[EN] LYOTROPIC LIQUID CRYSTAL SYSTEMS BASED ON BISACENAPHTHOPYRAZINOQUINOXALINE DERIVATIVES AND METHODS OF MAKING [FR] SYSTÈMES DE CRISTAUX LIQUIDES LYOTROPES BASÉS SUR DES DÉRIVÉS DE BISACÉNAPHTOPYRAZINOQUINOXALINE ET LEURS PROCÉDÉS DE FABRICATION
[EN] LYOTROPIC LIQUID CRYSTAL SYSTEMS BASED ON BISACENAPHTHOPYRAZINOQUINOXALINE DERIVATIVES AND METHODS OF MAKING [FR] SYSTÈMES DE CRISTAUX LIQUIDES LYOTROPES BASÉS SUR DES DÉRIVÉS DE BISACÉNAPHTOPYRAZINOQUINOXALINE ET LEURS PROCÉDÉS DE FABRICATION
LYOTROPIC LIQUID CRYSTAL SYSTEMS BASED ON BISACENAPHTHOPYRAZINOQUINOXALINE DERIVATIVES AND METHODS OF MAKING
申请人:Zheng Shijun
公开号:US20110026117A1
公开(公告)日:2011-02-03
A family of bisacenaphthopyrazinoquinoxaline derivatives of formula (I) and (II) is disclosed. These compounds are capable of forming liquid crystal systems that can produce optically isotropic or anisotropic films with desirable optical properties: (I), (II) wherein Ri, R2, Rs, R4, R5 and R& are each independently selected from —H, —SO
3
M, —OH, —NH
2
, —Cl, —Br, —I, —NO
2
, —F, —CF
3
, —CN, —COOH, —CONH
2
, alkyl, aryl, alkynyl, alkenyl, alkoxyl, alkylamino, phenoxyl, and phenylamino groups; M is one or more counter ions; j is the number of counter ions associated with the compound; and n is an integer in the range of 1 to S.