CN105951520A - Anti-counterfeiting coated ivory board and preparation method thereof - Google Patents
Anti-counterfeiting coated ivory board and preparation method thereof Download PDFInfo
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- CN105951520A CN105951520A CN201610282048.5A CN201610282048A CN105951520A CN 105951520 A CN105951520 A CN 105951520A CN 201610282048 A CN201610282048 A CN 201610282048A CN 105951520 A CN105951520 A CN 105951520A
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- 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
- D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
- D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F3/00—Press section of machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G1/00—Calenders; Smoothing apparatus
-
- 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
- D21H19/66—Coatings characterised by a special visual effect, e.g. patterned, textured
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
- D21H23/50—Spraying or projecting
-
- 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
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Paper (AREA)
Abstract
The invention discloses an anti-counterfeiting coated ivory board and a preparation method thereof. The anti-counterfeiting coated ivory board comprises a surface paper layer, a core paper layer and a bottom paper layer, wherein the three layers are superimposed in turn. Colorless and invisible images or characters are arranged on at least one surface except a coating layer, or between layers, so that the appearance of the coated ivory board is not influenced at all. In the presence of water, the surface of the coated ivory board is raised to display anti-counterfeiting images or characters. After being dried, the images or the characters do not disappear, and the three-dimensional effect is realized. According to the preparation method of the anti-counterfeiting coated ivory board, anti-counterfeiting images or characters can be arranged on the coated ivory board through the jet printing process during the paper manufacturing process with pulp or through the processes of coating, printing, inkjet printing and the like during the processing process of the ivory board according to needs. Compared with the prior art based on the existing surface printing and anti-counterfeiting technology and other embedded anti-counterfeiting technologies, the above anti-counterfeiting coated ivory board is low in cost, simple in process, not easy to be copied, simple in identification method, and obvious in anti-counterfeiting effect.
Description
Technical field
The present invention relates to anti-counterfeit package field, be specifically related to a kind of anti-counterfeiting coating white card paper and preparation method thereof.
Background technology
False proof mode the most frequently used in existing coated white cardboard anti-counterfeiting technology is the technology such as watermark, safety line and anti-false fiber.Occur that its preparation method is in paper production away from the present existing one-hundred-year history from first water marked paper, use watermark ornamenting roller or carve figuratum rotary screen cage and imprint out a kind of anti-counterfeiting technology of watermark recovery when page basic forming.Owing to this anti-counterfeiting technology occurs that relatively early, in cheque paper product the most at home, proportion is maximum, but is easily imitated.Safety line is false proof as the most reliable and secure a kind of anti-counterfeiting technology, has the features such as identification is simple, safe and reliable, but need to use special production equipment, and equipment investment is relatively big, complex manufacturing.Common anti-false fiber includes fluorescent fiber and colored fiber two kinds, fluorescent fiber is false proof is by adding fluorescent fiber in paper pulp, manufacture paper with pulp together along with paper pulp shaping, it is evenly distributed in paper, fluorescent fiber can send the fluorescence of different colours under ultraviolet light, thus observes filamentary fibers clearly at paper surface.But fluorescent fiber itself is more crisp, less stable, and owing to fluorescent fiber mostly is synthetic fibers, therefore in paper making process, dispersibility is poor, is easily caused wadding poly-, and production and application is the most difficult, paper machine operation can be brought certain impact, and price is the most expensive.Colored fiber is then to utilize dyestuff that fiber is dyed different colours, can be synthetic fibers can also be natural fiber, although solving the problems such as dispersibility, but technique is relatively easy, easily simply duplicated and copied, and be not suitable for carrying out high-grade printing, in color, easily produce interference, affect antifalse effect.
Summary of the invention
The false proof cost of common white paperboard for existing anti-counterfeit package field is high, complex process, and the anti-counterfeiting technology degree of approximation is high, the problem being easily imitated, and it is an object of the invention to provide a kind of antifalse effect good, and discrimination method is simple, the anti-counterfeiting coating white card paper of imitated difficulty；It is a further object of the present invention to provide a kind of technique simple, produce strong adaptability, the preparation method of above-mentioned anti-counterfeiting coating white card paper with low cost.
The purpose of the present invention is achieved through the following technical solutions.
A kind of anti-counterfeiting coating white card paper, including the finishing coat being sequentially overlapped, facial tissue layer, core paper layer and ground paper layer, at least one of which surface or interlayer in addition to finishing coat are distributed the image as anti-counterfeiting mark or character.
