Polyarylene ether compound containing sulfonic acid group, composition containing same, and method for manufacturing those
AssigneeToyo Boseki Kabushiki Kaisha
InventorsYoshimitsu Sakaguchi, Kota Kitamura, Shigenori Nagahara, Masahiro Yamashita, Junko Nakao
Life of this patent
Estimating the term…
Abstract
A polyarylene ether-based compound according to the present invention includes polymer components represented in general formula (1) and general formula (2): wherein Ar indicates a divalent aromatic group, Y indicates a sulfone group or a ketone group, X indicates H or a monovalent cation species, and Ar′ indicates a divalent aromatic group.
Claims39
A polyarylene ether-based compound comprising polymer components represented in general formula (1) and general formula (2):
- wherein Ar indicates a divalent aromatic group, Y indicates a sulfone group or a ketone group, X indicates H or a monovalent cation species, and Ar′ indicates a divalent aromatic group.
A polyarylene ether-based compound which has a structure in that a sulfonic group is introduced to a polyarylene ether-based polymer that includes 52 wt % or higher of a dioxybiphenylene unit (—O-Ph-Ph-O—) in the polymer structure.
Dependencies are inferred from the claim text.