Main > PHARMA. > Drug Delivery > TransDermal Delivery > Patch > Adhesive Layer > Poly(Isobutylene) Compn

Product USA. B

PATENT ASSIGNEE'S COUNTRY USA
UPDATE 09.99
PATENT ASSIGNEE Bertek
PATENT CLAIMS System comprising in order from skin outwards
(a) Liner layer (removed from patch before application to skin)
(b) Adhesive layer contg drug comp., polyisobutene (I), plasticizer (II); (II)/(I) < 0.8 & filler (> 5%)
(c) Backing layer
PATENT PHOTOCOPY Available on request

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