化工新材料周报：低空经济首个OC证落地，溴素价格大涨-2025-03-30

Investment Rating - The report does not explicitly provide an investment rating for the industry Core Insights - The low-altitude economy in China is transitioning from pilot projects to commercialization, which may increase the demand for related new energy materials and lightweight materials such as carbon fiber and ultra-high molecular weight polyethylene (UHMWPE) [5][27] - The bromine price has surged by 20.83% this week, reaching 29,000 RMB/ton, with a year-on-year increase of 61.11% [4][11] - Refrigerant prices are maintaining a strong trend, with R134a averaging 46,500 RMB/ton and R32 at 47,000 RMB/ton, reflecting increases of 1.09% and 3.3% respectively [4][10] Summary by Sections 1. Key Industry and Product Tracking - The first operational certificate for civil unmanned aerial vehicles has been issued in China, marking a significant step for the low-altitude economy [3] - Bromine demand is increasing as the downstream market enters a peak season, leading to a tight supply situation and rising prices [4][10] 2. Core Views - The low-altitude economy's development is expected to boost demand for carbon fiber and UHMWPE, with companies like Zhongyi Zhongdeng being noteworthy [5][29] - The fluorochemical sector is experiencing a demand peak for refrigerants, with price and profit margins rising for major products [5] 3. Detailed Sector Tracking - The refrigerant sector continues to show strength, with significant price increases noted for various refrigerants [10] - Carbon fiber prices have stabilized after a decline, with potential demand growth anticipated from new technologies [27][30] 4. Market Performance - The chemical industry index has shown a slight decline, with the basic chemical index down by 0.44% [63] - Specific sub-sectors such as polyester and other chemical raw materials have seen notable gains, while synthetic resins and carbon fiber have experienced declines [68]