CN109024060A - A kind of processing technology of corrugated board - Google Patents
A kind of processing technology of corrugated board Download PDFInfo
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- CN109024060A CN109024060A CN201810748735.0A CN201810748735A CN109024060A CN 109024060 A CN109024060 A CN 109024060A CN 201810748735 A CN201810748735 A CN 201810748735A CN 109024060 A CN109024060 A CN 109024060A
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- corrugated board
- corrugated
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- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 239000000123 paper Substances 0.000 claims abstract description 50
- 239000011111 cardboard Substances 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 239000001993 wax Substances 0.000 claims abstract description 13
- 240000008564 Boehmeria nivea Species 0.000 claims abstract description 10
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 10
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims abstract description 10
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims abstract description 10
- 241000196324 Embryophyta Species 0.000 claims abstract description 10
- 235000004431 Linum usitatissimum Nutrition 0.000 claims abstract description 10
- 235000009120 camo Nutrition 0.000 claims abstract description 10
- 235000005607 chanvre indien Nutrition 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 239000011487 hemp Substances 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000004078 waterproofing Methods 0.000 claims abstract description 9
- 240000000491 Corchorus aestuans Species 0.000 claims abstract description 8
- 235000011777 Corchorus aestuans Nutrition 0.000 claims abstract description 8
- 235000010862 Corchorus capsularis Nutrition 0.000 claims abstract description 8
- 238000004381 surface treatment Methods 0.000 claims abstract description 7
- 239000004203 carnauba wax Substances 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000000126 substance Substances 0.000 claims description 12
- 241000208202 Linaceae Species 0.000 claims description 9
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 6
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 239000011087 paperboard Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 229920001131 Pulp (paper) Polymers 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000084 colloidal system Substances 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000011031 large-scale manufacturing process Methods 0.000 claims description 3
- 229920005610 lignin Polymers 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000013055 pulp slurry Substances 0.000 claims description 3
- 238000004537 pulping Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- -1 sulfate it Chemical class 0.000 claims description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 2
- 229910021641 deionized water Inorganic materials 0.000 claims description 2
- 238000005098 hot rolling Methods 0.000 claims description 2
- 150000008040 ionic compounds Chemical class 0.000 claims description 2
- CBXWGGFGZDVPNV-UHFFFAOYSA-N so4-so4 Chemical compound OS(O)(=O)=O.OS(O)(=O)=O CBXWGGFGZDVPNV-UHFFFAOYSA-N 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 claims 1
- 238000004018 waxing Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract description 10
- 239000010410 layer Substances 0.000 abstract description 7
- 238000010257 thawing Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 abstract description 3
- 239000002344 surface layer Substances 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 240000006240 Linum usitatissimum Species 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 4
- 241000274582 Pycnanthus angolensis Species 0.000 description 2
- 240000000249 Morus alba Species 0.000 description 1
- 235000008708 Morus alba Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/20—Corrugating; Corrugating combined with laminating to other layers
-
- 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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
- D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/02—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type
-
- 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
- D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/18—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising waxes
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
- D21H27/40—Multi-ply at least one of the sheets being non-planar, e.g. crêped
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Abstract
The invention discloses a kind of processing technologys of corrugated board, comprising the following steps: a. carries out slurrying processing first；B. after add plant fiber after the completion of step a again；C. after the completion of step b, then raw material is formed；D. after the completion of step c, then the manufacture of corrugated cardboard is carried out；E. after the completion of step d, then paper surface waterproofing agent addition is carried out.By while slurrying is handled, the herbaceous stem of ramie, hemp, flax and jute is added, the toughness of natural plant fibre can be relied on, increase the integral strength and the feature of environmental protection of corrugated board, it, can be in the case where not changing the characteristic of substrate original color and appearance by adding paper surface waterproofing agent.One layer of undissolvable netted waterproof ventilated membrane is formed on substrate surface layer, moisture is avoided to suck substrate, it is peeled off caused by freeze thawing and weathering to reduce, increase floor life, by carrying out wax surface treatment using Brazil wax on original Process ba- sis, waterproofness is further increased, convenient for promoting the use of.
