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  2. High-density polyethylene - Wikipedia

    en.wikipedia.org/wiki/High-density_polyethylene

    HDPE is known for its high strength-to-density ratio. [4] The density of HDPE ranges from 930 to 970 kg/m 3. [5] Although the density of HDPE is only marginally higher than that of low-density polyethylene, HDPE has little branching, giving it stronger intermolecular forces and tensile strength (38 MPa versus 21 MPa) than LDPE. [6]

  3. Polyethylene - Wikipedia

    en.wikipedia.org/wiki/Polyethylene

    Polyethylene was first synthesized by the German chemist Hans von Pechmann, who prepared it by accident in 1898 while investigating diazomethane. [12] [a] [13] [b] When his colleagues Eugen Bamberger and Friedrich Tschirner characterized the white, waxy substance that he had created, they recognized that it contained long −CH 2 − chains and termed it polymethylene.

  4. Plastic bottle - Wikipedia

    en.wikipedia.org/wiki/Plastic_bottle

    A water bottle. Worldwide, 480 billions of plastic drinking bottles were sold in 2017 (and fewer than half were recycled). [1] A plastic bottle of antifreeze Large plastic bottles of water. A plastic bottle is a bottle constructed from high-density or low density plastic. Plastic bottles are typically used to store liquids such as water, soft ...

  5. List of bottle types, brands and companies - Wikipedia

    en.wikipedia.org/wiki/List_of_bottle_types...

    This is a list of bottle types, brands and companies. A bottle is a rigid container with a neck that is narrower than the body, and a "mouth". Bottles are often made of glass , clay , plastic , aluminum or other impervious materials, and are typically used to store liquids .

  6. Bottle crate - Wikipedia

    en.wikipedia.org/wiki/Bottle_crate

    Because manufacturers avoid lead-based and cadmium-based pigmentations, in response to legislation and public opinion, they have had to resort to other methods of colouring HDPE crates. In Japan, since the early 1970s, HDPE bottle crates have been pigmented with a variety of perylene , quinacridone , azo condensation, and Isoindoline pigments.

  7. Alpla - Wikipedia

    en.wikipedia.org/wiki/Alpla

    The installed and projected annual recycling capacity worldwide is 266,000 tons of recycled PET (rPET) and 84,000 tons of recycled HDPE (rHDPE). [5] In 2023, the company founded its own recycling division, ALPLArecycling. [6] Since 2016, ALPLA has also been producing cleanroom-certified bottles, containers and closures for the pharmaceutical ...

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