CN115160941A - Positioning laser transfer film and preparation process thereof - Google Patents
Positioning laser transfer film and preparation process thereof Download PDFInfo
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- CN115160941A CN115160941A CN202210869414.2A CN202210869414A CN115160941A CN 115160941 A CN115160941 A CN 115160941A CN 202210869414 A CN202210869414 A CN 202210869414A CN 115160941 A CN115160941 A CN 115160941A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000007864 aqueous solution Substances 0.000 claims abstract description 35
- 150000002696 manganese Chemical class 0.000 claims abstract description 30
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 22
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 22
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- 239000012965 benzophenone Substances 0.000 claims abstract description 18
- 239000005011 phenolic resin Substances 0.000 claims abstract description 18
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 18
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- 239000011812 mixed powder Substances 0.000 claims description 15
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- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 claims description 8
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- 239000013530 defoamer Substances 0.000 claims description 5
- BNBLBRISEAQIHU-UHFFFAOYSA-N disodium dioxido(dioxo)manganese Chemical compound [Na+].[Na+].[O-][Mn]([O-])(=O)=O BNBLBRISEAQIHU-UHFFFAOYSA-N 0.000 claims description 5
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
- C09D161/04—Condensation polymers of aldehydes or ketones with phenols only
- C09D161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/48—Stabilisers against degradation by oxygen, light or heat
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2262—Oxides; Hydroxides of metals of manganese
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- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a positioning laser transfer film and a preparation process thereof. In the invention, a wear-resistant layer is sprayed on the surface layer of the transfer film body, the wear-resistant layer has the function of resisting friction damage, the cleanliness and brightness of the positioned transfer film are not influenced, particularly, the transfer film does not generate a rough surface phenomenon after being rubbed, the permeability and cleanliness are approximately kept unchanged, the weight ratio content of the wear-resistant layer comprises phenolic resin, polyester resin, manganese salt aqueous solution, PAO polymerized alpha hydrocarbon synthetic oil, benzophenone, a defoaming agent, a dispersion medium, a pH regulator and a surfactant, and the wear resistance of the wear-resistant layer can be greatly improved by combining the sunscreen anti-ultraviolet functions of the PAO polymerized alpha hydrocarbon synthetic oil and the benzophenone with the wear-resistant characteristics of the phenolic resin, the polyester resin and the manganese salt aqueous solution.
Description
Technical Field
The invention relates to the technical field of laser transfer films, in particular to a positioning laser transfer film and a preparation process thereof.
Background
Laser packaging is a subdivision industry in the packaging industry, and rapid development is achieved, and compared with other products in the packaging industry, the laser packaging material not only has a novel and bright appearance effect, but also has a high-technology anti-counterfeiting function, and is called as the forefront technical product in the world packaging printing industry. The application field of laser materials is very wide, the laser materials are rapidly popularized in the industries of food, medicine, daily chemical products, cigarette and wine, clothing, gift packaging, decorative materials and the like, the laser film products are divided from the composition of product components, and can be roughly divided into three types, namely a BOPP laser film, a PET laser film and a PVC laser film.
Therefore, the invention provides a positioning laser transfer film and a preparation process thereof.
Disclosure of Invention
The invention aims to: in order to solve the problems in the background art, a positioning laser transfer film and a preparation process thereof are provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a radium-shine transfer membrane in location, includes the transfer membrane body, the upper surface of transfer membrane body sets up the base membrane layer, the upper surface of base membrane layer is scribbled the wearing layer, the lower surface of base membrane layer is provided with the dielectric layer, the wearing layer is the dope layer and is mixed by the raw materials that contain following weight content and become: 12-25% of phenolic resin, 2-8% of polyester resin, 0.3-0.8% of manganese salt aqueous solution, 4-7% of PAO poly alpha dilute hydrocarbon synthetic oil, 5-9% of benzophenone, 20-35% of defoaming agent, 25-44% of dispersion medium, 3-5% of pH regulator and 7-12% of surfactant.
As a further description of the above technical solution:
the manganese salt aqueous solution is a sodium manganate aqueous solution.
As a further description of the above technical solution:
the surfactant is selected from one of lecithin and amino acid.
As a further description of the above technical solution:
the dispersion medium is ethanol, the pH regulator is ammonia water, and the defoaming agent is a mineral oil defoaming agent.
