Hi and welcome!!
Sigh...I so wish I had an answer for you - but having dealt w/ a cotton coat for about a decade now, I've never ever found anything that truly works...other than brushing at *least* every other day - that's the only thing that works for me.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |