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Paint protection film (PPF, also called clear bra, clear film or clear paint film) is a thermoplastic urethane often self-healing film applied to painted surfaces of a new or used car in order to protect the paint from stone chips, bug splatters, and minor abrasions. This film is also used on airplanes, RVs, cell phones, electronics, screens ...
For instance, a system administrator willing to install a later version of a computer program that is being used can schedule that installation to occur when that program is not running. An operating system may automatically install a device driver for a device that the user connects. (See plug and play.) Malware may also be installed ...
The casting process produces a thin gauge film—usually 1- to 2-mil thick. By casting film on a sheet, the film stays in a more relaxed state, resulting in a durable, flexible, conformable and dimensionally stable film that retains color well. These films are ideal for complex surfaces such as vehicles and where a smooth finished look is expected.
Plastic film is a thin continuous polymeric material. Thicker plastic material is often called a "sheet". Thicker plastic material is often called a "sheet". These thin plastic membranes are used to separate areas or volumes, to hold items, to act as barriers, or as printable surfaces.
On the top of photovoltaic cells, the transparent PVF film protects against moisture, while the white-pigmented film is used on their bottom surface. [ 4 ] PVF films are non- adhering to phenolic , acrylic and epoxy resins and can be therefore used as release films , usually in high-temperature processing of these resins .
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The film thickness is selected for level of protection desired and the dimensions of the glass pane. Manufacturers recommend 100 micrometer film (2 ply) for glass up to 3 mm (1/8 in) and 175 micrometer film for glass over 6 mm (1/4 in). These films can be applied for security applications, where a delay of forced entry is desired.
A typical window insulation film kit, consisting of plastic shrink film (folded-up) and a roll of double-sided tape. One commonly used film is a heat-shrink plastic which is attached to the window frame using double-sided pressure-sensitive tape. A hair dryer is used to remove creases and improve optical clarity.