CN114312083A - Temperature-sensitive intelligent wallpaper and preparation method thereof - Google Patents
Temperature-sensitive intelligent wallpaper and preparation method thereof Download PDFInfo
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- CN114312083A CN114312083A CN202111475027.2A CN202111475027A CN114312083A CN 114312083 A CN114312083 A CN 114312083A CN 202111475027 A CN202111475027 A CN 202111475027A CN 114312083 A CN114312083 A CN 114312083A
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Abstract
The invention provides temperature-sensing intelligent wallpaper and a preparation method thereof, wherein the preparation method of the temperature-sensing intelligent wallpaper comprises the following steps: 1) adding a first temperature-sensitive pigment into the first wallpaper semi-finished product to obtain a second wallpaper semi-finished product; 2) printing a second pigment on the second wallpaper semi-finished product to obtain a third wallpaper semi-finished product; the second pigment is a non-temperature-sensitive pigment and/or a second temperature-sensitive pigment; 3) and shaping the first temperature-sensitive pigment and the second pigment on the third wallpaper semi-finished product, and carrying out high-temperature treatment and mould pressing. The preparation of the temperature-sensitive intelligent wallpaper changes the current situation that the pattern color of the wallpaper is shaped when leaving a factory, after the wallpaper is pasted, the pattern color of the wall surface changes along with the temperature, different color styles are presented all the year round, and the temperature-sensitive intelligent wallpaper can realize more agile color when changing color.
Description
Technical Field
The invention relates to the technical field of wallpaper, in particular to temperature-sensitive intelligent wallpaper and a preparation method thereof.
Background
The condition of the existing wallpaper: no polyvinyl chloride (PVC) wallpaper: the decorative material is prepared by using pure paper, non-woven paper or non-woven fabric as base material and through direct printing or compounding with PVC-free special material and subsequent printing. Wallpaper containing polyvinyl chloride (PVC): the decorative material is formed by printing and embossing after using wallpaper base paper, non-woven fabric, grid pure cotton cloth, chemical fiber cloth or blended cloth as a base material and coating (all coating modes such as knife coating, roller coating and net coating) on the surface of the base material and rolling or compounding a full-width polyvinyl chloride film and a special material containing PVC. The thickness of the PVC layer can be determined according to the embossing depth in the design process.
The existing wallpaper is usually shaped when the pattern color leaves a factory, and the problem to be solved in the field is to provide a novel wallpaper for changing the current situation.
Disclosure of Invention
In order to solve the technical problems, the invention provides temperature-sensing intelligent wallpaper and a preparation method thereof. The preparation method of the temperature-sensitive intelligent wallpaper changes the current situation that the pattern color of the wallpaper is shaped when leaving a factory, after the wallpaper is pasted, the pattern color of the wall surface changes along with the temperature, and different color styles are presented all the year round.
According to the invention, different pigments are discovered in the preparation process of the wallpaper, a large number of test bases are needed for displaying different color effects, but the formula difficulty is multiplied because the color-changing pigments are added, and the problem that how to combine the proper process to apply the color-changing pigments to the wallpaper is also a problem to be solved urgently. The invention is different from a 'Pantong color card' with a standard color formula, the 'Pantong color card' with the standard color formula has a 'dynamic color' formula, and the 'Pantong color card' shows different colors at different temperatures and under different illumination by adding different color proportions, has more difficulty in the process than the Pantong color card, and has requirements on process parameters related to processing temperature-sensitive wallpaper.
Specifically, the invention firstly provides a preparation method of the temperature-sensitive intelligent wallpaper, which comprises the following steps:
1) adding a first temperature-sensitive pigment into the first wallpaper semi-finished product to obtain a second wallpaper semi-finished product;
2) printing a second pigment on the second wallpaper semi-finished product to obtain a third wallpaper semi-finished product; the second pigment is a non-temperature-sensitive pigment and/or a second temperature-sensitive pigment;
3) and shaping the first temperature-sensitive pigment and the second pigment on the third wallpaper semi-finished product, and carrying out high-temperature treatment and mould pressing.
