Overview
Conductive plastic additives are functional compounds blended into polymers to impart electrical conductivity. They work by forming conductive networks within the plastic matrix, enabling applications where static dissipation or electromagnetic interference (EMI) shielding is required. These additives are categorized by their mechanism: inherently conductive polymers (e.g., PEDOT:PSS), carbon-based additives (carbon black, graphene), and metallic fillers (silver-coated particles). The choice depends on required conductivity levels, processing conditions, and cost constraints.
Physical and Chemical Properties
The additives exhibit varying properties based on their composition. Carbon-based types typically offer surface resistivities of 10³–10⁶ Ω/sq, while metallic fillers can achieve <100 Ω/sq. Most are thermally stable up to 200–300°C, compatible with common processing methods like injection molding. Key considerations include particle size (nanoscale for better dispersion) and percolation threshold (minimum loading for conductivity). Additive-matrix compatibility is critical to prevent aggregation or processing issues during compounding.
Main Applications
Primary use cases include electronics (anti-static trays, IC carriers), automotive (fuel system components, sensor housings), and industrial equipment (conveyor belts, cleanroom flooring). EMI shielding applications are growing in 5G infrastructure and medical devices. In packaging, these additives prevent static damage to sensitive components. Specialty grades are used in explosive environments (mining equipment) where spark resistance is vital. The construction sector utilizes them in conductive flooring for hospitals and laboratories.
Safety and Storage
Powder forms require explosion-proof handling due to dust risks. Metal-based additives may need grounding during processing to prevent static discharge. Storage should avoid moisture absorption, which can impact performance. Personal protective equipment (gloves, respirators) is recommended when handling raw additives. Spills should be contained with non-sparking tools. Disposal follows local regulations for synthetic organic compounds or metal-containing substances.
B2B Procurement Guide
Buyers should specify: target resistivity, polymer compatibility (PP, ABS, PC, etc.), processing temperature range, and regulatory compliance (RoHS, REACH). Technical datasheets should detail loading percentages and dispersion methods. Bulk purchases (500kg+) typically offer 10–20% cost reductions. Sample testing is advised to verify performance in the final product. Reputable suppliers provide compound-specific masterbatch options for easier integration.
Related Manufacturers
- 主营：AES、一水柠檬酸、十二烷基磺酸钠、防静电助剂、AOS粉、氨基磺酸、苯酚、冰醋酸、片碱、卡松、大苏打、硼酸、乙醇、磺酸、消泡剂、硼砂、异丙醇、工业盐、过硫酸铵、过碳酸钠、亚硝酸钠、甘油、草酸
- 主营：蛋白胨、多聚甲醛、螯合铁、黄血盐钠、三氯乙烯、戊二醛、对苯二胺、异辛醇、甲醇、蛋氨酸、甲醇钠、乙氧基喹啉、硼酸、酵母浸膏、磷酸二氢钾、溶剂油、磷酸、苯酚、磁黄铁矿、正丁醇、黄丹粉、二甲基甲酰胺、四氢呋喃、甲基叔丁基醚
- 主营：高岭土系列、石英系列、石棉纤维系列、海泡石系列、悬浮剂增稠剂系列、耐火材料系列、氧化铁颜料系列、碳酸钙系列、陶土系列、橡胶粉系列
- 主营：钛白粉、金刚砂、鹅卵石、导电云母粉、导电粉、高岭土、萤石粉、赤铁粉、空心漂珠、负离子球、重晶石粉、纤维喷涂棉、海泡石纤维、晶体电气石、滑石粉、焦炭、金刚砂地坪料、合成云母粉、面包铁、灰漂珠、石英粉、氧化铁颜料、酞菁颜料、硅灰石粉、氧化钍
- 主营：抗静电剂、液体抗静电剂、PE吹膜抗静电剂、导电母粒、ABS抗静电剂、TPU抗静电剂
- 主营：钛白粉、工业涂料、颜料油漆填充料、塑料跑道、二氧化钛钛白粉
- 主营：阻燃剂、氧化镁、氧化锌、碳酸镁、高纯纳米、氢氧化铝、涂料阻燃、橡胶陶瓷、白色粉末、金属粉末、重质高纯、专用葡萄糖、高纯氧化铌、专用硫酸镁、水硫酸亚铁、钛酸锶粉末、五氧化二铌、碳酸锶粉末、七水硫酸镁、纳米碳酸钙、催化剂载体、纳米氧化铝、纳米氧化锆、高纯度葡萄糖、纳米二氧化硅
- 主营：低聚果糖
- 主营：氯化胆碱、酵母β葡聚糖、乳清蛋白粉、甜菜碱、甜菜碱盐酸盐、维生素A、维生素B1、维生素B2核黄素、维生素B6、维生素D3、维生素E、烟酰胺、鱼油粉、DHA、左旋肉碱酒石酸盐、大豆肽、谷胱甘肽、牛骨胶原蛋白肽、鱼胶原蛋白肽、赤藓糖醇、低聚半乳糖、低聚果糖、低聚木糖、海藻糖、菊粉
- 主营：润滑剂、石墨粉、超细石墨粉、导电石墨粉、阻燃石墨、超细石墨、高纯石墨、煅烧高岭土、耐火泥造纸、润滑石墨铅粉、合成氟金云母粉、高岭土、种子包衣粉、麦饭石粉、白色电气石粉、远红外粉、耐高温石墨粉、云母片、天然云母片、耐高温云母片、透明云母片、云母板、沸石、沸石粉、麦饭石颗粒
- 主营：烟酰胺、泛酸钙、生物素、黄原胶、瓜尔胶、L-半胱氨酸盐酸盐、海藻酸钠、海藻糖、谷氨酸、卡拉胶、乳清粉、赤藓糖醇、结晶果糖、木糖醇、甜菜碱、螺旋藻、乳清蛋白粉、氯化胆碱、酪蛋白、肌酸、色氨酸、赖氨酸、鱼油粉、刺槐豆胶、阿拉伯胶
- 主营：乳酸链球菌素、甜菜碱、富铬酵母、富硒酵母、富锌酵母、肉桂酸钾、茶多酚、植酸钠、富马酸、单宁酸、甘露寡糖、低聚半乳糖、魔芋粉、结冷胶、卡拉胶、海藻酸钠、果胶、黄原胶、酪蛋白酸钠、低聚果糖、低聚木糖、水苏糖、三氯蔗糖、维生素B1、肉桂酸
- 主营：食品级添加剂
- 主营：普通石英砂、金刚砂、鹅卵石、重钙粉、云母、玻璃珠
- 主营：金刚砂、金刚砂地坪材料、石英砂、导电钛白粉厂家、棕刚玉、夜光石、石子、硫化铁、玻璃微珠、卵石