Smectic A-phase liquid crystal temperature indicating label and forming method thereof
A liquid crystal and smectic technology, applied in optics, instruments, nonlinear optics, etc., can solve the problems of product failure, inability to achieve protection and indication, etc., and achieve clear indication effect
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no. 1 example
[0043] Fig. 1 (a) is a schematic structural diagram of the smectic A-phase liquid crystal temperature indicating label in a specific embodiment of the present invention in a transparent state, and Fig. 1 (b) is a smectic A-phase liquid crystal temperature indicating label in a specific embodiment of the present invention. Schematic diagram of the structure of the scattering state. As shown in FIG. 1(a), the smectic A-phase liquid crystal temperature indicating label of this embodiment includes: an upper substrate 10, a lower substrate 20, and a display layer 30 sandwiched between the upper substrate 10 and the lower substrate 20; The upper substrate 10 is roughly parallel to the lower substrate 20, the upper substrate 10 has a first transparent electrode 40 on a side close to the display layer 30, and the lower substrate 20 has a second transparent electrode 50 on a side close to the display layer 30; the display layer 30 includes a smectic Phase A liquid crystal, prepolymer. ...
no. 2 example
[0058] figure 2 It is a schematic structural diagram of the smectic A-phase liquid crystal temperature indicating label in the second embodiment of the present invention in a transparent state. The similarities between this embodiment and the first embodiment will not be described in detail, and the differences between this embodiment and the first embodiment The advantage is that: in this embodiment, both the upper substrate 10 and the lower substrate 20 are transparent substrates, and this embodiment also includes that the side of the lower substrate 20 facing away from the display layer 30 is coated with the pigment layer 70 . The pigment layer 70 can be set as a whole layer of black or other colors, and can also be fonts, signs, two-dimensional codes or other patterns drawn in a single color or multiple colors.
[0059] In this embodiment, a certain voltage is applied between the first transparent electrode 40 and the second transparent electrode 50, for example, the range...
no. 3 example
[0062] image 3 It is a schematic structural diagram of the smectic A-phase liquid crystal temperature indicating label in the third embodiment of the present invention in a transparent state. The similarities between this embodiment and the first embodiment will not be repeated, and the differences between this embodiment and the first embodiment In this embodiment, both the upper substrate 10 and the lower substrate 20 are transparent substrates, and this embodiment also includes a pattern layer 60 located on the side of the lower substrate 20 close to the display layer 30. In this embodiment, it also includes a pattern layer 60 located on the lower substrate 20 The pattern layer 60 between the substrate 20 and the second transparent electrode 50 . Preferably, the pattern layer 60 is text, graphics, color or a combination thereof. In this embodiment, a certain voltage is applied between the first transparent electrode 40 and the second transparent electrode 50, for example,...
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