Patents Examined by Catherin S. Kilby Scalzo
  • Fluorine-containing chiral smectic liquid crystals
    Patent number: 5399701
    Abstract: Compounds are provided which comprise a fluorocarbon terminal portion and a chiral hydrocarbon terminal portion, said terminal portions being connected by a central core, said compounds having tilted smectic mesophases or having latent tilted smectic mesophases which develop when said compounds having said latent mesophases are in admixture with said compounds having tilted smectic mesophases or said compounds having latent tilted smectic mesophases.
    Type: Grant
    Filed: July 15, 1993
    Date of Patent: March 21, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Eugene P. Janulis