CN1317342C - black fluorescent ink - Google Patents

Abstract

The present invention provides black fluorescent printing ink with a good anti-counterfeiting effect, which is suitable for various printing modes. The present invention mainly comprises 5 to 50% of fluorescent materials, 5 to 40% of black pigment, 1 to 40% of blue pigment, 10 to 60% of connection material, 0.1 to 40% of filling material and 2 to 60% of auxiliary agent, wherein the connection material can be one kind of or multiple kinds of phenolic resin, alkyd resin, rosin ester, polyamide resin, acrylic resin and acrylic derivative resin; the auxiliary agent is one kind of or multiple kinds of ink compounding oil, wax sticking agents, dessicant, solvent and surface active agents; the filling material is gelatine calcium or calcium carbonate or gas-phase silicon dioxide. The appearance of the black fluorescent printing ink of the present invention is common black. The present invention is used for printing in a common mode, and solves the defect of indistinct fluorescent anti-counterfeiting characteristic caused by strong ink covering power of the existing black printing ink. The present invention has the advantages of obvious anti-counterfeiting characteristic, secret anti-counterfeiting, adaptability to various printing modes and good printing quality.

Description

black fluorescent ink

technical field

The present invention relates to an ink based on artificial resin.

Background technique

Fluorescent ink is the addition of fluorescent materials to ordinary inks. It is mainly used for anti-counterfeiting of printed products. It can show red, green, blue and other colors of fluorescence under ultraviolet light. It is suitable for various securities, bills, product packaging, trademarks, and decorations. print. Existing fluorescent inks are colorless or various colors under natural light, but there is no application of fluorescent inks with a black appearance. The main reason is that black inks have strong covering power and have the disadvantage of shielding colored fluorescence, resulting in the disadvantage of inconspicuous fluorescent anti-counterfeiting features. .

Contents of the invention

The object of the present invention is to provide a black fluorescent ink which is applicable to various printing methods and has good anti-counterfeiting effect, which solves the disadvantage of the existing black ink having strong hiding power which leads to inconspicuous fluorescent anti-counterfeiting features.

Its solution of technical solution of the present invention is:

A kind of black fluorescent ink, its weight percentage composition comprises:

Fluorescent material 5～50%, black pigment 5～40%,

Blue pigment 1～40%, Binder 10～60%,

Auxiliary 2～60%;

The fluorescent material is an ultraviolet fluorescent material, and the ultraviolet fluorescent material includes a rare earth organic complex ultraviolet fluorescent material, an organic ultraviolet fluorescent pigment with a conjugated structure macromolecule or an inorganic ultraviolet fluorescent material; the black pigment is an organic black pigment and /or inorganic black pigment; the blue pigment is an organic blue pigment and/or an inorganic blue pigment; the linking material is one of phenolic resin, alkyd resin, rosin ester, polyamide resin, colloidal oil, acrylic resin or more; the auxiliary agent is one or more of varnishes, waxy tack removers, desiccants, solvents, and surfactants; the varnishes are 6# varnishes.

The preferred weight percent composition of above-mentioned black fluorescent ink comprises:

Fluorescent material 10-40%, black pigment 5-20%,

Blue pigment 1～20%, Binder 20～55%,

Auxiliary 3～45%.

The preferred weight percent composition of above-mentioned black fluorescent ink comprises:

Fluorescent material 15-35%, black pigment 5-15%,

Blue pigment 1～8%, binder 20～40%,

Auxiliary 3-30%.

The above-mentioned black fluorescent ink also includes a filler with a weight percentage of 0.1-40%, and the filler is colloidal calcium, calcium carbonate or fumed silicon dioxide.

The preferred weight percent composition of above-mentioned black fluorescent ink comprises:

Fluorescent material 10-40%, black pigment 5-20%,

Blue pigment 1～20%, binder 20～55%,

Filling material 1~25%, auxiliary agent 3~45%.

The preferred weight percent composition of above-mentioned black fluorescent ink comprises:

Fluorescent material 15～35%, black pigment 5～15%,

Blue pigment 1～8%, binder 20～40%,

Filling material 4-22%, auxiliary agent 3-30%.

