CN108891144A - A kind of environment-friendly and green printing technology of corrugated board - Google Patents
A kind of environment-friendly and green printing technology of corrugated board Download PDFInfo
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- CN108891144A CN108891144A CN201810725784.2A CN201810725784A CN108891144A CN 108891144 A CN108891144 A CN 108891144A CN 201810725784 A CN201810725784 A CN 201810725784A CN 108891144 A CN108891144 A CN 108891144A
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- corrugated board
- solution
- ink
- waterproof colloid
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- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 239000000084 colloidal system Substances 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 14
- 239000011111 cardboard Substances 0.000 claims abstract description 5
- 238000010422 painting Methods 0.000 claims abstract description 5
- 238000007711 solidification Methods 0.000 claims abstract description 5
- 230000008023 solidification Effects 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims description 50
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 claims description 28
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 20
- 239000000661 sodium alginate Substances 0.000 claims description 20
- 235000010413 sodium alginate Nutrition 0.000 claims description 20
- 229940005550 sodium alginate Drugs 0.000 claims description 20
- 239000004971 Cross linker Substances 0.000 claims description 14
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 13
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 13
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 13
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 239000001254 oxidized starch Substances 0.000 claims description 11
- 235000013808 oxidized starch Nutrition 0.000 claims description 11
- 239000000049 pigment Substances 0.000 claims description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 9
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims description 7
- 239000002518 antifoaming agent Substances 0.000 claims description 6
- 238000010792 warming Methods 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 4
- 239000011087 paperboard Substances 0.000 claims description 4
- 239000003125 aqueous solvent Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- XKZQKPRCPNGNFR-UHFFFAOYSA-N 2-(3-hydroxyphenyl)phenol Chemical compound OC1=CC=CC(C=2C(=CC=CC=2)O)=C1 XKZQKPRCPNGNFR-UHFFFAOYSA-N 0.000 claims 1
- ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical compound N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000004090 dissolution Methods 0.000 abstract description 11
- 238000003854 Surface Print Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000005215 recombination Methods 0.000 abstract description 2
- 230000006798 recombination Effects 0.000 abstract description 2
- 230000001815 facial effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000123 paper Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000416 hydrocolloid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/0011—Pre-treatment or treatment during printing of the recording material, e.g. heating, irradiating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0009—Obliterating the printed matter; Non-destructive removal of the ink pattern, e.g. for repetitive use of the support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/009—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using thermal means, e.g. infrared radiation, heat
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/14—Printing inks based on carbohydrates
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Thermal Sciences (AREA)
- Toxicology (AREA)
- Molecular Biology (AREA)
- Printing Methods (AREA)
Abstract
The invention discloses a kind of environment-friendly and green printing technology of corrugated board, specific printing process is as follows：The first step prepares waterproof colloid；The waterproof colloid of preparation is added in high pressure painting rifle second step, and the surface of even application to corrugated board, then the drying room at 45 DEG C is dried to waterproof colloid solidification, forms one layer of waterproof colloid layer on the surface of corrugated board at this time；Third step is printed on the waterproof colloid layer on corrugated board surface by cardboard printing machine；4th step dries the corrugated board after printing in drying room.The present invention is directly in one layer of waterproof colloid layer of the surface recombination of corrugated board, it being capable of waterproof, it can be dissolved under hot water effect in the oil-soluble oil ink of waterproof colloid layer surface printing, have and waterproof colloid layer waterproof buffer action, so that not penetrated into corrugated board after ink dissolution, printing mark removes after being wiped at this time by wet towel, and corrugated case is directly reused, and not only simple process and saves cost.
Description
Technical field
The invention belongs to corrugated board fields, are related to a kind of environment-friendly and green printing technology of corrugated board.
Background technique
Corrugated board prepares corrugated case for combination, and corrugated case is with its excellent buffer protection performance, good print
Brush illustrative and environmentally protective advantage become current main packaging paper product container, all obtain in the transport of all kinds of commodity
It is widely applied.
