CN114261222B - Carbon ribbon for increasing applicable base material of thermal sublimation ribbon and preparation method thereof - Google Patents
Carbon ribbon for increasing applicable base material of thermal sublimation ribbon and preparation method thereof Download PDFInfo
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- CN114261222B CN114261222B CN202111586251.9A CN202111586251A CN114261222B CN 114261222 B CN114261222 B CN 114261222B CN 202111586251 A CN202111586251 A CN 202111586251A CN 114261222 B CN114261222 B CN 114261222B
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000000859 sublimation Methods 0.000 title claims abstract description 35
- 230000008022 sublimation Effects 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 title claims description 14
- 238000002360 preparation method Methods 0.000 title description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 203
- 238000000576 coating method Methods 0.000 claims abstract description 203
- 239000011241 protective layer Substances 0.000 claims abstract description 61
- 239000000758 substrate Substances 0.000 claims abstract description 61
- 239000010410 layer Substances 0.000 claims abstract description 58
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 40
- 239000002994 raw material Substances 0.000 claims abstract description 33
- 239000012948 isocyanate Substances 0.000 claims abstract description 31
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 31
- 239000012790 adhesive layer Substances 0.000 claims abstract description 28
- 229920002545 silicone oil Polymers 0.000 claims abstract description 21
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 19
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 19
- 239000004962 Polyamide-imide Substances 0.000 claims abstract description 16
- 229920002312 polyamide-imide Polymers 0.000 claims abstract description 16
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims abstract description 16
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 15
- 229920000570 polyether Polymers 0.000 claims abstract description 15
- 229920005862 polyol Polymers 0.000 claims abstract description 15
- 150000003077 polyols Chemical class 0.000 claims abstract description 15
- 239000011159 matrix material Substances 0.000 claims abstract description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 96
- 239000004698 Polyethylene Substances 0.000 claims description 47
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 40
- 238000001035 drying Methods 0.000 claims description 40
- 238000002156 mixing Methods 0.000 claims description 33
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 30
- 239000011347 resin Substances 0.000 claims description 30
- 229920005989 resin Polymers 0.000 claims description 30
- 229910052710 silicon Inorganic materials 0.000 claims description 30
- 239000010703 silicon Substances 0.000 claims description 30
- 239000002270 dispersing agent Substances 0.000 claims description 26
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 14
- 229920002635 polyurethane Polymers 0.000 claims description 14
- 239000004814 polyurethane Substances 0.000 claims description 14
- 229920001634 Copolyester Polymers 0.000 claims description 13
- 239000002216 antistatic agent Substances 0.000 claims description 10
- 239000012046 mixed solvent Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- -1 polyethylene terephthalate Polymers 0.000 claims description 7
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 7
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 7
- 239000003973 paint Substances 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims description 2
- 239000011344 liquid material Substances 0.000 claims description 2
- 238000007639 printing Methods 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 238000010023 transfer printing Methods 0.000 abstract description 4
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 description 12
- 238000007774 anilox coating Methods 0.000 description 12
- 239000000919 ceramic Substances 0.000 description 12
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 7
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 238000007756 gravure coating Methods 0.000 description 6
- 239000000123 paper Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000007641 inkjet printing Methods 0.000 description 2
- 238000007648 laser printing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Abstract
The invention relates to a carbon ribbon for adding a substrate suitable for a thermal sublimation ribbon, and belongs to the technical field of soft label printing. The carbon ribbon for heating and sublimating the applicable substrate of the color ribbon comprises a back coating, a matrix, a protective layer, a dye receiving layer and an adhesive layer which are sequentially adhered from top to bottom; the back coating is formed by coating the following raw materials in parts by weight: 2-7 parts of isocyanate curing agent, 5-15 parts of polyamide-imide, 2-6 parts of zinc stearate and 1-4 parts of PE wax; the protective layer is formed by coating the following raw materials in parts by weight: 5-10 parts of acrylic resin, 3-6 parts of polyether polyol, 1-3 parts of modified isocyanate and 0.01 part of organic silicone oil. The beneficial effects are that: the carbon ribbon is transferred onto the surface of the soft label substrate before the thermal sublimation ribbon is printed, so that the application range of the thermal sublimation ribbon and the transfer printing effect on the thermal sublimation ribbon can be greatly improved, and the printing effect can reach the photo level.
