000003490 calendering Methods 0.000 claims abstract description 6
- 238000012216 screening Methods 0.000 claims abstract description 6
- 238000005516 engineering process Methods 0.000 claims description 56
- 239000002585 base Substances 0.000 claims description 48
- 238000000576 coating method Methods 0.000 claims description 32
- 239000011248 coating agent Substances 0.000 claims description 26
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 22
- 238000004061 bleaching Methods 0.000 claims description 21
- 239000002002 slurry Substances 0.000 claims description 19
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 150000005208 1,4-dihydroxybenzenes Chemical class 0.000 claims description 12
- 244000050510 Cunninghamia lanceolata Species 0.000 claims description 11
- 238000009835 boiling Methods 0.000 claims description 11
- 238000007731 hot pressing Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-O oxonium Chemical compound [OH3+] XLYOFNOQVPJJNP-UHFFFAOYSA-O 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 10
- 229920001817 Agar Polymers 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 7
- 239000008272 agar Substances 0.000 claims description 7
- -1 cyanurotriamide modified diallyl phthalate Chemical class 0.000 claims description 7
- 244000060011 Cocos nucifera Species 0.000 claims description 6
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000003651 drinking water Substances 0.000 claims description 6
- 235000020188 drinking water Nutrition 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims description 6
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000007598 dipping method Methods 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 5
- 239000000835 fiber Substances 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 238000007639 printing Methods 0.000 abstract description 3
- 241000218645 Cedrus Species 0.000 abstract 1
- 230000009172 bursting Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000004513 sizing Methods 0.000 abstract 1
- 239000000123 paper Substances 0.000 description 69
- 238000012360 testing method Methods 0.000 description 7
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- 239000002655 kraft paper Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- 244000052616 bacterial pathogen Species 0.000 description 3
- 239000003712 decolorant Substances 0.000 description 3
- 210000002429 large intestine Anatomy 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241000353135 Psenopsis anomala Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009897 hydrogen peroxide bleaching Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- ANOBYBYXJXCGBS-UHFFFAOYSA-L stannous fluoride Chemical compound F[Sn]F ANOBYBYXJXCGBS-UHFFFAOYSA-L 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000000007 visual effect Effects 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- 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
- D21C3/22—Other features of pulping processes
-
- 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
Landscapes
- Paper (AREA)
Abstract
The invention discloses a manufacture process of brown paper. According to the manufacture process, logs are taken as raw material, and body paper is obtained by digesting, blanching, screening, beating, sizing, deslagging, forming on a net, squeezing, drying, rolling and calendering. Beating of the logs is performed by respectively beating and mixing oak, birch, cedar, camphor tree, masson pine, sago cycas and bagasse in an absolute dry weight ratio of (20-40):(10-20):(20-40):(10-20):(40-60):(10-20):25 to obtain a mixed pulp. According to the invention, the types, ratio and beating degree of fibers of pulp of the body paper can be regulated, the surface of the body paper is coated with a film, and the fiber strength can be enhanced by changing technological parameters in each step, thereby obtaining better bursting resistance, water proofness and printing performance.
Description
Technical field
The present invention relates to pulping and paper-making field.More particularly, the present invention relates to a kind of production technology of brown paper.
Background technology
Exquisite kraft paper is the renewal product of conventional kraft paper, is widely used in the fields such as film packaging, medical package, file pouch, envelope, melon seed bag, hand carrying bag.With the Exquisite kraft paper that micro-drift sulfate wood pulp is produced for raw material, because color and luster is more shallow, smoothness and intensity better, packaging and the print request of packing material can be adapted to, a kind of packaging industry raw material be popular, in very large range instead of common natural kraft, the market demand is in the gesture of growth fast.For this reason, we successfully develop this product in recent years, and product quality has reached domestically leading level, meet the demand in market.But the fibrous raw material that current brown paper production technology uses is more single, burst index, tear index are lower, easily produces and tear phenomenon.In addition, uncoated brown paper, rough surface, quality are loose, smalls soaks by force, easily.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide a kind of production technology of brown paper, it can adjust the kind of raw paper pulp fiber, ratio and beating degree, at body paper surface coating, and by changing the technological parameter of each step, to improve fibre strength, obtain better pop strength, water resistance, printing performance.