For the security performance of clear type of merchandize and warning commodity, often in the surface printing mark of corrugated case, use
In difference type of merchandize and warning can be carried out to the risk of commodity, present corrugated case is after use due to the printing on surface
Mark cannot remove, therefore in recycling by compound new facial tissue again after removing the facial tissue on corrugated case surface, then
It is printed, be easy to cause removing to remove in facial tissue stripping process not exclusively or by the corrugated layer at middle part, therefore not only work
Skill is complicated, and recycles that the corrugated case surface irregularity used is whole, and some corrugated cases directly pass through crushing and prepare again,
Not only complex process, and higher cost.
Summary of the invention
The purpose of the present invention is to provide a kind of environment-friendly and green printing technologies of corrugated board, directly in the table of corrugated board
The compound one layer of waterproof colloid layer in face, can waterproof, waterproof colloid layer surface printing oil-soluble oil ink can be at 50-55 DEG C
The lower dissolution of hot water effect, due to waterproof colloid layer waterproof buffer action, so that do not penetrated into corrugated board after ink dissolution,
Printing mark removes after being wiped at this time by wet towel, and corrugated case is directly reused, and not only simple process is simultaneously
And cost is saved, it solves existing corrugated board and needs to remove facial tissue when reusing or crush preparation again, not only technique
Complexity, and the problem of higher cost.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of environment-friendly and green printing technology of corrugated board, specific printing process are as follows：
The first step prepares waterproof colloid：1. configuration concentration is the sodium hydroxide solution of 0.1mol/L, then it is added thereto
Catechol solid, stirring and dissolving obtain alkaline catechol solution；2. measure 2/3rds steps 1. in the adjacent benzene two of alkalinity
Phenol solution, is warming up to 55 DEG C, and a certain amount of oxidized starch solution is added thereto, stirs when being added dropwise, and constant temperature stirs 20-
30min obtains primary crosslinker solution；3. keeping temperature-resistant, it is molten that primary colloid is added in remaining alkaline catechol solution
In liquid, it is stirring evenly and then adding into glutaraldehyde solution, constant temperature stirs 50min, obtains secondary crosslinker solution；4. being warming up to 60 DEG C slowly
The aqueous solvent in secondary crosslinker solution is evaporated, until secondary crosslinker solution is thick-pasty；Wherein oxidized starch solution
Concentration be 220-240mg/L；The quality that oxidized starch solution is added in every kilogram of secondary crosslinker solution is 80-90mg；Step
2. the mass ratio of neutral and alkali catechol solution and oxidized starch solution is 1：4.3-4.7；Step 3. in glutaraldehyde solution it is dense
Degree is 25%, and glutaraldehyde 0.035-0.037mol is added in every liter of alkaline catechol solution；Carboxyl and neighbour in oxidized starch
Phenolic hydroxyl group in benzenediol reacts, and can be improved the adhesive property of oxidized starch, since the molecular weight of oxidized starch is larger,
And be crosslinked by distribution when being crosslinked for second and carry out being crosslinked the molecular weight that can reduce product by glutaraldehyde, due to molecular weight
Smaller fusing point is lower, and then can reduce the fusing point of waterproof colloid, so that the cured marine glue when temperature reaches 60 DEG C or more
Body can soften；
Second step the waterproof colloid prepared in the first step is added in high pressure painting rifle, even application to corrugated board
Surface, then the drying room at 45 DEG C is dried to waterproof colloid solidification, forms one layer of waterproof colloid on the surface of corrugated board at this time
Layer；Wherein waterproof colloid layer with a thickness of 0.8-1mm；The waterproof colloid layer softens when temperature reaches 60 DEG C or more to be had centainly
Adhesive property；
Third step is printed by cardboard printing machine on the waterproof colloid layer on corrugated board surface, in printing process