A preparation process of a positioning laser transfer film comprises the following steps:
step one, putting 12-25% of phenolic resin, 2-8% of polyester resin and 5-9% of benzophenone into a crushing cylinder for crushing to prepare mixed powder;
step two, placing the mixed powder prepared in the step one, 0.3-0.8% of manganese salt aqueous solution and 4-7% of PAO poly alpha dilute hydrocarbon synthetic oil into a reaction kettle, stirring, and heating to 45 degrees, so that the mixed powder, the manganese salt aqueous solution and the PAO poly alpha dilute hydrocarbon synthetic oil can be accelerated to be dissolved and synthesized, and a mixed solution is prepared;
step three, putting the mixed solution obtained in the step two, 20-35% of defoaming agent, 25-44% of dispersion medium, 3-5% of pH regulator and 7-12% of surfactant into a stirrer together for stirring, wherein the rotating speed of the stirrer is 25r/pm, and the stirring time is 25-30 minutes, so as to obtain a coating diluted solution;
step four, putting the coating diluted solution obtained in the step three into an evaporation chamber for evaporation and stirring, wherein the stirring time is 20-30 minutes, the evaporation temperature is 80-110 degrees, and the evaporation time is 15-20 minutes, so as to obtain slurry;
fifthly, putting the slurry obtained in the fourth step into an emulsifying machine for emulsification, wherein the rotating speed of the emulsifying machine is 120/pm, and the emulsifying time is 25 minutes, so as to obtain a coating;
step six, coating the coating on the base film layer through a coating machine, then drying, and finally obtaining the positioning laser transfer film with the wear-resistant and sun-proof functions
As a further description of the above technical solution:
in the sixth step, the time of the dryer is 15-25 s, the length of the oven for drying is 30m, and the drying temperature is 60-120 ℃.
As a further description of the above technical solution:
the drying temperature of the dryer is sequentially arranged at 60 degrees, 75 degrees, 105 degrees, 120 degrees and 70 degrees according to the film running direction.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the wear-resistant layer is sprayed on the surface layer of the transfer film body, the wear-resistant layer has a function of resisting friction damage, the cleanliness and brightness of the positioned transfer film are not affected, particularly, the transfer film can not generate a rough surface after being rubbed, and the permeability and cleanliness are approximately kept unchanged.
2. According to the invention, the wear-resistant layer contains the phenolic resin, the polyester resin, the manganese salt aqueous solution, the PAO poly alpha dilute hydrocarbon synthetic oil, the benzophenone, the defoaming agent, the dispersion medium, the pH regulator and the surfactant according to the weight ratio, and the wear resistance of the wear-resistant layer can be greatly improved by combining the sun-screening and ultraviolet-resistant functions of the PAO poly alpha dilute hydrocarbon synthetic oil and the benzophenone with the wear-resistant characteristics of the phenolic resin, the polyester resin and the manganese salt aqueous solution.
Drawings
Fig. 1 is a schematic structural diagram of a cross section of a positioning laser transfer film according to the present invention;
FIG. 2 is a schematic view of a formulation of a process for preparing a positioning laser transfer film according to the present invention;
fig. 3 is a test data diagram of a positioning laser transfer film preparation process according to the present invention.
Illustration of the drawings:
1. a transfer film body; 2. a base film layer; 3. a dielectric layer; 4. and a wear-resistant layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 3, a positioning laser transfer film includes a transfer film body, a base film layer is disposed on an upper surface of the transfer film body, a wear-resistant layer is coated on an upper surface of the base film layer, a dielectric layer is disposed on a lower surface of the base film layer, the dielectric layer is a composite adhesive layer, and the wear-resistant layer is a coating layer and is prepared by mixing the following raw materials by weight: the anti-abrasion transfer film comprises 12% of phenolic resin, 2% of polyester resin, 0.3% of manganese salt aqueous solution, 4% of PAO (polyamide acrylic acid) polymerization diluted hydrocarbon synthetic oil, 5% of benzophenone, 20% of defoamer, 25% of dispersion medium, 3% of pH regulator and 7% of surfactant, wherein the manganese salt aqueous solution is sodium manganate aqueous solution, the surfactant is one of lecithin and amino acid type, the dispersion medium is ethanol, the pH regulator is ammonia water, the defoamer is mineral oil defoamer, the phenolic resin, the polyester resin and the manganese salt aqueous solution are combined to improve the abrasion resistance of the transfer film, then the PAO polymerization alpha diluted hydrocarbon synthetic oil and the benzophenone are added to improve the sun-protection effect, and the combination of the sun-protection and abrasion resistance can further improve the abrasion resistance of the transfer film.
