CN114274682A - Carbon ribbon with protective layer for reflective film and preparation method thereof - Google Patents
Carbon ribbon with protective layer for reflective film and preparation method thereof Download PDFInfo
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- CN114274682A CN114274682A CN202111608817.3A CN202111608817A CN114274682A CN 114274682 A CN114274682 A CN 114274682A CN 202111608817 A CN202111608817 A CN 202111608817A CN 114274682 A CN114274682 A CN 114274682A
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Abstract
The invention relates to a carbon ribbon with a protective layer for a reflective film and a preparation method thereof, belonging to the technical field of white reflective film printing. The carbon ribbon with the protective layer for the reflective film comprises a coloring layer, a protective layer, a matrix and a back coating which are sequentially attached from top to bottom; the coloring layer is formed by coating the following raw materials in parts by weight: 100 parts of first resin and 10-50 parts of pigment; the protective layer is formed by coating the following raw materials in parts by weight: 100 parts of a second resin; the back coating is formed by coating the following raw materials in parts by weight: 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin. Has the advantages that: when color characters and patterns are printed on the surface of the road traffic reflective film, the protective layer is provided, an additional film coating process is not needed, the cost is lower, and the protective layer has excellent performances of solvent resistance, scratch resistance, salt mist resistance, aging resistance, stain resistance and the like.
Description
Technical Field
The invention belongs to the technical field of white reflective film printing, and particularly relates to a carbon ribbon with a protective layer for a reflective film and a preparation method thereof.
Background
At present, the common ways of printing colored characters and patterns on a white reflective film in the market are mainly two: one is traditional ink jet printing, which is a mode that ink easily blocks nozzles during printing, has high ink waste rate and poor process environmental protection, and does not meet the requirement of green printing advocated by our country at present. The other method is to stamp and paste the film, and the method needs a large amount of manpower, and has low efficiency and poor quality stability. In addition, in order to protect the surface of the reflective film, the surface of the reflective film is often required to be additionally provided with a protective layer by means of film coating, so that an additional process is required, the cost is increased, and the quality stability is reduced.
Therefore, a carbon ribbon with a protective layer for a reflective film and a preparation method thereof are provided to solve the defects in the prior art.
Disclosure of Invention
The invention provides the carbon ribbon with the protective layer for the reflective film, which is used for solving the technical problems, and when color characters and patterns are printed on the surface of the road traffic reflective film, the carbon ribbon with the protective layer is provided, so that an additional film coating process is not needed, and the cost is lower.
The technical scheme for solving the technical problems is as follows: the carbon ribbon with the protective layer for the reflective film comprises a coloring layer, a protective layer, a matrix and a back coating which are sequentially attached from top to bottom; the coloring layer is formed by coating the following raw materials in parts by weight: 100 parts of first resin and 10-50 parts of pigment; the protective layer is formed by coating the following raw materials in parts by weight: 100 parts of a second resin; the back coating is formed by coating the following raw materials in parts by weight: 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin.
Has the advantages that: when color characters and patterns are printed on the surface of the road traffic reflective film, the protective layer is provided, an additional film coating process is not needed, the cost is lower, and the protective layer has excellent performances of solvent resistance, scratch resistance, salt mist resistance, aging resistance, stain resistance and the like.
Further, the first resin comprises one or a mixture of two or more of polyvinyl alcohol, polyester resin, acrylic resin and aldehyde ketone resin.
Has the advantages that: to provide background color and protection.
Further, the second resin includes one or a mixture of two or more of a polyester resin, an acrylic resin, and a thermosetting resin.
Has the advantages that: the protective layer is arranged between the substrate and the colored layer before printing, and is arranged on one side of the colored layer far away from the white reflective film after printing, so that the protective layer plays a role in protection.
Further, the second resin also comprises an auxiliary agent.
Has the advantages that: can ensure the components of the protective layer to be fully mixed.
Further, the matrix is one of polypropylene, polyethylene naphthalate, polyethylene terephthalate, polyethylene, polyvinyl alcohol and polymethyl methacrylate.
Has the advantages that: the film is adopted as the substrate, so that the protective layer can be better ensured to be effectively coated on the surface of the substrate.
Further, the thickness of the coloring layer is 0.3-2 μm, the thickness of the protective layer is 0.5-5 μm, the thickness of the base is 4-25 μm, and the thickness of the back coating is 0.5-1.2 μm.
Has the advantages that: the printing effect is good and the image is clear.