The temperature of print roller is controlled at 65 DEG C, waterproof colloid layer has certain viscosity at this time, ink can be fixed；It printed
Ink used in journey is oil-soluble oil ink；
Wherein the preparation process of the oil-soluble oil ink is as follows：Taking a certain amount of carboxymethyl cellulose to be dissolved in water content is 65%
Ethanol solution in, then thereto be added pigment, dispersing agent, after being uniformly mixed be added pH stable agent be uniformly mixed,
Then sodium alginate aqueous solution is added thereto, is stirred 20-30min, is eventually adding defoaming agent and is mixed to get soluble oil
Ink；Main binding ingredient in the oil-soluble oil ink is carboxymethyl cellulose, there is certain fixed function to pigment, and carboxymethyl is fine
Dimension element and sodium alginate are dissolved in water, can stablize the viscosity of ink by the way that sodium alginate is added, and the ink prepared is being met
When the hot water of certain temperature, ink is caused to be dispersed in water by the dissolution of carboxymethyl cellulose and sodium alginate, directly with heat
The dissolution to ink can be realized in water；Sodium alginate aqueous solution is that the preparation of 100mL water is dissolved in by 12g sodium alginate；Wherein may be used
The weight fraction of each component is as follows in soluble ink：13-15 parts of carboxymethyl cellulose, 65% 100 parts of ethanol solution, pigment
25-28 parts, 4-5 parts of dispersing agent, 1-1.2 parts of pH stable agent, 31-35 parts of sodium alginate aqueous solution, 2.3-2.7 parts of defoaming agent；
4th step dries the corrugated board after printing, during the drying process waterproof colloid in 60-65 DEG C of drying room
The softening of layer has certain viscosity, and then can be realized the fixation to ink, and then prevent ink layer from removing；
5th step is handled the printed mark on surface, concrete processing procedure is in corrugated board recycling：Point
Do not take temperature be 25 DEG C, 30 DEG C, 40 DEG C, 50 DEG C, 55 DEG C, 60 DEG C and 70 DEG C hot water spray corrugated board printed mark
Place, is then wiped with the hot wet towel of corresponding temperature, and the situation of change of corrugated paper surface printing mark, knot are observed after wiping
Fruit shows that printed mark has almost no change when hot water temperature is 25 DEG C and 30 DEG C, the oil of printed mark when hot water temperature is 40 DEG C
Ink is flowed down from the surface of corrugated board, is shoaled by printed mark after 40 DEG C of wet towel wiping, is left light ink trace, hot water
When temperature is 50 DEG C and 55 DEG C, the ink of printed mark is flowed down from the surface of corrugated board, passes through 50 DEG C and 55 DEG C of wet towel
After wiping printed mark almost without；When water temperature reaches 60 DEG C and 70 DEG C, the ink of printed mark is from the surface of corrugated board
It flows down, after the wiping of 60 DEG C and 70 DEG C of wet towels, there are still and the ink flowed down is bonded in corrugation for the trace of printed mark
The other positions of paperboard surface have a certain degree of cohesiveness energy since waterproof colloid layer softens when temperature reaches 60 DEG C or more,
So that the surface that the pigment in dissolved ink is attached on waterproof colloid layer can not remove.
Beneficial effects of the present invention：
1, the present invention is directly in one layer of waterproof colloid layer of the surface recombination of corrugated board, can waterproof, in waterproof colloid layer
The oil-soluble oil ink of surface printing can dissolve under the effect of the hot water of certain temperature, have and make with the anti-water segregation of waterproof colloid layer
With, so that not penetrating into corrugated board after ink dissolution, printing mark is removed after being wiped at this time by wet towel, so that watt
Stupefied carton can be reused directly, not only simple process and save cost, solve existing corrugated board and reusing
When need to remove facial tissue or crush preparation again, not only complex process, and the problem of higher cost.
2, the waterproof colloid layer of the invention softening when temperature is higher than 60 DEG C has certain viscosity, can be to the oil of printing
Layer of ink is fixed, and then can prevent the printed mark of waterproof colloid layer surface from removing.
