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Thermally Irreversible Photochromic Liquid Crystal Polymers
Author(s) -
Cabrera Ivan,
Dittrich Achim,
Ringsdorf Helmut
Publication year - 1991
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199100761
Subject(s) - photochromism , polymer , materials science , liquid crystal , optical storage , polymer chemistry , thermal stability , polymer science , chemical engineering , photochemistry , organic chemistry , composite material , chemistry , nanotechnology , optoelectronics , engineering
In the dark, both photochromic forms of co‐polymer 1 (R = H, CH 3 ; R 1 = CN, OCH 3 ) are indefinitely stable at room temperature. In combination with their mesomorphic properties, this stability makes these materials interesting for optical information storage.