Antimicrobial, anti-inflammatory, wound-healing and disinfecting glass and use thereof

US7166549B2 · kind B2 · utility

Assignee

• Schott AG · DE

Inventors

• Jorg Fechner · Mainz, DE
• Jose Zimmer · Ingelheim am Rhein, DE

Key dates

• Filing date: Aug 17, 2002
• Grant date: Jan 23, 2007
• Expiry date: Nov 16, 2022

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2996
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to an antimicrobial, anti-inflammatory and disinfecting glass, whereby the glass comprises: 30–95 wt. % SiO2,0–40 wt. % Na 2O, 0–40 wt. % K2O, 0–40 wt. % Li2O, 0–35 wt. % CaO, 0–10 wt. % MgO, 0–10 wt. % Al2O3, 0–15 wt. % P2O5 wt. % B2O3?, 0–10 wt. % NaF, 0–10 wt. % LiF, 0–10 wt. % KF, 0–10 wt. % CaF2, 0–5 wt. % Ag2O, 0–10 wt. % MgF2,0–2 wt. % Fe2O3and 0–10 wt. % XJy, where X═Li, Na, K, Rb, Cs, Be, Mg, Ca, Sr, Ba, Ag or Zn and y=1 or y=2 and the sum of XJy> is 10 ppm.