Above-mentioned desiccant comprises one or more in the cobalt of organic acid, manganese, zirconium, lead, aluminum, calcium, zinc, cerium, alum, lanthanum salt; One or more of beeswax, insect wax, wool wax, paraffin wax, microcrystalline wax, montan wax, mineral mineral wax, polyethylene wax, etc.; the surfactant includes various anionic surfactants, nonionic surfactants One or more of solvents; the solvent includes high boiling point kerosene, 120# solvent oil, 200# solvent oil, 210# solvent oil, 320# solvent oil, S-82B solvent oil, C12 solvent, C13 solvent, C12 One or more of the mixture of solvent and C13 solvent, K20-295 solvent, water and other solvents.

The above-mentioned phenolic resin is a rosin-modified phenolic resin condensed with rosin-modified nonylphenol and formaldehyde, or a rosin-modified phenolic resin condensed with rosin-modified diphenolic propane, nonylphenol and formaldehyde, and then reacted with rosin Glycerin esterification, or rosin-modified xylenol glycerin phenolic resin, or rosin-modified pentaerythritol phenolic resin, or rosin-modified phenol-formaldehyde condensed rosin-modified phenolic resin, or rosin-modified The rosin-modified phenolic resin condensed with diphenol-based propane and formaldehyde, or the soluble phenolic resin generated by diphenol-based propane and formaldehyde in the presence of a catalyst, and then reacted with rosin and made by glycerol esterification, or rosin-modified Xylenol glycerol phenolic resin, or rosin modified diphenol group propane pentaerythritol phenolic resin; the alkyd resin is vegetable oil modified alkyd resin, rosin modified alkyd resin; the vegetable oil modified alkyd resin is flax Oil-modified glyceryl-phthalic anhydride alkyd resin, or linseed oil-modified glyceryl-isophthalic alkyd resin, or linseed oil-modified glyceryl-pentaerythritol-isophthalic alkyd resin, or linseed oil-modified glyceryl-pentaerythritol-isophthalic alkyd resin, or linseed oil Oil-modified glycerin-trimethylolpropane-phthalic anhydride alkyd resin, or linseed oil-modified glycerol-trimethylolpropane-isophthalic acid alkyd resin, or linseed oil-modified trimethylolpropane propane-isophthalic anhydride alkyd resin, or linseed oil-modified trimethylolpropane-pentaerythritol-phthalic anhydride alkyd resin, or linseed oil-modified trimethylolpropane-pentaerythritol-isophthalic anhydride Dicarboxylic alkyd resin, or tung oil modified glycerol-phthalic anhydride alkyd resin, or tung oil modified glycerol-isophthalic alkyd resin, or tung oil modified glycerol-pentaerythritol-isophthalic alcohol Acid resin, or tung oil modified glycerol-trimethylolpropane-phthalic anhydride alkyd resin, or tung oil modified glycerol-trimethylolpropane-isophthalic acid alkyd resin, or tung oil modified Trimethylolpropane-isophthalic anhydride alkyd resin, or tung oil modified trimethylolpropane-pentaerythritol-phthalic anhydride alkyd resin, or tung oil modified trimethylolpropane-pentaerythritol-isophthalic anhydride alkyd resin Phthalic acid alkyd resin; described rosin resin is rosin; described polyamide resin is low molecular weight alcohol-soluble polyamide resin, or high molecular weight co-soluble polyamide resin; described acrylic resin is epoxy acrylate, Or acrylic modified polyester resin, or polyol modified epoxy acrylic resin, or fatty acid modified epoxy acrylic resin, or epoxy soybean oil acrylic resin, or acrylic polyurethane resin, or polyether modified Acrylic polyurethane resin, or fatty acid modified acrylic polyurethane resin, or polyester acrylic polyurethane resin, or epoxy methacrylic resin, or polyol modified epoxy methacrylic resin, or fatty acid modified ring Oxymethacrylic resin, or epoxidized soybean oil methacrylic resin, or methacrylic urethane resin, or polyether modified methacrylic urethane resin, or fatty acid modified methacrylic urethane resin, or Polyester methacrylate urethane resin.

The advantages of the present invention are:

1. Obvious anti-counterfeiting features. The black fluorescent ink of the present invention can present red, green, blue and other fluorescent characteristics under long-wave ultraviolet fluorescence (365nm). Compared with other colored fluorescent anti-counterfeiting inks, it solves the problem of black covering fluorescent characteristics, has obvious fluorescent characteristics, and has anti-counterfeiting functions .

