The surface modification of light calcium carbonate (LCC) was studied by the technique of dry chemical surface modification with JZ or TZ as modifying agent.

• 摘要采用干法表面化学改性，用脂肪酸类表面活性剂(JZ)或钛酸酯类偶联剂(TZ)对轻质碳酸钙进行了表面改性，并将改性轻质碳酸钙填充到丁苯橡胶中制备硫化胶。