Chongqing Huitong Technology Applies for a Patent for High-Performance Polypropylene Fiber-Reinforced Composite Materials for Vehicles, Improving Automotive Lightweighting Levels

The information from the National Intellectual Property Administration shows that Chongqing Huitong Technology Co., Ltd. has filed a patent titled “A high-performance polypropylene fiber-reinforced composite material for vehicles and its preparation method,” with publication number CN122167904A and an application date of April 2026.

The patent abstract shows that the present application discloses a high-performance polypropylene fiber-reinforced composite material for vehicles and a preparation method thereof, belonging to the technical field of polymer material modification. By parts by mass, the polypropylene fiber-reinforced composite material comprises the following components: 60–80 parts of low-volatile polypropylene matrix resin; 15–30 parts of graded hybrid reinforcing fibers; 2–5 parts of composite adsorbent; 0.5–2 parts of aminosilane coupling agent; and 0.2–0.5 parts of antioxidant.

According to Tianyancha, Chongqing Huitong Technology Co., Ltd. was established in 2017 and is located in Chongqing. It is an enterprise mainly engaged in the manufacturing of chemical raw materials and chemical products. The company has a registered capital of 100 million RMB. Through Tianyancha da Data AnalysisChongqing Huitong Technology Co., Ltd. has invested in 1 external enterprise, participated in 8 bidding projects, has 93 patent records, and additionally holds 36 administrative licenses.