Why PDMS doesn't crosslink sometimes????

I am trying to fabricate a thin film structure of PDMS on a glass slide. I diluted PDMS (0.5 gm) with 5 ml Hexane and add the hardener (0.05 gm) in it. Sonicated it for 5 min, spin-coated a thin...

05 October 2020 1,604 4 View