Overview
Modified elastomers are polymer materials engineered to exhibit superior elasticity and performance compared to conventional rubbers. They are created by blending base elastomers (e.g., natural rubber, SBR, or silicone) with additives like plasticizers, fillers, or cross-linking agents. These modifications enhance properties such as tensile strength, abrasion resistance, and environmental stability. The global market for modified elastomers is driven by demand from the automotive and construction sectors, where materials must withstand extreme conditions. Innovations in nanotechnology and bio-based modifiers are expanding their applications in medical and eco-friendly products.
Physical and Chemical Properties
Modified elastomers exhibit a unique combination of rubber-like elasticity and tailored mechanical properties. Typical Shore A hardness ranges from 30 (soft) to 90 (rigid), with tensile strength values of 5–20 MPa. Their elongation at break can exceed 500%, making them ideal for dynamic applications. Chemical resistance varies by formulation. For example, fluorocarbon-modified elastomers resist oils and solvents, while silicone-based variants excel in high-temperature stability (–50°C to 250°C). UV and ozone resistance are critical for outdoor applications, achieved through additives like carbon black or antioxidants.
Main Applications
In the automotive industry, modified elastomers are used for vibration-damping mounts, fuel system seals, and tire components. Their oil and heat resistance make them indispensable in engine compartments. Construction applications include waterproofing membranes, expansion joints, and anti-slip flooring. In consumer goods, they appear in ergonomic grips, sports equipment, and flexible electronics. Medical-grade variants meet biocompatibility standards for tubing and prosthetics.
Safety and Storage
Most modified elastomers are non-hazardous under normal conditions. However, processing (e.g., extrusion or molding) may release fumes requiring ventilation. Always consult the Material Safety Data Sheet (MSDS) for specific handling guidelines. Storage should prioritize avoiding deformation (store flat or on rolls) and preventing exposure to moisture or direct sunlight. Shelf life typically exceeds 2 years when stored properly in original packaging at 10–30°C.
B2B Procurement Guide
When sourcing modified elastomers, clearly define technical requirements: hardness, tensile strength, temperature range, and chemical exposure. Request certification documents (e.g., ISO 9001, RoHS) for quality assurance. For large-volume purchases, negotiate bulk discounts and inquire about custom formulations. Reliable suppliers often provide material samples and technical support for application testing. Lead times vary from 2–8 weeks depending on customization and global supply chain conditions.
Related Manufacturers
- 主营：[]
- 主营：[]
- 主营：pvc颗粒、密封垫、润滑剂、改性尼龙PA、再生颗粒、电线电缆、再生塑料颗、后视镜外壳、充电器外壳、仿橡套防水线料、TPE、TPU、TPR、PVC、ABS/PC合金、PC、PBT、PPO、ABS、POM、PS、PP、TPV、TPO、TPEE
- 主营：sbs防水卷材、TPO防水卷材、PVC防水卷材、自粘聚合物改性沥青防水卷材、热塑性聚烯烃TPO防水卷材、聚氯乙烯PVC防水卷材、聚氨酯防水卷材、app防水卷材、丙纶防水卷材、涤纶防水卷材、非沥青基自粘胶膜、HDPE防水卷材、三元乙丙橡胶防水卷材
- 主营：改性沥青sbs卷材、防水卷材、高分子防水材料、防水涂料
- 主营：pvc透明、密封胶、sbs防水、改性沥青、pvc橡胶、环氧板、保温板、绝缘胶板、防潮涂料、芳纶盘根、楼梯垫板、绝缘胶垫、防水胶带、密封垫片、绝缘材料、厚橡胶板、防水涂料、橡胶止水带、泡沫塑料板、聚四氟乙烯、防火耐高温、绝缘橡胶垫、白色硅胶板
- 主营：PA6、PA66、PBT、弹性体、PC、POM、PC/ABS、科思创、美国杜邦、日本宝理、日本东丽、日本旭化成
- 主营：塑料颗粒、尼龙、POM、弹性体、ABS、PA66、PA6、PC、PBT、EVA、HDPE、日本宝理、美国杜邦、日本东丽、德国巴斯夫、台湾奇美、台湾台塑
- 主营：乳胶再生胶、轮胎再生胶、胎面再生胶、塑料改性材料、丁腈再生胶、丁基再生胶、三元乙丙再生胶、橡胶除味剂、高强力再生胶、异戊二烯再生胶、落地天然橡胶
- 主营：tpe包胶、握力球、tpe蜂窝、弹性体、轨道垫、tpe薄膜、lggn7142f、阻燃剂、tpe胶料、tpe材料、热熔胶、tpe牙套、弯管头、腕表带、tpe汽车、tpe手表、tpe管夹、眼镜tpe、密封条、瑜伽垫、跑道tpe、eva发泡、tpe宠物、原材料、包尼龙、tpe床垫
- 主营：山都平TPV、PET助剂、PP/PE助剂、PP改性、欧米亚碳酸钙、EBA、POP、POE
- 主营：HDPE、LDPE、LLDPE、弹性体、PC/ABS、POE、PC、ABS、EVA、TPU、MVLDPE、MLLDPE、PTT
- 主营：发热板、甘氨酸、阻燃剂、塑胶改性弹性体不饱和、深铬黄、胶黏剂、十八酸、正癸酸、羊脂酸、锂电池、光电极、消泡剂、丙酸铵、珠光片、油墨涂、赖氨酸、消光剂、水镁石、稀释剂、酸性红、羟乙基、梧桐胶、黄蜂蜡、abs树脂、铝钙石、脂肪酶
- 主营：ADMER三井粘合树脂、Nucre粘合树脂、接枝GMA、Elvaloy改性树脂、马来酸酐接枝、PP马来酸酐接枝、PE接枝马来酸酐、Surlyn沙林树脂
- 主营：防水sbs卷材改性沥青、防水涂料、防水卷材
- 主营：防火abs、PP、尼龙、弹性体、HDPE、LDPE、巴塞尔、晓星、台塑、大林
- 主营：改性沥青防水材料、防水卷材