The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 1986
Filed:
Mar. 13, 1985
Applicant:
Inventors:
Assignee:
Thomson-CSF, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ; C07C / ;
U.S. Cl.
CPC ...
25229964 ; 2522995 ; 560 62 ; 560 65 ; 560 73 ; 560108 ; 560 98 ; 3503 / ;
Abstract
The invention relates to a group of organic compounds of the 1-(4-hydroxyphenyl)-2-(4'-trifluoromethylphenyl)-ethane ester type having a mesomorphous phase of the smectic A type, to the mixtures obtained from said compounds, as well as to the process for producing the molecules of said group. The compound according to the invention is in accordance with the general chemical formula: ##STR1## whereby n can be between 1 and 15.