3, the main binding ingredient in oil-soluble oil ink prepared by the present invention is carboxymethyl cellulose, is had to pigment certain
Fixed function, carboxymethyl cellulose and sodium alginate are dissolved in water, can stablize the viscosity of ink by the way that sodium alginate is added, and
And the ink of preparation causes ink to disperse when meeting the hot water of certain temperature by the dissolution of carboxymethyl cellulose and sodium alginate
In water, the dissolution to ink directly can be realized with hot water, and then provides possibility for the recycling of corrugated board.
Specific embodiment
Embodiment 1：
The preparation process of waterproof colloid, it is specific as follows：
1. configuration concentration is the sodium hydroxide solution of 0.1mol/L, 24g catechol solid, stirring are then added thereto
Dissolution obtains 120mL alkalinity catechol solution；
2. measure 2/3rds steps 1. in alkaline catechol solution, be warming up to 55 DEG C, thereto be added 80g oxidation
Starch solution is stirred when being added dropwise, and constant temperature stirs 20-30min, obtains primary crosslinker solution；
3. keeping temperature-resistant, remaining alkaline catechol solution is added in primary colloidal solution, after mixing evenly
14g glutaraldehyde solution is added, constant temperature stirs 50min, obtains secondary crosslinker solution；
4. 60 DEG C of aqueous solvents slowly evaporated in secondary crosslinker solution are warming up to, until secondary crosslinker solution is sticky paste
Until shape.
Embodiment 2：
A kind of environment-friendly and green printing technology of corrugated board, specific printing process are as follows：
The first step waterproof colloid of preparation is added in high pressure painting rifle, the surface of even application to corrugated board, then
It is dried to waterproof colloid solidification in 45 DEG C of drying rooms, forms one layer of waterproof colloid layer on the surface of corrugated board at this time；Wherein prevent
Hydrocolloid layer with a thickness of 0.8-1mm；The waterproof colloid layer softens when temperature reaches 60 DEG C or more to be had a certain degree of cohesiveness
Energy；
Second step is printed by cardboard printing machine on the waterproof colloid layer on corrugated board surface, in printing process
The temperature of print roller is controlled at 65 DEG C, waterproof colloid layer has certain viscosity at this time, ink can be fixed；It printed
Ink used in journey is oil-soluble oil ink, and wherein the preparation process of the oil-soluble oil ink is as follows：Take 130g carboxymethyl cellulose
It is dissolved in the ethanol solution that 1000g water content is 65%, 250g pigment, 40g dispersing agent is then added thereto, be stirred
10gpH value stabilizer is added after even to be uniformly mixed, 310g sodium alginate aqueous solution is then added thereto, is stirred 20-
30min is eventually adding defoaming agent and is mixed to get oil-soluble oil ink；Main binding ingredient in the oil-soluble oil ink is that carboxymethyl is fine
Dimension element, there is certain fixed function to pigment, and carboxymethyl cellulose and sodium alginate are dissolved in water, by the way that sodium alginate energy is added
The viscosity of enough stable ink, and the ink prepared passes through carboxymethyl cellulose and alginic acid when meeting the hot water of certain temperature
The dissolution of sodium causes ink to be dispersed in water, and the dissolution to ink directly can be realized with hot water；Sodium alginate aqueous solution is logical
It crosses 12g sodium alginate and is dissolved in the preparation of 100mL water；
4th step dries the corrugated board after printing, during the drying process waterproof colloid in 60-65 DEG C of drying room
The softening of layer has certain viscosity, and then can be realized the fixation to ink, and then prevent ink layer from removing.
