"Adhesives Become Innovative" Generaly adhesive come under the category of Synthetic resins and latex adhesives are made from Polyvinyl acetate is thermoplastic, odourless, tasteless, non toxic, essentially clear and colorless resin. It has a non Crystalline and relatively branched rather than linear structure. Most grades of resin have somewhat broad molecular weight distribution. They do not melt but soften over a temperature range. The resin is unaffected by sunlight, ultraviolet light and air, further more it will absorb a small amount of water. Polyvinyl acetate is neutral and non-corrosive.