2. Anti-counterfeiting and secret. The ratio between the fluorescent material and the pigment of the black fluorescent ink of the present invention is appropriate, and the appearance is the same as that of ordinary black ink, but it can show red, green, blue and other colors of fluorescence under ultraviolet light. identification.

3. Applicable to various printing methods. The black fluorescent ink of the invention has good printability and is suitable for printing methods such as offset printing, gravure printing, letterpress printing, silk screen printing and flexo printing.

4. Good printing quality. The black fluorescent ink of the present invention is ordinary black in appearance, is printed in an ordinary way, and has consistent color saturation.

Detailed ways

The composition of different weight percentages of black fluorescent ink of the present invention is as shown in table 1:

Table 1 Black Fluorescent Offset Ink Black fluorescent engraving gravure ink Black Fluorescent Photogravure Ink Black Fluorescent Embossing Ink Black Fluorescent Screen Ink Black Fluorescent Flexo Ink fluorescent material 5-50 5-50 5-50 5-50 5-50 5-50 black paint 5-40 5-40 5-40 5-40 5-40 5-40 blue paint 5-40 5-40 5-40 5-40 5-40 5-40 Alkyd resin 1-40 0-40 0-40 1-40 0-40 0-40 Phenolic Resin 1-40 1-40 0-40 1-40 0-40 0-40 Polyurethane resin 0-40 0-40 0-40 0-40 0-40 0-40 gum oil 0-40 0-40 0-40 0-40 0-40 0-40 Rosin Ester 0 0-40 0-40 0-40 0-40 0-40 polyamide resin 0 0-40 0-40 0-40 0-40 0-40 Colloidal calcium 1-40 0-40 0-40 0-40 0-40 0-40 calcium carbonate 0-40 1-40 0-40 0-40 0-40 0-40 fumed silica 0-40 0-40 0-40 0-40 0.1-40 0-40 Varnish 0.1-40 0-40 0-40 0-40 0-40 0-40 waxy adhesive remover 0.1-40 0.1-40 0.1-40 1-40 0-40 0-40 desiccant 0.1-10 0.1-10 0-10 0.1-10 0-10 0-10 solvent 0-40 1-40 0.1-40 0-40 0.1-40 0.1-40 Surfactant 0 1-10 0 0 0 0 total 100 100 100 100 100 100

The concrete weight percent composition of black fluorescent ink of the present invention is as shown in table 2, table 3, table 4:

Table 2 Black Fluorescent Offset Ink Black Fluorescent Engraving Gravure Ink formula 1 2 3 4 5 6 7 8 9 10 fluorescent material 15 25 35 5 40 15 25 35 15 50 black paint 8 8 8 25 8 7 7 6 5 6 blue paint 2 2 2 20 5 1 1 1 10 2 Alkyd resin 37 5 20 10 17 9 Phenolic Resin 5 30 25 10 5 33 34 25 13 10 Polyurethane resin 6 8 12 Rosin Ester gum oil 5 10 polyamide resin nitrocellulose Colloidal calcium 20 5 5 15 15 calcium carbonate twenty two 7 4 40 14 fumed silica Varnish 5 6 3 5 6 waxy adhesive remover 2 2 1 5 1 5 5 5 5 5 desiccant 1 1 1 5 3 1 1 1 1 1 solvent 9 6 9 10 6 Surfactant 7 5 6 1 4 total 100 100 100 100 100 100 100 100 100 100

table 3 Black Fluorescent Photogravure Ink Black Fluorescent Embossing Ink formula 11 12 13 14 15 16 17 18 19 20 fluorescent material 15 25 35 40 15 15 35 25 5 50 black paint 4 7 4 7 15 8 10 10 8 5 blue paint 1 1 1 1 4 2 2 2 1 20 Alkyd resin 40 20 40 35 10 Phenolic Resin 25 20 40 15 28 15 37 8 Polyurethane resin Rosin Ester 9 10 40 gum oil polyamide resin 10 nitrocellulose 13 Colloidal calcium 15 5 10 5 calcium carbonate fumed silica Varnish waxy adhesive remover 1 1 1 2 1 4 4 2 3 1 desiccant 1 1 1 1 1 solvent 45 37 29 10 25 Surfactant total 100 100 100 100 100 100 100 100 100 100