Embodiment 3：
A kind of environment-friendly and green printing technology of corrugated board, specific printing process are as follows：
The first step waterproof colloid of preparation is added in high pressure painting rifle, the surface of even application to corrugated board, then
It is dried to waterproof colloid solidification in 45 DEG C of drying rooms, forms one layer of waterproof colloid layer on the surface of corrugated board at this time；Wherein prevent
Hydrocolloid layer with a thickness of 0.8-1mm；The waterproof colloid layer softens when temperature reaches 60 DEG C or more to be had a certain degree of cohesiveness
Energy；
Second step is printed by cardboard printing machine on the waterproof colloid layer on corrugated board surface, in printing process
The temperature of print roller is controlled at 65 DEG C, waterproof colloid layer has certain viscosity at this time, ink can be fixed；It printed
Ink used in journey is oil-soluble oil ink, and wherein the preparation process of the oil-soluble oil ink is as follows：Take 150g carboxymethyl cellulose
It is dissolved in the ethanol solution that 1000g water content is 65%, 280g pigment, 50g dispersing agent is then added thereto, be stirred
12gpH value stabilizer is added after even to be uniformly mixed, 350g sodium alginate aqueous solution is then added thereto, is stirred 20-
30min is eventually adding defoaming agent and is mixed to get oil-soluble oil ink；Sodium alginate aqueous solution is dissolved in by 12g sodium alginate
The preparation of 100mL water；
4th step dries the corrugated board after printing, during the drying process waterproof colloid in 60-65 DEG C of drying room
The softening of layer has certain viscosity, and then can be realized the fixation to ink, and then prevent ink layer from removing.
Embodiment 4：
Corrugated board after using is recycled, the printed mark in removal process for surface is handled, specifically
Treatment process is：Take the hot water spray that temperature is 25 DEG C, 30 DEG C, 40 DEG C, 50 DEG C, 55 DEG C, 60 DEG C and 70 DEG C in corrugated paper respectively
It at the printed mark of plate, is then wiped with the hot wet towel of corresponding temperature, corrugated paper surface printing mark is observed after wiping
Situation of change, the results are shown in Table 1：
Printed mark processing result of the hot water of 1 different temperatures of table to corrugated board surface：
As shown in Table 1, printed mark has almost no change when hot water temperature is 25 DEG C and 30 DEG C, when hot water temperature is 40 DEG C
The ink of printed mark is flowed down from the surface of corrugated board, is shoaled, is left light by printed mark after 40 DEG C of wet towel wiping
Light ink trace, hot water temperature be 50 DEG C and 55 DEG C when, the ink of printed mark is flowed down from the surface of corrugated board, by 50 DEG C with
55 DEG C wet towel wiping after printed mark almost without；When water temperature reaches 60 DEG C and 70 DEG C, the ink of printed mark from watt
The surface of corrugated paper board flows down, and after the wiping of 60 DEG C and 70 DEG C of wet towels, there are still and the oil flowed down for the trace of printed mark
Ink is bonded in the other positions on corrugated board surface, has centainly since waterproof colloid layer softens when temperature reaches 60 DEG C or more
Adhesive property so that the surface that the pigment in dissolved ink is attached on waterproof colloid layer can not remove, therefore in corrugation
During carton recycling, the printed mark on corrugated board surface directly can be sprayed with 50 DEG C -55 DEG C of hot water, be dissolved to ink
When flowing down, paperboard surface is wiped using the wet towel that temperature is 50 DEG C -55 DEG C, the printed mark on corrugated board surface is complete at this time
It removes, after then being dried in 45 DEG C of drying room, carries out printing use again, the Reusability of corrugated board may be implemented.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (8)
1. a kind of environment-friendly and green printing technology of corrugated board, which is characterized in that specific printing process is as follows：
The first step prepares waterproof colloid：1. configuration concentration is the sodium hydroxide solution of 0.1mol/L, adjacent benzene is then added thereto
Diphenol solid, stirring and dissolving obtain alkaline catechol solution；2. measure 2/3rds steps 1. in alkaline catechol it is molten
Liquid, is warming up to 55 DEG C, and a certain amount of oxidized starch solution is added thereto, stirs when being added dropwise, and constant temperature stirs 20-30min, obtains
To primary crosslinker solution；3. keeping temperature-resistant, remaining alkaline catechol solution is added in primary colloidal solution, stirring
Glutaraldehyde solution is added after uniformly, constant temperature stirs 50min, obtains secondary crosslinker solution；4. being warming up to 60 DEG C slowly to evaporate time
Aqueous solvent in grade crosslinker solution, until secondary crosslinker solution is thick-pasty；
Second step the waterproof colloid prepared in the first step is added in high pressure painting rifle, the surface of even application to corrugated board,
Then the drying room at 45 DEG C is dried to waterproof colloid solidification, forms one layer of waterproof colloid layer on the surface of corrugated board at this time；
Third step is printed on the waterproof colloid layer on corrugated board surface by cardboard printing machine, is controlled in printing process
The temperature of print roller is at 65 DEG C, and waterproof colloid layer has certain viscosity at this time, ink can be fixed；
4th step dries the corrugated board after printing in 60-65 DEG C of drying room, during the drying process waterproof colloid layer
Softening has certain viscosity, and then can be realized the fixation to ink, and then prevent ink layer from removing.
