●Responsible for the laboratory synthesis of CPU, sort out experimental data in time，make brief stage summary and report to director of the laboratory in written form.●Responsible for the maintenance and management of laboratory instruments, assist production workshop CPU synthesis。●Familiar with raw materials of polyurethane elastomer such as polyols, isocyanates and the chain-extender and crosslinkers, have experience of using some new chain-extender。●Involved in the research and development of a new type of polyurethane/rubber composited tire, including improving mechanical properties and abrasion resistance of polyurethane materials as well as some other properties such as heat resistance, weather resistance, thermal dissipation,resilience and so on.●3 years, laboratory experience of polyurethane synthesis, have a theoretical basis on the polyurethane elastomer, master the formulation and the synthesis skill of casting polyurethane,adjust the formula according to the polyurethane elastomer performance requirements.