... .Function:waterproof 5.Application:leather [Product introduction ]Performance: DTM-648 is a solvent fluorinated resin, dissolved in ethyl ... feel, breathability).Listing: when the leather is treated with DTM-648, it can achieve appropriate product quality and performance ... on solubility and waterproof, anti-oil performance of the DTM-648. Compatibility, solubility and operability of any proposed ...