2. a kind of environment-friendly and green printing technology of corrugated board according to claim 1, which is characterized in that oxidized starch is molten
The concentration of liquid is 220-240mg/L；The quality that oxidized starch solution is added in every kilogram of secondary crosslinker solution is 80-90mg.
3. a kind of environment-friendly and green printing technology of corrugated board according to claim 1, which is characterized in that step is 2. middle adjacent
The mass ratio of benzenediol and oxidized starch solution is 1：4.3-4.7.
4. a kind of environment-friendly and green printing technology of corrugated board according to claim 1, which is characterized in that step 3. in penta
The concentration of dialdehyde solution is 25%, and glutaraldehyde 0.035-0.037mol is added in every liter of alkaline catechol solution.
5. a kind of environment-friendly and green printing technology of corrugated board according to claim 1, which is characterized in that waterproof colloid layer
With a thickness of 0.8-1mm.
6. a kind of environment-friendly and green printing technology of corrugated board according to claim 1, which is characterized in that in printing process
The ink used is oil-soluble oil ink, and the preparation process of the oil-soluble oil ink is as follows：A certain amount of carboxymethyl cellulose is taken to be dissolved in
In the ethanol solution that water content is 65%, pigment, dispersing agent are then added thereto, pH stable is added after being uniformly mixed
Agent is uniformly mixed, and sodium alginate aqueous solution is then added thereto, is stirred 20-30min, is eventually adding defoaming agent and mixes
To oil-soluble oil ink.
7. a kind of environment-friendly and green printing technology of corrugated board according to claim 6, which is characterized in that oil-soluble oil ink
The weight fraction of middle each component is as follows：13-15 parts of carboxymethyl cellulose, 25-28 parts of pigment, divides 65% 100 parts of ethanol solution
4-5 parts of powder, 1-1.2 parts of pH stable agent, 31-35 parts of sodium alginate aqueous solution, 2.3-2.7 parts of defoaming agent.
8. a kind of environment-friendly and green printing technology of corrugated board according to claim 1, which is characterized in that watt after printing
When corrugated paper board reuses, the printed mark reset procedure on corrugated board surface is：Taking temperature is that 50-55 DEG C of warm water is sprayed at
At the printed mark on corrugated board surface, the ink of printed mark is flowed down from the surface of corrugated board at this time, then uses temperature
It is printed mark after 50 DEG C and 55 DEG C of wet towel wiping almost without by the corrugated board after wiping in 45 DEG C of drying room
Printing use is carried out after drying again.
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| CN110920286A (en) * | 2019-12-26 | 2020-03-27 | 苏州市深广印刷有限公司 | Green double-sided printing method |
| CN111778776A (en) * | 2020-07-24 | 2020-10-16 | 美盈森集团股份有限公司 | Erasable ink printing paper and preparation method and application thereof |
| CN111845057A (en) * | 2020-08-10 | 2020-10-30 | 苏州郎旭志远科技有限公司 | Green and environment-friendly printing process for corrugated case |
| CN115610124A (en) * | 2022-10-09 | 2023-01-17 | 合肥杏花印务股份有限公司 | Waterproof printing process for paper printed matter |
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