Viba, Italy, has recently developed a series of additive masterbatch Vibatan. This type of additive masterbatch is designed specifically for PET materials to solve the problems of thermal degradation, hydrolysis, yellowing of color, and generation of acetaldehyde. These include lubricants, anti-agglomerative dispersants, anti-ultraviolet absorbers, antistatic agents, impact enhancers, thickeners, dyes, and the like. Source: Plastics Industry 340 Home Used Treadmill,Home Ultra-Thin Treadmill,Mini Walker Home Treadmill,New Motorized Home Treadmill Ningbo Kangruida Sports Equipment Co.,Ltd , http://www.kreedatreadmill.com