Further, the described image as anti-counterfeiting mark or character are colourless stealth, and the outward appearance of coated white cardboard is not produced any impact.
Further, functional paint used by described anti-counterfeiting image or character includes following components (by weight meter): filler: 1-25 part, adhesive: 3-50 parts, 3-75 parts of surfactant, vegetable oil: 0-20 part, auxiliary agent: 1-30 part, rheological agent: 1-15 part, solvent: 3-50 parts, blended, disperse, stir prepare, coating solids percentage ratio is 5% ~ 60%, and this coating has aqueous, environmental protection, nontoxic feature.
Further, described filler includes calcium carbonate, Kaolin (china clay), montmorillonite, Pulvis Talci, titanium dioxide, silicon dioxide, aluminium oxide, aluminium hydroxide or Calx；Described adhesive includes styrene-butadiene latex, styrene-acrylic emulsion, pure-acrylic emulsion, polyvinyl alcohol, polylactic acid, starch, chitosan, cellulose and its derivates or sodium alginate；Described surfactant includes alkyl ethoxylated carboxylate (AEC), alkyl phosphorus carboxylate, alkylsulfonate, alkylbenzenesulfonate, alkyl sulfate salt, alkyl sulfate, sulfamate, Polysorbate or ether compound；Described vegetable oil is Oleum Brassicae campestris, soybean oil, Oleum Ricini or Oleum Arachidis hypogaeae semen；Described auxiliary agent is more than one in sodium hydroxide, calcium hydroxide, hydrochloric acid, calcium chloride, nitrate, nitrite and bicarbonate；Described rheological agent is organobentonite, kieselguhr, cellulose derivative, polyurethane, polyethers or acrylic acid；Described solvent is ethanol, isopropanol, acetone, dimethylformamide or dimethyl sulfoxide.
Further, when anti-counterfeiting coating white card paper meets water, coated white cardboard surface can occur projection to show anti-counterfeiting image or character, and dried image or character do not disappear, and have third dimension.
The preparation method of above-mentioned a kind of anti-counterfeiting coating white card paper, including needing according to producing, during coated white cardboard is manufactured paper with pulp, give coated white cardboard feature anti-counterfeiting image or character by coating or the operation such as printing or coding by spray printing operation or in art post paperboard post-treatment workshop section.
The preparation method of above-mentioned a kind of anti-counterfeiting coating white card paper, preparation process is as follows:
(1) function equipment coating；
(2) slurrying；
(3) each layer l Water Paper page is suppressed through wet end molding；
(4) web part of paper machine by spray in the way of between surface layer and sandwich layer, or between sandwich layer and bottom, or directly at sandwich layer, or directly at image or the character layer that bottom spray at least one of which raw material is the functional paint that step (1) is prepared, control paper machine operation speed, use the sprinkling equipment preset spray intermittently or serially, it is achieved image or the stable reproduction of character.
(5) obtain through squeezing and be combined wet web with colourless anti-counterfeiting image or the face of character, core, base stock, drying, top sizing, press polish obtain anti-counterfeiting coating white card paper body paper again, body paper again through be coated with, be dried, batch, rewinding is packed, and obtains anti-counterfeiting coating white card paper.
A kind of manufacture method of above-mentioned anti-counterfeiting coating white card paper, preparation process is as follows:
(1) function equipment coating；
(2) slurrying；
(3) each layer l Water Paper page is suppressed through wet end molding；
(4) compound manufacture paper with pulp and be coated with and dry, preparing coated white cardboard；
(5) in coated white cardboard post-treatment workshop section, add coating or the operation such as printing or coding, on coated white cardboard backsize or printing or coding, at least one of which raw material is anti-counterfeiting image or the character layer of the functional paint that step (1) is prepared, and obtains anti-counterfeiting coating white card paper after drying.
Compared with prior art, the invention have the advantages that and technique effect:
1) Technological adaptability used by the present invention is strong, it is possible to use existing paper machines sprinkling equipment produces in carrying out machine, it is possible to produced outside machine by modes such as coating, printing or codings, the investment costs such as scrap build can be greatly decreased；
2) antiforge function coating aqueous, nontoxic, environmental protection used by, the anti-counterfeiting coating white card paper of preparation can be used for the anti-counterfeit package of food, medicine etc., expands the range of cheque paper；
3) light water is as anti-counterfeiting detection means, it is not necessary to professional equipment or specific condition, and discrimination method is simple；
4) antifalse effect is unique, has third dimension, and identification is high, and imitation difficulty is big.
