反应详情

Non-limiting further examples of pressure sensitive adhesives useful with the present invention include those adhesives described in U.S. Pat. No. Re. 24,906 (Ulrich); U.S. Pat. No. 2,973,826; U.S. Pat. No. Re. 33,353; U.S. Pat. Nos. 3,389,827; 4,112,213; 4,310,509; 4,323,557; 4,732,808; 4,917,929; and 5,296,277 (Wilson et al.) and European Publication 0 051 935, the disclosures of which are incorporated by reference herein. A presently preferred adhesive is an acrylate copolymer pressure sensitive adhesive formed from a 90/10 weight percent monomer ratio of 2-methylbutyl acrylate/acrylic acid in a 65/35 heptane/acetone solvent system (39-41% solids) and having an inherent viscosity of about 0.7-0.85 dl/g.