Table 4 Black Fluorescent Screen Ink Black Fluorescent Flexo Ink formula twenty one twenty two twenty three twenty four 25 26 27 28 29 30 fluorescent material 15 25 35 10 15 15 25 35 15 10 black paint 8 7 7 7 10 7 7 7 20 40 blue paint 1 1 1 40 5 1 1 1 5 15 Alkyd resin Phenolic Resin 20 Polyurethane resin 20 20 5 28 18 Rosin Ester 6 gum oil polyamide resin 20 25 30 15 nitrocellulose Colloidal calcium calcium carbonate fumed silica 6 5 5 3 5 Varnish waxy adhesive remover desiccant solvent 50 36 32 20 60 49 42 27 42 20 Surfactant total 100 100 100 100 100 100 100 100 100 100

Fluorescent materials and pigments: UV fluorescent materials and ink pigments are used in the present invention, wherein the fluorescent materials can be rare earth organic complexes or organic pigments or inorganic fluorescent materials with conjugated macromolecules. Pigments for ink may be organic pigments and/or inorganic pigments. The ratio between the fluorescent material and the pigment is appropriate, and the fluorescent characteristics of the ink are obvious and easy to identify.

Binder characteristics: The binder in the ink can have different compositions according to different printing methods and substrates, among which resin is the main component of the binder, including phenolic resin, alkyd resin, rosin ester, polyamide resin, acrylic acid Resins and acrylic derivative resins, etc.

The desiccant includes a composite desiccant formed by one or more of cobalt, manganese, zirconium, lead, aluminum, calcium, zinc, cerium, alum, and lanthanum salts of organic acids, such as 404 desiccant;

The waxy adhesive removing agent includes one or more mixed waxes formed of palm wax, fir wax, beeswax, insect wax, wool wax, paraffin wax, microcrystalline wax, montan wax, mineral mineral wax, polyethylene wax, etc.

The materials used in the present invention are all known materials, which can be purchased from the market by those of ordinary skill in the printing industry.

The black fluorescent ink of the present invention adopts base ink production technology, namely:

Ink formulation test and printing:

Concrete material names and weight percentages of black fluorescent offset printing ink (formulation 1) are as follows:

Fluorescent material 15%, black pigment 8%

Blue Pigment 2%, Alkyd Resin 1 28%,

Alkyd 2 9%, Phenolic 5%,

Colloidal Oil 5%, Colloidal Calcium 20%,

6# varnish 5%, mixed wax 2%,

Composite desiccant 1%.

Concrete material name and percentage by weight of black fluorescent offset printing ink (formulation 2) are as follows:

Fluorescent material 25%, black pigment 8%,

Blue Pigment 2%, Alkyd Resin 5%,

Phenolic resin 30%, polyurethane resin 6%,

Colloidal Oil 10%, Colloidal Calcium 5%,

6# varnish 6%, mixed wax 2%,

Composite desiccant 1%.

Concrete material name and percentage by weight of black fluorescent offset printing ink (formulation 3) are as follows:

Fluorescent material 35%, black pigment 8%,

Blue Pigment 2%, Alkyd Resin 1 10%,

Alkyd 2 10%, Phenolic 25%,

Colloidal calcium 5%, 6# varnish 3%,

Mixed wax 1%, composite desiccant 1%. Concrete material name and weight percent of black fluorescent offset printing ink (formula 4) are as follows:

Fluorescent material 5%, black pigment 25%

Blue Pigment 20%, Alkyd Resin 1 5%,

Alkyd 2 5%, Phenolic 10%,

Colloidal calcium 15%, 6# varnish 5%,

Mixed wax 5%, composite desiccant 5%. Concrete material names and weight percentages of black fluorescent offset printing ink (formulation 5) are as follows:

Fluorescent material 40%, black pigment 8%

Blue Pigment 5%, Alkyd Resin 1 10%,

Alkyd 2 7%, Phenolic 5%,

Colloidal calcium 15%, 6# varnish 6%,

Mixed wax 1%, composite desiccant 3%.

Printing effect: high-speed offset printing machine printing, the speed is 8000-10000 sheets/hour, the printed product line is smooth, the dots are full, there is no phenomenon of flying ink, emulsification, paste and ink accumulation during printing, and the imprint adheres well.

