... hour cure time. This ink system also works well with transfer printing and spray painting process.Suitable Substrate: ... nubuck, Nylon & Tetoron cloth products,waterproof nylon fabrics, nylon webbing, bag fabrics, PU leather ,PET fiber, PA fiber, etc ... specific working conditions. More tests arerequired to be made with some substrates of specially waterproof treatment. Special additives available ...