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万华化学获得发明专利授权:“一种生产维生素A棕榈酸酯的方法”
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万华化学获得发明专利授权:“一种生产维生素A棕榈酸酯的方法”
摘要:2025年7月,万华化学新获得一项发明专利授权,专利名为"一种生产维生素A棕榈酸酯的方法"。2025年7月,万华化学集团股份有限公司(万华化学)新获得一项发明专利授权,专利名为"一种生产维生素A棕榈酸酯的方法",授权日为2025年7月11日。 本发明提供了一种生产维生素A棕榈酸酯的方法,所述方法包括以下步骤:将维生素A醇溶液和棕榈酸混合后通入装填有催化剂的鼓泡塔式反应器中进行酯化反应,并从鼓泡塔式反应器的底部通入保护性气体,反应后得到维生素A棕榈酸酯,保护性气体从鼓泡塔式反应器的顶部排出;...
Vitamins China E-News (Chinese version) 202507
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