Anti-counterfeiting performance evaluation: The printed matter is generally black in sunlight, but it can show red, green, blue and other colors of fluorescence under 365nm ultraviolet light.

Concrete material name and weight percent of black fluorescent engraving gravure printing ink (formulation 6) are as follows:

Fluorescent material 15%, black pigment 7%,

Blue Pigment 1%, Phenolic Resin 1 15%,

Phenolic 2 18%, Calcium Carbonate 22%,

Mixed wax 5%, composite desiccant 1%,

210# solvent oil 9%, surfactant 7%.

Concrete material name and weight percent of black fluorescent engraving gravure printing ink (formulation 7) are as follows:

Fluorescent material 25%, black pigment 7%,

Blue Pigment 1%, Alkyd Resin 9%,

Phenolic 1 25%, Phenolic 2 9%,

Calcium Carbonate 7%, Mixed Wax 5%,

Composite desiccant 1%, 210# solvent oil 6%,

Surfactant 5%.

Concrete material name and weight percent of black fluorescent engraving gravure printing ink (formulation 8) are as follows:

Fluorescent material 35%, black pigment 6%,

Blue Pigment 1%, Phenolic Resin 1 15%,

Phenolic resin 2 10%, Polyurethane resin 8%,

Calcium Carbonate 4%, Mixed Wax 5%,

Composite desiccant 1%, 210# solvent oil 9%,

Surfactant 6%.

Concrete material name and weight percent of black fluorescent engraving gravure printing ink (formulation 9) are as follows:

Fluorescent material 15%, black pigment 5%,

Blue Pigment 10%, Phenolic Resin 1 10%,

Phenolic resin 2 3%, Calcium carbonate 40%,

Mixed wax 5%, composite desiccant 1%,

210# solvent oil 10%, surfactant 1%.

Concrete material name and percentage by weight of black fluorescent engraving gravure printing ink (formula 10) are as follows:

Fluorescent material 50%, black pigment 6%,

Blue Pigment 2%, Phenolic Resin 10%,

Polyurethane resin 12%, calcium carbonate 14%,

Mixed wax 5%, composite desiccant 1%,

210# solvent oil 6%, surfactant 4%.

Printing effect: High-speed engraving gravure printing machine printing, the rate is 4000-10000 sheets/hour, the printed product line is smooth, the dots are full, there is no phenomenon of flying ink, wiping, paste and ink accumulation during printing, and the imprint adheres well.

Anti-counterfeiting performance evaluation: The printed matter is generally black in sunlight, but it can show red, green, blue and other colors of fluorescence under 365nm ultraviolet light.

Concrete material names and weight percentages of black fluorescent photogravure printing ink (formula 11) are as follows:

Fluorescent material 15%, black pigment 4%,

Blue Pigment 1%, Phenolic Resin 25%,

Rosin Ester 9%, Mixed Wax 1%,

120# solvent oil 35%, 210# solvent oil 10%.

Concrete material names and weight percentages of black fluorescent photogravure printing ink (prescription 12) are as follows:

Fluorescent material 25%, black pigment 7%,

Blue Pigment 1%, Polyamide Resin 16%,

Nitrocellulose 13%, Mixed Wax 1%,

120# solvent oil 30%, 200# solvent oil 5%,

320# solvent oil 2%.

Concrete material names and weight percentages of black fluorescent photogravure ink (prescription 13) are as follows:

Fluorescent material 35%, black pigment 4%,

Blue Pigment 1%, Phenolic Resin 20%,

Rosin Ester 10%, Mixed Wax 1%,

120# solvent oil 20%, 210# solvent oil 5%,

S82B solvent naphtha 4%.

Concrete material names and weight percentages of black fluorescent photogravure printing ink (prescription 14) are as follows:

Fluorescent material 40%, black pigment 7%,

Blue Pigment 1%, Rosin Ester 40%,

Mixed wax 2%, 120# solvent naphtha 5%,

210# solvent oil 5%.

Concrete material names and weight percentages of black fluorescent photogravure printing ink (prescription 15) are as follows:

Fluorescent material 15%, black pigment 15%,

Blue Pigment 4%, Phenolic Resin 40%,

Mixed wax 1%, 120# solvent naphtha 15%,

210# solvent oil 10%.

Printing effect: Photogravure printing, the speed is 100-150 m/min, the printed product has smooth lines, full dots, and good imprint adhesion.