The invention also provides a preparation method of the carbon ribbon with the protective layer for the reflective film, which comprises the following steps:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 25 parts of second resin in 50 parts of butanone and 50 parts of toluene, and then adding 0.5-2 parts of an auxiliary agent for mixing to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 25 parts of first resin with 50 parts of 2-butanone and 50 parts of toluene, and then adding 0.5-2 parts of dispersant to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 12 parts of polyurethane modified organic silicon resin and 12 parts of acrylic acid modified organic silicon resin with 50 parts of 2-butanone and 50 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Further, in step S3, the drying temperature is 60-120 ℃, and the coating speed is 20-120 m/min.
Further, in step S5, the drying temperature is 60-120 ℃, and the coating speed is 20-120 m/min.
Further, in step S7, the drying temperature is 60-120 ℃ and the coating speed is 20-120m/m, and in step S9, the drying temperature is 60-120 ℃ and the coating speed is 20-120 m/m.
Has the advantages that: the carbon ribbon prepared by the preparation method can simultaneously solve the problems of poor environmental protection performance of ink-jet printing, low efficiency of film marking and pasting and poor quality stability when being printed on a white reflective film, is provided with a protective layer, does not need to carry out an additional film coating process, has lower cost, and has excellent performances of solvent resistance, scraping resistance, salt mist resistance, aging resistance, stain resistance and the like.
Drawings
FIG. 1 is a schematic view of a layer structure of a carbon ribbon according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a colored layer; 2. a protective layer; 3. a substrate; 4. and (4) back coating.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Example 1:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically 0.5 part of salicylate and 0.5 part of fluorosilane, to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 2:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.3 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically, mixing 1 part of salicylate and 0.5 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 3:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.5 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 4:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 0.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 5:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 2.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 6:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 7:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 200 parts of 2-butanone and 200 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 8:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.3 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 9:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.5 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 10:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be classified into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the colored layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 0.5 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 11:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be classified into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the colored layer, specifically 30 parts of phthalocyanine blue is selected, the particle size is 0.1 μm, and the thickness is 1.5 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 12:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be classified into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the colored layer, specifically 30 parts of phthalocyanine green is selected, the particle size is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: mixing 70 parts of acrylic resin and 30 parts of phthalocyanine blue by using a mixed solvent of 200 parts of 2-butanone and 200 parts of toluene, and then adding 2 parts of a dispersing agent to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 13:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigments can be classified into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments according to the chemical structure of the compound, and specifically, the organic pigments are selected according to the color required by the colored layer, specifically, 30 parts of ferric oxide is selected, the particle size is 0.1 μm, and the thickness is 1 + -0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: 70 parts of acrylic resin and 30 parts of ferric oxide are mixed by using 200 parts of 2-butanone and 200 parts of toluene, and then 2 parts of dispersant is added and mixed to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 14:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigment, phthalocyanine pigment, polycyclic pigment such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigment and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 15 parts of ferric oxide and 15 parts of phthalocyanine green are selected, the particle diameter is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: 70 parts of acrylic resin, 15 parts of ferric oxide and 15 parts of phthalocyanine green are mixed by using 200 parts of 2-butanone and 200 parts of toluene mixed solvent, and then 2 parts of dispersing agent is added and mixed to obtain the coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 15:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigment can be divided into azo pigment, phthalocyanine pigment, polycyclic pigment such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigment and the like according to the chemical structure of the compound, and is specifically selected according to the color required by the coloring layer, specifically 19 parts of ferric oxide and 11 parts of phthalocyanine green are selected, the particle diameter is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: 70 parts of acrylic resin, 19 parts of ferric oxide and 11 parts of phthalocyanine green are mixed by using 200 parts of 2-butanone and 200 parts of toluene mixed solvent, and then 2 parts of dispersing agent is added and mixed to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Example 16:
the embodiment provides a carbon ribbon with a protective layer for a reflective film, which comprises a coloring layer 1, a protective layer 2, a substrate 3 and a back coating 4 which are sequentially attached from top to bottom.