In order to realize, according to these objects of the present invention and other advantage, providing a kind of production technology of brown paper, comprising: employing log is raw material, through boiling, bleaching, screening, making beating, applying glue, slagging-off, upper net forming, squeezing, dry, batch and namely obtain body paper with press polish, the making beating of described log is than the Oak Tree being 20 ~ 40:10 ~ 20:20 ~ 40:10 ~ 20:40 ~ 60:10 ~ 20:25 by absolute dry mass, birch, Chinese fir, fragrant camphor tree, masson pine, sago cycas and bagasse are respectively through mixing after making beating process, and the mixing obtained is starched, and the beating consistency of Oak Tree is 3%, beating degree is 28 ° of SR, weight in wet base is 12g, the beating consistency 3% of birch, beating degree is 30 ° of SR, weight in wet base is 14g, and the beating consistency of Chinese fir is 3%, beating degree is 29 ° of SR, weight in wet base is 12g, and the beating consistency of fragrant camphor tree is 3%, beating degree is 32 ° of SR, weight in wet base is 15g, and the beating consistency of masson pine is 3%, beating degree is 29 ° of SR, weight in wet base is 13g, and the beating consistency of sago cycas is 3%, beating degree is 28 ° of SR, weight in wet base is 14g, and the beating consistency of bagasse is 3%, beating degree is 32 ° of SR, weight in wet base is 15g.
Preferably, the production technology of described brown paper, also comprise: at described body paper surface coating coatings, the compound of the methyl silicate of described coating to be mass ratio be 4 ~ 6:2 ~ 3:1 ~ 1.5:0.2, trim,ethylchlorosilane, methyl alcohol and agar, wherein, the absolute dry mass ratio of body paper and coating is 75 ~ 80:20.
Preferably, the production technology of described brown paper, described brown paper before applying coating through resin-dipping hot-pressing processing.
Preferably, the production technology of described brown paper, described resin is cyanurotriamide modified diallyl phthalate, azodiisobutyronitrile is initator, ethanol is solvent, and heat of immersion compression technology is: hot pressing temperature 120 DEG C, pressure 0.2MPa, time 25min.
Preferably, the production technology of described brown paper, the temperature of boiling step is 135 DEG C.
Preferably, the production technology of described brown paper, blanching step comprises successively by three bleaching processes of dense oxonium base delignification, hydrogen peroxide, hydroquinones, the slurry concentration of dense oxonium base delignification process is 6%, temperature is 65 DEG C, oxygen pressure is 250KPa, the slurry concentration of Alkali Hydrogen Peroxide System is 6%, bleaching pH value is 10, the slurry concentration of hydroquinones bleaching process is 3%, and wherein solvent is the magnetized drinking water soaking 3h through cocoanut shell.
Preferably, the production technology of described brown paper will be also the dilute hydrochloric acid solution rinsing of 10% by mass fraction at 40 DEG C after blanching step.
Preferably, the production technology of described brown paper, squeezing step adopts the unipress of four roller three nips and malleation squeezing, and the linear pressure in each district is: a nip 5.5MPa, two nip 6.5MPa, three nip 5MPa, four nip 6MPa.
Preferably, the production technology of described brown paper, calendaring step adopts soft calender.
The present invention at least comprises following beneficial effect:
The first, the preferred Oak Tree of the present invention, birch, Chinese fir, fragrant camphor tree, masson pine, sago cycas and bagasse are as pulp fiber source, improve the more single softwood pulp production difficult problem caused of raw material ratio, effective utilization processing remaining sides plate, save cost, controlled beating consistency, beating degree and weight in wet base technological parameter, keep fibre length, balance high-air-permeability, low tightness and flatness, strengthen the combination between pulp fiber, improve physical strength and formation of sheet, significantly improve outward appearance;
The second, at body paper surface coating coatings, to increase water resistance and printing performance, coating selects the compound of methyl silicate, trim,ethylchlorosilane, methyl alcohol, agar, agar makes surface construction special construction, the static contact angle of coating and water is made to reach 110 °, easy gel, hydrophobic effect is best; Adopt cyanurotriamide modified diallyl phthalate resin surface impregnation, under this hot pressing temperature, pressure, time, WATER RESISTANCE and grease resistance significantly improve, for applying coating improves good basis;
Three, boiling temperature to 135 DEG C is reduced, make different fibrous raw material evenly steaming mixed, Kappa number amplitude of variation is little, and improving the yellow value of slurry for adopting hydrogen peroxide bleaching afterwards provides basis, decrease the impurity such as bark, crude fibre, reduce the dust material in paper and coarse fiber bundle; Blanching step adopts dense oxonium base delignification, hydrogen peroxide, hydroquinones successively, control hydroquinones bleaching according to the Kappa number of slurry now, make slurry form and aspect stablize, reach quality requirement, the magnetized drinking water that cocoanut shell soaked, avoid slurry form and aspect to fluctuate, improve into paper form and aspect stability; Remaining calcium salt base is dissolved in watery hydrochloric acid rinsing, avoids forming rosin acid calcium Chen Ding with free rosin acid anion in the process of visual angle, avoids scale deposition on equipment; The unipress of four roller three nips and malleation squeezing, while making the gas permeability of paper and tightness increase growth fast with squeeze pressure, balances the physical strength of paper; Soft calender improves the smoothness of paper, is convenient to applying coating.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
It should be noted that experimental technique described in following embodiment if no special instructions, is conventional method, described reagent and material, if no special instructions, all can obtain from commercial channels.