Accompanying drawing explanation
Fig. 1 is the structural representation of anti-counterfeiting coating white card paper of the present invention.
Fig. 2 is the antifalse effect schematic diagram of anti-counterfeiting coating white card paper of the present invention.
Fig. 3 is a kind of production technological process of anti-counterfeiting coating white card paper of the present invention.
Fig. 4 is a kind of production technological process of anti-counterfeiting coating white card paper of the present invention.
Detailed description of the invention
It is embodied as being further described to the present invention below in conjunction with accompanying drawing and example, but the enforcement of the present invention and protection are not limited to this.
As shown in Figure 1, anti-counterfeiting coating white card paper of the present invention is composited by security pattern layer 101, ground paper layer 102, core paper layer 103, facial tissue layer 104, finishing coat 105, between facial tissue layer 104 and core paper layer 103, between core paper layer 103 and ground paper layer 102, core paper layer 103, ground paper layer 102 back side can have security pattern layer 101.
Embodiment 1
Step as shown in Figure 3, by silicon dioxide 25 grams, styrene-butadiene latex 20 grams, sodium lauryl sulphate 3 grams, soybean oil 20 grams, sodium hydroxide 2 grams, 5 grams of calcium chloride, sodium carboxymethyl cellulose 15 grams, ethanol 10 grams, after mixing, disperseing, stir, the regulation solid content that adds water prepares functional paint to 20%, by facial tissue layer bleach chemical pulp, core paper layer chemi-mechanical pulp and ground paper layer true qualities chemical pulp respectively through pulper size degradation mixing, screening, defibrination, with slurry, paper machine is sent to carry out manufacturing paper with pulp, drainage；Facial tissue layer slurry, core paper layer slurry's material, ground paper layer slurry are combined, at facial tissue layer 104 and core paper layer 103 compound tense, by default sprinkling equipment between facial tissue layer 104 and core paper layer 103, spray pre-set image or character that one layer of raw material is the functional paint that the present embodiment prepares between core paper layer 103 and ground paper layer 102 as required.Described default sprinkling equipment cooperation paper machine speed, obtains spacing and the stable security pattern layer 101 of pattern by intermittently or serially spraying.Obtain through squeezing and be combined wet web with colourless anti-counterfeiting image or the face of character, core, base stock, by being dried, top sizing, press polish obtain anti-counterfeiting coating white card paper body paper, body paper again through be coated with, is dried, batching, rewinding, the operation acquisition finished product such as packing.
Obtain between surface layer and sandwich layer and/or sandwich layer and bottom with colourless anti-counterfeiting image or the anti-counterfeiting coating white card paper of character, with water after the anti-counterfeiting coating white card paper back side is smeared, can observe that paper surface occurs projection, occur with presetting the corresponding stereo-picture 106(of security pattern 101 as shown in Figure 2), and stereo-picture will not disappear after drying, can stably retain, antifalse effect is obvious.
Embodiment 2
Step as shown in Figure 3, by calcium carbonate 1 gram, polyvinyl alcohol 3 grams, sodium lauryl sulphate 10 grams, soybean oil 5 grams, 1 gram of calcium chloride, sodium carboxymethyl cellulose 1 gram, ethanol 10 grams, blended, disperse, stir after, the regulation solid content that adds water prepares functional paint to 5%；By facial tissue layer bleach chemical pulp, core paper layer bleach chemical pulp and ground paper layer bleach chemical pulp respectively through pulper size degradation mixing, screening, defibrination, with slurry, paper machine is sent to carry out manufacturing paper with pulp, drainage；Carry out compound tense at facial tissue layer slurry, core paper layer slurry's material, ground paper layer slurry, by default sprinkling equipment spray as required at ground paper layer 102 back side one layer, raw material be pre-set image or the character of the functional paint that the present embodiment prepares.Described default sprinkling equipment cooperation paper machine speed, obtains spacing and the stable security pattern layer 101 of pattern by intermittently or serially spraying.Obtain through squeezing and be combined wet web with colourless anti-counterfeiting image or the face of character, core, base stock, by being dried, top sizing, press polish obtain anti-counterfeiting coating white card paper body paper, body paper again through be coated with, is dried, batching, rewinding, the operation acquisition finished product such as packing.