Wherein, the matrix 3 is 5 μm polyethylene terephthalate;
the colored layer 1 is formed by coating the following raw materials in parts by weight:
acrylic resin 70 parts and pigment 30 parts, wherein the pigment can be organic pigment and inorganic pigment, and the inorganic pigment can be divided into oxide, chromate, sulfate, silicate, borate, molybdate, phosphate, vanadate, ferricyanate, hydroxide, sulfide, metal and the like; the organic pigments can be classified into azo pigments, phthalocyanine pigments, polycyclic pigments such as anthraquinone, indigoid, quinacridone, dioxazine and the like, and arylmethane pigments and the like according to the chemical structure of the compound, and are specifically selected according to the color required by the colored layer, specifically 8 parts of phthalocyanine blue, 11 parts of ferric oxide and 11 parts of phthalocyanine green, wherein the particle diameter is 0.1 μm, and the thickness is 1 +/-0.1 μm;
the protective layer 2 is formed by coating the following raw materials in parts by weight:
50 parts of polyester resin and 50 parts of acrylic resin, wherein the thickness is 1.5 +/-0.1 mu m;
the back coating 4 is formed by coating the following raw materials in parts by weight:
50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin, wherein the thickness is 0.2 mu m;
preparing a carbon ribbon:
s1: providing a substrate 3, and applying corona on one side of the substrate 3;
s2: dissolving 50 parts of polyester resin and 50 parts of acrylic resin in 200 parts of butanone and 200 parts of toluene, and then adding an auxiliary agent, specifically mixing 1 part of salicylate and 1 part of fluorosilane to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate 3 in the step S1, and drying after coating to obtain a protective layer 2;
s4: 70 parts of acrylic resin, 8 parts of phthalocyanine blue, 11 parts of ferric oxide and 11 parts of phthalocyanine green are mixed by using 200 parts of 2-butanone and 200 parts of toluene mixed solvent, and then 2 parts of dispersing agent is added to mix to obtain the coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate 3, of the protective layer 2, and drying after coating to obtain a colored layer 1;
s6: mixing 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin with 2-butanone and toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on the side, away from the protective layer 2, of the substrate 3, and drying after coating to obtain the carbon ribbon.
Comparative example 1:
in this example, the formulation, coating thickness, coating method and printing method of the colored layer 1 and the back coat layer 4 were the same as those of example 7, but the protective layer 2 was not applied.
Comparative example 2:
in this example, the formulation of the protective layer and the back coat layer, the coating thickness, the coating method and the printing method were the same as those of example 7, but the solvent-resistant acrylic resin in the colored layer 1 was replaced by a solvent-insoluble aldehyde ketone resin.
Comparative example 3:
the colored ink in example 7 was printed onto the surface of a white retroreflective sheeting using ink jet printing.
The printed samples of examples 1-16 and comparative examples 1-3 were tested for performance and the results are shown in table 1 below:
measuring chromaticity coordinates x and y of the sample to describe the color of the sample;
the photometric performance of the sample refers to a retroreflection coefficient of the sample, the retroreflection coefficient of the reflective film specified in the national standard GB/T18833 of the road traffic reflective film is taken as a standard, the retroreflection coefficient of the sample is greater than 50% of the national standard and is A, B is between 130% and 150, C is between 100% and 130, and D is smaller than the national standard;
solvent resistance test: soaking for 1 minute by using 75% ethanol solution, soaking for 10 minutes by using gasoline, grading the surface of the gasoline according to whether the surface of the gasoline has wrinkles, bubbles, cracks and dissolution, wherein the phenomenon A is completely absent, a small part of the phenomenon B is present, the phenomenon C is present in a large area, and the phenomenon D is completely cracked and bubbles;
the ink layer bond fastness was assessed by the remaining weight after testing using a disc peel chamber test.
And evaluating by a friction resistance test according to the weight loss ratio after the test.
Carrying out an accelerated aging test on the sample under accelerated aging test conditions specified in national standard GB/T18833 of road traffic reflective film, taking the time of the sample being completely damaged as an evaluation basis, wherein the time is more than or equal to 6000h, B is 6000h plus materials, C is 1800 plus materials 4000h, and D is less than 1800 h;
the high and low temperature resistance refers to that a sample is placed for 72 hours at the temperature of minus 40 ℃, is placed for 24 hours at the temperature of 70 ℃, and is divided into A, B, C, D grades according to whether the surface of the sample has glue failure and shedding;
salt spray resistance means that 5% sodium chloride solution at 35 +/-2 ℃ is continuously atomized for 120 hours, and the salt spray resistance is classified into A, B, C, D grades according to whether the surface of the salt spray resistance is faded, wrinkled, foamed and cracked.
As can be seen from the data of examples 1-16, the carbon ribbons of the present application have superior photometric properties, solvent resistance testing, ink layer bond fastness, rub resistance testing, high and low temperature resistance, and salt spray resistance.
As can be seen from the data of comparative examples 1-3, the abrasion resistance and solvent resistance were poor without the addition of the acrylic resin.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The carbon ribbon with the protective layer for the reflective film is characterized by comprising a coloring layer (1), a protective layer (2), a substrate (3) and a back coating (4) which are sequentially attached from top to bottom;
the coloring layer (1) is formed by coating the following raw materials in parts by weight: 100 parts of first resin and 10-50 parts of pigment;
the protective layer (2) is formed by coating the following raw materials in parts by weight: 100 parts of a second resin;
the back coating (4) is formed by coating the following raw materials in parts by weight: 50 parts of polyurethane modified organic silicon resin and 50 parts of acrylic acid modified organic silicon resin.
2. The carbon tape with a protective layer for a retroreflective film as defined in claim 1, wherein the first resin comprises one or a mixture of two or more of polyvinyl alcohol, polyester resin, acrylic resin and aldehyde ketone resin.
3. The carbon tape with a protective layer for a retroreflective film as defined in claim 1, wherein the second resin comprises one or a mixture of two or more of a polyester resin, an acrylic resin and a thermosetting resin.
4. The carbon tape with a protective layer for a retroreflective film as defined in claim 2, wherein the second resin further comprises an auxiliary agent.
5. The carbon tape with a protective layer for a reflective film according to claim 1, wherein the substrate (3) is one of polypropylene, polyethylene naphthalate, polyethylene terephthalate, polyethylene, polyvinyl alcohol, and polymethyl methacrylate.
6. The carbon ribbon with a protective layer for a reflective film according to claim 1, wherein the colored layer (1) has a thickness of 0.3 to 2 μm, the protective layer (2) has a thickness of 0.5 to 5 μm, the substrate (3) has a thickness of 4 to 25 μm and the back coating layer (4) has a thickness of 0.5 to 1.2 μm.
7. A method for preparing the carbon ribbon with the protective layer for the reflective film according to any one of claims 1 to 6, comprising the following steps:
s1: providing a substrate (3), and applying corona to one side of the substrate (3);
s2: dissolving 25 parts of second resin in 50 parts of butanone and 50 parts of toluene, and then adding 0.5-2 parts of an auxiliary agent for mixing to obtain a protective layer solution;
s3: coating the protective layer liquid material obtained in the step S2 on the corona-striking surface of the substrate (3) in the step S1, and drying after coating to obtain a protective layer (2);
s4: mixing 25 parts of first resin with 50 parts of 2-butanone and 50 parts of toluene, and then adding 0.5-2 parts of dispersant to obtain a coloring layer coating;
s5: coating the colored layer coating obtained in the step S4 on the side, away from the substrate (3), of the protective layer (2), and drying after coating to obtain a colored layer (1);
s6: mixing 12 parts of polyurethane modified organic silicon resin and 12 parts of acrylic acid modified organic silicon resin with 100 parts of 2-butanone and 100 parts of toluene, and mixing to obtain a back coating;
s7: and (5) coating the back coating obtained in the step (S6) on one side of the substrate (3) far away from the protective layer (2), and drying after coating to obtain the carbon ribbon.
8. The method for preparing a carbon ribbon with a protective layer for a retroreflective film as defined in claim 7, wherein the drying temperature is 60-120 ℃ in step S3.
9. The method for preparing a carbon ribbon with a protective layer for a retroreflective film as defined in claim 7, wherein the drying temperature is 60-120 ℃ in step S5.
10. The method for preparing a carbon ribbon with a protective layer for a retroreflective film as defined in claim 7, wherein the drying temperature is 60-120 ℃ in step S7.
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| JPH09267570A (en) * | 1996-03-29 | 1997-10-14 | Dainippon Printing Co Ltd | Heat transfer sheet |
| KR20010000216A (en) * | 2000-08-23 | 2001-01-05 | 정숙희 | Thermal transfer paper of partial solution for solid letter shape and method of manufacture |
| JP2002211091A (en) * | 2001-01-16 | 2002-07-31 | Sony Corp | Transfer type image protective film and method for protecting image |
| CN101537744A (en) * | 2009-04-21 | 2009-09-23 | 焦作市卓立烫印材料有限公司 | Digital banner printing thermal transfer ribbon and preparation method thereof |
| JP2011088421A (en) * | 2009-10-26 | 2011-05-06 | Dainippon Printing Co Ltd | Transfer decorative film and manufacturing method thereof, and decorative molded article using the same and manufacturing method thereof |
| CN104619510A (en) * | 2012-09-11 | 2015-05-13 | 凸版印刷株式会社 | Thermal transfer recording medium |
| CN103950302A (en) * | 2014-05-16 | 2014-07-30 | 河南卓立膜材料股份有限公司 | Digital three-primary-color thermal sublimation imaging thermal transfer ribbon and preparation method thereof |
| CN104057733A (en) * | 2014-06-28 | 2014-09-24 | 周永生 | Full-resin thermal transfer printing ribbon suitable for various print substrates |
| JP2017065065A (en) * | 2015-09-30 | 2017-04-06 | 大日本印刷株式会社 | Protective layer transfer sheet and method for producing the same |
| CN105946379A (en) * | 2016-05-24 | 2016-09-21 | 歆铠新材料科技（上海）有限公司 | Environment-friendly nanometer-level fluorescent anti-counterfeit carbon ribbon |
| CN110509682A (en) * | 2019-09-29 | 2019-11-29 | 周永生 | Heat transfer printing carbon tape suitable for printed tickets |
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