Has someone suggested a conductive pen?  It contains silver ink.
Cost about US$15.00 here.  I can't remember the brand.  Give me a buzz
if you want to use this solution, and I will try to schedule a trip
down to the electronics shop to check it up.

Ling SM

>> I'm looking for a small quantity of conductive coating to
>> repair a rubber membrane keypad.  I got some oil between
>> the rubber membrane and the PC board.  Alcohol cleaned off
>> the oil just fine.  But my overly vigorous scrubbing with
>> a Q-tip also removed the conductive coating on a few keys.