This standard, Q/39525608-5·6—2020, is formulated by Zhonglan Chen Guang Chemical Research and Design Institute Co., Ltd., Xinjin Branch, and applies to chemical modified polypropylene materials made by double-screw mixing and pelletizing with polypropylene as the matrix resin, glass fiber or mineral filler as the reinforcing agent, and compatibility agent, flame retardant and other additives. This standard specifies the requirements, test methods, inspection rules, marking, labeling, instructions for use, packaging, transportation, and storage of modified polypropylene.
