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  2. BoPET - Wikipedia

    en.wikipedia.org/wiki/BoPET

    Metallized boPET film, 32 layers of ~14 μm thickness each. BoPET (biaxially oriented polyethylene terephthalate) is a polyester film made from stretched polyethylene terephthalate (PET) and is used for its high tensile strength, [1] chemical stability, [1] dimensional stability, [2] transparency [1] reflectivity, and electrical insulation. [1]

  3. Film stock - Wikipedia

    en.wikipedia.org/wiki/Film_stock

    All amateur film stocks were safety film, but the use of nitrate persisted for professional releases. Kodak discontinued the manufacture of nitrate base in 1951, and the industry transitioned entirely to safety film in 1951 in the United States and by 1955 internationally. Since the late 1990s, almost all release prints have used polyester film ...

  4. List of photographic films - Wikipedia

    en.wikipedia.org/wiki/List_of_photographic_films

    135-24/36 & 17m/30m, 120, Sheet film Foma: RETROPAN 320 'Soft' 2015-2021: T/P: 320: B&W: Print: Retro 1950s style traditional panchromatic film characterised by a wide range of half tones and 'soft' images. 135 (T base), 120, Sheet film (P base). [61] [62] 120 format from 2018. 135 format was discontinued in 2019. [63] Czech Rep. 135-36, 120 ...

  5. Transparency (projection) - Wikipedia

    en.wikipedia.org/wiki/Transparency_(projection)

    Transparencies can be printed using a variety of technologies. In the 1960s and 70s the GAF OZALID "projecto-viewfoil" used a diazo process to make a clear sheet framed in cardboard and protected by a rice paper cover. [1] In the 1980's laser printers or copiers could make foil sheets using standard xerographic processes. Specialist ...

  6. Plastic film - Wikipedia

    en.wikipedia.org/wiki/Plastic_film

    Polypropylene – Polypropylene can be made a cast film, biaxially oriented film (BOPP), or as a uniaxially oriented film. Polyester – BoPET is a biaxially oriented polyester film. Nylon – BOPA/BON is a Biaxially Oriented Polyamide/Nylon - (Commonly known as Nylon) Polyvinyl chloride – film can be with or without a Plasticizer

  7. Polyethylene terephthalate - Wikipedia

    en.wikipedia.org/wiki/Polyethylene_terephthalate

    E. I. DuPont de Nemours in Delaware, United States, first produced Dacron (PET fiber) in 1950 and used the trademark Mylar (boPET film) in June 1951 and received registration of it in 1952. [27] [28] It is still the best-known name used for polyester film. The current owner of the trademark is DuPont Teijin Films.

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