DOW backing layer films for transdermal drug delivery keep out moisture, oxygen, and contaminants while remaining soft, flexible, and nonirritating.
DOW backing layer films for transdermal drug delivery keep out moisture, oxygen, and contaminants while remaining soft, flexible, and nonirritating. Film composition is based on a balance of chemical resistance, flex and comfort properties, and oxygen and moisture-barrier characteristics. The four or five-layer films are thin, heat sealable, printable, and machinable. Dow Chemical Co., 2040 Dow Center, Midland, MI 48674, (800) 441-4369.