< embodiment 1>
A production technology for brown paper, comprising: employing log is raw material, through boiling, bleaching, screening, making beating, applying glue, slagging-off, upper net forming, squeezing, dry, batch and namely obtain body paper with press polish, the making beating of described log is than the Oak Tree being 20:10:20:10:40:10:25 by absolute dry mass, birch, Chinese fir, fragrant camphor tree, masson pine, sago cycas and bagasse are respectively through mixing after making beating process, and the mixing obtained is starched, and the beating consistency of Oak Tree is 3%, beating degree is 28 ° of SR, weight in wet base is 12g, the beating consistency 3% of birch, beating degree is 30 ° of SR, weight in wet base is 14g, and the beating consistency of Chinese fir is 3%, beating degree is 29 ° of SR, weight in wet base is 12g, and the beating consistency of fragrant camphor tree is 3%, beating degree is 32 ° of SR, weight in wet base is 15g, and the beating consistency of masson pine is 3%, beating degree is 29 ° of SR, weight in wet base is 13g, and the beating consistency of sago cycas is 3%, beating degree is 28 ° of SR, weight in wet base is 14g, and the beating consistency of bagasse is 3%, beating degree is 32 ° of SR, weight in wet base is 15g.
Wherein, the production technology of described brown paper, also comprises: at described body paper surface coating coatings, the compound of the methyl silicate of described coating to be mass ratio be 4:2:1:0.2, trim,ethylchlorosilane, methyl alcohol and agar, wherein, the absolute dry mass of body paper and coating is than being 75:20.
Wherein, the production technology of described brown paper, described brown paper before applying coating through resin-dipping hot-pressing processing.
Wherein, the production technology of described brown paper, described resin is cyanurotriamide modified diallyl phthalate, azodiisobutyronitrile is initator, ethanol is solvent, and heat of immersion compression technology is: hot pressing temperature 120 DEG C, pressure 0.2MPa, time 25min.
Wherein, the production technology of described brown paper, the temperature of boiling step is 135 DEG C.
Wherein, the production technology of described brown paper, blanching step comprises successively by three bleaching processes of dense oxonium base delignification, hydrogen peroxide, hydroquinones, the slurry concentration of dense oxonium base delignification process is 6%, temperature is 65 DEG C, oxygen pressure is 250KPa, the slurry concentration of Alkali Hydrogen Peroxide System is 6%, bleaching pH value is 10, the slurry concentration of hydroquinones bleaching process is 3%, and wherein solvent is the magnetized drinking water soaking 3h through cocoanut shell.
Wherein, the production technology of described brown paper will be also the dilute hydrochloric acid solution rinsing of 10% by mass fraction at 40 DEG C after blanching step.
Wherein, the production technology of described brown paper, squeezing step adopts the unipress of four roller three nips and malleation squeezing, and the linear pressure in each district is: a nip 5.5MPa, two nip 6.5MPa, three nip 5MPa, four nip 6MPa.
Wherein, the production technology of described brown paper, calendaring step adopts soft calender.
After testing, the brown paper print gloss that embodiment 1 is produced is high, lead content (in Pb) 0.33mg/kg, arsenic content (in As) < 0.2mg/kg, fluorescent substance 254nm and 365nm and Decolorant Test (water, n-hexane) are feminine gender, every 100g large intestine bacterium colony < 30, does not detect pathogenic bacteria.
