发明授权
US5122613A Fluorinated N,N-bis-imides 失效
氟化N,N-双酰亚胺

Fluorinated N,N-bis-imides
摘要:
This invention relates to novel fluorinated N,N-bis-imides of the formula ##STR1## wherein R is a bivalent radical of the formula ##STR2## The compounds are particularly useful as monomers in the preparation of high performance polymer.
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