Description
Technical Field
The invention belongs to the technical field of soft mark printing, and particularly relates to a carbon ribbon for heating and sublimating a color ribbon applicable substrate and a preparation method thereof.
Background
Currently, color printing soft labels on the market are mainly printed by ink jet or laser, but the ink jet or laser printing inevitably has environmental pollution, and the printing resolution is not very high. While high resolution printers are also very expensive, reaching the megapixel level.
With the increasing requirements of the state on environmental protection, the environmental protection requirements of the market cannot be met gradually by inkjet printing or laser printing. The thermal sublimation ribbon depends on the characteristics of the thermal sublimation ribbon, no environmental pollution exists in the printing process, the printing quality is very high, the thermal sublimation ribbon is a perfect color printing material, and the thermal sublimation ribbon is very mature in the photo printing market. However, since the conventional thermal sublimation ribbon is not suitable for a printing medium with a rough surface, it can only be printed on a special photographic paper with a special surface treatment, which greatly limits the application range of the thermal sublimation ribbon.
Therefore, a carbon ribbon for increasing the applicable substrate of the thermal sublimation ribbon and a preparation method thereof are provided to solve the defects in the prior art.
Disclosure of Invention
The invention aims to solve the technical problems and provide the carbon ribbon for adding the applicable base material of the thermal sublimation ribbon, and the carbon ribbon is transferred onto the surface of the soft mark base material before the thermal sublimation ribbon is printed, so that the application range of the thermal sublimation ribbon and the transfer effect on the thermal sublimation ribbon can be greatly improved, and the printing effect can reach the photo level.
The technical scheme for solving the technical problems is as follows: the carbon ribbon for heating the sublimated ribbon applicable substrate comprises a back coating, a matrix, a protective layer, a dye receiving layer and an adhesive layer which are sequentially adhered from top to bottom; the back coating is formed by coating the following raw materials in parts by weight: 2-7 parts of isocyanate curing agent, 5-15 parts of polyamide-imide, 2-6 parts of zinc stearate and 1-4 parts of PE wax; the protective layer is formed by coating the following raw materials in parts by weight: 5-10 parts of acrylic resin, 3-6 parts of polyether polyol, 1-3 parts of modified isocyanate and 0.01 part of organic silicone oil; the dye receiving layer is formed by coating the following raw materials in parts by weight: 20-30 parts of vinyl chloride-vinyl acetate copolymer, 0.1 part of organic silicon resin and 0.3 part of PE wax; the adhesive layer is formed by coating the following raw materials in parts by weight: 15-25 parts of non-crystalline copolymerized polyester, 1-10 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin.
The beneficial effects are that: the carbon ribbon is transferred onto the surface of the soft label substrate before the thermal sublimation ribbon is printed, so that the application range of the thermal sublimation ribbon and the transfer printing effect on the thermal sublimation ribbon can be greatly improved, and the printing effect can reach the photo level.
Further, the back coating also comprises 1-2 parts of leveling agent, 1-2 parts of dispersing agent and 1-2 parts of antistatic agent.
The beneficial effects are that: can ensure that the components of the back coating are fully mixed.
Further, the matrix is polyethylene terephthalate.
The beneficial effects are that: the film can be used as a substrate to better ensure that the protective layer can be effectively coated on the surface of the substrate.
Further, the back coating layer has a thickness of 0.5 to 1.2 μm, the base body has a thickness of 4 to 125 μm, the protective layer has a thickness of 1.0 to 1.5 μm, the dye receiving layer has a thickness of 3.5 to 15 μm and the adhesive layer has a thickness of 3 to 15 μm.
The beneficial effects are that: the printing effect is good, and the image is clear.