According to the invention, the colors of different pigments are mixed, the colors are rich and changeable, and the temperature-sensitive pigments change along with the temperature, so that the colors of the temperature-sensitive intelligent wallpaper are more rich and colorful along with the temperature change. The printing mode adopted by the invention can also realize the local color changing effect, and the product patterns are more colorful.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, in the step 2), the printing temperature is 50-180 ℃; preferably, the printing temperature is 70-150 ℃, and the observation temperature is 10-50 ℃.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, the mass concentration of the first temperature-sensitive pigment is 0.5-2.5%; the mass concentration of the second pigment is 0.2-10%; and/or the color of the first temperature-sensitive pigment comprises one or more of warm red, emerald green, ordiny yellow, ordiny blue, ordiny red, ordiny white, ordiny black, temperature-changing scarlet, temperature-changing emerald green, and temperature-changing red; the color of the second pigment comprises one or more of warm red, emerald green, ordiny yellow, ordiny blue, ordiny red, ordiny white, ordiny black, warm scarlet, warm emerald green, and warm reddish.
According to the present invention, preferably, the pigment matching includes, but is not limited to: the first temperature-sensitive pigment is red with large temperature change, when the mass concentration is 2%, the second pigment is ordiary yellow with the mass concentration of 0.4%, the obtained composite effect is creamy yellow at 25 ℃, and is ordiary yellow when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is ordiary yellow, the mass concentration is 0.6%, the obtained composite effect is green at 25 ℃, and is ordiary yellow when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is ordiary white, the mass concentration is 0.6%, the obtained composite effect is impatiens balsamina powder at 25 ℃, and the ordiary white is presented when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is andiary white, the mass concentration is 0.6%, the obtained composite effect shows mint green at 25 ℃, and andiary white when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is the ordinery blue, the mass concentration is 0.6%, the obtained composite effect is sky blue at 25 ℃, and the obtained composite effect is ordinery blue when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is changed into emerald green, when the mass concentration is 2%, the second pigment is the ordiary red, the mass concentration is 0.6%, the obtained composite effect is ancient purple at 25 ℃, and the ordiary red is presented when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is ordinery black with the mass concentration of 0.4%, the obtained composite effect is dark pink at 25 ℃, and is ordinery black when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green due to temperature change, when the mass concentration is 2%, the second pigment is ordinery black, the mass concentration is 0.6%, the obtained composite effect is nickel gray at 25 ℃, and is ordinery black when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is emerald green due to temperature change, when the mass concentration is 2%, the second pigment is orange yellow, the mass concentration is 0.4%, the obtained composite effect is willow green when the temperature is 25 ℃, and is orange black when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, the second pigment is the ordiary red when the mass concentration is 2%, the mass concentration is 0.4%, the obtained composite effect is that the shallow quartz purple is presented at 25 ℃, and the ordiary red is presented when the temperature is increased to 40 ℃.
In the present invention, it is preferable that the first temperature-sensitive pigment is different in color from the second pigment; the temperature-sensitive materials have the characteristics of different colors at different temperatures, and require fine control of printing temperature when preparing color ink, and the color ink concentration also has considerable influence on the printing color, so the color ink concentration also has to be controlled very finely. The temperature-sensitive pigments with different concentrations are mixed with common pigments with different concentrations, so that the color change range is different, theoretically, countless color ratios and color changes exist, the invention summarizes dozens of conventional home decoration color ratios with excellent effects through tests, and the color change curves are recorded. One pigment is a conventional pigment, and the other pigment is a color-changing pigment, and when one pigment changes color, the mixed color of the pigments changes, such as: the yellow temperature-sensitive pigment is a mixture of yellow and blue, wherein the color of the yellow temperature-sensitive pigment is changed from light to colorless with the increase of temperature, and the yellow color is added into the conventional blue color ink, so that the mixed color is gradually changed from green to blue with the increase of temperature.
According to the present invention, preferably, the pigment matching includes, but is not limited to: when the first temperature-sensitive pigment is red due to temperature change, the second pigment is oridinary yellow; when the first temperature-sensitive pigment changes from green to green, the second pigment is oridinary yellow; when the first temperature-sensitive pigment is changed into red by temperature, the second pigment is andiny white; when the first temperature-sensitive pigment changes from green to green, the second pigment is the andiny white; when the first temperature-sensitive pigment is changed into red by temperature, the second pigment is orange blue; when the first temperature-sensitive pigment is changed from green to green, the second pigment is orange red; when the first temperature-sensitive pigment is changed into red by temperature, the second pigment is the cordiary black; when the first temperature-sensitive pigment changes from green to green, the second pigment is the ordinery black; when the first temperature-sensitive pigment turns red, the second pigment is oridinary yellow; when the first temperature-sensitive pigment turns red, the second pigment is orange blue. The invention discovers that the first temperature-sensitive pigment and the second pigment can be prepared by matching the preferable pigments, so that the mixed color has rich levels along with the change of temperature, and the synergistic aesthetic feeling is generated.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, the step 2) comprises the step of splitting; preferably, the plate dividing comprises: and designing a superimposed color separation plate according to the color of the flower type.
