Sell Poly Vinyl Alcohol powder 1799, 2099, 2488, 1788, 0

详情

Poly Vinyl Alcohol（PVA）
Physical Property: Density: Relative density of polyvinyl alcohol (*5Degrees / 4 Degrees) 1.*7 ~ 1.*1 (solid), 1.*2 (*0% solution. 
Chemical properties: Soluble in water, heated to completely dissolve the general need to *5 ~ *5 Degrees. Not dissolve in gasoline, kerosene, vegetable oil, benzene, toluene, dichloroethane, carbon tetrachloride, acetone, ethyl acetate, methanol, ethylene glycol, etc., slightly soluble in DMSO. **0 ~ l*0 Degrees soluble glycerol, however, a jelly when cold to room temperature.
Uses: Fiber can be divided into basic and non-fiber products that we tend to non-fiber, more extensive use, can be used in coatings, adhesives (to prevent the paint from the skin, loss), textile, construction, wood processing, paper making, printing. Play a major role in bonding.