The invention provides a preparation method of a carbon ribbon for heating a sublimation ribbon applicable substrate, which comprises the following steps:
s1: providing a substrate, and beating corona on one surface of the substrate;
s2: 2-7 parts of isocyanate curing agent, 5-15 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 2-6 parts of zinc stearate, 1-4 parts of PE wax, 1-2 parts of flatting agent, 1-2 parts of dispersing agent and 1-2 parts of antistatic agent are added and mixed to obtain back coating liquid;
s3: coating the back coating liquid material obtained in the step S2 on the corona striking surface of the substrate in the step S1, and drying after coating is completed to obtain a back coating;
s4: 5-10 parts of acrylic resin, 3-6 parts of polyether polyol, 1-3 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on one side of the substrate far away from the back coating, and drying after coating is completed to obtain a protective layer;
s6: mixing 20-30 parts of vinyl chloride-vinyl acetate copolymer with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer paint;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer far away from the substrate, and drying after coating is completed to obtain a dye receiving layer;
s8: mixing 15-25 parts of non-crystalline copolymerized polyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 1-10 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: and (3) coating the adhesive layer coating obtained in the step (S8) on one side of the dye receiving layer far away from the protective layer, and drying after coating is finished to obtain the carbon tape.
Further, in step S3, the temperature of the drying is 60-120 ℃, and the coating speed is 20-120m/min.
Further, in step S5, the temperature of the drying is 60-120 ℃, and the coating speed is 20-120m/min.
Further, in step S7, the temperature of the drying is 60-120 ℃, and the coating speed is 20-120m/m
Further, in step S9, the temperature of the drying is 60-120 ℃, and the coating speed is 20-120m/m.
The beneficial effects are that: the carbon ribbon prepared by the preparation method can be transferred onto the surface of the soft label substrate before the thermal sublimation ribbon is printed, so that the application range of the thermal sublimation ribbon and the transfer printing effect can be greatly improved, the printing effect can reach the photo level, the printing quality stability is improved, the soft label printing is based on thermal transfer printing, the process is environment-friendly, and compared with a common transparent retransfer film, the layer structure is not additionally increased, and therefore, the cost and the preparation process are not additionally increased.
Drawings
FIG. 1 is a schematic diagram of the layer structure of a carbon ribbon according to the present invention;
FIG. 2 is a graph showing the contrast of image effects before and after printing with thermal sublimation ribbon;
in the drawings, the list of components represented by the various numbers is as follows:
1. a back coating; 2. a base; 3. protecting and collecting layers; 4. a dye receiving layer; 5. and (5) an adhesive layer.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
Example 1:
the embodiment provides a carbon ribbon for heating a sublimation ribbon applicable substrate, which comprises a back coating 1, a base 2, a protective layer 3, a dye receiving layer 4 and an adhesive layer 5 which are sequentially adhered from top to bottom.
Wherein the matrix 2 is polyethylene terephthalate;
the back coating 1 is formed by coating the following raw materials in parts by weight:
5 parts of isocyanate curing agent, 10 parts of polyamide-imide, 4 parts of zinc stearate and 2 parts of PE wax
The protective layer 3 is formed by coating the following raw materials in parts by weight:
10 parts of acrylic resin, 3 parts of polyether polyol, 2 parts of modified isocyanate and 0.01 part of organic silicone oil, wherein the thickness is 1 mu m;
the dye receiving layer 4 is formed by coating the following raw materials in parts by weight:
vinyl chloride-vinyl acetate copolymer, wherein the ratio of vinyl chloride to vinyl acetate is 90:10 25 parts of organic silicon resin 0.1 part and PE wax 0.3 part, wherein the thickness is 10 mu m;
the adhesive layer 5 is formed by coating the following raw materials in parts by weight:
20 parts of non-crystalline copolyester, 5 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin.
