CN112742062B - 一种长链二元酸的重结晶方法 - Google Patents
一种长链二元酸的重结晶方法 Download PDFInfo
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- CN112742062B CN112742062B CN201911048908.9A CN201911048908A CN112742062B CN 112742062 B CN112742062 B CN 112742062B CN 201911048908 A CN201911048908 A CN 201911048908A CN 112742062 B CN112742062 B CN 112742062B
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- long
- dibasic acid
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- treated
- pressure
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- 239000002253 acid Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000001953 recrystallisation Methods 0.000 title claims abstract description 22
- 239000002904 solvent Substances 0.000 claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000011259 mixed solution Substances 0.000 claims abstract description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 9
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims description 5
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 claims description 4
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 4
- BPIUIOXAFBGMNB-UHFFFAOYSA-N 1-hexoxyhexane Chemical compound CCCCCCOCCCCCC BPIUIOXAFBGMNB-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 3
- POEDHWVTLBLWDA-UHFFFAOYSA-N 1-butylindole-2,3-dione Chemical compound C1=CC=C2N(CCCC)C(=O)C(=O)C2=C1 POEDHWVTLBLWDA-UHFFFAOYSA-N 0.000 claims 1
- 239000013078 crystal Substances 0.000 abstract description 18
- 238000001816 cooling Methods 0.000 abstract description 13
- 238000002425 crystallisation Methods 0.000 abstract description 13
- 230000008025 crystallization Effects 0.000 abstract description 12
- 150000002170 ethers Chemical class 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 10
- 238000005086 pumping Methods 0.000 description 7
- AOPDRZXCEAKHHW-UHFFFAOYSA-N 1-pentoxypentane Chemical compound CCCCCOCCCCC AOPDRZXCEAKHHW-UHFFFAOYSA-N 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000000855 fermentation Methods 0.000 description 4
- 230000004151 fermentation Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000001502 supplementing effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- -1 carbon alcohols Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN201911048908.9A CN112742062B (zh) | 2019-10-31 | 2019-10-31 | 一种长链二元酸的重结晶方法 |
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CN201911048908.9A CN112742062B (zh) | 2019-10-31 | 2019-10-31 | 一种长链二元酸的重结晶方法 |
Publications (2)
Publication Number | Publication Date |
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CN112742062A CN112742062A (zh) | 2021-05-04 |
CN112742062B true CN112742062B (zh) | 2022-11-11 |
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CN201911048908.9A Active CN112742062B (zh) | 2019-10-31 | 2019-10-31 | 一种长链二元酸的重结晶方法 |
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CN (1) | CN112742062B (zh) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101475464A (zh) * | 2009-02-09 | 2009-07-08 | 南京工业大学 | 一种利用纳滤从丁二酸发酵液中分离提取丁二酸的方法 |
CN102070684A (zh) * | 2010-12-24 | 2011-05-25 | 南京泽朗医药科技有限公司 | 一种提取紫丁香苷的方法 |
CN102850542A (zh) * | 2012-08-31 | 2013-01-02 | 上海焦耳蜡业有限公司 | 利用回收的混合二元酸制备合成蜡的方法 |
CN102911036A (zh) * | 2011-08-01 | 2013-02-06 | 中国石油化工股份有限公司 | 一种获得高纯度二羧酸的方法 |
CN102964240A (zh) * | 2012-12-10 | 2013-03-13 | 西南化工研究设计院有限公司 | 一种高纯度羟基乙酸晶体的制备方法 |
CN104529741A (zh) * | 2014-12-26 | 2015-04-22 | 淄博广通化工有限责任公司 | 长碳链二元羧酸的提纯方法 |
CN104844442A (zh) * | 2014-02-18 | 2015-08-19 | 上海凯赛生物技术研发中心有限公司 | 一种从溶剂母液中制备混合酸的方法 |
CN109134273A (zh) * | 2018-09-28 | 2019-01-04 | 惠州市宙邦化工有限公司 | 一种季铵盐的提纯方法 |
CN110041193A (zh) * | 2019-03-24 | 2019-07-23 | 张艾琳 | 一种惰性气体保护下的正长链二元酸的精制方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10329240B2 (en) * | 2017-06-28 | 2019-06-25 | Vitaworks Ip, Llc | Process for the separation of long chain amino acids and dibasic acids |
US9969676B1 (en) * | 2017-06-28 | 2018-05-15 | Vitaworks Ip, Llc | Process for the separation of long chain amino acids and dibasic acids |
-
2019
- 2019-10-31 CN CN201911048908.9A patent/CN112742062B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101475464A (zh) * | 2009-02-09 | 2009-07-08 | 南京工业大学 | 一种利用纳滤从丁二酸发酵液中分离提取丁二酸的方法 |
CN102070684A (zh) * | 2010-12-24 | 2011-05-25 | 南京泽朗医药科技有限公司 | 一种提取紫丁香苷的方法 |
CN102911036A (zh) * | 2011-08-01 | 2013-02-06 | 中国石油化工股份有限公司 | 一种获得高纯度二羧酸的方法 |
CN102850542A (zh) * | 2012-08-31 | 2013-01-02 | 上海焦耳蜡业有限公司 | 利用回收的混合二元酸制备合成蜡的方法 |
CN102964240A (zh) * | 2012-12-10 | 2013-03-13 | 西南化工研究设计院有限公司 | 一种高纯度羟基乙酸晶体的制备方法 |
CN104844442A (zh) * | 2014-02-18 | 2015-08-19 | 上海凯赛生物技术研发中心有限公司 | 一种从溶剂母液中制备混合酸的方法 |
CN104529741A (zh) * | 2014-12-26 | 2015-04-22 | 淄博广通化工有限责任公司 | 长碳链二元羧酸的提纯方法 |
CN109134273A (zh) * | 2018-09-28 | 2019-01-04 | 惠州市宙邦化工有限公司 | 一种季铵盐的提纯方法 |
CN110041193A (zh) * | 2019-03-24 | 2019-07-23 | 张艾琳 | 一种惰性气体保护下的正长链二元酸的精制方法 |
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CN112742062A (zh) | 2021-05-04 |
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Effective date of registration: 20231031 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: Sinopec (Dalian) Petrochemical Research Institute Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC Corp. |
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