CN114634468B - 一种环氧脂肪酸甲酯脱酸工艺 - Google Patents
一种环氧脂肪酸甲酯脱酸工艺 Download PDFInfo
- Publication number
- CN114634468B CN114634468B CN202210351012.3A CN202210351012A CN114634468B CN 114634468 B CN114634468 B CN 114634468B CN 202210351012 A CN202210351012 A CN 202210351012A CN 114634468 B CN114634468 B CN 114634468B
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- Prior art keywords
- fatty acid
- methyl ester
- acid methyl
- epoxy
- stripping
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- 239000004593 Epoxy Substances 0.000 title claims abstract description 70
- 235000019387 fatty acid methyl ester Nutrition 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000012043 crude product Substances 0.000 claims abstract description 35
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 36
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 19
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 18
- 235000019253 formic acid Nutrition 0.000 claims description 18
- 239000002351 wastewater Substances 0.000 claims description 15
- 238000006735 epoxidation reaction Methods 0.000 claims description 14
- -1 methyl epoxide Chemical class 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 7
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- 229930195729 fatty acid Natural products 0.000 claims description 5
- 239000000194 fatty acid Substances 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 5
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 4
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 239000011630 iodine Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 12
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000053 physical method Methods 0.000 abstract description 2
- 150000004702 methyl esters Chemical class 0.000 description 26
- 239000000047 product Substances 0.000 description 16
- 238000005406 washing Methods 0.000 description 16
- 239000003921 oil Substances 0.000 description 11
- 239000002994 raw material Substances 0.000 description 10
- 239000000945 filler Substances 0.000 description 8
- 239000003513 alkali Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 230000005855 radiation Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000000344 soap Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004014 plasticizer Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000199 molecular distillation Methods 0.000 description 1
- 235000014593 oils and fats Nutrition 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 239000011973 solid acid Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/38—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D303/40—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals by ester radicals
- C07D303/42—Acyclic compounds having a chain of seven or more carbon atoms, e.g. epoxidised fats
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/32—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Epoxy Compounds (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN202210351012.3A CN114634468B (zh) | 2022-04-02 | 2022-04-02 | 一种环氧脂肪酸甲酯脱酸工艺 |
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CN202210351012.3A CN114634468B (zh) | 2022-04-02 | 2022-04-02 | 一种环氧脂肪酸甲酯脱酸工艺 |
Publications (2)
Publication Number | Publication Date |
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CN114634468A CN114634468A (zh) | 2022-06-17 |
CN114634468B true CN114634468B (zh) | 2024-06-04 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101372539A (zh) * | 2008-07-31 | 2009-02-25 | 浙江嘉澳化工有限公司 | 一种利用废油及油脚生产环保型增塑剂的方法 |
CN101445495A (zh) * | 2008-12-31 | 2009-06-03 | 江南大学 | 一种低能耗、少废水,高品质环氧油酯的生产方法 |
CN102517149A (zh) * | 2011-11-22 | 2012-06-27 | 浙江嘉澳环保科技股份有限公司 | 环氧大豆油的后处理方法 |
CN105018236A (zh) * | 2014-04-28 | 2015-11-04 | 南通海珥玛植物油脂有限公司 | 一种环氧大豆油生产降酸工艺 |
CN107857744A (zh) * | 2016-09-22 | 2018-03-30 | 浙江嘉澳环保科技股份有限公司 | 一种环氧脂肪酸甲酯增塑剂生产工艺及得到的增塑剂 |
CN208406128U (zh) * | 2018-05-28 | 2019-01-22 | 立钢贝纳德工程设备(广州)有限公司 | 双层填料式填料塔 |
CN113929643A (zh) * | 2020-07-14 | 2022-01-14 | 浙江嘉澳环保科技股份有限公司 | 一种环氧大豆油的连续化生产工艺及系统 |
-
2022
- 2022-04-02 CN CN202210351012.3A patent/CN114634468B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101372539A (zh) * | 2008-07-31 | 2009-02-25 | 浙江嘉澳化工有限公司 | 一种利用废油及油脚生产环保型增塑剂的方法 |
CN101445495A (zh) * | 2008-12-31 | 2009-06-03 | 江南大学 | 一种低能耗、少废水,高品质环氧油酯的生产方法 |
CN102517149A (zh) * | 2011-11-22 | 2012-06-27 | 浙江嘉澳环保科技股份有限公司 | 环氧大豆油的后处理方法 |
CN105018236A (zh) * | 2014-04-28 | 2015-11-04 | 南通海珥玛植物油脂有限公司 | 一种环氧大豆油生产降酸工艺 |
CN107857744A (zh) * | 2016-09-22 | 2018-03-30 | 浙江嘉澳环保科技股份有限公司 | 一种环氧脂肪酸甲酯增塑剂生产工艺及得到的增塑剂 |
CN208406128U (zh) * | 2018-05-28 | 2019-01-22 | 立钢贝纳德工程设备(广州)有限公司 | 双层填料式填料塔 |
CN113929643A (zh) * | 2020-07-14 | 2022-01-14 | 浙江嘉澳环保科技股份有限公司 | 一种环氧大豆油的连续化生产工艺及系统 |
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CN114634468A (zh) | 2022-06-17 |
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Effective date of registration: 20240731 Address after: Building 8, No. 233, Fuxing South Road, wutong Street, Tongxiang City, Jiaxing City, Zhejiang Province 314599 Patentee after: Zhejiang Jiaao Chemical Co.,Ltd. Country or region after: China Address before: No. 761, Chongfu Avenue, phase I Industrial Zone, Tongxiang Economic Development Zone, Jiaxing City, Zhejiang Province, 314500 Patentee before: ZHEJIANG JIAAO ENVIRONMENT PROTECTION TECHNOLOGY Co.,Ltd. Country or region before: China |
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