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2. Thermoplastic polyurethane - Wikipedia

   en.wikipedia.org/wiki/Thermoplastic_polyurethane

   [2] [3] TPU is also a popular material found in flexible outer cases of devices like mobile phones and keyboard protectors. [4] TPU is well known for its applications in wire and cable jacketing, hose and tube, in adhesive and textile coating applications, and as an impact modifier of other polymers. [5]

3. Paint protection film - Wikipedia

   en.wikipedia.org/wiki/Paint_protection_film

   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 ...

4. Screen protector - Wikipedia

   en.wikipedia.org/wiki/Screen_protector

   The first screen protector was designed and patented by Herbert Schlegel in 1968 for use on television screens. [1]In 1990s, the CRT screen protectors were used on CRT monitors for anti-glare and anti-radiation purposes.

5. Mobile phone accessories - Wikipedia

   en.wikipedia.org/wiki/Mobile_phone_accessories

   Customized phone cases use custom printing. Different companies have different methods of printing on cases; some utilize sublimation, others Inkjet-printed skins, others dye-sublimation 3D printing methods. Functional cases can integrate external batteries or a USB, bluetooth, or Wifi keyboard and touchpad.

6. List of polyurethane applications - Wikipedia

   en.wikipedia.org/wiki/List_of_polyurethane...

   Industrial Insulation. Rigid polyurethane foam is used in various industries to provide thermal insulation to installations and pipes. In particular, the piping for district heating systems in Europe is primarily insulated using a pre-insulated pipes sandwich assembly composed of a steel heat service pipe, an insulating layer (polyurethane foam) and a polyethylene (PE) casing, which are bonded ...

7. Mobile phone recycling - Wikipedia

   en.wikipedia.org/wiki/Mobile_phone_recycling

   Mobile phone recycling describes the waste management of mobile phones, to retrieve materials used in their manufacture. Rapid technology change, low initial cost, and planned obsolescence have resulted in a fast-growing surplus, which contributes to the increasing amount of electronic waste around the globe.