A preparation process of a positioning laser transfer film comprises the following steps:
step one, selecting 12% of phenolic resin, 2% of polyester resin and 5% of benzophenone, and putting the phenolic resin, the polyester resin and the benzophenone into a crushing cylinder for crushing to obtain mixed powder;
step two, placing the mixed powder prepared in the step one, 0.3% manganese salt aqueous solution and 4% PAO poly alpha dilute hydrocarbon synthetic oil into a reaction kettle, stirring, and heating to 45 degrees, wherein the 0.5% manganese salt aqueous solution is prepared by the following steps of: 5, and water, wherein the reaction time in the reaction kettle is subject to full dissolution, so that the dissolution of the mixed powder, the manganese salt aqueous solution and the PAO poly alpha dilute hydrocarbon synthetic oil can be accelerated to prepare a mixed solution;
step three, putting the mixed solution obtained in the step two, 20% of defoaming agent, 25% of dispersion medium, 3% of pH regulator and 7% of surfactant into a stirrer together for stirring, wherein the mixing of the mixed solution can be accelerated by adopting lecithin or amino acid type surfactant and ethanol, the rotating speed of the stirrer is 25r/pm, the stirring time is 25 minutes, and the pH value is adjusted to be 8.0, so as to obtain the coating diluted solution;
step four, putting the paint diluted solution obtained in the step three into an evaporation chamber for evaporation and stirring, wherein the stirring time is 20 minutes, the evaporation temperature is 80 degrees, the evaporation time is 15 minutes, and the evaporation is to discharge redundant water so as to obtain slurry;
fifthly, putting the slurry obtained in the fourth step into an emulsifying machine for emulsification, wherein the rotating speed of the emulsifying machine is 120/pm, and the emulsifying time is 25 minutes, so as to obtain a coating;
and step six, coating the coating on the base film layer through a coating machine, then carrying out drying treatment, wherein the time of a dryer is 15s, the length of a drying oven is 30m, the drying temperature of the dryer is sequentially arranged in the film-running direction at 60 degrees, 75 degrees, 105 degrees, 120 degrees and 70 degrees, and the temperature is sequentially arranged in the film-running direction, and finally the positioning laser transfer film with the wear-resistant and sun-proof functions can be prepared.
Example 2
Referring to fig. 1 to 3, a positioning laser transfer film includes a transfer film body, a base film layer is disposed on an upper surface of the transfer film body, a wear-resistant layer is coated on an upper surface of the base film layer, a dielectric layer is disposed on a lower surface of the base film layer, the dielectric layer is a composite adhesive layer, and the wear-resistant layer is a coating layer and is prepared by mixing the following raw materials by weight: 20% of phenolic resin, 5% of polyester resin, 0.5% of manganese salt aqueous solution, 5% of PAO poly alpha dilute hydrocarbon synthetic oil, 7% of benzophenone, 28% of defoaming agent, 35% of dispersion medium, 4% of pH regulator and 9% of surfactant, wherein the manganese salt aqueous solution is sodium manganate aqueous solution, the surfactant is one of lecithin and amino acid, the dispersion medium is ethanol, the pH regulator is ammonia water, the defoaming agent is mineral oil defoaming agent, the phenolic resin, the polyester resin and the manganese salt aqueous solution are combined to improve the wear resistance of the laser transfer film, then the PAO poly alpha dilute hydrocarbon synthetic oil and the benzophenone are added to improve the sun protection effect, and the combination of the sun protection and the wear resistance can further improve the wear resistance of the transfer film.
