Biobased polyesters
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United States of America Patent
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Apr 9, 2013
Grant Date -
Nov 24, 2011
app pub date -
Jun 16, 2010
filing date -
Jun 16, 2009
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Abstract
The present invention relates to polyesters prepared from benzene, cyclohexene and cyclohexane compounds having carboxylic acid groups at the 1 and 4, and optionally the 2, positions, such as terephthalic acid or dimethyl terephthalates, and alkylene glycols, such ethylene glycol or 1,4-butane diol. The invention also relates to processes for preparing such polyesters. The invention also relates to such polyesters derived from starting materials derived from renewable resources.
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