Patent · US Active

Bioactive glass compositions

US11878940B2 · kind B2 · utility

0Cited by

2References

16Claims

0Family size

Assignee

CORNING INCORPORATED · US

Inventors

Qiang Fu · Beijing, CN
Qing Zhou · Tangxia, CN

Key dates

Filing date	Aug 13, 2020
Grant date	Jan 23, 2024
Priority date	—
Expiry date	Jul 10, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C2201/54
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A silicate-based glass composition includes: 50-70 wt. % SiO2, 0.01-10 wt. % P2O5, 10-30 wt. % Na2O, 0.01-10 wt. % CaO, 0.01-10 wt. % MO, and 15-30 wt. % R2O, such that MO is the sum of MgO, CaO, SrO, BeO, and BaO, and R2O is the sum of Na2O, K2O, Li2O, Rb2O, and Cs2O.

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