Description
Technical field
The present invention relates to a kind of corrugated board processing technique field, specially a kind of processing technology of corrugated board.
Background technique
Corrugated board is the adherend of a multilayer, it at least by one layer of waveform core paper interlayer (be commonly called as " hole ", " watt
Stupefied paper ", " corrugating medium ", " corrugating media ", " fluting medium ") and a layer paperboard (also known as " boxboard ", " boxboard ") composition.
It has very high mechanical strength, can support and be fallen by the collision in handling process and falling.The practical manifestation of corrugated case depends on three
Factor: the structure of the characteristic and carton itself of core paper and cardboard, the corrugation ripple of corrugated board is as the arch that connects one by one
Door, is mutually juxtaposed in a row, mutually support, and formation three-legged structure body has preferable mechanical strength, can also bear from plane
Certain pressure, and springiness, good buffering function；Various shape size can be made in it as neededLinerOr container.
Currently, existing corrugated board is in use, product can be cooperated to carry out packaging use, but actually used
In, corrugated board is limited by material, and the intensity of itself is lower, and the wood pulp manufacture of Gestalt, increases environmental pollution
It after increasing humidity, is shelled caused by freeze thawing and weathering secondly when corrugated board itself waterproofness is poor with the waste of resource
It falls, reduces service life, these are all physical presence and urgent problem.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the defects of the prior art, provide a kind of processing work of corrugated board
Skill can be by natural plant fibre by adding the herbaceous stem of ramie, hemp, flax and jute while slurrying is handled
Toughness increases the integral strength and the feature of environmental protection of corrugated board, can be not change substrate original by adding paper surface waterproofing agent
In the case where the characteristic of color and appearance.One layer of undissolvable netted waterproof ventilated membrane is formed on substrate surface layer, avoids moisture
Substrate is sucked, is peeled off caused by freeze thawing and weathering to reduce, increases floor life, by utilizing on original Process ba- sis
Brazil wax carries out wax surface treatment, further increases waterproofness, convenient for promoting the use of.
To solve the above problems, the invention provides the following technical scheme: a kind of processing technology of corrugated board, including it is following
Step:
A. slurrying processing is carried out to the raw material of corrugated board first；
B. the addition that raw material carries out plant fiber is handled again after the completion of step a；
C. after the completion of step b, then brown paper molding is carried out to raw material；
D. after the completion of step c, then the manufacture of corrugated cardboard is carried out；
E. after the completion of step d, then the addition of paper surface waterproofing agent is carried out；
F. after the completion of step e, then brown paper and corrugated cardboard are loaded；
G. after the completion of step f, then cooperate the progress of electric drive roller integrally formed；
H. after the completion of step g, wax surface treatment is finally carried out.
As a kind of preferred embodiment of the invention, in the step a, corrugated fibre box is manufactured from sulfate (sulfuric acid
Salt) pulping sawdust in technique starts, firstly, trunk is stripped bark, it is torn into fractionlet, next, these chips are placed
In the Large-scale High-Pressure tank of referred to as batch steamer, they are by sodium hydroxide (NaOH) and several other ion combinations wherein
Object such as sulfate is cooked in solution or liquid made of sulfide and sulphite, these strong basicity chemical substances by lignin,
Various wood-fibreds are maintained at the dissolution of the colloid substance in trunk.
As a kind of preferred embodiment of the invention, in the step b, plant fiber is by ramie, hemp, flax and Huang
The herbaceous stem composition of fiber crops, adding proportion is ramie 28%, hemp 14%, flax 19% and jute 39% respectively.
