3M Double Coated Tape 9731-100 is the thinnest version of the 9731. It is a high performance tape developed for applications in rubber or silicone foams.3M Double Coated Tape 9731-100 is a 0.10 mm double sided tape on a clear polyester carrier with silicone adhesive on one side and 3M Hi Performance Acrylic Laminating Adhesive 350 on the other side. The tape has a 0.07 mm polyester liner on the silicone side and a 0.13 mm polycoated kraft paper liner on the acrylic side.