According to the invention, the design of the flower type color is adopted, the overlapped color separation plate is adopted, and after the previous plate is printed, the flower type of the latter plate and the flower type of the previous plate are overlapped in the original separation. The advantages of using this method of splitting include the ability to minimize the formulation of temperature sensitive pigments, and the appearance of different color change effects through color stacking.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, in the step 3), the color ink on the second wallpaper semi-finished product is shaped by adopting a far infrared heating or hot air heating mode, wherein the shaping temperature is 20-220 ℃, preferably 50-180 ℃ or 120-220 ℃, for example, 50-100 ℃, 120-180 ℃, 180-220 ℃ and the like. The heating mode and the optimized qualitative temperature effect are better.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, in the step 3), the processing temperature of the high-temperature processing mould pressing is 120-220 ℃, and preferably 120-180 ℃.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, in the step 3), the mould pressing is carried out by adopting an infrared heating or hot air heating mode.
In the invention, as the wallpaper has high requirements on color, the semi-finished product needs to be prepared by high-temperature treatment, and the temperature-sensitive material is extremely sensitive to temperature, the production process is controlled by the formula of the temperature-sensitive material, so that the color of the semi-finished product can be better ensured.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the invention, in the step 3), the wallpaper is molded by an infrared heating or hot air heating mode, and the parameters of a mold are set so that the surface of the wallpaper generates convex-concave textures.
In the invention, different mould pressing modes can lead to different printing effects, and in order to ensure perfect color change gradient, the invention finds out through groping configuration that the effect of concave-convex texture generated by mould pressing is optimal.
The invention also provides the temperature-sensitive intelligent wallpaper which is prepared by the preparation method of the temperature-sensitive intelligent wallpaper, wherein the color of the temperature-sensitive intelligent wallpaper changes along with the temperature, and the color is hierarchical and/or colorful.
In the invention, in the practical application process of color matching, various combinations are generated by mutually matching pigments with different temperatures, colors and specifications, the color prepared by the method has certain change along with the change of temperature and light, and is unfixed, belonging to dynamic color, thereby achieving the purpose of changing the color of the wallpaper.
According to the temperature-sensing intelligent wallpaper provided by the invention, the width of the temperature-sensing intelligent wallpaper is 500-3000 mm, and the surface of the temperature-sensing intelligent wallpaper is provided with convex-concave textures.
The invention has the beneficial effects that: the invention changes the current situation that the pattern color of the wallpaper is shaped when leaving a factory, after the wallpaper is pasted, the pattern color of the wall surface changes along with the temperature, different color lattices are presented all the year round, and the temperature-sensitive intelligent wallpaper can realize more agile color when changing color in a temperature-sensitive manner.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic diagram of a pigment color matching mode of the temperature-sensitive intelligent wallpaper provided by the invention;
FIG. 2 is a schematic diagram of a pigment color matching mode of the temperature-sensitive intelligent wallpaper provided by the invention;
FIG. 3 is a schematic diagram of a pigment color matching mode of the temperature-sensitive intelligent wallpaper provided by the invention;
FIG. 4 is a schematic diagram of a pigment color matching mode of the temperature-sensitive intelligent wallpaper provided by the invention;
FIG. 5 is a schematic diagram of a color matching mode of a pigment of the temperature-sensitive intelligent wallpaper provided by the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below, and it should be apparent that the described embodiments are some, but not all, embodiments of the present invention. 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.
The examples do not show the specific techniques or conditions, according to the technical or conditions described in the literature in the field, or according to the product specifications. The instruments and the like are conventional products which are purchased by normal distributors and are not indicated by manufacturers. The process is conventional unless otherwise specified, and the starting materials are commercially available from the open literature. The examples do not show the specific techniques or conditions, according to the technical or conditions described in the literature in the field, or according to the product specifications.