As a kind of preferred embodiment of the invention, in the step c, consistent wood pulp slurry is pumped into papermaking
Machine, also referred to as fourdrinier, huge square structure are up to 600 feet (182.88 meters), these machines include to originally form paper
Silk screen, next, by Sheet feeding into a large amount of steam-heated roller and wide felt rug, to remove moisture removal, finally,
Finished product medium or bushing pipe are rolled shipment.
As a kind of preferred embodiment of the invention, in the step d, the corrugated cardboard manufacture includes two keys
Step: manufacturing brown paper and corrugated board, brown paper include slurrying wood chip, the papery that then will be obtained by a large amount of steam roller
Substance is sent into, and is removed moisture, is also carried out corrugated paper in the machine using heavy rolls, a roll of cardboard be it is undulatory, then lead to
It crosses identical machine to be glued between two other layers (liner), then by the way that cardboard is passed through the roller heated for adhesive curing.
As a kind of preferred embodiment of the invention, the step e is in processes, moisture-proof as paper surface waterproof
Coating can be diluted with 5-10 times or so of deionized water when use, then mechanical that the waterproofing agent is coated on just at molding watt
It is dry by 60 DEG C or so of temperature on corrugated paper board face, solid content: 30%, average grain diameter: < 0.4 micron.
As a kind of preferred embodiment of the invention, the step f in operation, medium with pass through Corrugator roller, and
It is fed in corrugating machine to guarantee brown paper and corrugated cardboard engagement, in the process, which will be adhered to corrugated
On medium, for large-scale production run, additional package is downloaded in automatic Mosaic device, and corrugating machine is sent into sensing detector inspection
Paper roll, when reel is almost empty, ripple machine control system starts splicing machine, and the paper from new reel is connected to
The end of the paper of machine.Therefore, the production of corrugated board is continuous, the not loss of speed of production.
As a kind of preferred embodiment of the invention, Corrugated media in operation, is sent into Corrugating Machine by the step g
Huge electric drive roller in, first by pre- hot-rolling, subsequently into Corrugator roller, 175 to 180 pounds/square inch of (psi) pressure
Steam is forced through two groups of rollers, and when paper passes through them, temperature reaches 350 to 365 degrees Fahrenheits, and (177 to 185 is Celsius
Degree).
As a kind of preferred embodiment of the invention, in operation, wax is Brazil wax to the step h, is ester type waxes
Mixture, chemical formula be CH3 (CH2) n+1COO (CH2) n+1CH3,n=22~32, it, can be in such a way that surface is waxed
The moisture resistance of increase corrugated board and high grease-proof permeance property.
Compared with prior art, beneficial effects of the present invention are as follows:
A kind of processing technology of corrugated board of the present invention, by adding ramie, hemp, flax and Huang while slurrying is handled
The herbaceous stem of fiber crops can rely on the toughness of natural plant fibre, increase the integral strength and the feature of environmental protection of corrugated board, by adding paper
Surface waterproofer is opened, it can be in the case where not changing the characteristic of substrate original color and appearance.One layer is formed not on substrate surface layer
The netted waterproof ventilated membrane that can be dissolved, avoids moisture from sucking substrate, peels off caused by freeze thawing and weathering to reduce, increases substrate
Service life further increases waterproofness, by carrying out wax surface treatment using Brazil wax on original Process ba- sis convenient for pushing away
It is wide to use.
Specific embodiment
The present invention provides a kind of technical solution: a kind of processing technology of corrugated board, comprising the following steps:
A. slurrying processing is carried out to the raw material of corrugated board first；
B. the addition that raw material carries out plant fiber is handled again after the completion of step a；
C. after the completion of step b, then brown paper molding is carried out to raw material；
D. after the completion of step c, then the manufacture of corrugated cardboard is carried out；
E. after the completion of step d, then the addition of paper surface waterproofing agent is carried out；
F. after the completion of step e, then brown paper and corrugated cardboard are loaded；
G. after the completion of step f, then cooperate the progress of electric drive roller integrally formed；
H. after the completion of step g, wax surface treatment is finally carried out.
In the step a, corrugated fibre box is manufactured since the pulping sawdust in sulfate (sulfate) technique, firstly,
Trunk is stripped bark, is torn into fractionlet, next, these chips to be placed on to the Large-scale High-Pressure tank of referred to as batch steamer
In, they are by sodium hydroxide (NaOH) and several other ionic compounds such as sulfate wherein, sulfide and sulphite
It is cooked in manufactured solution or liquid, various wood-fibreds are maintained in trunk by these strong basicity chemical substances by lignin
Colloid substance dissolution.