Anti-counterfeiting performance evaluation: The printed matter is generally black in sunlight, but it can show red, green, blue and other colors of fluorescence under 365nm ultraviolet light.

Concrete material name and weight percent of black fluorescent embossing ink (formula 16) are as follows:

Fluorescent material 15%, black pigment 8%,

Blue Pigment 2%, Alkyd Resin 1 20%,

Alkyd 2 20%, Phenolic 15%,

Colloidal Calcium 15%, Mixed Wax 4%,

404 desiccant 1%.

Concrete material name and percentage by weight of black fluorescent embossing ink (formula 17) are as follows:

Fluorescent material 35%, black pigment 10%,

Blue Pigment 2%, Alkyd Resin 20%,

Phenolic 1 15%, Phenolic 2 13%,

Mixed wax 4%, composite desiccant 1%.

Concrete material name and weight percent of black fluorescent embossing ink (formula 18) are as follows:

Fluorescent material 25%, black pigment 10%,

Blue Pigment 2%, Alkyd Resin 1 15%,

Alkyd 2 25%, Phenolic 15%,

Colloidal Calcium 5%, Mixed Wax 2%,

Composite desiccant 1%.

Concrete material name and weight percent of black fluorescent embossing ink (formula 19) are as follows:

Fluorescent material 5%, black pigment 8%,

Blue Pigment 1%, Alkyd Resin 1 20%,

Alkyd 2 15%, Phenolic 37%,

Colloidal Calcium 10%, Mixed Wax 3%,

Composite desiccant 1%.

Concrete material name and weight percent of black fluorescent embossing ink (formula 20) are as follows:

Fluorescent material 50%, black pigment 5%,

Blue Pigment 20%, Alkyd Resin 10%,

Phenolic resin 8%, Colloidal calcium 5%,

Mixed wax 1%, composite desiccant 1%.

Printing effect: embossing machine printing, the speed is 4000-8000 sheets/hour, the printed line is smooth, there is no flying ink, pasted code, light flower phenomenon in the printed type, and the imprint adheres well.

Anti-counterfeiting performance evaluation: The printed matter is generally black in sunlight, but it can show red, green, blue and other colors of fluorescence under 365nm ultraviolet light.

Concrete material name and weight percent of black fluorescent screen printing ink (formula 21) are as follows:

Fluorescent material 15%, black pigment 8%,

Blue Pigment 1%, Polyamide Resin 1 15%,

Polyamide resin 2 5%, Fumed silica 6%,

120# solvent oil 35%, 210# solvent oil 10%,

320# solvent oil 5%.

Concrete material name and weight percent of black fluorescent screen printing ink (formula 22) are as follows:

Fluorescent material 25%, black pigment 7%,

Blue Pigment 1%, Phenolic Resin 20%,

Rosin Ester 6%, Fumed Silica 5%,

120# solvent oil 25%, 210# solvent oil 8%,

320# solvent oil 3%.

Concrete material name and weight percent of black fluorescent screen printing ink (formula 23) are as follows:

Fluorescent material 35%, black pigment 7%,

Blue Pigment 1%, Polyamide Resin 1 15%,

Polyamide resin 2 5%, fumed silica 5%,

120# solvent oil 25%, 210# solvent oil 5%,

320# solvent oil 2%.

Concrete material name and weight percent of black fluorescent screen printing ink (formula 24) are as follows:

Fluorescent material 10%, black pigment 7%,

Blue Pigment 40%, Polyamide Resin 1 10%,

Polyamide resin 2 10%, fumed silica 3%,

120# solvent oil 10%, 210# solvent oil 5%,

320# solvent oil 5%.

Concrete material name and weight percent of black fluorescent screen printing ink (formula 25) are as follows:

Fluorescent material 15%, black pigment 10%,

Blue Pigment 5%, Polyamide Resin 5%,

Fumed silica 5%, 120# solvent oil 25%,

210# solvent oil 12%, 320# solvent oil 23%.

Printing effect: screen printing, the speed is 2000-6000 sheets/hour, the printed product is smooth, the dots are full, there is no phenomenon of flying ink and paste during printing, and the imprint adheres well.

Anti-counterfeiting performance evaluation: The printed matter is generally black in sunlight, but it can show red, green, blue and other colors of fluorescence under 365nm ultraviolet light.

