Hi all I need to decrease the contact angle while reflowing microlenses.Can somebody suggest a practical way of increasing the hydrophillicity of Si-substrate wrt PR(AZ9260cp). Regards Mohammed Ashraf _________________________________________________________________ 44 Million Items on Sale.What Are you Looking for? http://adfarm.mediaplex.com/ad/ck/4686-26272-10936-377?ck=44MilItems Find it on eBay.in!