In the step b, plant fiber is made of the herbaceous stem of ramie, hemp, flax and jute, and adding proportion is respectively
Ramie 28%, hemp 14%, flax 19% and jute 39%.
In the step c, consistent wood pulp slurry is pumped into paper machine, also referred to as fourdrinier.Huge square structure
Up to 600 feet (182.88 meters), these machines include the silk screen for originally forming paper, next, by Sheet feeding to largely
Steam-heated roller and wide felt rug in, to remove moisture removal, finally, finished product medium or bushing pipe are rolled shipment.
In the step d, the corrugated cardboard manufacture includes two committed steps: manufacture brown paper and corrugated board, ox
Mulberry paper includes slurrying wood chip, is then sent into obtained papery substance by a large amount of steam roller, removes moisture, using heavy
Also carry out corrugated paper in the machine of roller, a roll of cardboard be it is undulatory, two other layers are then glued at by identical machine
Between (liner), then by the way that cardboard is passed through the roller heated for adhesive curing.
In processes, as paper surface waterproof, moisture-proof coating can be gone when use the step e with 5-10 times or so
Ionized water dilution, it is then mechanical that the waterproofing agent is coated on just in molding corrugated paper plate face, by 60 DEG C or so of temperature
It is dry, solid content: 30%, average grain diameter: < 0.4 micron.
The step f in operation, medium with pass through Corrugator roller, and be fed in corrugating machine with guarantee brown paper and
Corrugated cardboard engagement, in the process, which will be adhered on Corrugated media, for large-scale production run, additional
Package is downloaded in automatic Mosaic device, and the paper roll of corrugating machine is sent into sensing detector inspection, when reel is almost empty, corrugating machine control
System processed starts splicing machine, and the paper from new reel is connected to the end of the paper of machine, therefore, corrugated board
Production be continuous, the not loss of speed of production.
The step g in operation, Corrugated media is sent into the huge electric drive roller of Corrugating Machine, passes through preheating first
Roller, subsequently into Corrugator roller, the steam of 175 to 180 pounds/square inch of (psi) pressure is forced through two groups of rollers, when paper is logical
When crossing them, temperature reaches 350 to 365 degrees Fahrenheits (177 to 185 degrees Celsius).
In operation, wax is Brazil wax to the step h, is the mixture of ester type waxes, and chemical formula is CH3 (CH2) n+1,
COO (CH2) n+1CH3,n=22~32, in such a way that surface is waxed, the moisture resistance of corrugated board and high grease proofing can be increased
Rouge permeance property.
In the preparation method of corrugated board, the bark of boiling needs to carry out embodiment subdivision in batches first, to guarantee size
Unanimously, convenient for the quick processing in later period, ramie, hemp, flax and jute the addition needs of herbaceous stem strictly hold according to the proportion
Row, to guarantee the globality tune of corrugated board, secondly paper surface waterproofing agent need to be protected from light, closed storage under the conditions of 10-25 DEG C
It deposits, to guarantee its characteristic, then during wax surface treatment, mechanical engagement can be carried out according to the whole size of corrugated board, with
Guarantee speed of production.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of processing technology of corrugated board, it is characterised in that: the following steps are included:
A. slurrying processing is carried out to the raw material of corrugated board first；
B. the addition that raw material carries out plant fiber is handled again after the completion of step a；
C. after the completion of step b, then brown paper molding is carried out to raw material；
D. after the completion of step c, then the manufacture of corrugated cardboard is carried out；
E. after the completion of step d, then the addition of paper surface waterproofing agent is carried out；
F. after the completion of step e, then brown paper and corrugated cardboard are loaded；
G. after the completion of step f, then cooperate the progress of electric drive roller integrally formed；
H. after the completion of step g, wax surface treatment is finally carried out.
2. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: in the step a, manufacture watt
Corrugated paper board case, firstly, trunk is stripped bark, is torn into fractionlet since the pulping sawdust in sulfate (sulfate) technique,
Next, these chips are placed in the Large-scale High-Pressure tank of referred to as batch steamer, they are by sodium hydroxide wherein
(NaOH) and several other ionic compounds such as sulfate it, is cooked in solution or liquid made of sulfide and sulphite, this
A little strong basicity chemical substances are maintained at the dissolution of the colloid substance in trunk by lignin, by various wood-fibreds.
3. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: in the step b, plant is fine
Dimension is made of the herbaceous stem of ramie, hemp, flax and jute, and adding proportion is ramie 28%, hemp 14%, flax 19% respectively
With jute 39%.
4. a kind of processing technology of corrugated board according to claim 1, it is characterised in that:, will be consistent in the step c
Wood pulp slurry be pumped into paper machine, also referred to as fourdrinier, huge square structure is up to 600 feet (182.88 meters), these
Machine includes the silk screen for originally forming paper, next, by Sheet feeding to a large amount of steam-heated roller and wide felt rug
In, so that moisture removal is removed, finally, finished product medium or bushing pipe are rolled shipment.
5. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: in the step d, the wave
The manufacture of line cardboard includes two committed steps: manufacturing brown paper and corrugated board, brown paper include slurrying wood chip, then by big
Obtained papery substance is sent by the steam roller of amount, removes moisture, corrugated paper is also carried out in the machine using heavy rolls, a roll of
Cardboard be it is undulatory, be then glued between two other layers (liner) by identical machine, then by leading to cardboard
The roller of heating is crossed by adhesive curing.
6. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: the step e in processes,
As paper surface waterproof, moisture-proof coating, when use, can be diluted with 5-10 times or so of deionized water, then mechanical by the waterproof
Agent is coated on just in molding corrugated paper plate face, dry by 60 DEG C or so of temperature, solid content: 30%, average grain is straight
Diameter: < 0.4 micron.
7. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: the step f in operation,
Medium is fed in corrugating machine with passing through Corrugator roller to guarantee brown paper and corrugated cardboard engagement, in the process, should
Liner will be adhered on Corrugated media, and for large-scale production run, additional package is downloaded in automatic Mosaic device, and sensitivity is visited
The paper roll that corrugating machine is sent into device inspection is surveyed, when reel is almost empty, ripple machine control system starts splicing machine, and will be from new
The paper of reel is connected to the end of the paper of machine, and therefore, the production of corrugated board is continuously, without speed of production
Loss.
8. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: the step g in operation,
Corrugated media is sent into the huge electric drive roller of Corrugating Machine, first by pre- hot-rolling, subsequently into Corrugator roller, 175 to 180
The steam of pound/square inch (psi) pressure is forced through two groups of rollers, and when paper passes through them, temperature reaches 350 to 365
Degrees Fahrenheit (177 to 185 degrees Celsius).
9. a kind of processing technology of corrugated board according to claim 1, it is characterised in that: the step h in operation,
Wax is Brazil wax, is the mixture of ester type waxes, and chemical formula is CH3 (CH2) n+1COO (CH2) n+1CH3, and n=22~32 lead to
Cross surface waxing mode, can increase corrugated board moisture resistance and high grease-proof permeance property.
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| CN111391415A (en) * | 2020-02-26 | 2020-07-10 | 东莞市瑞兴纸制品有限公司 | A kind of waterproof corrugated board and preparation method thereof |
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