PROCESS FOR MAKING GREASEPROOF FIBER MATERIAL

摘要

A process for the production of greaseproof fiber material includes application to surface of fiber basis of composition for greaseproofing and drying of fiber material obtained, at that fiber basis is used with air permeability not larger than 140 cm/min., and composition includes polyvinyl alcohol, glycerin, crystallohydrate of sodium sulfate, sodium carboxymethylcellulose and water.