Surlyn 9970 DuPont Packaging & Industrial Polymers EMAA DuPontTM Surlyn 9970 thermoplastic resin is an advanced ethylene/methacrylic acid (E/MAA) copolymer, in which the MAA acid groups have been partially neutralized with zinc ions. The amount of MAA and neutralization levels for this grade result in excellent clarity, good tear resistance and a high melt flow index (14) compared with other grades of Surlyn?. The resin can be injection molded. It complies with the provisions of U.S. Food and Drug Administration (FDA) Title 21 Code of Regulations
177:1330

DuPont Surlyn resins (overview)是一種高性能乙烯共聚物,它分為鎂離子聚合物/鋰離子聚合物/鈉離子聚合物/鋅離聚聚合物. 他們的優(yōu)點;突出的彈性，硬度和剛度范圍廣泛，優(yōu)良的耐切割，耐磨損.加工方法使用傳統(tǒng)注射成型和壓縮成型的方法和設(shè)備.也可作為增韌劑使用
 

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