Termotropic liquid-crystalline aromatic polyester from hydroquinone/substituted hydroquinone mixture
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United States of America Patent
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Jan 15, 1991
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N/A
app pub date -
May 30, 1989
filing date -
Oct 9, 1987
priority date (Note) -
Expired
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Abstract
Thermotropic liquid-crystalline aromatic polyesters processable in the molten state, comprising units derived from at least one dicarboxylic aromatic acid and from mono- and di-substituted (1-phenyl-ethyl)-hydroquinones in admixture with hydroquinone, and/or hydroquinones substituted with halogen or alky, aryl or cycloalkyl groups.
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