US 12,448,526 B2
Conjugated polymer compositions, articles thereof, and methods thereof
Vijaykumar Ijeri, Mumbai (IN); Stephen P. Gaydos, St. Louis, MO (US); Patrick J. Kinlen, Fenton, MO (US); Sathiyanarayanan Sadagopan, Karaikudi (IN); Arunchandran Chenan, Kasaragod (IN); and Jeyaram Ramachandran, Karaikudi (IN)
Assigned to THE BOEING COMPANY, Arlington, VA (US)
Filed by THE BOEING COMPANY, Chicago, IL (US)
Filed on Aug. 20, 2021, as Appl. No. 17/407,877.
Claims priority of provisional application 63/089,436, filed on Oct. 8, 2020.
Prior Publication US 2022/0112380 A1, Apr. 14, 2022
Int. Cl. C09D 5/08 (2006.01); C09D 7/43 (2018.01); C09D 7/61 (2018.01); C09D 7/63 (2018.01); C09D 163/00 (2006.01)
CPC C09D 5/082 (2013.01) [C09D 7/43 (2018.01); C09D 7/61 (2018.01); C09D 7/63 (2018.01); C09D 163/00 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A composition comprising:
an epoxy;
a hardener comprising an amino hardener or an amido hardener;
a polyaniline;
a dopant selected from a triazolyl, a thiazolyl, a quinolinyl, a glycolate, or combination(s) thereof, wherein a combination of the polyaniline and the dopant form a first pigment, the first pigment comprising 6 wt % or less of the composition, the composition comprising a pigment volume concentration of the first pigment in an amount of about 1% to about 25%; and
a second pigment selected from titanium dioxide, silica, talc, mica, aluminium stearate, or combination(s) thereof,
wherein the composition comprises a volume solids of about 70% or greater, based on the total volume of the composition.