US 12,245,510 B2
Piezoelectric compositions and uses thereof
Meghna Markanday, Bangalore (IN); Pradeep Singh, Bangalore (IN); Venkata Ramanarayanan Ganapathy Bhotla, Bangalore (IN); and Anshita Sudarshan, Bangalore (IN)
Assigned to SABIC Global Technologies B.V., Bergen op Zoom (NL)
Appl. No. 17/309,958
Filed by SABIC Global Technologies B.V., Bergen op Zoom (NL)
PCT Filed Jan. 7, 2020, PCT No. PCT/IB2020/050091
§ 371(c)(1), (2) Date Jul. 6, 2021,
PCT Pub. No. WO2020/144578, PCT Pub. Date Jul. 16, 2020.
Claims priority of provisional application 62/789,145, filed on Jan. 7, 2019.
Prior Publication US 2022/0069195 A1, Mar. 3, 2022
Int. Cl. H01L 41/18 (2006.01); C08K 3/013 (2018.01); C08K 3/22 (2006.01); C08K 5/053 (2006.01); C08L 27/16 (2006.01); H10N 30/092 (2023.01); H10N 30/098 (2023.01); H10N 30/85 (2023.01)
CPC H10N 30/852 (2023.02) [C08K 3/013 (2018.01); C08K 3/22 (2013.01); C08K 5/053 (2013.01); C08L 27/16 (2013.01); H10N 30/092 (2023.02); H10N 30/098 (2023.02); C08K 2003/2237 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A piezoelectric composite comprising a piezoelectric additive, a polymeric matrix, and 3 wt. % to 30 wt. % of a polyol based on the total weight of the piezoelectric composite;
wherein the piezoelectric composite is mechanically flexible film; and
wherein the polymeric matrix comprises a polyvinylidene difluoride (PVDF) polymer.