Obtain at the art post paperboard back side with colourless anti-counterfeiting image or the anti-counterfeiting coating white card paper of character, with water after the anti-counterfeiting coating white card paper back side is smeared, can observe that paper surface occurs projection, the stereo-picture 106 corresponding with presetting security pattern 101 occurs, and stereo-picture will not disappear after drying, can stably retain, antifalse effect is obvious.
Embodiment 3
Step as shown in Figure 4, by silicon dioxide 20 grams, starch 20 grams, Polysorbate 3 grams, Oleum Ricini 20 grams, sodium hydroxide 3 grams, ammonium nitrate 4 grams, sodium carboxymethyl cellulose 15 grams, ethanol 3 grams, blended, disperse, stir after, the regulation solid content that adds water prepares functional paint to 60%；By facial tissue layer bleach chemical pulp, core paper layer pulp from decoloured waste paper and ground paper layer true qualities chemical pulp respectively through pulper size degradation mixing, screening, defibrination, with slurry, send paper machine to carry out manufacturing paper with pulp, drainage, unipress, be dried, top sizing, press polish, be coated with, be dried and prepare common coated white cardboard, be coated with by bar at the gained common white paperboard back side one layer, raw material be the functional paint that the present embodiment prepares default security pattern 101, be dried, acquisition anti-counterfeiting coating white card paper after press polish.
Obtain at the art post paperboard back side with colourless anti-counterfeiting image or the anti-counterfeiting coating white card paper of character, with water after the anti-counterfeiting coating white card paper back side is smeared, can observe that paper surface occurs projection, the stereo-picture 106 corresponding with presetting security pattern 101 occurs, and stereo-picture will not disappear after drying, can stably retain, antifalse effect is obvious.
Embodiment 4
Step as shown in Figure 4, by titanium dioxide 5 grams, polyvinyl alcohol 50 grams, Polysorbate 3 grams, Oleum Ricini 0 gram, sodium hydroxide 5 grams, 10 grams of calcium chloride, ammonium nitrate 15 grams, sodium carboxymethyl cellulose 2 grams, ethanol 10 grams, blended, disperse, stir after, the regulation solid content that adds water prepares functional paint to 30%；By facial tissue layer bleach chemical pulp, core paper layer chemi-mechanical pulp and ground paper layer bleach chemical pulp respectively through pulper size degradation mixing, screening, defibrination, with slurry, send paper machine to carry out manufacturing paper with pulp, drainage, unipress, be dried, top sizing, press polish, be coated with, be dried and prepare common coated white cardboard, at the gained common white paperboard back side by the default security pattern 101 that printing increase by a layer, raw material are the functional paint that the present embodiment prepares, obtain anti-counterfeiting coating white card paper after drying.
Obtain at the art post paperboard back side with colourless anti-counterfeiting image or the anti-counterfeiting coating white card paper of character, with water after the anti-counterfeiting coating white card paper back side is smeared, can observe that paper surface occurs projection, the stereo-picture 106 corresponding with presetting security pattern 101 occurs, and stereo-picture will not disappear after drying, can stably retain, antifalse effect is obvious.
Embodiment 5
Step as shown in Figure 4, by china clay 10 grams, styrene-acrylic emulsion 5 grams, fatty alcohol-polyoxyethylene ether 75 grams, soybean oil 5 grams, 5 grams of calcium chloride, sodium carboxymethyl cellulose 5 grams, ethanol 50 grams, blended, disperse, stir after, the regulation solid content that adds water prepares functional paint to 15%；By facial tissue layer chemi-mechanical pulp, core paper layer chemi-mechanical pulp and ground paper layer true qualities chemical pulp respectively through pulper size degradation mixing, screening, defibrination, with slurry, send paper machine to carry out manufacturing paper with pulp, drainage, unipress, be dried, top sizing, press polish, be coated with, be dried and prepare common coated white cardboard, at the gained common white paperboard back side by the default security pattern 101 that coding increase by a layer, raw material are the functional paint that the present embodiment prepares, obtain anti-counterfeiting coating white card paper after drying.
