Overview
Taiwan Styrene-Butadiene Rubber (SEBS) is a block copolymer derived from styrene and butadiene, hydrogenated to enhance its thermal and oxidative stability. It belongs to the family of thermoplastic elastomers (TPEs), combining the processing ease of plastics with the elasticity of rubber. SEBS is prized for its versatility, making it a preferred material in industries requiring durability and flexibility. Produced by Taiwan Synthetic Rubber Corporation (TSRC), SEBS is available in various grades tailored for specific applications, such as high-transparency formulations for medical devices or UV-resistant variants for outdoor use. Its non-crosslinked structure allows for recyclability, aligning with sustainable manufacturing trends.
Physical and Chemical Properties
SEBS exhibits a unique balance of mechanical and chemical properties. Its tensile strength ranges from 10–25 MPa, with elongation at break exceeding 500%. The material maintains flexibility at temperatures as low as -60°C and resists degradation up to 120°C, depending on the formulation. Chemically, SEBS is inert to polar solvents, acids, and bases, though it swells in non-polar hydrocarbons. Its hydrogenated backbone provides excellent UV and ozone resistance, outperforming conventional styrene-butadiene rubber (SBR). The material’s low density and ease of coloring further enhance its appeal for design-focused applications.
Main Applications
SEBS is widely used in adhesives and sealants due to its tackiness and compatibility with resins. In automotive manufacturing, it serves as a modifier for bitumen in noise-dampening mats and as a grip material for steering wheels. Consumer goods like soft-touch toothbrushes, shoe soles, and toy parts leverage SEBS for its hypoallergenic and non-phthalate properties. The medical industry employs SEBS in tubing, wound care products, and drug delivery systems, capitalizing on its biocompatibility and sterilizability. Additionally, its weather resistance makes it ideal for outdoor applications such as cable insulation and roofing membranes.
Safety and Storage
SEBS is generally classified as non-hazardous under OSHA standards. However, dust generated during processing may irritate respiratory tracts; adequate ventilation and particulate masks are recommended. Prolonged skin contact should be avoided to prevent mild dermatitis. Storage guidelines include keeping SEBS in original packaging or sealed containers to prevent moisture absorption, which can affect processing. Ideal storage temperatures range from 15–30°C. Bulk quantities should be stacked on pallets to avoid deformation and contamination from floor moisture.
B2B Procurement Guide
When procuring SEBS, prioritize suppliers with ISO 9001 or similar certifications to ensure consistent quality. Key technical parameters to specify include Shore hardness (typically 30A–90A), melt flow index (MFI), and styrene content (affecting rigidity). For cost efficiency, consider bulk purchases with negotiated tiered pricing. Sample testing is advisable to confirm compatibility with downstream processes like injection molding or extrusion. Lead times vary by grade; specialty formulations may require 4–8 weeks for production. Always request Material Safety Data Sheets (MSDS) and technical datasheets for compliance and documentation purposes.
Related Manufacturers
- 主营：塑胶粉末、(特种)工程塑料、热塑性弹性体、台湾台橡、通用塑料
- 主营：PA66、POM、PA12、台湾台橡6152、PP、ABS、PC、EVA、LDPE、PA6、PPS、PA、PET、HDPE、云天化POM、旭化成POM、宝理POM、韩国工程POM、台塑POM、奇美ABS、PP韩国SK、泰科纳POM、PC沙伯基础、德国拜耳PC、PC日本出光、杜邦POM
- 主营：PVDF、PTFE、PFA、sebs、SURLYN沙林、EVA、PA6、PA66、PC、PCTG、PEBA、ASA、PTB、PPO、LCP、PCTA、PETG、POM、EAA、特种工程塑料、热塑性弹性体、合金塑料、通用塑料
- 主营：热塑性弹性体、功能助剂、石油树脂、8245D台橡SEBS、科腾SEBS、耐刮剂、TPU雾面剂、阻燃剂、纯单体树脂、TPU流平剂、除味剂、鞋材止滑剂
- 主营：油性增稠剂、高透明弹性体原料、SEBS、SEPS、塑胶改性剂、SBS、塑料改性原料、压敏胶原料、科腾SBS、科腾SEBS、热塑性橡胶弹性体、丁苯热塑胶粒、热塑性丁苯橡胶
- 主营：聚甲醛POM、工程塑料PA6/66、PTFE粉、台湾台橡6151、食品级POM、POM500P、POM100P、POE增韧剂、杜邦POM、旭化成POM、宝理POM、EVA40W、聚碳酸酯PC、奇美PMMA
- 主营：台湾台橡sebs7126、化妆油相增稠剂、化妆品级增稠剂
- 主营：塑胶原料、工程塑料、PC、台湾台橡6151、PC/ABS、ABS、PPO、PA6、丅PU、POM、TPE、SURLYN、K胶、PMMA、EVA、PCTG、TPO、PP、TPEE、COC、TPX、HIPS、合金料、PE、PEEK
- 主营：台橡SEBS、塑胶原料
- 主营：[]
- 主营：塑料抗滴落剂、进口、国产PETS、PC专用阻燃剂、台湾台橡SEBS6151、EBS花王、印尼、TPE、TPR定制、进口、国产品牌钛白粉、SBS、SEBS、SIS、高岭土、芥酸酰胺、油酸酰胺、巴斯夫抗氧剂、巴斯夫光稳定剂、石油树脂、镭雕粉、发基硬脂酸、蜡粉
- 主营：[]
- 主营：sebs6151、三元乙丙、丁苯橡胶、天然橡胶
- 主营：液体橡胶、塑料增韧剂、相容剂、高粘度sebs、溶剂型TPU、橡胶粉末、英全SBS、聚丁二烯橡胶RB系列、可发性聚苯乙烯EPS、改性TPU
- 主营：塑胶原料、abs、pc、sebs、pp