MECHANISM OF SINTERING INHIBITION IN SILICA TREATED IRON-OXIDE RECORDING PARTICLES

被引：3

作者：

OLSEN, KH

机构：

[1] Memory Technologies Research Group,, St. Paul, MN, USA, Memory Technologies Research Group, St. Paul, MN, USA

来源：

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS | 1986年 / 54-7卷

关键词：

CHEMICAL REACTIONS - DATA STORAGE; MAGNETIC; -; Materials; SILICA;

D O I：

10.1016/0304-8853(86)90980-7

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

Silica, added to prevent sintering, preserve acicularity, and increase coercivity also causes a previously unreported loss of magnetic moment. A chemical reaction between SiO//2 and Fe**2** plus to form a new compound (Fe//2SiO//4) is proposed and supported by several analytical techniques.

引用

页码：1691 / 1692

页数：2