Concrete material names and weight percentages of black fluorescent flexo printing ink (prescription 26) are as follows:

Fluorescent material 15%, black pigment 7%,

Blue Pigment 1%, Polyamide Resin 28%,

120# solvent oil 37%, 210# solvent oil 10%,

320# solvent oil 2%.

Concrete material names and weight percentages of black fluorescent flexo printing ink (formula 27) are as follows:

Fluorescent material 25%, black pigment 7%,

Blue Pigment 1%, Polyamide Resin 1 15%,

Polyamide resin 2 10%, 120# solvent oil 35%,

200# solvent oil 5%, 320# solvent oil 2%,

Concrete material names and weight percentages of black fluorescent flexo printing ink (formula 28) are as follows:

Fluorescent material 35%, black pigment 7%,

Blue Pigment 1%, Polyamide Resin 1 20%,

Polyamide resin 2 10%, 120# solvent oil 20%,

210# solvent oil 5%, S82B solvent oil 2%.

Concrete material names and weight percentages of black fluorescent flexo printing ink (formula 29) are as follows:

Fluorescent material 15%, black pigment 20%,

Blue Pigment 5%, Polyamide Resin 18%,

120# solvent oil 17%, 210# solvent oil 10%,

320# solvent oil 15%.

Concrete material names and weight percentages of black fluorescent flexo printing ink (formula 30) are as follows:

Fluorescent material 10%, black pigment 40%,

Blue Pigment 15%, Polyamide Resin 1 5%,

Polyamide resin 2 10%, 120# solvent oil 8%,

200# solvent oil 5%, 320# solvent oil 7%.

Printing effect: Printed by flexo printing machine, the speed is 6,000-10,000 sheets/hour, the printed line is smooth, the dots are full, there is no phenomenon of flying ink, paste and ink accumulation during printing, and the imprint adheres well.

Anti-counterfeiting performance evaluation: The printed matter is generally black in sunlight, but it can show red, green, blue and other colors of fluorescence under 365nm ultraviolet light.

Claims (8)

1, a kind of black fluorescent ink is characterized in that: the weight percent of described black fluorescent ink is formed and is comprised:

Fluorescent material 5～50%, mineral black 5～40%,

Blue pigment 1～40% connects material 10～60%,

Auxiliary agent 2～60%;

Described fluorescent material is a ultraviolet fluorescent material, and described ultraviolet fluorescent material comprises the rare earth organic complex ultraviolet fluorescent material, has macromolecular organic ultraviolet high-visibility pigment of conjugated structure or inorganic ultraviolet fluorescent material;

Described mineral black is organic mineral black and/or inorganic mineral black;

Described blue pigment is organic blue pigment and/or inorganic blue pigment;

Described low-melting ink vehicle is one or more in resol, Synolac, rosin ester, polyamide resin, gummy oil, the acrylic resin;

Described auxiliary agent is that stand linseed oil, wax are removed one or more in stick, siccative, solvent, the tensio-active agent; Described stand linseed oil is the 6# stand linseed oil.

2, black fluorescent ink according to claim 1 is characterized in that: the weight percent of described black fluorescent ink is formed and is comprised:

Fluorescent material 10～40%, mineral black 5～20%,

Blue pigment 1～20% connects material 20～55%,

Auxiliary agent 3～45%.

3, black fluorescent ink according to claim 1 is characterized in that: the weight percent of described black fluorescent ink is formed and is comprised:

Fluorescent material 15～35%, mineral black 5～15%,

Blue pigment 1～8% connects material 20～40%,

Auxiliary agent 3～30%.

4, black fluorescent ink according to claim 1 is characterized in that: described black fluorescent ink comprises that also weight percent is 0.1～40% stopping composition, and described stopping composition is colloid calcium, lime carbonate or aerosil.

5, black fluorescent ink according to claim 4 is characterized in that: the weight percent of described black fluorescent ink is formed and is comprised:

Fluorescent material 10～40%, mineral black 5～20%,

Blue pigment 1～20% connects material 20～55%,

Stopping composition 1～25%, auxiliary agent 3～45%.

6, black fluorescent ink according to claim 4 is characterized in that: the weight percent of described black fluorescent ink is formed and is comprised:

Fluorescent material 15～35%, mineral black 5～15%,

Blue pigment 1～8% connects material 20～40%,

Stopping composition 4～22%, auxiliary agent 3～30%.

