Question about DECtape formulation

[Sytse van Slooten]

The other thing on my mind is, high end audio tape from the same period had a coating to reduce static electricity. But that would be on the rear side.

> On 24 Jan 2022, at 20:09, Chris Zach via cctalk <cctalk at classiccmp.org> wrote:
> 
> It sounds more like some sort of sprayed-on coating of some sort of abrasion-resistent material.  It might well be porous, which would be a possible explanation for the oxide coming off when rubbed with solvent.
>> 	paul
> Is it possible we're looking at something called "dirt"?
> 
> C