Preparation of a carbon ribbon:
s1: providing a substrate 2, and applying corona on one surface of the substrate 2;
s2: 5 parts of isocyanate curing agent, 10 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 4 parts of zinc stearate, 2 parts of PE wax, 2 parts of leveling agent silicone oil, 2 parts of dispersant propylene glycol methyl ether and 2 parts of antistatic agent trihydroxyethyl methyl quaternary ammonium methyl sulfate are added and mixed to obtain back coating liquid;
s3: and (2) coating the back coating liquid obtained in the step (S2) on the upper side surface of the substrate (2) by using a ceramic anilox roller with 100-200 lines by using a gravure coater, and drying at 90 ℃ at a coating speed of 70m/min. Obtaining a back coating 1;
s4: 10 parts of acrylic resin, 3 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on the lower side surface of the substrate 2 by using a ceramic anilox roller with 100-200 lines, and drying the coating at 90 ℃ at a coating speed of 70m/min by using a gravure coater to obtain a protective layer 3;
s6: mixing 90:10-25 parts of vinyl chloride-vinyl acetate copolymer with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, drying at 90 ℃ at a coating speed of 70m/min, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer paint;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer 3 far away from the substrate 2, and drying after coating is completed to obtain a dye receiving layer 4;
s8: mixing 20 parts of non-crystalline copolyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 5 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: the adhesive layer coating material obtained in step S8 is then coated on the surface of the protective layer using gravure coating or comma coating, and dried to obtain a carbon tape.
Example 2:
the embodiment provides a carbon ribbon for heating a sublimation ribbon applicable substrate, which comprises a back coating 1, a base 2, a protective layer 3, a dye receiving layer 4 and an adhesive layer 5 which are sequentially adhered from top to bottom.
Wherein the matrix 2 is polyethylene terephthalate;
the back coating 1 is formed by coating the following raw materials in parts by weight:
5 parts of isocyanate curing agent, 10 parts of polyamide-imide, 4 parts of zinc stearate and 2 parts of PE wax
The protective layer 3 is formed by coating the following raw materials in parts by weight:
9 parts of acrylic resin, 4 parts of polyether polyol, 2 parts of modified isocyanate and 0.01 part of organic silicone oil, wherein the thickness is 1 mu m;
the dye receiving layer 4 is formed by coating the following raw materials in parts by weight:
vinyl chloride-vinyl acetate copolymer, wherein the ratio of vinyl chloride to vinyl acetate is 87:13 25 parts of organic silicon resin 0.1 part and PE wax 0.3 part, wherein the thickness is 10 mu m;
the adhesive layer 5 is formed by coating the following raw materials in parts by weight:
19 parts of non-crystalline copolyester, 6 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin.
Preparation of a carbon ribbon:
s1: providing a substrate 2, and applying corona on one surface of the substrate 2;
s2: 5 parts of isocyanate curing agent, 10 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 4 parts of zinc stearate, 2 parts of PE wax, 2 parts of leveling agent silicone oil, 2 parts of dispersant propylene glycol methyl ether and 2 parts of antistatic agent trihydroxyethyl methyl quaternary ammonium methyl sulfate are added and mixed to obtain back coating liquid;
s3: and (2) coating the back coating liquid obtained in the step (S2) on the upper side surface of the substrate (2) by using a ceramic anilox roller with 100-200 lines by using a gravure coater, and drying at 90 ℃ at a coating speed of 70m/min. Obtaining a back coating 1;
s4: 9 parts of acrylic resin, 4 parts of polyether polyol, 2 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on the lower side surface of the substrate 2 by using a ceramic anilox roller with 100-200 lines, and drying the coating at 90 ℃ at a coating speed of 70m/min by using a gravure coater to obtain a protective layer 3;
s6: mixing 87:13-25 parts of vinyl chloride-vinyl acetate copolymer with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, drying at 90 ℃ at a coating speed of 70m/min, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer paint;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer 3 far away from the substrate 2, and drying after coating is completed to obtain a dye receiving layer 4;
s8: mixing 19 parts of non-crystalline copolyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 6 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: the adhesive layer coating material obtained in step S8 is then coated on the surface of the protective layer using gravure coating or comma coating, and dried to obtain a carbon tape.
Example 3:
the embodiment provides a carbon ribbon for heating a sublimation ribbon applicable substrate, which comprises a back coating 1, a base 2, a protective layer 3, a dye receiving layer 4 and an adhesive layer 5 which are sequentially adhered from top to bottom.
