Biodegradable copolyester, molded article produced therefrom and process for producing the molded article
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United States of America Patent
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Jan 14, 1997
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N/A
app pub date -
May 5, 1995
filing date -
Sep 9, 1993
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Abstract
A biodegradable copolyester having an average molecular weight of at least 50,000 produced by copolymerizing a lactic acid component as the main component with PEG, an aliphatic polyester or a sulfo group-containing ester-forming compound, a molded article produced using it, such as a conjugate fiber, and a process for producing the molded article.
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