< embodiment 2>
A production technology for brown paper, comprising: employing log is raw material, through boiling, bleaching, screening, making beating, applying glue, slagging-off, upper net forming, squeezing, dry, batch and namely obtain body paper with press polish, the making beating of described log is than the Oak Tree being 40:20:40:20:60:20:25 by absolute dry mass, birch, Chinese fir, fragrant camphor tree, masson pine, sago cycas and bagasse are respectively through mixing after making beating process, and the mixing obtained is starched, and the beating consistency of Oak Tree is 3%, beating degree is 28 ° of SR, weight in wet base is 12g, the beating consistency 3% of birch, beating degree is 30 ° of SR, weight in wet base is 14g, and the beating consistency of Chinese fir is 3%, beating degree is 29 ° of SR, weight in wet base is 12g, and the beating consistency of fragrant camphor tree is 3%, beating degree is 32 ° of SR, weight in wet base is 15g, and the beating consistency of masson pine is 3%, beating degree is 29 ° of SR, weight in wet base is 13g, and the beating consistency of sago cycas is 3%, beating degree is 28 ° of SR, weight in wet base is 14g, and the beating consistency of bagasse is 3%, beating degree is 32 ° of SR, weight in wet base is 15g.
Wherein, the production technology of described brown paper, also comprises: at described body paper surface coating coatings, the compound of the methyl silicate of described coating to be mass ratio be 6:3:1.5:0.2, trim,ethylchlorosilane, methyl alcohol and agar, wherein, the absolute dry mass of body paper and coating is than being 80:20.
Wherein, the production technology of described brown paper, described brown paper before applying coating through resin-dipping hot-pressing processing.
Wherein, the production technology of described brown paper, described resin is cyanurotriamide modified diallyl phthalate, azodiisobutyronitrile is initator, ethanol is solvent, and heat of immersion compression technology is: hot pressing temperature 120 DEG C, pressure 0.2MPa, time 25min.
Wherein, the production technology of described brown paper, the temperature of boiling step is 135 DEG C.
Wherein, the production technology of described brown paper, blanching step comprises successively by three bleaching processes of dense oxonium base delignification, hydrogen peroxide, hydroquinones, the slurry concentration of dense oxonium base delignification process is 6%, temperature is 65 DEG C, oxygen pressure is 250KPa, the slurry concentration of Alkali Hydrogen Peroxide System is 6%, bleaching pH value is 10, the slurry concentration of hydroquinones bleaching process is 3%, and wherein solvent is the magnetized drinking water soaking 3h through cocoanut shell.
Wherein, the production technology of described brown paper will be also the dilute hydrochloric acid solution rinsing of 10% by mass fraction at 40 DEG C after blanching step.
Wherein, the production technology of described brown paper, squeezing step adopts the unipress of four roller three nips and malleation squeezing, and the linear pressure in each district is: a nip 5.5MPa, two nip 6.5MPa, three nip 5MPa, four nip 6MPa.
Wherein, the production technology of described brown paper, calendaring step adopts soft calender.
After testing, the brown paper print gloss that embodiment 2 is produced is high, lead content (in Pb) 0.31mg/kg, arsenic content (in As) < 0.2mg/kg, fluorescent substance 254nm and 365nm and Decolorant Test (water, n-hexane) are feminine gender, every 100g large intestine bacterium colony < 30, does not detect pathogenic bacteria.
< embodiment 3>
A production technology for brown paper, comprising: employing log is raw material, through boiling, bleaching, screening, making beating, applying glue, slagging-off, upper net forming, squeezing, dry, batch and namely obtain body paper with press polish, the making beating of described log is than the Oak Tree being 30:15:30:15:50:15:25 by absolute dry mass, birch, Chinese fir, fragrant camphor tree, masson pine, sago cycas and bagasse are respectively through mixing after making beating process, and the mixing obtained is starched, and the beating consistency of Oak Tree is 3%, beating degree is 28 ° of SR, weight in wet base is 12g, the beating consistency 3% of birch, beating degree is 30 ° of SR, weight in wet base is 14g, and the beating consistency of Chinese fir is 3%, beating degree is 29 ° of SR, weight in wet base is 12g, and the beating consistency of fragrant camphor tree is 3%, beating degree is 32 ° of SR, weight in wet base is 15g, and the beating consistency of masson pine is 3%, beating degree is 29 ° of SR, weight in wet base is 13g, and the beating consistency of sago cycas is 3%, beating degree is 28 ° of SR, weight in wet base is 14g, and the beating consistency of bagasse is 3%, beating degree is 32 ° of SR, weight in wet base is 15g.