7, black fluorescent ink according to claim 1 is characterized in that:

Described siccative comprises one or more in organic acid cobalt, manganese, zirconium, lead, aluminium, calcium, zinc, cerium, alum, the lanthanum salt;

Described wax is removed stick and is comprised one or more of palm wax, fir wax, beeswax, insect wax, wool wax, paraffin, Microcrystalline Wax, montanin wax, ore deposit ceresine, polyethylene wax;

Described tensio-active agent comprises one or more in various anion surfactants, the nonionogenic tenside;

Described solvent comprises one or more of mixture, K20-295 solvent, water of high-boiling point kerosene, 120# solvent oil, 200# solvent oil, 210# solvent oil, 320# solvent oil, S-82B solvent oil, C12 solvent, C13 solvent, C12 solvent and C13 solvent.

8, black fluorescent ink according to claim 1 is characterized in that:

Described resol is the Abietyl modified nonyl phenol and the rosin modified phenolic resin of formaldehyde condensation, or Abietyl modified diphenylol propane, the rosin modified phenolic resin of nonyl phenol and formaldehyde condensation, make through glycerine esterification with the rosin reaction again, or Abietyl modified xylenol glycerine resol, or Abietyl modified tetramethylolmethane resol, or the rosin modified phenolic resin of Abietyl modified phenol and formaldehyde condensation, or the rosin modified phenolic resin of Abietyl modified diphenylol propane and formaldehyde condensation, or the resol resin that in the presence of catalyzer, generates of diphenylol propane and formaldehyde, make through glycerine esterification with the rosin reaction again, or Abietyl modified xylenol glycerine resol, or Abietyl modified diphenylol propane tetramethylolmethane resol;

Described Synolac is plant oil modified Synolac, rosin modified alkyd resin; Described plant oil modified Synolac is modification of flax oil glycerine one a phthalate anhydride Synolac, or modification of flax oil glycerine-isophthalic alkyd resin, or modification of flax oil glycerine-tetramethylolmethane-isophthalic alkyd resin, or modification of flax oil glycerine-TriMethylolPropane(TMP)-phthalate anhydride Synolac, or modification of flax oil glycerine-TriMethylolPropane(TMP)-isophthalic alkyd resin, or modification of flax oil TriMethylolPropane(TMP)-isophthalic anhydride Synolac, or modification of flax oil TriMethylolPropane(TMP)-tetramethylolmethane-phthalate anhydride Synolac, or modification of flax oil TriMethylolPropane(TMP)-tetramethylolmethane-isophthalic alkyd resin, or tung oil-modified glycerine one phthalate anhydride Synolac, or tung oil-modified glycerine-isophthalic alkyd resin, or tung oil-modified glycerine-tetramethylolmethane-isophthalic alkyd resin, or tung oil-modified glycerine-TriMethylolPropane(TMP)-phthalate anhydride Synolac, or tung oil-modified glycerine-TriMethylolPropane(TMP)-isophthalic alkyd resin, or tung oil-modified TriMethylolPropane(TMP)-isophthalic anhydride Synolac, or tung oil-modified TriMethylolPropane(TMP)-tetramethylolmethane-phthalate anhydride Synolac, or tung oil-modified TriMethylolPropane(TMP)-tetramethylolmethane-isophthalic alkyd resin;

Described Gum Rosin is a rosin;

Described polyamide resin is a lower molecular weight ethanol-soluble type polyamide resin, or high molecular is total to molten type polyamide resin;

Described acrylic resin is an epoxy acrylate, or acrylic acid modified polyester resin, or polyalcohol modified epoxy acrylic resin, or fatty acid modified epoxy acrylic resin, or epoxy soybean oil acrylic resin, or acrylated polyurethane resin, or polyether-modified acrylated polyurethane resin, or fatty acid modified acrylated polyurethane resin, or the polyester acrylic urethane resin, or the epoxy methacrylic resin, or polyalcohol modified epoxy methacrylic resin, or fatty acid modified epoxy methacrylic resin, or the epoxy soybean oil methacrylic resin, or the methacrylic acid urethane resin, or polyether-modified methacrylic acid urethane resin, or fatty acid modified methacrylic acid urethane resin, or polyester methacrylic acid urethane resin.