Wherein the matrix 2 is polyethylene terephthalate;
the back coating 1 is formed by coating the following raw materials in parts by weight:
5 parts of isocyanate curing agent, 10 parts of polyamide-imide, 4 parts of zinc stearate and 2 parts of PE wax
The protective layer 3 is formed by coating the following raw materials in parts by weight:
8 parts of acrylic resin, 4 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil, wherein the thickness is 1 mu m;
the dye receiving layer 4 is formed by coating the following raw materials in parts by weight:
vinyl chloride-vinyl acetate copolymer, wherein the ratio of vinyl chloride to vinyl acetate is 85:15 25 parts of organic silicon resin 0.1 part and PE wax 0.3 part, wherein the thickness is 10 mu m;
the adhesive layer 5 is formed by coating the following raw materials in parts by weight:
18 parts of non-crystalline copolyester, 7 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin.
Preparation of a carbon ribbon:
s1: providing a substrate 2, and applying corona on one surface of the substrate 2;
s2: 5 parts of isocyanate curing agent, 10 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 4 parts of zinc stearate, 2 parts of PE wax, 2 parts of leveling agent silicone oil, 2 parts of dispersant propylene glycol methyl ether and 2 parts of antistatic agent trihydroxyethyl methyl quaternary ammonium methyl sulfate are added and mixed to obtain back coating liquid;
s3: and (2) coating the back coating liquid obtained in the step (S2) on the upper side surface of the substrate (2) by using a ceramic anilox roller with 100-200 lines by using a gravure coater, and drying at 90 ℃ at a coating speed of 70m/min. Obtaining a back coating 1;
s4: 8 parts of acrylic resin, 4 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on the lower side surface of the substrate 2 by using a ceramic anilox roller with 100-200 lines, and drying the coating at 90 ℃ at a coating speed of 70m/min by using a gravure coater to obtain a protective layer 3;
s6: mixing 85:15-25 parts of vinyl chloride-vinyl acetate copolymer with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, drying at 90 ℃ at a coating speed of 70m/min, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer paint;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer 3 far away from the substrate 2, and drying after coating is completed to obtain a dye receiving layer 4;
s8: mixing 18 parts of non-crystalline copolyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 7 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: the adhesive layer coating material obtained in step S8 is then coated on the surface of the protective layer using gravure coating or comma coating, and dried to obtain a carbon tape.
Example 4:
the embodiment provides a carbon ribbon for heating a sublimation ribbon applicable substrate, which comprises a back coating 1, a base 2, a protective layer 3, a dye receiving layer 4 and an adhesive layer 5 which are sequentially adhered from top to bottom.
Wherein the matrix 2 is polyethylene terephthalate;
the back coating 1 is formed by coating the following raw materials in parts by weight:
5 parts of isocyanate curing agent, 10 parts of polyamide-imide, 4 parts of zinc stearate and 2 parts of PE wax
The protective layer 3 is formed by coating the following raw materials in parts by weight:
7 parts of acrylic resin, 5 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil, wherein the thickness is 1 mu m;
the dye receiving layer 4 is formed by coating the following raw materials in parts by weight:
vinyl chloride-vinyl acetate copolymer, wherein the ratio of vinyl chloride to vinyl acetate is 87:13-20 parts of vinyl chloride and vinyl acetate in a ratio of 85:15-5 parts of organic silicon resin 0.1 part and PE wax 0.3 part, wherein the thickness is 10 mu m;
the adhesive layer 5 is formed by coating the following raw materials in parts by weight:
17 parts of non-crystalline copolyester, 8 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin.
