CN104119210A - 一种浆态床和固定床联合制备聚甲氧基二甲醚的方法 - Google Patents
一种浆态床和固定床联合制备聚甲氧基二甲醚的方法 Download PDFInfo
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- CN104119210A CN104119210A CN201410302636.1A CN201410302636A CN104119210A CN 104119210 A CN104119210 A CN 104119210A CN 201410302636 A CN201410302636 A CN 201410302636A CN 104119210 A CN104119210 A CN 104119210A
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- Prior art keywords
- dimethyl ether
- polyoxymethylene dimethyl
- bed
- reaction
- fixed bed
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- 239000002002 slurry Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 31
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 title claims description 5
- -1 polyoxymethylene dimethyl ether Polymers 0.000 claims abstract description 67
- 238000006243 chemical reaction Methods 0.000 claims abstract description 59
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229930040373 Paraformaldehyde Natural products 0.000 claims abstract description 23
- 229920002866 paraformaldehyde Polymers 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 14
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003054 catalyst Substances 0.000 claims description 35
- 230000002378 acidificating effect Effects 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 7
- 239000011973 solid acid Substances 0.000 claims description 7
- 239000002808 molecular sieve Substances 0.000 claims description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000007670 refining Methods 0.000 claims description 2
- 238000005342 ion exchange Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 abstract description 22
- 239000000463 material Substances 0.000 abstract description 18
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 9
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 24
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 14
- 229910052757 nitrogen Inorganic materials 0.000 description 12
- 239000002283 diesel fuel Substances 0.000 description 10
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 7
- 239000003729 cation exchange resin Substances 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 230000000711 cancerogenic effect Effects 0.000 description 3
- 231100000315 carcinogenic Toxicity 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000002194 synthesizing effect Effects 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical compound C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000006384 oligomerization reaction Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000003930 superacid Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
- C07C41/56—Preparation of compounds having groups by reactions producing groups by condensation of aldehydes, paraformaldehyde, or ketones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
组分 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 |
DMM2 | 20.02 | 21.59 | 22.09 | 22.63 | 22.98 | 23.15 |
DMM3 | 10.66 | 11.01 | 11.47 | 12.22 | 13.05 | 13.87 |
DMM4 | 4.09 | 4.53 | 5.62 | 6.43 | 6.99 | 7.8 |
DMM5 | 1.58 | 2.33 | 2.98 | 3.56 | 3.85 | 4.27 |
DMM6 | 1.01 | 1.54 | 1.86 | 1.93 | 2.03 | 2.27 |
