In response to the baldwin clear coat a commercial paint stripper will remove the urethane coating.
How to touch up clear coat on door handles.
Dry the paint with clean towels.
If a door or fender panel needs clear coat mask off the seam of the panel.
If the clear coat damage is confined to a local area wash the area removing all oil dirt and wax.
Good luck with your project.
I put a piece of painter s tape around each knob to ensure this wouldn t happen.
Mine held up well something i would attribute to having roughened up the hardware by sanding first.
I reinstalled the door hardware being careful to not scratch the knobs as i screwed them in.
I use a much more caustic stripper with the viscosity of water.
I didn t see where you said you d sprayed a clear coat on your doorknobs so this may be something for you to consider and test for longevity of the finish.
Spray a total of three coats of clear coat.
Use plumber s blue tape and masking paper to mask off the area to be repaired.
Clear dewaxed shellac is the safest option because it sticks to almost all finishes and most finishes stick to it so using that gives you the option of refinishing the whole door later.
Spray a coat of clear coat onto the car door handles.
After refinishing your old door hardware you might notice that some of the paint in the middle of the screw heads might have come off when you installed them.
Jasco or a similar product.
You could certainly try a clear coat.
Cover door handles keyholes door guards and trim pieces.
Remove the masking tape from the edges of the car door handles.
Ultraviolet light slowly degrades the outer layer of paint protection burning it white and rough.
Start with something rougher and work your way progressively to a higher grit smoother.
It wouldn t hurt and might help.