产品关联方采购价低于市场均价主要原因为部分产品通过管道运输方式，降低了关联方的销售成本和储 存运输成本，同时发挥了产业链一体化的优势，采购价格较为优惠，关联交易价格基本合理。 公开资料显示，平煤神马集团由原平煤集团和原神马集团两家中国500强企业重组而成，主要产品主焦 煤品质、轮胎骨架材料产能世界领先，尼龙66盐、工程塑料产能位居亚洲第一方阵，硅烷气、单晶硅电 池片、超高功率石墨电极产能位居全国前列。 对于2024年与控股股东关联采购金额同比大幅增长的主要原因，神马股份也表示，子公司普利材料、龙 安化工及艾迪安等在建项目建设新增设备采购增加。其中子公司普利材料、龙安化工及艾迪安2024年度 采购金额分别为10.5亿元、3.13亿元及1.85亿元，2023年采购金额分别为8.07亿元、44.25万元及1767.35 万元，本期较上期采购额累计增加7.23亿元，增长比例87.65%。 6月20日，神马股份（600810）披露对上交所2024年年报监管工作函的回复，解答公司期内关联采购金 额同比大幅增长的原因及合理性等问题。 年报显示，2024年神马股份与控股股东及其关联方关联交易金额达120.28亿元，其中，关联 ...

Core Viewpoint - The transformative caprolactam technology developed by the Sinopec Petroleum and Chemical Research Institute has been recognized as internationally leading, addressing key challenges in the domestic caprolactam industry [1] Group 1: Industry Challenges - Caprolactam is a crucial monomer for nylon 6, widely used in various sectors, but its production is energy-intensive and environmentally harmful [2] - Historically, China relied on imports for caprolactam, leading to significant investments to establish domestic production, which faced high costs and pollution issues [2] - The domestic caprolactam industry faces three major barriers: low carbon atom utilization and high emissions in traditional cyclohexanone production, technological restrictions on hydrogen peroxide, and quality issues in high-end applications [2] Group 2: Technological Innovations - The research team has pioneered a new cyclohexanone production technology that improves carbon atom utilization from 80% to over 95% and reduces waste emissions by 90% [3] - A novel fluidized bed technology for hydrogen peroxide production has been developed, enhancing safety and efficiency [3] - Key technologies have been created to improve the intrinsic quality of caprolactam, enabling it to meet high-speed spinning requirements and reducing CO2 and waste emissions by 43% and 73% respectively [4] Group 3: Collaborative Development - The successful industrialization of the new caprolactam technology is attributed to a collaborative innovation mechanism involving multiple stakeholders, including Sinopec and various research institutions [5] - The new technology has led to the establishment of the world's largest and most advanced caprolactam production facility, achieving significant reductions in CO2 and pollutant emissions, as well as production costs [5] - In 2024, this transformative technology is set to be recognized as one of the 30 major engineering projects by the Chinese Academy of Engineering [5]

Core Insights - The market research indicates that hydrogenated benzene has a significant cost advantage over petroleum benzene [1] - However, trace organic impurities in hydrogenated benzene may impact the hydrogenation reaction of cyclohexanone, necessitating the identification of specific influence points to address [1] Group 1: Cost Structure and Raw Material Usage - The proportion of benzene in the total raw material cost for Lunan Chemical has reached 21%, with nearly 300,000 tons of benzene used annually in the cyclohexanone unit [1] - The primary raw materials used in the industry are petroleum benzene and hydrogenated benzene, with petroleum benzene being purer but more expensive [1] - As the system stabilizes, there is an urgent need to diversify benzene raw materials and reduce costs [1] Group 2: Implementation and Results - The cyclohexanone workshop has implemented strict quality control measures for incoming hydrogenated benzene and conducted research on production processes at suppliers [2] - Initial blending of hydrogenated benzene began with a 20% ratio, which has been increased to 69.5% by Q1 2025, resulting in a reduction of production costs by several dozen yuan per ton [2] - The local production of hydrogenated benzene has also led to savings in transportation costs, contributing to an annual reduction in raw material costs of nearly 10 million yuan [2] Group 3: Innovation and Future Plans - The successful application of hydrogenated benzene demonstrates the workshop's innovation capabilities and sets a benchmark for cost reduction and efficiency improvement at Lunan Chemical [3] - The workshop plans to continue optimizing processes and researching raw material structures to further explore cost reduction potential and support high-quality development [3]

2025 年 05 月 13 日 行业相对表现 表现 1M 3M 12M 基础化工(申万) 5.8 1.7 -1.5 沪深 300 3.7 -0.4 6.2 市场表现 -30 -20 -10 0 10 20 (%) 基础化工 沪深300 资料来源：Wind，华鑫证券研究 相关研究 1、《基础化工行业周报：硫酸、天 然气等涨幅居前，建议关注进口替 代、纯内需、高股息等方向》2025- 05-06 天然气、二甲苯等涨幅居前，建议关注进口替 代、纯内需、高股息等方向 分析师：张伟保 S1050523110001 zhangwb@cfsc.com.cn 联系人：高铭谦 S1050124080006 gaomq@cfsc.com.cn 2、《基础化工行业周报：三氯乙 烯、燃料油等涨幅居前，建议关注 进口替代、纯内需、高股息等方 向》2025-04-28 3、《基础化工行业周报：三氯乙 烯、燃料油等涨幅居前，建议继续 关注原油、钛白粉板块和轮胎板 块》2025-04-21 推荐(维持) 投资要点 ▌ 天然气、二甲苯等涨幅居前，合成氨、煤焦油等跌幅较大 本 周 涨 幅 较 大 的 产 品 : 天然气 (NYMEX 天然气 ...