Preparation of a carbon ribbon:
s1: providing a substrate 2, and applying corona on one surface of the substrate 2;
s2: 5 parts of isocyanate curing agent, 10 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 4 parts of zinc stearate, 2 parts of PE wax, 2 parts of leveling agent silicone oil, 2 parts of dispersant propylene glycol methyl ether and 2 parts of antistatic agent trihydroxyethyl methyl quaternary ammonium methyl sulfate are added and mixed to obtain back coating liquid;
s3: and (2) coating the back coating liquid obtained in the step (S2) on the upper side surface of the substrate (2) by using a ceramic anilox roller with 100-200 lines by using a gravure coater, and drying at 90 ℃ at a coating speed of 70m/min. Obtaining a back coating 1;
s4: 7 parts of acrylic resin, 5 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on the lower side surface of the substrate 2 by using a ceramic anilox roller with 100-200 lines, and drying the coating at 90 ℃ at a coating speed of 70m/min by using a gravure coater to obtain a protective layer 3;
s6: mixing 87:1320 parts of vinyl chloride-vinyl acetate copolymer and 85:155 parts of vinyl chloride-vinyl acetate copolymer with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, drying at 90 ℃ at a coating speed of 70m/min, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer paint;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer 3 far away from the substrate 2, and drying after coating is completed to obtain a dye receiving layer 4;
s8: mixing 17 parts of non-crystalline copolyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 8 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: the adhesive layer coating material obtained in step S8 is then coated on the surface of the protective layer using gravure coating or comma coating, and dried to obtain a carbon tape.
Example 5:
the embodiment provides a carbon ribbon for heating a sublimation ribbon applicable substrate, which comprises a back coating 1, a base 2, a protective layer 3, a dye receiving layer 4 and an adhesive layer 5 which are sequentially adhered from top to bottom.
Wherein the matrix 2 is polyethylene terephthalate;
the back coating 1 is formed by coating the following raw materials in parts by weight:
5 parts of isocyanate curing agent, 10 parts of polyamide-imide, 4 parts of zinc stearate and 2 parts of PE wax
The protective layer 3 is formed by coating the following raw materials in parts by weight:
7 parts of acrylic resin, 5 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil, wherein the thickness is 1 mu m;
the dye receiving layer 4 is formed by coating the following raw materials in parts by weight:
vinyl chloride-vinyl acetate copolymer, wherein the ratio of vinyl chloride to vinyl acetate is 87:13-20 parts of vinyl chloride and vinyl acetate in a ratio of 85:15-5 parts of organic silicon resin 0.1 part and PE wax 0.3 part, wherein the thickness is 10 mu m;
the adhesive layer 5 is formed by coating the following raw materials in parts by weight:
17 parts of non-crystalline copolyester, 8 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin.
Preparation of a carbon ribbon:
s1: providing a substrate 2, and applying corona on one surface of the substrate 2;
s2: 5 parts of isocyanate curing agent, 10 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 4 parts of zinc stearate, 2 parts of PE wax, 2 parts of leveling agent silicone oil, 2 parts of dispersant propylene glycol methyl ether and 2 parts of antistatic agent trihydroxyethyl methyl quaternary ammonium methyl sulfate are added and mixed to obtain back coating liquid;
s3: and (2) coating the back coating liquid obtained in the step (S2) on the upper side surface of the substrate (2) by using a ceramic anilox roller with 100-200 lines by using a gravure coater, and drying at 90 ℃ at a coating speed of 70m/min. Obtaining a back coating 1;
s4: 6 parts of acrylic resin, 6 parts of polyether polyol, 3 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on the lower side surface of the substrate 2 by using a ceramic anilox roller with 100-200 lines, and drying the coating at 90 ℃ at a coating speed of 70m/min by using a gravure coater to obtain a protective layer 3;
s6: mixing 90:10-10 parts of vinyl chloride-vinyl acetate copolymer, 87:13-10 parts of vinyl chloride-vinyl acetate copolymer and 85:15-10 parts of vinyl chloride-vinyl acetate copolymer with 35 parts of 2-butanone and 35 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, drying at 90 ℃ at a coating speed of 70m/min, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer coating;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer 3 far away from the substrate 2, and drying after coating is completed to obtain a dye receiving layer 4;
s8: mixing 16 parts of non-crystalline copolyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 9 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: the adhesive layer coating material obtained in step S8 is then coated on the surface of the protective layer using gravure coating or comma coating, and dried to obtain a carbon tape.
Comparative example 1:
this example is identical in composition and content to the back coating 1 and the substrate 2 in examples 1 to 5, and is free of the protective layer 3, the dye-receiving layer 4 and the adhesive layer 5.
