Patent · US Expired

Rod shaped apatite crystals having a specific length-to-width ratio

US7153482B2 · kind B2 · utility

2Cited by

5References

19Claims

0Family size

Assignee

BASF SE

Inventors

Ralf Noerenberg · Büttelborn, DE
Hans-Josef Sterzel · Schifferstadt, DE
Volker Koch · Reckersdorf, DE

Key dates

Filing date	Jun 30, 2005
Grant date	Dec 26, 2006
Priority date	—
Expiry date	Jun 30, 2025

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC01B25/455
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The rod-shaped apatite crystals of the formula Ca5(PO4)3(OH)xFy have the following features The invention furthermore describes dispersions which contain such rod-shaped apatite crystals, and a process for the preparation of the dispersions or of the apatite crystals.

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