In the embodiment of the invention, the adopted temperature-sensitive pigments (the first temperature-sensitive pigment and the second temperature-sensitive pigment) and the second pigment are both commercially available products; the temperature-sensitive pigment is prepared from a temperature-sensitive material (an electron-transfer type organic compound system). The organic molecular structure is changed due to electron transfer at different temperatures, color conversion is realized, the color is bright, and the color change between colored and colorless can be realized. The inner part is made of temperature-sensitive material, and the outer part is a shell with the thickness of 0.2-0.5 micrometer.
The embodiment of the invention provides a preparation method of temperature-sensitive intelligent wallpaper, which comprises the following steps:
1) adding a first temperature-sensitive pigment into the first wallpaper semi-finished product to obtain a second wallpaper semi-finished product;
2) printing a second pigment on the second wallpaper semi-finished product to obtain a third wallpaper semi-finished product; the second pigment is a non-temperature-sensitive pigment and/or a second temperature-sensitive pigment;
3) and shaping the first temperature-sensitive pigment and the second pigment on the third wallpaper semi-finished product, and carrying out high-temperature treatment and mould pressing.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, in the step 2), the printing temperature is 50-180 ℃; preferably, the printing temperature is 70-150 ℃, and the observation temperature is 10-50 ℃.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, the mass concentration of the first temperature-sensitive pigment is 0.5-2.5%; the mass concentration of the second pigment is 0.2-10%; and/or the color of the first temperature-sensitive pigment comprises one or more of warm red, emerald green, ordiny yellow, ordiny blue, ordiny red, ordiny white, ordiny black, temperature-changing scarlet, temperature-changing emerald green, and temperature-changing red; the color of the second pigment comprises one or more of warm red, emerald green, ordiny yellow, ordiny blue, ordiny red, ordiny white, ordiny black, warm scarlet, warm emerald green, and warm reddish.
Preferred pigment formulations of embodiments of the present invention include, but are not limited to: the first temperature-sensitive pigment is red with large temperature change, when the mass concentration is 2%, the second pigment is ordiary yellow with the mass concentration of 0.4%, the obtained composite effect is creamy yellow at 25 ℃, and is ordiary yellow when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is ordiary yellow, the mass concentration is 0.6%, the obtained composite effect is green at 25 ℃, and is ordiary yellow when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is ordiary white, the mass concentration is 0.6%, the obtained composite effect is impatiens balsamina powder at 25 ℃, and the ordiary white is presented when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is andiary white, the mass concentration is 0.6%, the obtained composite effect shows mint green at 25 ℃, and andiary white when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is the ordinery blue, the mass concentration is 0.6%, the obtained composite effect is sky blue at 25 ℃, and the obtained composite effect is ordinery blue when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is changed into emerald green, when the mass concentration is 2%, the second pigment is the ordiary red, the mass concentration is 0.6%, the obtained composite effect is ancient purple at 25 ℃, and the ordiary red is presented when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is ordinery black with the mass concentration of 0.4%, the obtained composite effect is dark pink at 25 ℃, and is ordinery black when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green due to temperature change, when the mass concentration is 2%, the second pigment is ordinery black, the mass concentration is 0.6%, the obtained composite effect is nickel gray at 25 ℃, and is ordinery black when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is the ordiary yellow, the mass concentration is 0.4%, the obtained composite effect is willow green when the temperature is 25 ℃, and the ordiary yellow is shown when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, the second pigment is the ordiary red when the mass concentration is 2%, the mass concentration is 0.4%, the obtained composite effect is that the shallow quartz purple is presented at 25 ℃, and the ordiary red is presented when the temperature is increased to 40 ℃.