Obtain at the art post paperboard back side with colourless anti-counterfeiting image or the anti-counterfeiting coating white card paper of character, with water after the anti-counterfeiting coating white card paper back side is smeared, can observe that paper surface occurs projection, the stereo-picture 106 corresponding with presetting security pattern 101 occurs, and stereo-picture will not disappear after drying, can stably retain, antifalse effect is obvious.
Embodiment 6
Step as shown in Figure 4, by china clay 10 grams, polyvinyl alcohol 20 grams, dodecyl sodium sulfate 10 grams, Oleum Ricini 5 grams, sodium hydroxide 3 grams, ammonium nitrate 7 grams, organobentonite 10 grams, ethanol 35 grams, blended, disperse, stir after, the regulation solid content that adds water prepares functional paint to 5%；By facial tissue layer chemi-mechanical pulp, core paper layer bleach chemical pulp and ground paper layer true qualities chemical pulp respectively through pulper size degradation mixing, screening, defibrination, with slurry, send paper machine to carry out manufacturing paper with pulp, drainage, unipress, be dried, top sizing, press polish, be coated with, be dried and prepare common coated white cardboard, at the gained common white paperboard back side by the default security pattern 101 that inkjet printing increase by a layer, raw material are the functional paint that the present embodiment prepares, obtain anti-counterfeiting coating white card paper after drying.
Obtain at the art post paperboard back side with colourless anti-counterfeiting image or the anti-counterfeiting coating white card paper of character, with water after the anti-counterfeiting coating white card paper back side is smeared, can observe that paper surface occurs projection, the stereo-picture 106 corresponding with presetting security pattern 101 occurs, and stereo-picture will not disappear after drying, can stably retain, antifalse effect is obvious.
Claims (7)
1. an anti-counterfeiting coating white card paper, including the finishing coat being sequentially overlapped, facial tissue layer, core paper layer and ground paper layer, it is characterised in that: at least one of which surface or interlayer in addition to finishing coat are distributed the image as anti-counterfeiting mark or character.
A kind of anti-counterfeiting coating white card paper the most according to claim 1, it is characterized in that, functional paint used by the described image as anti-counterfeiting mark or character is by 1-25 parts by weight of filler, 3-50 weight portion adhesive, 3-75 parts surfactant, and 0-20 weight portion vegetable oil, 1-30 weight portion auxiliary agent, 1-15 weight portion rheological agent and 3-50 parts by weight solvent mix, disperse, stir and prepare；This functional paint solid content is 5% ~ 60%.
A kind of anti-counterfeiting coating white card paper the most according to claim 2, it is characterised in that described filler is calcium carbonate, Kaolin, montmorillonite, Pulvis Talci, titanium dioxide, silicon dioxide, aluminium oxide, aluminium hydroxide or Calx；Described adhesive is styrene-butadiene latex, styrene-acrylic emulsion, pure-acrylic emulsion, polyvinyl alcohol, polylactic acid, starch, chitosan, cellulose, cellulose derivative or sodium alginate；Described surfactant is alkyl ethoxylated carboxylate, alkyl phosphorus carboxylate, alkylsulfonate, alkyl sulfate, alkylbenzenesulfonate, alkyl sulfate salt, sulfamate, Polysorbate or ether compound；Described vegetable oil is Oleum Brassicae campestris, soybean oil, Oleum Ricini or Oleum Arachidis hypogaeae semen；Described auxiliary agent is more than one in sodium hydroxide, calcium hydroxide, hydrochloric acid, calcium chloride, nitrate, nitrite and bicarbonate；Described rheological agent is organobentonite, kieselguhr, cellulose derivative, polyurethane, polyethers or acrylic acid；Described solvent is ethanol, isopropanol, acetone, dimethylformamide or dimethyl sulfoxide.
A kind of anti-counterfeiting coating white card paper the most according to claim 1, it is characterised in that: when meeting water, this anti-counterfeiting coating white card paper surface can occur projection to show anti-counterfeiting image or character, and dried image or character do not disappear, and have third dimension.
5. the method for the preparation a kind of anti-counterfeiting coating white card paper described in any one of claim 1-4, it is characterized in that: according to producing needs, during coated white cardboard is manufactured paper with pulp by spray printing operation or in art post paperboard post-treatment workshop section by coating or printing or coding imparting coated white cardboard feature anti-counterfeiting image or character.
