They include amorphous polymers such as polystyrene (PS), High Impact Polystyrene (HIPS), Polycarbonate (PC), Acetal (POM), PC/ABS, Acrylonitrile Butadiene Styrene (ABS), Polyphenylene oxide (PPO), Noryl® (a miscible blend of PS and PPO), and PC/PETG. For PC, ABS and PC/ABS, the adhesion values are plotted in Figure 8. B-TPE-65A B-TPV-55A B-TPE-35A B-TPE-50A B-TPV-55A B-TPV-70A Cycoloy C2950 (PC/ABS) 12.8 A 8.1 A 10.4 A 15.1 A Cycolac T1000 (ABS) 10.2 A 9.1 A 9.1 A 12.4 A Lexane 141 (PC) 11.7 A 10.2 8.1 A 15 A Zytel 7331F (PA6) 7.2 A 8.8 A Zytel 73G33L (33% GF PA6) 8.1 A 8.2 A Zytel 101L (PA66) 6.8 A 7.2 A 0 5 10 15 20 25 30 35 TPE-A TPE-B TPE-D TPE-E1 TPE-E2 ABS PC/ABS PC Figure 8: Adhesion values of TPEs with rigid substrates, ABS, PC and PC/ABS Consumer Product Differentiation Page 13 July 19, 2007 Today there is phenomenal interest in overmolding TPEs onto rigid substrates, particularly in the consumer product arena in applications requiring a soft touch.

硬度 42A 65A 65A 80A 70A 颜色 自然色 自然色 自然色 自然色 自然色 包覆成型 PC/ABS, COPE PC/ABS, COPE PC/ABS, COPE PC/ABS PC/ABS 特性 低压缩永久变形 丝般触感/耐久性佳 丝般触感/适用于薄长 部件 无析出/丝般触感/耐污/ 抗紫外光 无析出/丝般触感/耐污/ 抗紫外光 应用 Versaflex™ CE 3120-40 Versaflex™ CE 3120-65 Versaflex™ CE 3620 Versaflex™ CE 3130-80 Versaflex™ CE 3130-70 表面 表面 表面 表面密封垫 ™ Versaflex TPE 如何让便携式扬声器与众不同 垫片 防水防尘 - 外壳密封紧密，可确保长期使用无泄漏 降低制造成本 - - 比硅树脂或热塑性聚氨酯（TPU ）具有更快的循 环时间 设计自由 - 垫片中的注塑TPE 使得难以组装简易型O 形圈的 复杂设计成为可能 扬声器外壳 外观耐久 - 柔滑触感 - 耐磨、抗紫外线、外观持久 降低制造成本 - 直接包覆成型到基板上，无需采购和组装硅树脂 外壳；对聚碳酸酯和 ABS 具有很强的附着力 - 比硅树脂或热塑性聚氨酯（TPU ）具有更快的循 环时间 设计自由 - TPE包覆成型，无需使用机械互锁装置和底漆即 可将硅树脂材料粘附到基板上 欲了解更多关于Versaflex™ TPE在便携式扬声器应用的信息， 请联系埃万特 +86-21-60284888 现如今，便携式扬声器制造商都在寻找可信赖的材料，在防水防尘的同时兼具耐久性并提供更多的设计可能性。 直接包覆成型到基板上，无需采购和组装O形圈； 对聚碳酸酯和ABS 有很强的附着力 版权所有©2020埃万特公司。

Microsoft Word - 55324 Letter of Conformity RCMS Option 2 .docx ABS Quality Evaluations Letter Of Conformity This is to confirm that the Environment, Health, Safety and Security Management System of: PolyOne Corporation 2400 East Devon Elk Grove, IL 60007 U.S.A. WITH ADDITIONAL FACILITIES LISTED ON THE ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: RCMS®:2013 (Option 2) The Environment, Health, Safety and Security Management System is applicable to: Design and Manufacture of Colorants for Plastics Certificate No: 55324 Effective Date 21 December 2017 ABS Quality Evaluations, Inc. 16855 Northchase Drive, Houston, TX 77060, U.S.A.

Developed to meet these challenges, Edgetek ET8900 CR thermoplastics show improved chemical resistance to common consumer disinfectants compared to PC/ABS, PC/PET and PC/PBT. ACTIVE INGREDIENTS RESISTANCE RATING Clorox® Disinfecting Wipes 5813-79 Quaternary ammonium +++++ +++++ +++++ ++ +++ ++++ Formula 409® Heavy Duty Degreaser N/A Lauramine oxide, ethanolamine +++++ +++++ +++++ + ++ +++ Lysol® All-Purpose Cleaner 777-66 Quaternary ammonium +++++ +++++ +++++ + + ++ $$$ $$$ $$$$ $ $$$ $ MATERIAL COMPARISON WITH COMMON CONSUMER DISINFECTANTS FR P C/ AB S FR P C/ PE T FR P C/ PB T Ed ge te k™ E T8 90 0 CR Ed ge te k™ E T8 90 0 H I C R Ed ge te k™ E T8 92 0 FR C RCRITERIA FOR RESISTANCE RATING + strength and elongation at yield retention between 90-110% + strength and elongation at yield retention between 75-125% + no statistically significant reduction in elongation at break (p < 0.05) + visual observation score of 4 or better (minor/no crazing, no cracks) + samples survived disinfectant exposure in strain jig Lysol® is a trademark of Reckitt Benckiser LLC Formula 409® is a trademark of The Clorox Company Clorox® is a trademark of The Clorox Company An independent, A2LA-accredited lab tested the following polymers with various disinfectants to help customers choose the material suitable for their specific application requirements. Improved Chemical Resistance $$$$ $$$ $$ $ FR PC/ABS FR PC/PET FR PC/PBT FR Edgetek™ CR

TEAL GLAZE ABS GREY 118130 PEARL GREY

ABS WHITE 2 TPU GREY PE GREY 2176C

DARK GREY PBT PE GREY NO UV SW BLUE ABS

LT GREY PP GREY-F 430C AAE FL PINK ABS

UV SANTO GREY SURF 3 ABS ORANGE 421C GREY

CFM96-N94 WHITE IN ABS CLEAR DARK GREY 8220 2 18472 GREY 3170