• ester copolymer (polyester) group of polymers that are among S. Terry (-O • CO-) in the repeat unit is a polymer used in a wide variety such use. Plastic water bottles, fibers, films, coatings and rubber polymers, etc. Examples in this group include ethylene copolymer Terephthalic acid. Butylene copolymer of Terephthalic acid. And a liquid crystal polymer types.
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