	US 11,851,572 B2
	Thermal cure dielectric ink
Robert G Swisher, Pittsburgh, PA (US); and Christianna M Petrak, Brackenridge, PA (US)
Assigned to LIQUID X PRINTED METALS, INC., Pittsburgh, PA (US)
Filed by Liquid X Printed Metals, Inc., Pittsburgh, PA (US)
Filed on Mar. 3, 2020, as Appl. No. 16/807,286.
Claims priority of provisional application 62/927,991, filed on Oct. 30, 2019.
Claims priority of provisional application 62/814,996, filed on Mar. 7, 2019.
Prior Publication US 2020/0283653 A1, Sep. 10, 2020
Int. Cl. C09D 11/52 (2014.01); C09D 11/36 (2014.01); C09D 11/14 (2006.01); C09D 11/106 (2014.01); B41M 5/00 (2006.01); B41M 5/50 (2006.01); H05K 1/03 (2006.01); C08K 3/36 (2006.01); C08K 3/34 (2006.01); C08K 3/22 (2006.01)

CPC C09D 11/52 (2013.01) [B41M 5/0023 (2013.01); B41M 5/502 (2013.01); C09D 11/106 (2013.01); C09D 11/14 (2013.01); C09D 11/36 (2013.01); H05K 1/038 (2013.01); C08K 3/346 (2013.01); C08K 3/36 (2013.01); C08K 2003/2227 (2013.01); C08K 2003/2272 (2013.01); C08K 2201/005 (2013.01); C08K 2201/011 (2013.01); H05K 2201/0209 (2013.01)]

19 Claims

1. A dielectric coating composition comprising:

2-15 wt. % of an aqueous binder selected from the group consisting of a polyvinyl alcohol, a cellulose, and a hydrogel;

1-15 wt. % of an inorganic nanoparticle, wherein the inorganic nanoparticle is selected from the group consisting of SiO₂, Al₂O₃, TiO₂, ZrO₂, nanoclay, and a combination thereof; and

an aqueous solvent,

wherein the aqueous binder and inorganic nanoparticle are added as 50:50 wt. % to 90:10 wt. % of aqueous binder:inorganic nanoparticle.