A preparation process of a positioning laser transfer film comprises the following steps:
step one, 20% of phenolic resin, 5% of polyester resin and 7% of benzophenone are selected and put into a crushing cylinder for crushing to prepare mixed powder;
step two, placing the mixed powder prepared in the step one, 0.5% manganese salt aqueous solution and 5% PAO poly alpha dilute hydrocarbon synthetic oil into a reaction kettle, stirring, and heating to 45 degrees, wherein the 0.5% manganese salt aqueous solution is prepared by the following steps of: 5, and water, wherein the reaction time in the reaction kettle is subject to full dissolution, so that the dissolution of the mixed powder, the manganese salt aqueous solution and the PAO poly alpha dilute hydrocarbon synthetic oil can be accelerated to prepare a mixed solution;
step three, putting the mixed solution obtained in the step two, 28% of defoaming agent, 35% of dispersion medium, 4% of pH regulator and 9% of surfactant into a stirrer together for stirring, wherein the dissolution of the mixed solution can be accelerated by combining lecithin or amino acid type surfactant with ethanol, the rotation speed of the stirrer is 25r/pm, the stirring time is 25 minutes, and the pH value is adjusted to be 8.5, so as to obtain a coating material diluted solution;
step four, putting the coating diluted solution obtained in the step three into an evaporation chamber for evaporation and stirring, wherein the stirring time is 25 minutes, the evaporation temperature is 90 degrees, the evaporation time is 15 minutes, and the evaporation aims at discharging excessive moisture to obtain slurry;
fifthly, putting the slurry obtained in the fourth step into an emulsifying machine for emulsification, wherein the rotating speed of the emulsifying machine is 120/pm, and the emulsifying time is 25 minutes, so as to obtain a coating;
and step six, coating the coating on the base film layer through a coating machine, then carrying out drying treatment, wherein the time of a dryer is 15s, the length of a drying oven is 30m, the drying temperature of the dryer is sequentially arranged in the film-running direction at 60 degrees, 75 degrees, 105 degrees, 120 degrees and 70 degrees, and the temperature is sequentially arranged in the film-running direction, and finally the positioning laser transfer film with the wear-resistant and sun-proof functions can be prepared.
Example 3
Referring to fig. 1 to 3, a positioning laser transfer film includes a transfer film body, a base film layer is disposed on an upper surface of the transfer film body, a wear-resistant layer is coated on an upper surface of the base film layer, a dielectric layer is disposed on a lower surface of the base film layer, the dielectric layer is a composite adhesive layer, and the wear-resistant layer is a coating layer and is prepared by mixing the following raw materials by weight: 25% of phenolic resin, 8% of polyester resin, 0.8% of manganese salt aqueous solution, 7% of PAO poly alpha dilute hydrocarbon synthetic oil, 9% of benzophenone, 35% of defoaming agent, 44% of dispersion medium, 5% of pH regulator and 12% of surfactant, wherein the manganese salt aqueous solution is sodium manganate aqueous solution, the surfactant is one of lecithin and amino acid, the dispersion medium is ethanol, the pH regulator is ammonia water, the defoaming agent is mineral oil defoaming agent, the phenolic resin is prepared, the wear resistance of the laser transfer film can be improved after the polyester resin is combined with the manganese salt aqueous solution, then the PAO poly alpha dilute hydrocarbon synthetic oil and the benzophenone are added to improve the sun protection effect, and the combination of the sun protection and the wear resistance can further improve the wear resistance of the transfer film.
A preparation process of a positioning laser transfer film comprises the following steps:
step one, placing 25% of phenolic resin, 8% of polyester resin and 9% of benzophenone into a crushing cylinder for crushing to obtain mixed powder;
step two, placing the mixed powder prepared in the step one, 0.8% manganese salt aqueous solution and 7% PAO poly alpha dilute hydrocarbon synthetic oil into a reaction kettle, stirring, and heating to 45 degrees, wherein the 0.5% manganese salt aqueous solution is prepared by the following steps of: 5, and water, wherein the reaction time in the reaction kettle is subject to full dissolution, so that the dissolution of the mixed powder, the manganese salt aqueous solution and the PAO poly alpha dilute hydrocarbon synthetic oil can be accelerated to prepare a mixed solution;
step three, putting the mixed solution obtained in the step two, 35% of defoaming agent, 44% of dispersion medium, 5% of pH regulator and 12% of surfactant into a stirrer together for stirring, wherein the mixing of the mixed solution can be accelerated by adopting lecithin or amino acid type surfactant and ethanol, the rotating speed of the stirrer is 25r/pm, the pH value is adjusted to be 9, and the stirring time is 30 minutes, so as to obtain the coating diluted solution;
step four, putting the coating diluted solution obtained in the step three into an evaporation chamber for evaporation and stirring, wherein the stirring time is 30 minutes, the evaporation temperature is 110 degrees, the evaporation time is 20 minutes, and the evaporation aims at discharging excessive moisture to obtain slurry;
fifthly, putting the slurry obtained in the fourth step into an emulsifying machine for emulsification, wherein the rotating speed of the emulsifying machine is 120/pm, and the emulsifying time is 25 minutes, so as to obtain a coating;
and step six, coating the coating on the base film layer through a coating machine, then carrying out drying treatment, wherein the time of a dryer is 25s, the length of a drying oven is 30m, the drying temperature of the dryer is sequentially arranged in the film-running direction at 60 degrees, 75 degrees, 105 degrees, 120 degrees and 70 degrees, and the temperature is sequentially arranged in the film-running direction, and finally the positioning laser transfer film with the wear-resistant and sun-proof functions can be prepared.
