美国埃克森TPV 181-57W180、181-64MED它的设计适用于需要良好的弹性，外观及密封特性。这品位Vyram冠捷是剪切依赖，可以在常规的热塑性塑料加工设备，注塑，挤出或吹塑。这是聚烯烃基础和完全回收。具有优异的耐温性,耐老化性(耐紫外线和臭氧),与聚烯烃有优异的粘结性能,压缩变形性小等特点,该材料橡胶感强,电性能优异,着色性好,具有优异的抗动态疲劳性,很高的抗撕裂性这种材料结合良好的物理性能和耐化学性，用于广泛的注塑成型应用。这种等级的热塑性冠捷是剪切依赖，并能使用常规的热塑性塑料注塑成型设备。TPV是一系列高性能热塑性弹性体的理想相结合的特点，硫化橡胶，如灵活性和低压缩，与热塑性塑料加工方便。拟合进入中程成本和性能的频谱都热塑性和热固性橡胶，热塑性冠捷接受范围广泛的工业和消费产品应用，热塑性热塑性弹性体具有良好的耐挠曲削减增长，同时，高撕裂强度和极好的抗疲劳，和良好的抗许多酸，碱和水的解决办法。
Thermoplastic Vulcanizate Elastomer (TPV)
Exxon Chemical
产品说明：
A soft, black, specialty thermoplastic vulcanizate (TPV) in the thermoplastic elastomer (TPE) family. It has USP Class VI Certificate of Compliance for biocompatibility, MEM elution cytotoxicity to L-929 mouse fibroblast cells, 72 hour exposure to rubber extracts and USP physiochemical test for elastomer closures, heavy metals such as lead. This grade of Santoprene TPV is shear-dependent and can be processed on conventional thermoplastics equipment for injection molding or extrusion. It is polyolefin based and completely recyclable.
Key Features:
Based on a series of biocompatibility tests conducted on representative grades, this grade should meet the USP (U.S. Pharmacopeia) Class VI requirements for plastics.
Additionally some ISO 10993 tests have been conducted.
Each medical grade undergoes annual testing for cytotoxicity and heavy metals.
Drug master file maintained with the FDA.
EU and China RoHS compliant.
Applications:
Medical – Soft Touch Grips, USP Class VI Seals and Gaskets
Uses:
Medical/Healthcare Applications
Availability: Africa & Middle East, Europe, North America, Asia Pacific, Latin America and South America
Information provided by ExxonMobil Chemical
物性信息：
| 比重 | 0.940 g/cc | 0.940 g/cc | 23°C; ASTM D792 |
| 肖氏硬度 (邵氏 A) | 61 | 61 | 2 mm, 15 sec; ISO 868 |
| 抗张强度(断裂) | 4.67 MPa | 677 psi | Across Flow; ASTM D412 |
| 抗张强度 | 2.00 MPa @Strain 100 % | 290 psi @Strain 100 % | Across Flow; ASTM D412 |
