CN106365952B - 一种安赛蜜合成中溶剂自热分离方法 - Google Patents
一种安赛蜜合成中溶剂自热分离方法 Download PDFInfo
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- CN106365952B CN106365952B CN201610751007.6A CN201610751007A CN106365952B CN 106365952 B CN106365952 B CN 106365952B CN 201610751007 A CN201610751007 A CN 201610751007A CN 106365952 B CN106365952 B CN 106365952B
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D291/00—Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms
- C07D291/02—Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms not condensed with other rings
- C07D291/06—Six-membered rings
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- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
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CN201610751007.6A CN106365952B (zh) | 2016-08-30 | 2016-08-30 | 一种安赛蜜合成中溶剂自热分离方法 |
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CN201610751007.6A CN106365952B (zh) | 2016-08-30 | 2016-08-30 | 一种安赛蜜合成中溶剂自热分离方法 |
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CN106365952A CN106365952A (zh) | 2017-02-01 |
CN106365952B true CN106365952B (zh) | 2018-10-26 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10029999B2 (en) | 2016-09-21 | 2018-07-24 | Celanese International Corporation | Acesulfame potassium compositions and processes for producing same |
WO2018057387A1 (en) | 2016-09-21 | 2018-03-29 | Celanese International Corporation | Acesulfame potassium compositions and processes for producing same |
SI3322695T1 (sl) | 2016-09-21 | 2020-11-30 | Celanese International Corporation | Sestavki kalijevega acesulfama in postopki za njihovo izdelavo |
EP3317260B1 (en) | 2016-09-21 | 2019-10-30 | Celanese International Corporation | Acesulfame potassium compositions and processes for producing same |
CN109593071A (zh) * | 2018-12-10 | 2019-04-09 | 安徽金禾实业股份有限公司 | 一种连续可控的安赛蜜重结晶离心装置及方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005263779A (ja) * | 2004-02-17 | 2005-09-29 | Daicel Chem Ind Ltd | 3,4−ジヒドロ−1,2,3−オキサチアジン−4−オン−2,2−ジオキサイド化合物又はその塩の製造法 |
CN101787001A (zh) * | 2010-03-17 | 2010-07-28 | 广东省食品工业研究所 | 一种乙酰磺胺酸钾的合成工艺 |
US9024016B2 (en) * | 2012-06-08 | 2015-05-05 | Nutrinova Nutrition Specialists & Food Ingredients GmbH | Process for producing acesulfame potassium |
CN103588728B (zh) * | 2013-11-01 | 2016-06-22 | 安徽金禾实业股份有限公司 | 安赛蜜中和直接结晶生产工艺 |
CN105085160A (zh) * | 2015-08-22 | 2015-11-25 | 安徽金禾实业股份有限公司 | 安赛蜜合成工艺中二氯甲烷的回收方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for solvent self-heating separation in acesulfame potassium synthesis Effective date of registration: 20191113 Granted publication date: 20181026 Pledgee: Bank of China Limited Chuzhou Branch Pledgor: Anhui Jinhe Stock Co., Ltd. Registration number: Y2019340000196 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210115 Granted publication date: 20181026 Pledgee: Bank of China Limited Chuzhou Branch Pledgor: ANHUI JINGHE INDUSTRIAL Co.,Ltd. Registration number: Y2019340000196 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |