If you get a hold of non-housewrap tyvek, I think it would work well for you.
I have one of these jackets and the material is quite comfy as the ‘stiffness’ keep the material away from your skin pretty well (even in the rain).
Note, this material isn’t as stiff as housewrap, it’s what is commonly called ‘Kite Tyvek'(1443 or 1442)… a number of kite stores have it (Kitebuilder.com, Quest Outfitters, Into the Wind, Hang ’em High). Just steer clear of 1600 series Tyvek, it has microperf holes…