Comparative example 2:
this example is identical to the back coating 1 and substrate 2 of examples 1-5 in composition and content:
the protective layer 3 is formed by coating the following raw materials in parts by weight:
15 parts of acrylic resin with the thickness of 1 mu m;
the dye receiving layer 4 is formed by coating the following raw materials in parts by weight:
25 parts of acrylic resin, 0.1 part of organic silicon resin and 0.3 part of PE wax, wherein the thickness is 10 mu m;
the adhesive layer 5 is formed by coating the following raw materials in parts by weight:
25 parts of non-crystalline copolyester, 0.3 part of PE wax and 0.1 part of silicone resin.
Preparation of a carbon ribbon:
s1: providing a substrate 2, and applying corona on one surface of the substrate 2;
s2: 5 parts of isocyanate curing agent, 10 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 4 parts of zinc stearate, 2 parts of PE wax, 2 parts of leveling agent silicone oil, 2 parts of dispersant propylene glycol methyl ether and 2 parts of antistatic agent trihydroxyethyl methyl quaternary ammonium methyl sulfate are added and mixed to obtain back coating liquid;
s3: and (2) coating the back coating liquid obtained in the step (S2) on the upper side surface of the substrate (2) by using a ceramic anilox roller with 100-200 lines by using a gravure coater, and drying at 90 ℃ at a coating speed of 70m/min. Obtaining a back coating 1;
s4: mixing 15 parts of acrylic resin with 42.5 parts of 2-butanone and 42.5 parts of toluene mixed solvent to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on the lower side surface of the substrate 2 by using a ceramic anilox roller with 100-200 lines, and drying the coating at 90 ℃ at a coating speed of 70m/min by using a gravure coater to obtain a protective layer 3;
s6: mixing 25 parts of acrylic resin with 42.5 parts of 2-butanone and 42.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, drying at 90 ℃ at a coating speed of 70m/min, and finally adding 0.3 part of dispersing agent, and mixing to obtain a dye receiving layer coating;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer 3 far away from the substrate 2, and drying after coating is completed to obtain a dye receiving layer 4;
s8: mixing 25 parts of non-crystalline copolyester with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: the adhesive layer coating material obtained in step S8 is then coated on the surface of the protective layer using gravure coating or comma coating, and dried to obtain a carbon tape.
The carbon tapes prepared in examples 1-5 and comparative examples 1-2 were subjected to printing tests in the following manner: 1. and (2) transferring the coating on the carbon tape to the surface of the white cardboard at the temperature of 180 ℃ and the speed of 50mm/s by using a thermal mounting machine, and printing the pattern on the surface of the white cardboard by using a thermal sublimation printer to obtain the paper with the pattern.
Examples 1-5 and comparative examples 1-2 were tested using a alic color difference meter for print pattern color density measurement, and the test results are shown in the following table:
| color density | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Comparative example 1 | Comparative example 2 | Photographic paper |
| Cyan | 0.61 | 0.72 | 0.65 | 0.70 | 0.67 | 0.15 | 0.21 | 0.71 |
| Magenta | 1.12 | 1.25 | 1.15 | 1.21 | 1.18 | 0.43 | 0.56 | 1.23 |
| Yellow | 2.01 | 2.15 | 2.07 | 2.11 | 2.09 | 0.47 | 0.55 | 2.21 |
Ink layer abrasion resistance test, reference standard is "flexographic decorative print part 1: paper class GB/T17497.1-2012 6.5.1.1, results are as follows:
as can be seen from the table, the carbon ribbon is applied to the thermal transfer technology, has small friction coefficient and low damage consumption; the color density is high.
As shown in fig. 2, a comparison chart of image effects before and after printing of the thermal sublimation ribbon is shown.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present invention. In this specification, schematic representations of the above terms are not necessarily directed 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, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The foregoing is only illustrative of the present invention and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present invention.
