Hitachi Chemical Company, Ltd.

Satoshi Asaka

Hiroshi Matsutani

Nanako Mizuguchi

Katsuya Maeyama

Misao Inaba

Yohei Ishikawa

Keiko Kudoh

A polyketone composition includes: (A) a polyketone having, in a main chain, a structural unit represented by the following Formula (I); and (B) an epoxy compound. In Formula (I), X represents a bivalent group that has from 1 to 50 carbon atoms and that may have a substituent group, Y represents a bivalent hydrocarbon group that has from 1 to 30 carbon atoms and that may have a substituent group, and n represents an integer from 1 to 1500. 

Polyketone composition including epoxy compound, cured polyketone, optical element, and image display device

An aromatic polyketone including, in a structural unit, at least one alicyclic skeleton and at least one carbon atom bound by two rotatable single bonds, or an aromatic polyketone including a structural unit represented by the following Formula (1), the following Formula (2), or the following Formula (4), and a structural unit represented by the following Formula (5) is provided. 

Aromatic polyketone, method of producing the same, aromatic polyketone composition, aromatic polyketone film, optical element, and image display apparatus

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Chikusei, Japan

Satoshi Asaka