In the embodiment of the invention, the first temperature-sensitive pigment and the second pigment are preferably different in color; the temperature-sensitive materials have the characteristics of different colors at different temperatures, and require fine control of printing temperature when preparing color ink, and the color ink concentration also has considerable influence on the printing color, so the color ink concentration also has to be controlled very finely. The temperature-sensitive pigments with different concentrations are mixed with common pigments with different concentrations, so that the color change range is different, theoretically, countless color ratios and color changes exist, and the embodiment of the invention summarizes dozens of conventional home decoration color ratios with excellent effects through tests and records the color change curves. One pigment is a conventional pigment, and the other pigment is a color-changing pigment, and when one pigment changes color, the mixed color of the pigments changes, such as: the yellow temperature-sensitive pigment is a mixture of yellow and blue, wherein the color of the yellow temperature-sensitive pigment is changed from light to colorless with the increase of temperature, and the yellow color is added into the conventional blue color ink, so that the mixed color is gradually changed from green to blue with the increase of temperature.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, the step 2) comprises the step of splitting; preferably, the plate dividing comprises: and designing a superimposed color separation plate according to the color of the flower type. In the embodiment of the invention, the design of the color according to the pattern is adopted, and the overlapping color separation is adopted, so that after the previous pattern is printed, the pattern of the next pattern and the pattern of the previous pattern are overlapped in the same way.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, in the step 3), the color ink on the second wallpaper semi-finished product is shaped in a far infrared heating mode, wherein the shaping temperature is 20-220 ℃, and preferably 50-180 ℃ or 120-220 ℃.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, in the step 3), the processing temperature of the high-temperature processing mould pressing is 120-220 ℃.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, in the step 3), the mould pressing is carried out by adopting an infrared heating or hot air heating mode.
According to the preparation method of the temperature-sensitive intelligent wallpaper provided by the embodiment of the invention, in the step 3), the mould parameters are set through an infrared heating mode or hot air heating and pressing to enable the surface of the wallpaper to generate convex-concave textures, and preferably, the infrared heating mode is adopted to achieve a better effect.
The embodiment of the invention also provides the temperature-sensitive intelligent wallpaper, which is prepared by the preparation method of the temperature-sensitive intelligent wallpaper, wherein the color of the temperature-sensitive intelligent wallpaper changes along with the temperature, and the color is hierarchical and/or colorful. In the embodiment of the invention, various combinations are generated by mutually matching the pigments with different temperatures, different colors and different specifications, the color prepared by the method has certain change along with the change of temperature and light, and is unfixed, and belongs to dynamic color, so that the color of the wallpaper is changed greatly.
According to the temperature-sensing intelligent wallpaper provided by the embodiment of the invention, the width of the temperature-sensing intelligent wallpaper is 500-3000 mm, and the surface of the temperature-sensing intelligent wallpaper is provided with convex-concave textures.
The embodiment provides a preparation method of temperature-sensitive intelligent wallpaper, which specifically comprises the following steps:
1. adding a first temperature-sensitive pigment into the first wallpaper semi-finished product to obtain a second wallpaper semi-finished product;
2. preparing a color ink system, namely a second pigment, in different temperature intervals, and printing the second pigment on the second wallpaper semi-finished product by adopting a color-stacking and plate-splitting process according to pattern color design to obtain a third wallpaper semi-finished product; after the previous pattern is printed, the latter pattern and the previous pattern are overlapped according to the original marks, so that the formula of the temperature-sensitive pigment is reduced, and different color change effects are realized through color overlapping; wherein the printing temperature is 70-150 ℃, and the observation temperature is 10-50 ℃. The second pigment is a non-temperature-sensitive pigment and/or a second temperature-sensitive pigment; the mass concentration of the first temperature-sensitive pigment is preferably 1.5-2.5%; the mass concentration of the second pigment is 0.2-0.8%, and the pigment color matching mode of the temperature-sensitive intelligent wallpaper in the embodiment of the invention is shown in figures 1-5. Preferred pigment arrangements: the first temperature-sensitive pigment is red with large temperature change, when the mass concentration is 2%, the second pigment is ordiary yellow with the mass concentration of 0.4%, the obtained composite effect is creamy yellow at 25 ℃, and is ordiary yellow when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is orange yellow, the mass concentration is 0.6%, the obtained composite effect is green at 25 ℃, and yellow when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is ordiary white, the mass concentration is 0.6%, the obtained composite effect is impatiens balsamina powder at 25 ℃, and the ordiary white is presented when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is andiary white, the mass concentration is 0.6%, the obtained composite effect shows mint green at 25 ℃, and andiary white when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is the ordinery blue, the mass concentration is 0.6%, the obtained composite effect is sky blue at 25 ℃, and the obtained composite effect is ordinery blue when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is changed into emerald green, when the mass concentration is 2%, the second pigment is the ordiary red, the mass concentration is 0.6%, the obtained composite effect is ancient purple at 25 ℃, and the ordiary red is presented when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is red with temperature change, when the mass concentration is 2%, the second pigment is ordinery black with the mass concentration of 0.4%, the obtained composite effect is dark pink at 25 ℃, and is ordinery black when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green due to temperature change, when the mass concentration is 2%, the second pigment is ordinery black, the mass concentration is 0.6%, the obtained composite effect is nickel gray at 25 ℃, and is ordinery black when the temperature is increased to 40 ℃; the first temperature-sensitive pigment is emerald green, when the mass concentration is 2%, the second pigment is the ordiary yellow, the mass concentration is 0.4%, the obtained composite effect is willow green when the temperature is 25 ℃, and the ordiary yellow is shown when the temperature is raised to 40 ℃; the first temperature-sensitive pigment is emerald green, the second pigment is the ordiary red when the mass concentration is 2%, the mass concentration is 0.4%, the obtained composite effect is that the shallow quartz purple is presented at 25 ℃, and the ordiary red is presented when the temperature is increased to 40 ℃.
