Provista Copolymer UVO Eastman Chemical Company Polyester, TP Eastman Provista UVO is a copolymer with an indoor/outdoor UV package added to prevent yellowing caused by light. Eastman Provista copolymer is a resin specifically developed for extrusion into profiles where aesthetics like high clarity and gloss, coupled with design flexibility drive demand. Compared to commonly used materials, Eastman Provista copolymer can often run on most standard processing equipment at increased speeds. An extremely high melt strength makes the resin an excellent choice when extruding profiles into complicated shapes. This product is certified to ANSI/NSF Standard 51

PETG,PCTG,PCTA都属于是一种非结晶型共聚聚酯的高透明塑料.PETG塑料制成的板材通常比通用压克力坚韧15至20倍，比抗冲改性的压克力坚韧5至10倍。PETG具有玻璃一样的透明度和接近玻璃的密度，很好的光泽度，耐化学腐蚀，耐冲击可制成复杂外形容器的包装，具有高吸塑力，高光泽，低雾度，易于印刷，不易脱落