Claims (8)
1. The carbon ribbon for adding the base material applicable to the thermal sublimation ribbon is characterized by comprising a back coating (1), a base body (2), a protective layer (3), a dye receiving layer (4) and an adhesive layer (5) which are sequentially adhered from top to bottom;
the back coating (1) is formed by coating the following raw materials in parts by weight: 2-7 parts of isocyanate curing agent, 5-15 parts of polyamide-imide, 2-6 parts of zinc stearate and 1-4 parts of PE wax;
the protective layer (3) is formed by coating the following raw materials in parts by weight: 5-10 parts of acrylic resin, 3-6 parts of polyether polyol, 1-3 parts of modified isocyanate and 0.01 part of organic silicone oil;
the dye receiving layer (4) is formed by coating the following raw materials in parts by weight: 20-30 parts of vinyl chloride-vinyl acetate copolymer, 0.1 part of organic silicon resin and 0.3 part of PE wax;
the adhesive layer (5) is formed by coating the following raw materials in parts by weight: 15-25 parts of non-crystalline copolyester, 1-10 parts of polyurethane ink connecting agent, 0.3 part of PE wax and 0.1 part of organic silicon resin;
the matrix (2) is polyethylene terephthalate.
2. The carbon tape for increasing the heat sublimation ribbon applicable substrate according to claim 1, wherein the back coating (1) further comprises 1-2 parts of a leveling agent, 1-2 parts of a dispersing agent and 1-2 parts of an antistatic agent.
3. A carbon ribbon for increasing the thickness of a suitable substrate for thermal sublimation ribbon according to claim 1, wherein the thickness of the back coating (1) is 0.5-1.2 μm, the thickness of the base body (2) is 4-125 μm, the thickness of the protective layer (3) is 1.0-1.5 μm, the thickness of the dye receiving layer (4) is 3.5-15 μm and the thickness of the adhesive layer (5) is 3-15 μm.
4. A method for preparing a carbon ribbon for use in an enhanced thermal sublimation ribbon suitable substrate according to any one of claims 1-3, comprising the steps of:
s1: providing a substrate (2), and applying corona on one surface of the substrate (2);
s2: 2-7 parts of isocyanate curing agent, 5-15 parts of polyamide-imide are dissolved in 100 parts of butanone and 100 parts of toluene, and then 2-6 parts of zinc stearate, 1-4 parts of PE wax, 1-2 parts of flatting agent, 1-2 parts of dispersing agent and 1-2 parts of antistatic agent are added and mixed to obtain back coating liquid;
s3: coating the back coating liquid material obtained in the step S2 on the corona-beating surface of the substrate (2) in the step S1, and drying after coating is completed to obtain a back coating (1);
s4: 5-10 parts of acrylic resin, 3-6 parts of polyether polyol, 1-3 parts of modified isocyanate and 0.01 part of organic silicone oil are mixed by using a mixed solvent of 42.5 parts of 2-butanone and 42.5 parts of toluene to obtain a protective layer coating;
s5: coating the protective layer coating obtained in the step S4 on one side of the substrate (2) far away from the back coating (1), and drying after coating is finished to obtain a protective layer (3);
s6: mixing 20-30 parts of vinyl chloride-vinyl acetate copolymer with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 0.1 part of organic silicon resin and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain dye receiving layer paint;
s7: coating the dye receiving layer coating obtained in the step S6 on one side of the protective layer (3) far away from the substrate (2), and drying after coating is completed to obtain a dye receiving layer (4);
s8: mixing 15-25 parts of non-crystalline copolymerized polyester and 0.1 part of organic silicon resin with 37.5 parts of 2-butanone and 37.5 parts of toluene, then adding 1-10 parts of polyurethane ink connecting agent and 0.3 part of PE wax, and finally adding 0.3 part of dispersing agent, and mixing to obtain a next layer coating;
s9: and (3) coating the adhesive layer coating obtained in the step S8 on one side of the dye receiving layer (4) far away from the protective layer (3), and drying after coating is finished to obtain the carbon belt.
5. The method according to claim 4, wherein in the step S3, the drying temperature is 60-120 ℃ and the coating speed is 20-120m/min.
6. The method according to claim 4, wherein in step S5, the temperature of drying is 60-120 ℃ and the coating speed is 20-120m/min.
7. The method according to claim 4, wherein in step S7, the temperature of drying is 60-120 ℃ and the coating speed is 20-120m/min.
8. The method according to claim 4, wherein in step S9, the temperature of drying is 60-120 ℃ and the coating speed is 20-120m/min.
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