Patent Number: 7,102,853

Title: Negative thermal expansion dielectrics for thermal pole tip protrusion compensation

Abstract: A slider having a magnetic read/write head and including, a base coat, a reader element having a transducer, a writer element, the writer element including at least one conductive coil, the coil being electrically insulated by a composition which has a negative coefficient of thermal expansion, and an overcoat.

Inventors: Macken; Declan (Prior Lake, MN), Thurn; Jeremy Adam (Eagan, MN), Kamarajugadda; Mallika (Edina, MN), Kautzky; Michael Christopher (Eagan, MN)

Assignee: Seagate Technology LLC

International Classification: G11B 5/31 (20060101); G11B 5/17 (20060101); G11B 5/39 (20060101)

Expiration Date: 9/05/02018