Dinitrol 538 PLUS One-Step-Primer black

"Dinitrol 538 Plus
One-step primer for window bonding with
Polyurethanes. Solvent-based, physical and
chemically drying black primer that adheres
between glass / ceramic and the window adhesive
ensures and also serves as UV protection.
The product can be used without prior application of glass adhesive cleaner
be used."