Inventor
KALTBEITZEL ANKE
DE7 patents
Patents
7 patentsUS5334328AAug 2, 1994
Chiral azetidinone derivatives, and their use as dopes in liquid-crystal mixtures
HOECHST AG24 citations89
US5707545AJan 13, 1998
Chiral oxiranylmethyl ethers, and their use as dopants in liquid-crystal mixtures
HOECHST AG7 citations73
US5373380ADec 13, 1994
Ferroelectric liquid crystal display with liquid crystal mixtures having high spontaneous polarization and short helical pitch and alignment layers containing lipophilic or amphiphilic compounds
HOECHST AG10 citations73
US5333075AJul 26, 1994
Ferroelectric liquid crystal mixtures containing lipohilizing, lipophilic or amphiphilic compounds for eliminating ionic impurities
HOECHST AG8 citations73
US5562859AOct 8, 1996
2-fluoropyrazines process for their preparation, and their use in liquid-crystalline mixtures
HOECHST AG11 citations72
US5445763AAug 29, 1995
3-fluoropyridines, process for their preparation, and their use in liquid-crystal mixtures
HOECHST AG19 citations72
US5849216ADec 15, 1998
Compounds for use in liquid-crystal mixtures
HOECHST AG5 citations61