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3M™ CoTran™ 9720 Polyethylene Film
This polyethylene monolayer film has a long history of use in commercial skin contact products, including drug-in-adhesive transdermal systems. Heat-sealable and printable, it has a matte finish on both sides. Details (PDF, 54KB)
3M™ CoTran™ 9701 Polyurethane Film
This backing is a soft, conformable polyurethane that provides moderate moisture vapor transmission properties. The film is provided with a carrier liner for easy handling during manufacturing. Details (PDF, 183KB)
3M™ CoTran™ 9726 Ethylene Vinyl Acetate Film
The presence of two percent vinyl acetate in this CoTran backing can improve chemical compatibility and stability in particular formulations. It is also especially flexible and has a matte finish on both sides. Details (PDF, 54KB)
Other 3M CoTran Backings
3M™ CoTran™ 9706 Membrane Details (PDF, 107KB)
3M™ CoTran™ 9715 Membrane Details (PDF, 107KB)
3M™ CoTran™ 9716 Membrane Details (PDF, 170KB)
3M™ CoTran™ 9719 Backing Details (PDF, 185KB)
3M™ CoTran™ 9700 Polyurethane Backing
This backing is a soft, conformable, melt-blown polyurethane nonwoven that has mulitdirectional stretch properties. The beige product is supplied with a carrier for easy handling during manufacturing. Details (PDF, 170KB)
3M™ Scotchpak™ 9732
This translucent laminate consists of an ethylene vinyl acetate heat seal layer and a layer of polyester. The laminate is translucent, occlusive and heat sealable. The 3M proprietary lamination process does not use solvents or adhesives, minimizing potential for drug and/or excipient interactions. Details (PDF, 181KB)
3M™ Scotchpak™ 9733
This translucent laminate consists of a medium density polyethylene/EVA heat seal layer and a layer of polyester. The laminate is translucent, occlusive and heat sealable. The 3M proprietary lamination process does not use solvents or adhesives, minimizing potential for drug and/or excipient interactions. Details (PDF, 181KB)
3M™ Scotchpak™ 9736
This laminate consiste of pigmented polyethylene and aluminum vapor coated polyester. The 3M propietary lamination process does not use solvents or adhesives, minimzing potential for drug and/or excipient interactions. Details (PDF, 22.6KB
3M™ Scotchpak™ 1109
This laminate consists of pigmented polyethylene and aluminum vapor coated polyester. The 3M proprietary lamination process does not use solvents or adhesives, minimizing potential for drug and/or excipient interactions. Details (PDF, 164KB)
3M™ Scotchpak™ 9723
This laminate is a combination of a pigmented polyethylene layer and a layer of polyester. It is light tan in color, providing a sheer, discrete cover desirable in some formulations. Details (PDF, 181KB)
3M™ Scotchpak™ 9730
A multilayered backing consisting of a tan pigmented polyethylene, an aluminum vapor coated polyester and an ethylene vinyl acetate copolymer heat-seal layer. It provides a highly occlusive barrier for use with volatile formulations while also offering the option of a heat-sealable film. Details (PDF, 186KB)
3M™ Scotchpak™ 9735
This film is a translucent laminate consisting of a polyethylene heat seal layer and a polyester layer, an option to consider when ethylene vinyl acetate copolymers are not compatible with the drug formulation. Details (PDF, 181KB)
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