C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 37/02 (2006.01) B23K 35/36 (2006.01) H01C 1/14 (2006.01) H01C 7/02 (2006.01) H01C 17/28 (2006.01)
Patent
CA 2078178
The invention provides a method of soldering a conductor on to a ceramic resistor body having a positive temperature coefficient, said method employing a soldering flux which is free of organic compounds having a high molecular weight. Preferably, the soldering flux comprises an aqueous solution of zinc chloride and hydrazine hydrochloride. The inventive method reduces the risk of explosion of soldered PTCs.
Bc Components Holdings B.v.
Fetherstonhaugh & Co.
N.v. Philips Gloeilampenfabrieken
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