US Patent No. 10,893,578

COMPOSITION FOR FORMING A HEATING ELEMENT AND METHOD OF PREPARING THE COMPOSITION


Patent No. 10,893,578
Issue Date January 12, 2021
Title Composition For Forming A Heating Element And Method Of Preparing The Composition
Inventorship Haengdeog Koh, Hwaseong-si (KR)
Hajin Kim, Hwaseong-si (KR)
Minjong Bae, Yongin-si (KR)
Doyoon Kim, Hwaseong-si (KR)
Seyun Kim, Seoul (KR)
Jinhong Kim, Seoul (KR)
Soichiro Mizusaki, Suwon-si (KR)
Changsoo Lee, Seoul (KR)
Assignee SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do (KR)

Claim of US Patent No. 10,893,578

1. A composition for forming a heating element, comprising:a matrix particle and an ionically charged coating layer disposed on a surface of the matrix particle;
a composite filler; and
a solvent,
wherein the composite filler comprises a core and a coating layer disposed on the core,
the core comprises a nanosheet filler, and
the composition has a pH in a range of about 5 to about 9, and
wherein the coating layer disposed on the core has a bilayer structure comprising a first polymer layer disposed on the nanosheet filler and a second polymer layer disposed on the first polymer layer.