What is the contact angle of water-oil interface on PDMS surface? Water being the droplet?

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Zhenjiang Yu

I think it is. Contant angle test is also used In the characterization of UF membrane The contact angle refers to the water angle of the water-air interface.

Best wishes!

Zhenjiang

E.H. Ooi

Thank you. What I actually meant was what is the contact angle for a water droplet on PDMS surrounded by oil?