Smart film
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Smart film, also called Switchable film, is a LCD product which is capable to adjust light between a transparent and a opaque state with AC power. Due to moisture sensitivity, earlier stage of the film was only used to make smart glass by glass lamination. With continduely improvement in moisture resistance, new (3rd) generation of the film can be directly installed on existing windows with Day-Light-Curable glue or self-adhesive. It combines many functions together, such as light adjustment, UV and infrared blocking, advertising and security.
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[edit] Technology of Smart Film
Polymer Dispersed Liquid Crystals (PDLCs)
1. When the smart film power is off, the liquid crystal molecules in microdroplets are in disorder, which makes light be unable to penetrate the film, and now it is in an opaque state.
2. When the smart film power is on, the liquid crystal molecules in microdroplets are in order, which makes light penetrate the film, and now it is a transparent film.
[edit] Application of Smart Film
[edit] Electric curtain
Environmental and energy-saving for green building material. It uses transparent or haze temperature control film, makes the smart film a haze state when the indoor temperature is high, when the light reduces, the smart film is in a translucent state; when the light is weak, the smart film is in a transparent state.
[edit] Projection screen
smart film can be used as a switchable projection screen on a store window for advertising. 3G smart film is good for both front and rear projection and projected images can be viewed from both sides.
[edit] Multi-function
- Combines touch IR and control by voice commands and the product to give customers more choice.
- Combines full color LED tube
- Combines laser membrane and many translucent printing membranes.
- Combines the projector, effect of suspended particulate as transparent state.
- Combines multiple movies and advertise to appear in transparent glass.
- Combines with control system; upon all function can be used with smart film.
[edit] Examples of use
In the office
- Applied to glass compartment of Chief’s Office. When the glass of meeting room is transparent, one can see the outside of the room, and when it is nontransparent it can be used as the screen and white plate for projector.
- Energy-saving function of glass curtain wall
Indoor decoration of up-scale residence: Lighting Cover glass curtain, sunshine house, living room and bathroom compartment, embody host’s outstanding taste. The glass is in mist state when out of use, which will well protects your privacy, and when it turns to transparent, one may fully soaked in sunshine.
Product display and commercial advertisement: Glass display window, protect the products when it is nontransparent, and may used for projector to introduce products, while when it is transparent, it may be used for store advertising. Using 3G smart film or 3G switcahble film for advertising on store windwos in malls are getting more and more papular now.
Use for special occasions
- Glass door of Rest Room is nontransparent when out of use, and immediately turn to mist state when the door is closed.
- Glass floor and stairs on the second floor, appear in mist when there is someone walking on, otherwise they are transparent
- Purpose in secret space in hospital: windows of Infant Room and Intensive Care Unit, which replaces curtains to reduce dust and noise.
- Purpose in dust-free room: Applied to dust-free room and cleaning room, you may use smart film to switch between transparent and nontransparent, and it can reduce inconveniences for customers to wear dust-free clothes passing in and out of the room.