The positioning laser transfer film obtained in the embodiments 1 to 3 is subjected to an abrasion resistance test, a test tool comprises two attracted magnets of 20x20mm, an illuminating lamp with a magnetic attraction of 0.5kg and 5 watts, a projection blackboard and a test method, transfer films in the embodiments are respectively taken, the size of the taken transfer film is 30x30mm, then the transfer films are respectively attached to the surfaces of the two attracted magnets, then the two attracted magnets are attracted, the abrasion-resistant surfaces of the two transfer films are extruded at the moment, the two attracted magnets are controlled to slide in a staggered mode, the staggered sliding frequency is 300 times/min, h and the sliding time is 5 minutes, the two transfer films after sliding friction are respectively attached to the lamp head of the illuminating lamp and then projected, the projection distance is 100mm, then the perspective halation diameter of the blackboard on the projection blackboard is observed, and specific test data of the blackboard are shown in the attached drawing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a radium-shine transfer film in location, includes transfer film body (1), its characterized in that, the upper surface of transfer film body sets up base film layer (2), the upper surface of base film layer (2) is scribbled wearing layer (3), the lower surface of base film layer (2) is provided with dielectric layer (4), wearing layer (2) are the dope layer and mix by the raw materials that contain following weight content and become: 12-25% of phenolic resin, 2-8% of polyester resin, 0.3-0.8% of manganese salt aqueous solution, 4-7% of PAO poly alpha dilute hydrocarbon synthetic oil, 5-9% of benzophenone, 20-35% of defoaming agent, 25-44% of dispersion medium, 3-5% of pH regulator and 7-12% of surfactant.
2. The positioning laser transfer film of claim 1, wherein the aqueous solution of manganese salt is an aqueous solution of sodium manganate.
3. The positioning laser transfer film of claim 2, wherein the surfactant is selected from one of lecithin and amino acid type.
4. The positioning laser transfer film of claim 3, wherein the dispersion medium is ethanol, the pH regulator is ammonia water, and the defoamer is a mineral oil defoamer.
5. A preparation process of a positioning laser transfer film is characterized by comprising the following steps:
step one, placing 12-25% of phenolic resin, 2-8% of polyester resin and 5-9% of benzophenone into a crushing cylinder for crushing to prepare mixed powder;
step two, placing the mixed powder prepared in the step one, 0.3-0.8% of manganese salt aqueous solution and 4-7% of PAO poly alpha dilute hydrocarbon synthetic oil into a reaction kettle, stirring, and heating to 45 degrees, so that the mixed powder, the manganese salt aqueous solution and the PAO poly alpha dilute hydrocarbon synthetic oil can be accelerated to be dissolved and synthesized, and a mixed solution is prepared;
step three, putting the mixed solution obtained in the step two, 20-35% of defoaming agent, 25-44% of dispersion medium, 3-5% of pH regulator and 7-12% of surfactant into a stirrer together for stirring, wherein the rotating speed of the stirrer is 25r/pm, and the stirring time is 25-30 minutes, so as to obtain a coating diluted solution;
step four, putting the paint diluted solution obtained in the step three into an evaporation chamber for evaporation and stirring, wherein the stirring time is 20-30 minutes, the evaporation temperature is 80-110 degrees, and the evaporation time is 15-20 minutes, so as to obtain slurry;
fifthly, putting the slurry obtained in the fourth step into an emulsifying machine for emulsification, wherein the rotating speed of the emulsifying machine is 120/pm, and the emulsifying time is 25 minutes, so as to obtain a coating;
and step six, coating the coating on the base film layer (2) through a coating machine, then drying, and finally obtaining the positioning laser transfer film with the wear-resistant and sun-proof functions.
6. The preparation process of the positioning laser transfer film according to claim 5, wherein in the sixth step, the drying time is 15-25 s, the length of the drying oven is 30m, and the drying temperature is 60-120 ℃.
7. The process for preparing a positioning laser transfer film according to claim 6, wherein the drying temperature of the dryer is sequentially arranged in 60 °, 75 °, 105 °, 120 ° and 70 ° according to the film feeding direction.
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Application publication date: 20221011 |