6.11.18_Skp export from rhino still do not export materials(textures and values) unless u recreate them manualy in rhino in rhino.
Pipe line obj-rhino-skp or fbx-rhino-skp requires material recreation!
I already wrote about it before!
Hello - that looks like it is not working here eifher -
https://mcneel.myjetbrains.com/youtrack/issue/RH-50111
thanks,
-Pascal