US 12,459,832 B2
Moderately dispersed nano Dy2O3
Szu Hwee Ng, Singapore (SG); and Suzi Deng, Singapore (SG)
Assigned to NEO Performance Materials (Singapore) PTE. LTD., Singapore (SG)
Appl. No. 17/770,989
Filed by Neo Performance Materials (Singapore) Pte. Ltd., Singapore (SG)
PCT Filed Oct. 23, 2020, PCT No. PCT/IB2020/000904
§ 371(c)(1), (2) Date Apr. 21, 2022,
PCT Pub. No. WO2021/079193, PCT Pub. Date Apr. 29, 2021.
Claims priority of provisional application 62/925,160, filed on Oct. 23, 2019.
Prior Publication US 2022/0388857 A1, Dec. 8, 2022
Int. Cl. C01F 17/206 (2020.01); C01F 1/00 (2006.01)
CPC C01F 17/206 (2020.01) [C01F 1/00 (2013.01); C01P 2004/62 (2013.01); C01P 2006/80 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A composition comprising non-agglomerated, moderately dispersed Dy2O3 particles having regular morphology and lateral size ranging from about 10 nm to 1 μm, wherein “moderately dispersed” means Dy2O3 particles having a polydispersity index value of from 0.1 to 0.4.