中国石油集团申请复合树脂及其制备方法与应用专利,复合树脂密封性能好

金融界
16 May

金融界2025年5月16日消息,国家知识产权局信息显示,中国石油天然气集团有限公司、中国石油集团工程材料研究院有限公司申请一项名为“一种复合树脂及其制备方法与应用”的专利,公开号CN119978705A,申请日期为2023年11月。专利摘要显示,本发明提供了一种复合树脂及其制备方法与应用。所述复合树脂的原料组成包括:环氧树脂30%‑50%、固化剂10%‑30%、气凝胶二氧化硅0.1%‑5%、硅烷...

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