新材料周报：塞拉尼斯宣布聚酰胺产品涨价，普利特增长155.76~194.73%：基础化工-20260202

Investment Rating - The industry rating is "Outperform the Market" indicating that the overall return of the industry is expected to exceed the market benchmark index by more than 5% in the next 6 months [52]. Core Insights - The Wind New Materials Index closed at 5710.34 points, down 5.29% week-on-week. Among the six sub-industries, the semiconductor materials index fell by 4.78%, and the organic silicon materials index decreased by 6.74% [3][11]. - Celanese announced a price increase for a range of polyamide products effective February 1, 2026, due to rising energy and raw material costs [4][30]. - Prit reported an expected net profit of 361 million to 416 million yuan for 2025, representing a year-on-year growth of 155.76% to 194.73%, driven by strong performance in modified materials and the new energy sector [4][31]. Market Overview - The top five gainers this week included Stik (60.03%), Boqian New Materials (20.82%), and Sanxiang New Materials (8.96%), while the top five losers included Jianghuai Micro (-19.01%) and Aoke Co., Ltd. (-13.03%) [3][26][27]. - The semiconductor materials index reported a week-on-week decline of 4.78%, closing at 9686.24 points, while the display device materials index fell by 4.18% [11][12]. Recent Industry Highlights - Celanese's price increase for polyamide products is part of its strategy to maintain stable support for customers amid a volatile market [30]. - A subsidiary of Sinochem International plans to build a 100,000 tons/year HDI and 180,000 tons/year phosgene project, indicating ongoing expansion in the chemical sector [30]. - The production capacity for key polyimide monomers is advancing, with Hebei Dongli New Materials Co., Ltd. receiving approval for new projects [30].