Patent ID: 7396395

Claim:
A composition of a water-repellent agent comprising: a solvent being water; a solute dissolved in water and having isocyanate-acryl with a concentration in a range of 10˜40 grams per liter of the water-repellent agent; non-ionic fluoro-acryl with a concentration in a range of 80˜150 grams per liter of the water-repellent agent; 4,4-diphenylmethane diisocyanate with a concentration in a range of 5˜12 gram in per liter of the water-repellent agent; zinc acetate with a concentration in a range of 1˜20 grams per liter of the water-repellent agent; polyethylene wax emulsion with a concentration in a range of 1˜40 grams per liter of the water-repellent agent.