Wherein, the production technology of described brown paper, also comprises: at described body paper surface coating coatings, the compound of the methyl silicate of described coating to be mass ratio be 5:2.5:1:0.2, trim,ethylchlorosilane, methyl alcohol and agar, wherein, the absolute dry mass of body paper and coating is than being 78:20.
Wherein, the production technology of described brown paper, described brown paper before applying coating through resin-dipping hot-pressing processing.
Wherein, the production technology of described brown paper, described resin is cyanurotriamide modified diallyl phthalate, azodiisobutyronitrile is initator, ethanol is solvent, and heat of immersion compression technology is: hot pressing temperature 120 DEG C, pressure 0.2MPa, time 25min.
Wherein, the production technology of described brown paper, the temperature of boiling step is 135 DEG C.
Wherein, the production technology of described brown paper, blanching step comprises successively by three bleaching processes of dense oxonium base delignification, hydrogen peroxide, hydroquinones, the slurry concentration of dense oxonium base delignification process is 6%, temperature is 65 DEG C, oxygen pressure is 250KPa, the slurry concentration of Alkali Hydrogen Peroxide System is 6%, bleaching pH value is 10, the slurry concentration of hydroquinones bleaching process is 3%, and wherein solvent is the magnetized drinking water soaking 3h through cocoanut shell.
Wherein, the production technology of described brown paper will be also the dilute hydrochloric acid solution rinsing of 10% by mass fraction at 40 DEG C after blanching step.
Wherein, the production technology of described brown paper, squeezing step adopts the unipress of four roller three nips and malleation squeezing, and the linear pressure in each district is: a nip 5.5MPa, two nip 6.5MPa, three nip 5MPa, four nip 6MPa.
Wherein, the production technology of described brown paper, calendaring step adopts soft calender.
After testing, the brown paper print gloss that embodiment 3 is produced is high, lead content (in Pb) 0.3mg/kg, arsenic content (in As) < 0.2mg/kg, fluorescent substance 254nm and 365nm and Decolorant Test (water, n-hexane) are feminine gender, every 100g large intestine bacterium colony < 30, does not detect pathogenic bacteria.
Carry out indices detection to the brown paper that embodiment 1 ~ 3 is produced, testing result is as shown in table 1.
Table 1
| Index name and unit | Embodiment 1 | Embodiment 2 | Embodiment 3 | Quality index |
| Quantitatively/(gm -2) | 80 | 80 | 80 | (40-120)±5％ |
| Burst index/(kPam -2·g -1) | 3.45 | 3.66 | 3.75 | ≥3 |
| Tear index (longitudinal direction)/(mNm -2·g -1) | 9.2 | 9.4 | 10.4 | ≥8.5 |
| Whiteness/% | 23 | 24 | 24 | 22～26 |
| Smoothness (front)/% | 17.5 | 16.7 | 18.5 | ≥8 |
| Delivery moisture/% | 8.4 | 7.9 | 8.9 | 9±2 |
| Water absorbent surface/(gm -2) | 22 | 24 | 20 | ≤40 |
Here the number of devices illustrated and treatment scale are used to simplify explanation of the present invention.The application of the production technology of brown paper of the present invention, modifications and variations be will be readily apparent to persons skilled in the art.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the embodiment described.
Claims (9)
1. a production technology for brown paper, comprising: employing log is raw material, through boiling, bleaching, screening, making beating, applying glue, slagging-off, upper net forming, squeezing, dry, batch and namely obtain body paper with press polish, it is characterized in that, the making beating of described log is than the Oak Tree being 20 ~ 40:10 ~ 20:20 ~ 40:10 ~ 20:40 ~ 60:10 ~ 20:25 by absolute dry mass, birch, Chinese fir, fragrant camphor tree, masson pine, sago cycas and bagasse are respectively through mixing after making beating process, and the mixing obtained is starched, and the beating consistency of Oak Tree is 3%, beating degree is 28 ° of SR, weight in wet base is 12g, the beating consistency 3% of birch, beating degree is 30 ° of SR, weight in wet base is 14g, and the beating consistency of Chinese fir is 3%, beating degree is 29 ° of SR, weight in wet base is 12g, and the beating consistency of fragrant camphor tree is 3%, beating degree is 32 ° of SR, weight in wet base is 15g, and the beating consistency of masson pine is 3%, beating degree is 29 ° of SR, weight in wet base is 13g, and the beating consistency of sago cycas is 3%, beating degree is 28 ° of SR, weight in wet base is 14g, and the beating consistency of bagasse is 3%, beating degree is 32 ° of SR, weight in wet base is 15g.
