... PVA water solution can replace water-glass, starch or combined with them to bind printing and binding, paper box,cardboard, paper ... non-toxic, odorless, non-pollution. Besides it can be compunded with polyethylene, polypropylene and others to use in instrument packing, printing ... treating of PVA, it can get vinylon fiber, then blending with feather, cotton, viscose fiber and get article of vinylon, non- ...