ZBRH1646 is a high-efficiency ash-less dispersant product, using high-quality and highly active polyisobutylene as the main raw material and made of environmentally friendly heat addition process, suitable for the preparation of high-grade diesel engine oil, petrol engine oil and various automotive high-grade additive packages. Compared with ordinary dispersant products, the products prepared by it have better soot dispersion performance and better product economy.Please contact with us to know more about the product.