2. the production technology of brown paper as claimed in claim 1, it is characterized in that, also comprise: at described body paper surface coating coatings, the compound of the methyl silicate of described coating to be mass ratio be 4 ~ 6:2 ~ 3:1 ~ 1.5:0.2, trim,ethylchlorosilane, methyl alcohol and agar, wherein, the absolute dry mass ratio of body paper and coating is 75 ~ 80:20.
3. the production technology of brown paper as claimed in claim 2, is characterized in that, described brown paper before applying coating through resin-dipping hot-pressing processing.
4. the production technology of brown paper as claimed in claim 3, it is characterized in that, described resin is cyanurotriamide modified diallyl phthalate, azodiisobutyronitrile is initator, ethanol is solvent, and heat of immersion compression technology is: hot pressing temperature 120 DEG C, pressure 0.2MPa, time 25min.
5. the production technology of brown paper as claimed in claim 1, it is characterized in that, the temperature of boiling step is 135 DEG C.
6. the production technology of brown paper as claimed in claim 1, it is characterized in that, blanching step comprises successively by three bleaching processes of dense oxonium base delignification, hydrogen peroxide, hydroquinones, the slurry concentration of dense oxonium base delignification process is 6%, temperature is 65 DEG C, oxygen pressure is 250KPa, the slurry concentration of Alkali Hydrogen Peroxide System is 6%, bleaching pH value is 10, the slurry concentration of hydroquinones bleaching process is 3%, and wherein solvent is the magnetized drinking water soaking 3h through cocoanut shell.
7. the production technology of brown paper as claimed in claim 6, is characterized in that, will be also the dilute hydrochloric acid solution rinsing of 10% by mass fraction at 40 DEG C after blanching step.
8. the production technology of brown paper as claimed in claim 1, is characterized in that, squeezing step adopts the unipress of four roller three nips and malleation squeezing, and the linear pressure in each district is: a nip 5.5MPa, two nip 6.5MPa, three nip 5MPa, four nip 6MPa.
9. the production technology of brown paper as claimed in claim 1, is characterized in that, calendaring step adopts soft calender.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952750.3A CN105568736B (en) | 2015-12-19 | 2015-12-19 | The production technology of brown paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952750.3A CN105568736B (en) | 2015-12-19 | 2015-12-19 | The production technology of brown paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105568736A true CN105568736A (en) | 2016-05-11 |
| CN105568736B CN105568736B (en) | 2017-07-11 |
Family
ID=55879327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510952750.3A Active CN105568736B (en) | 2015-12-19 | 2015-12-19 | The production technology of brown paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105568736B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086046A (en) * | 2017-12-12 | 2018-05-29 | 义乌市义南纸业有限公司 | A kind of high-effective water-proof brown paper and preparation method thereof |
| CN112431060A (en) * | 2020-11-13 | 2021-03-02 | 福建省青山纸业股份有限公司 | Production method of environment-friendly craft paper |
| CN113062146A (en) * | 2021-04-19 | 2021-07-02 | 岳阳林纸股份有限公司 | Antibacterial cultural paper and manufacturing method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103060A (en) * | 1986-04-27 | 1987-04-22 | 刘能振 | The bleaching agent of forming by permanganate and reducing substances |
| CN101100829A (en) * | 2007-06-26 | 2008-01-09 | 永州湘江纸业有限责任公司 | Elaborate brown paper and producing method thereof |
| CN103422386A (en) * | 2012-05-25 | 2013-12-04 | 金东纸业（江苏）股份有限公司 | Kraft paper and making method thereof |
| US20140284010A1 (en) * | 2011-09-21 | 2014-09-25 | Kimberly-Clark Worldwide, Inc. | Tissue product comprising bamboo |
| CN104499342A (en) * | 2014-11-25 | 2015-04-08 | 南通新世纪机电有限公司 | Waterproof kraft paper manufacturing process |
-
2015
- 2015-12-19 CN CN201510952750.3A patent/CN105568736B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103060A (en) * | 1986-04-27 | 1987-04-22 | 刘能振 | The bleaching agent of forming by permanganate and reducing substances |
