Patent · US Active

Heat ray shielding particles, heat ray shielding particle dispersion liquid, heat ray shielding particle dispersion, heat ray shielding particle dispersion laminated transparent base material, infrared ray absorbing transparent base material, and method of producing heat ray shielding particles

US10787581B2 · kind B2 · utility

0Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 13, 2015
Grant dateSep 29, 2020
Priority date
Expiry dateMay 22, 2036

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/60
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Heat ray shielding particles are provided that are composite tungsten oxide particles having a hexagonal crystal structure represented by a general formula LixMyWOz, wherein the element M in the general formula is one or more kinds of elements selected from alkaline earth metals and alkali metals other than lithium, 0.25≤x≤0.80, 0.10≤y≤0.50, and 2.20≤z≤3.00.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.