Patent ID: 6703132
Filing Date: 2004-03-09
Classification: B81C,G01F,G01L,G01N,G01P,Y10T

Abstract:
A magnetoresistance sensor element comprising:a sensor substrate; and a sensing portion comprising slender wires supported by the sensor substrate, wherein the surface of the sensing portion is covered with a film of a cured silicon polymer, the silicone polymer of the cured silicon polymer film is represented by the following general formula R1, R2, and R3, which may be the same or different, are selected from the group consisting of an aryl, hydrogen, an aliphatic alkyl, a hydroxyl, a trialkylsilyl, and a functional group having an unsaturated bond, l, m, and n are integers and l+m+n&gE;1, and the silicone polymer has a weight average molecular weight of not less than 1000.