| CN101100829A (en) * | 2007-06-26 | 2008-01-09 | 永州湘江纸业有限责任公司 | Elaborate brown paper and producing method thereof |
| US20140284010A1 (en) * | 2011-09-21 | 2014-09-25 | Kimberly-Clark Worldwide, Inc. | Tissue product comprising bamboo |
| CN103422386A (en) * | 2012-05-25 | 2013-12-04 | 金东纸业（江苏）股份有限公司 | Kraft paper and making method thereof |
| CN104499342A (en) * | 2014-11-25 | 2015-04-08 | 南通新世纪机电有限公司 | Waterproof kraft paper manufacturing process |
Non-Patent Citations (1)
| Title |
|---|
| 罗良东等: "精品牛皮纸生产工艺的探讨及实践", 《湖南造纸》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086046A (en) * | 2017-12-12 | 2018-05-29 | 义乌市义南纸业有限公司 | A kind of high-effective water-proof brown paper and preparation method thereof |
| CN112431060A (en) * | 2020-11-13 | 2021-03-02 | 福建省青山纸业股份有限公司 | Production method of environment-friendly craft paper |
| CN113062146A (en) * | 2021-04-19 | 2021-07-02 | 岳阳林纸股份有限公司 | Antibacterial cultural paper and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105568736B (en) | 2017-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11131062B2 (en) | Method for producing paper, board or the like | |
| CN102154944B (en) | Production method for bactericidal packing paper | |
| US20120114959A1 (en) | Pigment coated paperboard adapted for sterilizable packages | |
| CN101100829A (en) | Elaborate brown paper and producing method thereof | |
| CN109183487B (en) | Method for making salt packaging paper | |
| SE538863C2 (en) | Process for the production of paper or paperboard, paper or paperboard product obtained and uses thereof | |
| CN105568736A (en) | Manufacture process of brown paper | |
| CN108385425A (en) | A kind of preparation process of high interfacial bonding strength crepe paper | |
| CN112359647A (en) | Preparation method of high-strength anti-tearing paper food packaging bag | |
| Sood et al. | Surface charge of different paper making raw materials and its influence on paper properties | |
| US10145068B2 (en) | Process for producing at least one ply of a paper or board and a paper or board produced according to the process | |
| CN104213469A (en) | Micro scalable printing type decorative base paper and preparation method thereof | |
| CN106400602B (en) | A kind of cake tray paper and preparation method thereof | |
| CN105507058B (en) | The production technology of ox-hide card | |
| US20180141319A1 (en) | Process for the production of multi-layer paperboard and multi-layer paperboard obtained | |
| CN115058914A (en) | Coating composition for paper for food and medicine contact and preparation method thereof | |
| CN107090738A (en) | A kind of kraft paper bag and preparation method thereof | |
| CN106498796B (en) | The method that a kind of biochemical process ECF bleaching NaOH AQ slurries of Fast growth poplar prepare paper base material | |
| US20220018065A1 (en) | Method of producing holocellulose and paper strength agent, process for the production of paper, the paper produced and use of the produced paper | |
| CN115434185A (en) | Special cushion paper for air fryer tray and preparation method thereof | |
| CN113089379A (en) | Preparation process of high-grade kraft paper suitable for full-page printing | |
| CN110528331A (en) | A kind of regenerated environment protecting ox-hide body paper and preparation method thereof | |
| CN107541997A (en) | A kind of manufacture method of novel antibacterial cardboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Qingfen Inventor before: Deng Shaomin Inventor before: Chen Tiyong Inventor before: Gu Shengjun |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170605 Address after: 315012 Zhejiang Province, Ningbo city Haishu District Liyuan Road No. 755 room 1025 Applicant after: Ningbo Polygala cubic Energy Technology Co Ltd Address before: 536000, the Guangxi Zhuang Autonomous Region Beihai Industrial Park, Taiwan road and Jilin Road intersection southeast Applicant before: BEIHAI GUANGLI COLOR PRINTING CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171206 Address after: 536000 Yinhai District Industrial Park, the Guangxi Zhuang Autonomous Region, Beihai Patentee after: Zhou Qingfen Address before: 315012 Zhejiang Province, Ningbo city Haishu District Liyuan Road No. 755 room 1025 Patentee before: Ningbo Polygala cubic Energy Technology Co Ltd |