Patent · US Expired

Side-chain mesomorphic polymers derived from 1-(phenyl)-2-(4-cyanophenyl)-ethane

US4824923A · kind A · utility

2Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1987
Grant dateApr 25, 1989
Priority date
Expiry dateSep 29, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/3617
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

In a family of side-chain homopolymers of the polyacrylate type derived from 1-(phenyl)-2-(4-cyanophenyl)-ethane and exhibiting one or a number of mesophases, the polymer in accordance with the invention corresponds to the following general chemicals formula: ##STR1## where x indicates the degree of polymerization and 2.ltoreq.n.ltoreq.15.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.