Glass powder, especially biologically active glass powder, and method for producing glass powder, especially biologically active glass powder

US7905115B2 · kind B2 · utility

Assignee

• Schott AG · DE

Inventors

• Guido Räke · Bingen, DE
• Hildegard Römer · Karben, DE
• Peter Schreckenberg · Bremen, DE
• Jose Zimmer · Ingelheim am Rhein, DE
• Frank Büllesfeld · Frankfurt, DE
• Jorg Fechner · Mainz, DE
• Cevin Czisch · Bremen, DE
• Udo Fritsching · Bremen, DE

Key dates

• Filing date: Dec 21, 2005
• Grant date: Mar 15, 2011
• Expiry date: Feb 14, 2028

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C03C4/0007
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The invention relates to glass powder, especially a biologically active glass powder, which includes a plurality of glass particles and which is characterized by the following features: the glass particles are made up by >90% of non-spherical particles; the geometry of the individual non-spherical particle is characterized by a ratio of length to diameter of 1.1 to 105.