Intellectual Property India Publishes Patent Application for Novel Polythiophene/Polyanion Compositions

MUMBAI, India, Aug. 17 -- Intellectual Property India has published a patent application (202617083870 A) filed by Agfa-Gevaert Nv on July 08, 2026, for Novel Polythiophene/Polyanion Compositions.

Inventors include Herckens, Roald; and Loccufier, Johan.

The application for the patent was published on August 14, 2026, under issue no. 33/2026.

Abstract: A polythiophene/polyanion composition comprising: i) an oligo- or polythiophene obtained by the polymerization of a monomer according to Formula (I), and wherein A represents a substituted or unsubstituted C1 to C5 alkylene bridge, ii) a polyanion obtained by the polymerization of at least one monomer according to Formula (II), wherein R1 is selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkaryl group and a substituted or unsubstituted aryl or heteroaryl group; K is selected from the group consisting of a substituted or unsubstituted alkylene group, an ether group, an ester group, a substituted or unsubstituted amide group, a substituted or unsubstituted alkenylene group, a substituted or unsubstituted alkynylene group, a substituted or unsubstituted aralkylene group, a substituted or unsubstituted alkarylene group and a substituted or unsubstituted arylene or heteroarylene group; L is selected from the group consisting of a substituted or unsubstituted alkylene group, a substituted or unsubstituted alkenylene group, an amine group, an ether group, a thioether group, a substituted or unsubstituted alkynylene group, a substituted or unsubstituted aralkylene group, a substituted or unsubstituted alkarylene group and a substituted or unsubstituted arylene or heteroarylene group; R2 and R3 are independently selected from the group consisting of hydrogen and a substituted or unsubstituted alkyl group; m represents 0 or 1; n is an integer from 1 to 10 000; and wherein the amount of monomer according to Formula (II) in the polyanion is from 0.1 to 20 mol %, relative to the total amount of monomers.

Disclaimer: Curated by HT Syndication.