Polyvinyl alcohols are colorless, synthetically manufactured resins or polymers. It is synthesized by dissolving polyvinyl acetate polymer in an alcohol to replace acetate group by hydroxyl group. Properties and applications of polyvinyl alc...英国华人论坛
Alcohols have been long dismissed as a skin care evil. They are talked about as harmful ingredients that if present in skin care products, serve to dry and irritate the skin. However, cosmetic alcohol is not a single ingredient. Rather, it h...英国华人论坛
Fatty alcohols are aliphatic alcohols that are predominantly linear and monohydric. These can be saturated or have one or more double bonds. Based on the raw materials used, fatty alcohols are chiefly classified as synthetic or natural. Synt...英国华人论坛