CN1056882C - 一种从发酵液分离制备高纯度长链二羧酸及其酯的方法 - Google Patents
一种从发酵液分离制备高纯度长链二羧酸及其酯的方法 Download PDFInfo
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- CN1056882C CN1056882C CN96120124A CN96120124A CN1056882C CN 1056882 C CN1056882 C CN 1056882C CN 96120124 A CN96120124 A CN 96120124A CN 96120124 A CN96120124 A CN 96120124A CN 1056882 C CN1056882 C CN 1056882C
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- dicarboxylic acid
- acid
- ester
- obtains
- dicarboxylic
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
实施例 | 二元酸 | 醇 | 比例 | 酯化收率wt% | 酸回收率wt% | 酯含量wt% |
1 | DC13 | 甲醇 | 1∶5 | 98 | 95 | ≥99 |
2 | DC10~15 | 甲醇 | 1∶5 | 98 | 92 | ≥99 |
3 | DC16 | 甲醇 | 1∶5 | 98 | 94 | ≥99 |
4 | DC13 | 乙醇 | 1∶7 | 95 | 93 | ≥99 |
5 | DC13 | 异丙醇 | 1∶9 | 93 | 91 | ≥98 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN96120124A CN1056882C (zh) | 1996-10-09 | 1996-10-09 | 一种从发酵液分离制备高纯度长链二羧酸及其酯的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN96120124A CN1056882C (zh) | 1996-10-09 | 1996-10-09 | 一种从发酵液分离制备高纯度长链二羧酸及其酯的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1178836A CN1178836A (zh) | 1998-04-15 |
CN1056882C true CN1056882C (zh) | 2000-09-27 |
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Application Number | Title | Priority Date | Filing Date |
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CN96120124A Expired - Lifetime CN1056882C (zh) | 1996-10-09 | 1996-10-09 | 一种从发酵液分离制备高纯度长链二羧酸及其酯的方法 |
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CN (1) | CN1056882C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103121956A (zh) * | 2011-11-21 | 2013-05-29 | 中国石油化工股份有限公司 | 一种由长链二元酸发酵液制备长链二元酸双酯的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5592691A (en) * | 1978-12-28 | 1980-07-14 | Baiorisaac Center:Kk | Purification of dicarboxylic acid produced by fermentation |
JPS55162991A (en) * | 1979-06-08 | 1980-12-18 | Nippon Mining Co Ltd | Separation of long-chain dicarboxylic acid from fermentation broth |
JPS57105193A (en) * | 1980-12-22 | 1982-06-30 | Nippon Mining Co Ltd | Separation of long-chain dicarboxylic ester from fermented broth |
CN1070394A (zh) * | 1991-09-11 | 1993-03-31 | 中国石油化工总公司抚顺石油化工研究院 | 一种精制长链二元酸的方法 |
CN1147016A (zh) * | 1995-10-05 | 1997-04-09 | 中国石油化工总公司 | 一种处理α、ω二元酸发酵液的方法 |
-
1996
- 1996-10-09 CN CN96120124A patent/CN1056882C/zh not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5592691A (en) * | 1978-12-28 | 1980-07-14 | Baiorisaac Center:Kk | Purification of dicarboxylic acid produced by fermentation |
JPS55162991A (en) * | 1979-06-08 | 1980-12-18 | Nippon Mining Co Ltd | Separation of long-chain dicarboxylic acid from fermentation broth |
JPS57105193A (en) * | 1980-12-22 | 1982-06-30 | Nippon Mining Co Ltd | Separation of long-chain dicarboxylic ester from fermented broth |
CN1070394A (zh) * | 1991-09-11 | 1993-03-31 | 中国石油化工总公司抚顺石油化工研究院 | 一种精制长链二元酸的方法 |
CN1147016A (zh) * | 1995-10-05 | 1997-04-09 | 中国石油化工总公司 | 一种处理α、ω二元酸发酵液的方法 |
Also Published As
Publication number | Publication date |
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CN1178836A (zh) | 1998-04-15 |
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