Patent · US Expired

Polyacetylenic compositions

US4603187A · kind A · utility

7Cited by
1References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 11, 1985
Grant dateJul 29, 1986
Priority date
Expiry dateMar 11, 2005

Classification

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

Abstract

This invention provides a novel class of polyacetylenic compositions. Illustrative of the invention is a liquid crystalline polymer characterized by the repeating unit: ##STR1## In the form of an optically transparent substrate, the polymer exhibits exceptional nonlinear third-order susceptibility effects.

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