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low density polyethylene structure pdf
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Low Density Polyethylene (LDPE) is characterized by its branched chain structure, which results from its free-radical polymerization process. This branching prevents the polymer chains from packing closely in a regular array, thereby giving LDPE its low density compared to other types of polyethylene, like High Density Polyethylene (HDPE). The branches in LDPE can be long or short, and their size and frequency significantly impact the material's properties, including flexibility, strength, and clarity. The structure of LDPE accounts for its common uses in applications that require flexibility and resilience, such as plastic bags, containers, and tubing. Understanding the structure of LDPE is essential for optimizing its production and improving its properties for specific applications.
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