DMM7 | 0.44 | 0.6 | 0.75 | 0.87 | 0.91 | 1.04 |
DMM8 | 0.20 | 0.31 | 0.42 | 0.49 | 0.51 | 0.60 |
∑DMM2-8 | 38.00 | 41.91 | 45.19 | 48.13 | 50.32 | 53.00 |
组分 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 |
DMM2 | 19.81 | 20.13 | 20.93 | 20.98 | 22.00 | 23.03 |
DMM3 | 11.11 | 12.23 | 13.05 | 14.01 | 14.32 | 14.88 |
DMM4 | 6.35 | 6.87 | 7.21 | 7.93 | 8.14 | 8.93 |
DMM5 | 2.75 | 3.42 | 3.96 | 4.28 | 4.58 | 4.99 |
DMM6 | 2.66 | 2.98 | 3.24 | 3.65 | 3.78 | 3.83 |
DMM7 | 1.46 | 1.75 | 1.86 | 1.97 | 2.01 | 2.03 |
DMM8 | 0.86 | 0.99 | 1.05 | 1.25 | 1.29 | 1.31 |
∑DMM2-8 | 45.00 | 48.37 | 51.30 | 54.07 | 56.12 | 59.00 |
Claims (10)
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CN201410302636.1A CN104119210B (zh) | 2014-06-27 | 2014-06-27 | 一种浆态床和固定床联合制备聚甲氧基二甲醚的方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104610028A (zh) * | 2015-03-10 | 2015-05-13 | 山东辰信新能源有限公司 | 制备聚甲氧基二甲醚的方法 |
CN104610026A (zh) * | 2015-02-04 | 2015-05-13 | 中国科学院兰州化学物理研究所苏州研究院 | 一种双反应器生产聚甲氧基二甲醚的方法及系统 |
CN104610027A (zh) * | 2015-03-10 | 2015-05-13 | 山东辰信新能源有限公司 | 酸性离子交换纤维催化制备聚甲氧基二甲醚的方法 |
CN104672067A (zh) * | 2014-12-12 | 2015-06-03 | 北京东方红升新能源应用技术研究院有限公司 | 一种精制聚甲氧基二烷基醚的方法 |
CN106397142A (zh) * | 2016-09-05 | 2017-02-15 | 沈阳化工大学 | 一种高选择性制备单一二聚甲缩醛的方法 |
Citations (4)
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---|---|---|---|---|
US6160186A (en) * | 1998-11-12 | 2000-12-12 | Bp Amoco Corporation | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by dehydrogenation of dimethyl ether |
CN102173984A (zh) * | 2011-03-21 | 2011-09-07 | 北京东方红升新能源应用技术研究院有限公司 | 石油馏分制备低聚合度聚甲醛二烷基醚的方法及应用 |
CN103288607A (zh) * | 2013-06-26 | 2013-09-11 | 苏州奥索特新材料有限公司 | 一种聚甲氧基二甲醚的合成方法 |
CN103772164A (zh) * | 2012-10-18 | 2014-05-07 | 中国科学院兰州化学物理研究所 | 连续制备聚甲氧基二烷基醚的反应系统和工艺方法 |
-
2014
- 2014-06-27 CN CN201410302636.1A patent/CN104119210B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US6160186A (en) * | 1998-11-12 | 2000-12-12 | Bp Amoco Corporation | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by dehydrogenation of dimethyl ether |
CN102173984A (zh) * | 2011-03-21 | 2011-09-07 | 北京东方红升新能源应用技术研究院有限公司 | 石油馏分制备低聚合度聚甲醛二烷基醚的方法及应用 |
CN103772164A (zh) * | 2012-10-18 | 2014-05-07 | 中国科学院兰州化学物理研究所 | 连续制备聚甲氧基二烷基醚的反应系统和工艺方法 |
CN103288607A (zh) * | 2013-06-26 | 2013-09-11 | 苏州奥索特新材料有限公司 | 一种聚甲氧基二甲醚的合成方法 |
Non-Patent Citations (1)
Title |
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杨丰科等: "柴油添加剂聚甲氧基二甲醚的合成研究进展", 《应用化工》, vol. 41, no. 10, 31 October 2012 (2012-10-31), pages 1803 - 1806 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104672067A (zh) * | 2014-12-12 | 2015-06-03 | 北京东方红升新能源应用技术研究院有限公司 | 一种精制聚甲氧基二烷基醚的方法 |
CN104610026A (zh) * | 2015-02-04 | 2015-05-13 | 中国科学院兰州化学物理研究所苏州研究院 | 一种双反应器生产聚甲氧基二甲醚的方法及系统 |
CN104610028A (zh) * | 2015-03-10 | 2015-05-13 | 山东辰信新能源有限公司 | 制备聚甲氧基二甲醚的方法 |
CN104610027A (zh) * | 2015-03-10 | 2015-05-13 | 山东辰信新能源有限公司 | 酸性离子交换纤维催化制备聚甲氧基二甲醚的方法 |
CN104610027B (zh) * | 2015-03-10 | 2016-03-16 | 山东辰信新能源有限公司 | 酸性离子交换纤维催化制备聚甲氧基二甲醚的方法 |
CN106397142A (zh) * | 2016-09-05 | 2017-02-15 | 沈阳化工大学 | 一种高选择性制备单一二聚甲缩醛的方法 |
CN106397142B (zh) * | 2016-09-05 | 2019-06-21 | 沈阳化工大学 | 一种高选择性制备单一二聚甲缩醛的方法 |
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