3. The first temperature-sensitive pigment and the second pigment on the third wallpaper semi-finished product are shaped in a far infrared heating mode, and the printed wallpaper is molded in an infrared heating mode, so that convex-concave textures are generated on the surface of the wallpaper, and the color is more flexible when the temperature-sensitive color change is realized. The processing temperature of shaping and die pressing is 120-220 ℃.
The wallpaper product prepared by the embodiment is 500-3000 mm wide, the height of the wallpaper product is customized according to the height of a room, the surface of the wallpaper product has convex-concave textures, the color of the wallpaper product changes with temperature, and the color of the wallpaper product is hierarchical and/or colorful.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A preparation method of temperature-sensitive intelligent wallpaper is characterized by comprising the following steps:
1) adding a first temperature-sensitive pigment into the first wallpaper semi-finished product to obtain a second wallpaper semi-finished product;
2) printing a second pigment on the second wallpaper semi-finished product to obtain a third wallpaper semi-finished product; the second pigment is a non-temperature-sensitive pigment and/or a second temperature-sensitive pigment;
3) and shaping the first temperature-sensitive pigment and the second pigment on the third wallpaper semi-finished product, and carrying out high-temperature treatment and mould pressing.
2. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 1, wherein in the step 2), the printing temperature is 50-180 ℃; preferably, the printing temperature is 70-150 ℃, and the observation temperature is 10-50 ℃.
3. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 1, wherein the mass concentration of the first temperature-sensitive pigment is 0.5-2.5%; the mass concentration of the second pigment is 0.2-10%; and/or the color of the first temperature-sensitive pigment comprises one or more of warm red, emerald green, ordiny yellow, ordiny blue, ordiny red, ordiny white, ordiny black, temperature-changing scarlet, temperature-changing emerald green, and temperature-changing red; the color of the second pigment comprises one or more of warm red, emerald green, ordiny yellow, ordiny blue, ordiny red, ordiny white, ordiny black, warm scarlet, warm emerald green, and warm reddish.
4. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 1, wherein step 2) comprises a step of performing plate division; preferably, the plate dividing comprises: and designing a superimposed color separation plate according to the color of the flower type.
5. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 1, wherein in step 3), the color ink on the second wallpaper semi-finished product is shaped by means of far infrared heating or hot air heating, and the shaping temperature is 20-220 ℃.
6. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 1, wherein in the step 3), the processing temperature of the high-temperature processing mold pressing is 120-220 ℃.
7. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 6, wherein in step 3), the wallpaper is molded by infrared heating or hot air heating.
8. The preparation method of the temperature-sensitive intelligent wallpaper according to claim 7, wherein in step 3), parameters of a mold are set to enable the surface of the wallpaper to generate convex-concave textures through infrared heating or hot air heating and pressing.
9. A temperature-sensitive intelligent wallpaper, which is prepared by the preparation method of the temperature-sensitive intelligent wallpaper according to any one of claims 1-8.
10. The temperature-sensitive intelligent wallpaper according to claim 9, wherein the width of the temperature-sensitive intelligent wallpaper is 500-3000 mm, and the surface of the temperature-sensitive intelligent wallpaper is provided with convex-concave textures.
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