基础化工行业 行业研究 | 行业周报 本周油价上涨，液氯、美国天然气、MDI 价格上涨 核心观点 | 看好高速覆铜板树脂材料的发展机遇 | 2025-05-09 | | --- | --- | | 油价走弱，继续关注内需及国产替代新材 | 2025-05-06 | | 料机会 | | | 油价震荡走势，继续关注内需及国产替代 | 2025-04-29 | | 新材料机会 | | 原油相关信息： ⚫ 原油及相关库存：2025 年 5 月 2 日美国原油商业库存 4.384 亿桶，周减少 200 万 桶；汽油库存 2.257 亿桶，周增加 20 万桶；馏分油库存 1.067 亿桶，周减少 110 万 桶；丙烷库存 0.48176 亿桶，周增加 97.0 万桶。美国原油产量及钻机数：2025 年 5 月 2 日美国原油产量为 1336.7 万桶/天，周度减少 9.8 万桶/天，较一年前增加 26.7 万桶/天。2025 年 5 月 9 日美国钻机数 578 台，周减少 6 台，年减少 25 台；加拿大 钻机数 114 台，周减少 6 台，年减少 2。其中美国采油钻机 474 台，周度减少 5 台， 年度减少 22 ...

基础化工行业 行业研究 | 行业周报 本周油价上涨，液氯、美国天然气、MDI 价格上涨 核心观点 原油相关信息： ⚫ 原油及相关库存：2025 年 5 月 2 日美国原油商业库存 4.384 亿桶，周减少 200 万 桶；汽油库存 2.257 亿桶，周增加 20 万桶；馏分油库存 1.067 亿桶，周减少 110 万 桶；丙烷库存 0.48176 亿桶，周增加 97.0 万桶。美国原油产量及钻机数：2025 年 5 月 2 日美国原油产量为 1336.7 万桶/天，周度减少 9.8 万桶/天，较一年前增加 26.7 万桶/天。2025 年 5 月 9 日美国钻机数 578 台，周减少 6 台，年减少 25 台；加拿大 钻机数 114 台，周减少 6 台，年减少 2。其中美国采油钻机 474 台，周度减少 5 台， 年度减少 22 台。 价格变化： 价差变化： 投资建议与投资标的 风险提示 ⚫ 项目进展不及预期；需求不及预期；海外市场供需情况变化；油价大幅波动。 国家/地区 中国 行业 基础化工行业 报告发布日期 2025 年 05 月 12 日 看好（维持） | 倪吉 | 021-63325888*7504 ...

Industry Overview - Cyclohexanone, an organic compound with the chemical formula C6H10O, is a saturated cyclic ketone that is colorless and transparent, with a soil-like odor and a minty scent when containing trace amounts of phenol [1][3] - The production methods for cyclohexanone mainly include oxidation and amination [1][3] Industry Status - In recent years, to meet the growing demand from downstream markets, cyclohexanone companies in China have actively expanded their production capacity, leading to a continuous increase in national production capacity, which is projected to grow from 5.21 million tons in 2018 to 10.92 million tons by 2024 [5] - The production capacity utilization rate has improved, with the national cyclohexanone output reaching 7.66 million tons in 2024, a year-on-year increase of 19.69% [5] Consumption Market - The downstream consumption structure of cyclohexanone in China is relatively simple, with 90.24% of the demand coming from the production of caprolactam and adipic acid, with caprolactam accounting for approximately 64.37% and adipic acid for 25.87% [7] Import and Export - China transitioned from a net importer to a net exporter of cyclohexanone in 2019, maintaining a trade surplus since then. The export volume reached 74,300 tons in the first eleven months of 2024, a year-on-year increase of 49.11% [9][11] - The net export volume for cyclohexanone in 2024 reached 74,100 tons, with a trade surplus of 668 million yuan, reflecting a year-on-year increase of 52.51% [11] Competitive Landscape - The cyclohexanone industry in China is characterized by increasing capacity concentration and the emergence of leading companies, with major players like China Petroleum & Chemical Corporation (Sinopec) and others holding over 60% of the total production capacity [13] - The implementation of environmental policies has led to increased pressure on production capacity, causing many small enterprises to exit the market, thereby enhancing industry concentration [13] Key Companies - **Ruihua Technology**: Focuses on chemical process packages and has developed efficient cyclohexanone production technology, achieving a revenue of 279 million yuan in the first three quarters of 2024, up 34.48% year-on-year [15] - **Lanhua Technology**: Engaged in coal, fertilizer, and chemical production, with a revenue of 8.419 billion yuan in the first three quarters of 2024, down 12.34% year-on-year [17] Development Trends - Environmental policies are accelerating technological innovation in the cyclohexanone industry, creating more opportunities for development [19] - The market demand for cyclohexanone is expected to continue growing, particularly in the production of caprolactam and adipic acid, as well as in solvent and coating applications [20]