CN102050716B - 一种从硫酸中分离并净化2-乙基蒽醌的方法 - Google Patents
一种从硫酸中分离并净化2-乙基蒽醌的方法 Download PDFInfo
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CN110787484B (zh) * | 2018-08-03 | 2020-10-02 | 百色世裕化工科技有限公司 | 一种2-乙基蒽醌闭环萃取液的碱洗及碱洗废水处理工艺 |
CN112340706A (zh) * | 2020-11-23 | 2021-02-09 | 潍坊门捷化工有限公司 | 一种从硫酸中分离并净化2-甲基蒽醌的方法 |
CN113956147A (zh) * | 2021-11-22 | 2022-01-21 | 浙江金科日化原料有限公司 | 一种2-乙基蒽醌粗品脱色工艺 |
CN113979849B (zh) * | 2021-11-22 | 2024-03-29 | 浙江金科日化新材料股份有限公司 | 一种2-乙基蒽醌脱硫、脱氯的提纯工艺 |
CN113968778B (zh) * | 2021-11-22 | 2024-03-29 | 浙江金科日化新材料股份有限公司 | 一种2-(4’-乙基苯甲酰基)苯甲酸闭环液一步法连续水析萃取分相的装置及工艺 |
CN114436800A (zh) * | 2022-01-26 | 2022-05-06 | 重庆毂运科技有限公司 | 一种2-乙基蒽醌粗品酸析碱洗分离***及其工艺 |
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Non-Patent Citations (4)
Title |
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2-乙基蒽醌的合成;陈坤 等;《湖北化工》;19981231(第1期);第36-37页 * |
2-乙基蒽醌精品的研制;路文江 等;《河北化工》;19931231(第2期);第4-6页 * |
路文江 等.2-乙基蒽醌精品的研制.《河北化工》.1993,(第2期),第4-6页. |
陈坤 等.2-乙基蒽醌的合成.《湖北化工》.1998,(第1期),第36-37页. |
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Address after: 262737 Lingang chemical industry park, Binhai Economic Development Zone, Weifang City, Shandong Province Patentee after: Shandong Menjie New Materials Co.,Ltd. Address before: 262737 Weifang Mengjie Chemical Co., Ltd., Lingang Chemical Park, Binhai Economic Development Zone, Weifang City, Shandong Province Patentee before: Weifang Menjie Chemical Co.,Ltd. |
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Denomination of invention: A method for separating and purifying 2-ethylanthraquinone from sulfuric acid Effective date of registration: 20230607 Granted publication date: 20130724 Pledgee: Binhai Sub Branch of Weifang Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Menjie New Materials Co.,Ltd. Registration number: Y2023980043095 |