Has anyone ever used this stuff for an overprint varnish? I could do with varnishing something to stop it scuffing. It says on the site it can be used for screen printing but I have visions of it perma clogging my screen.
http://www.liquitex.com/techniques/fabricpainting/ (recommended towards the bottom of page.)
Archival Permanent Varnish - Liquitex
Is it something I'd need to mix with retarder or is that just stupid?