作者: Gerald R. A. Hofmann , Duane D. Fansler , Narina Y. Stepanova , Mitchell T. Johnson , Erin A. Meulners
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摘要: An antimicrobial film-forming composition, an film, and a method of verifying the presence film. The composition can include no greater than 10 weight percent polyvinyl alcohol, from 0.05 to 15 polyhexamethylene biguanide, 0.001 quaternary ammonium compound, water or water-based solvent. form water-soluble, biocidal film that includes 98 1 each biguanide compound. applying comprising indicator dye surface, drying triggering trigger verify