Polylactic acid-polyalkylene glycol copolymer with fast crystallization rate and composition comprising the same
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United States of America Patent
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Aug 30, 2016
Grant Date -
Apr 10, 2014
app pub date -
Oct 1, 2013
filing date -
Oct 4, 2012
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Abstract
The provided are a polylactic acid-polyalkylene glycol copolymer and a composition comprising the same which have excellent crystallization rate, wherein the polylactic acid-polyalkylene glycol copolymer is prepared by melt-reacting polylactic acid with polyalkylene glycol of which one end group is substituted with a functional group and has improved eco-friendliness, injection moldability, and excellent heat resistance which makes it to be suitably applied to various molded articles requiring great heat resistance, such as disposables, kitchen utensils and containers, electric-electronic parts and automobile parts.
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