The preparation method of a kind of anti-counterfeiting coating white card paper the most according to claim 5, it is characterised in that concrete preparation process is as follows:
(1) function equipment coating；
(2) slurrying；
(3) each layer l Water Paper page is suppressed through wet end molding；
(4) web part of paper machine in the way of spray at facial tissue layer and core paper interlayer, or between core paper layer and ground paper layer, or directly at core paper layer, or directly at image or the character layer that ground paper layer spray at least one of which raw material is the functional paint that step (1) is prepared, control paper machine operation speed, use the sprinkling equipment preset spray intermittently or serially, it is achieved image or the stable reproduction of character；
(5) obtain through squeezing and be combined wet web with colourless anti-counterfeiting image or the face of character, core, base stock, drying, top sizing, press polish obtain anti-counterfeiting coating white card paper body paper again, body paper again through be coated with, be dried, batch, rewinding is packed, and obtains anti-counterfeiting coating white card paper.
The preparation method of a kind of anti-counterfeiting coating white card paper the most according to claim 5, it is characterised in that concrete preparation process is as follows:
(1) function equipment coating；
(2) slurrying；
(3) each layer l Water Paper page is suppressed through wet end molding；
(4) compound manufacture paper with pulp and be coated with and dry, preparing coated white cardboard；
(5) in coated white cardboard post-treatment workshop section, add coating or printing or coding operation, on coated white cardboard backsize or printing or coding, at least one of which raw material is anti-counterfeiting image or the character layer of the functional paint that step (1) is prepared, and obtains anti-counterfeiting coating white card paper after drying.
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| CN201610282048.5A CN105951520B (en) | 2016-04-28 | 2016-04-28 | A kind of anti-counterfeiting coating white card paper and preparation method thereof |
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| CN201610282048.5A CN105951520B (en) | 2016-04-28 | 2016-04-28 | A kind of anti-counterfeiting coating white card paper and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107287986A (en) * | 2017-06-30 | 2017-10-24 | 山东天和纸业有限公司 | A kind of face applies anti-fake wrapping paper and its production method |
| WO2017185760A1 (en) * | 2016-04-28 | 2017-11-02 | 华南理工大学 | Water-induced anti-counterfeit paper and preparation method therefor |
| SE541459C2 (en) * | 2017-05-08 | 2019-10-08 | Stora Enso Oyj | Moisture control material |
| CN113293646A (en) * | 2021-06-28 | 2021-08-24 | 湖北骏马纸业有限公司 | Anti-counterfeiting white cardboard and preparation method thereof |
| CN114457627A (en) * | 2022-02-25 | 2022-05-10 | 湛江晨鸣浆纸有限公司 | Waterproof and oilproof white cardboard and production method thereof |
| CN115450069A (en) * | 2022-08-26 | 2022-12-09 | 珠海红塔仁恒包装股份有限公司 | Water-absorbing ivory board and preparation method and application thereof |
| CN115928492A (en) * | 2022-12-14 | 2023-04-07 | 福建泰兴特纸有限公司 | Three-dimensional special anti-counterfeiting paperboard and preparation process thereof |
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| US10876257B2 (en) | 2016-04-28 | 2020-12-29 | South China University Of Technology | Water-induced anti-counterfeiting paper and preparation method thereof |
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| US11584575B2 (en) | 2017-05-08 | 2023-02-21 | Stora Enso Oyj | Moisture control material |
| CN107287986A (en) * | 2017-06-30 | 2017-10-24 | 山东天和纸业有限公司 | A kind of face applies anti-fake wrapping paper and its production method |
| CN113293646A (en) * | 2021-06-28 | 2021-08-24 | 湖北骏马纸业有限公司 | Anti-counterfeiting white cardboard and preparation method thereof |
| CN114457627A (en) * | 2022-02-25 | 2022-05-10 | 湛江晨鸣浆纸有限公司 | Waterproof and oilproof white cardboard and production method thereof |
| CN115450069A (en) * | 2022-08-26 | 2022-12-09 | 珠海红塔仁恒包装股份有限公司 | Water-absorbing ivory board and preparation method and application thereof |
| CN115450069B (en) * | 2022-08-26 | 2023-05-12 | 珠海红塔仁恒包装股份有限公司 | Water-absorbing white cardboard and preparation method and application thereof |
| CN115928492A (en) * | 2022-12-14 | 2023-04-07 | 福建泰兴特纸有限公司 | Three-dimensional special anti-counterfeiting paperboard and preparation process thereof |
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