KR20090024762A - 수소화 방향족 폴리카르복시산의 제조방법 및 수소화 방향족 폴리카르복시산 무수물의 제조방법 - Google Patents
수소화 방향족 폴리카르복시산의 제조방법 및 수소화 방향족 폴리카르복시산 무수물의 제조방법 Download PDFInfo
- Publication number
- KR20090024762A KR20090024762A KR1020090009804A KR20090009804A KR20090024762A KR 20090024762 A KR20090024762 A KR 20090024762A KR 1020090009804 A KR1020090009804 A KR 1020090009804A KR 20090009804 A KR20090009804 A KR 20090009804A KR 20090024762 A KR20090024762 A KR 20090024762A
- Authority
- KR
- South Korea
- Prior art keywords
- acid
- aromatic polycarboxylic
- reaction
- polycarboxylic acid
- catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 125000003118 aryl group Chemical group 0.000 title claims abstract description 105
- 239000002253 acid Substances 0.000 title claims abstract description 93
- 238000000034 method Methods 0.000 title claims abstract description 46
- 150000008065 acid anhydrides Chemical class 0.000 title abstract description 21
- 239000003054 catalyst Substances 0.000 claims abstract description 103
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims abstract description 78
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 44
- 239000001257 hydrogen Substances 0.000 claims abstract description 39
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 39
- 239000010948 rhodium Substances 0.000 claims abstract description 29
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims abstract description 22
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 20
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 20
- 229910052703 rhodium Inorganic materials 0.000 claims abstract description 15
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 13
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 12
- CYIDZMCFTVVTJO-UHFFFAOYSA-N pyromellitic acid Chemical compound OC(=O)C1=CC(C(O)=O)=C(C(O)=O)C=C1C(O)=O CYIDZMCFTVVTJO-UHFFFAOYSA-N 0.000 claims description 84
- ZPAKUZKMGJJMAA-UHFFFAOYSA-N Cyclohexane-1,2,4,5-tetracarboxylic acid Chemical compound OC(=O)C1CC(C(O)=O)C(C(O)=O)CC1C(O)=O ZPAKUZKMGJJMAA-UHFFFAOYSA-N 0.000 claims description 60
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- 150000008064 anhydrides Chemical class 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 12
- 229960000583 acetic acid Drugs 0.000 claims description 11
- 239000012362 glacial acetic acid Substances 0.000 claims description 9
- 230000018044 dehydration Effects 0.000 claims description 6
- LJMPOXUWPWEILS-UHFFFAOYSA-N 3a,4,4a,7a,8,8a-hexahydrofuro[3,4-f][2]benzofuran-1,3,5,7-tetrone Chemical compound C1C2C(=O)OC(=O)C2CC2C(=O)OC(=O)C21 LJMPOXUWPWEILS-UHFFFAOYSA-N 0.000 claims description 5
- 239000010970 precious metal Substances 0.000 claims description 5
- 150000007513 acids Chemical class 0.000 abstract description 14
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- -1 aliphatic cyclic compound Chemical class 0.000 description 17
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- QMKYBPDZANOJGF-UHFFFAOYSA-N benzene-1,3,5-tricarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(C(O)=O)=C1 QMKYBPDZANOJGF-UHFFFAOYSA-N 0.000 description 12
- 238000001994 activation Methods 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 10
- WTNDADANUZETTI-UHFFFAOYSA-N cyclohexane-1,2,4-tricarboxylic acid Chemical compound OC(=O)C1CCC(C(O)=O)C(C(O)=O)C1 WTNDADANUZETTI-UHFFFAOYSA-N 0.000 description 10
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- YJLYANLCNIKXMG-UHFFFAOYSA-N N-Methyldioctylamine Chemical compound CCCCCCCCN(C)CCCCCCCC YJLYANLCNIKXMG-UHFFFAOYSA-N 0.000 description 6
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- GTDPSWPPOUPBNX-UHFFFAOYSA-N ac1mqpva Chemical compound CC12C(=O)OC(=O)C1(C)C1(C)C2(C)C(=O)OC1=O GTDPSWPPOUPBNX-UHFFFAOYSA-N 0.000 description 4
- UJMDYLWCYJJYMO-UHFFFAOYSA-N benzene-1,2,3-tricarboxylic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1C(O)=O UJMDYLWCYJJYMO-UHFFFAOYSA-N 0.000 description 4
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- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- YDSWCNNOKPMOTP-UHFFFAOYSA-N mellitic acid Chemical compound OC(=O)C1=C(C(O)=O)C(C(O)=O)=C(C(O)=O)C(C(O)=O)=C1C(O)=O YDSWCNNOKPMOTP-UHFFFAOYSA-N 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
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- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 125000004018 acid anhydride group Chemical group 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 239000012024 dehydrating agents Substances 0.000 description 3
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- 150000002170 ethers Chemical class 0.000 description 3
- 150000002576 ketones Chemical class 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical class CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- IQVLXQGNLCPZCL-UHFFFAOYSA-N (2,5-dioxopyrrolidin-1-yl) 2,6-bis[(2-methylpropan-2-yl)oxycarbonylamino]hexanoate Chemical compound CC(C)(C)OC(=O)NCCCCC(NC(=O)OC(C)(C)C)C(=O)ON1C(=O)CCC1=O IQVLXQGNLCPZCL-UHFFFAOYSA-N 0.000 description 2
- XLXVRIOQCHHBTC-UHFFFAOYSA-N 2,2-bis(phenoxycarbonyl)propanedioic acid Chemical compound C=1C=CC=CC=1OC(=O)C(C(O)=O)(C(=O)O)C(=O)OC1=CC=CC=C1 XLXVRIOQCHHBTC-UHFFFAOYSA-N 0.000 description 2
- GWHLJVMSZRKEAQ-UHFFFAOYSA-N 3-(2,3-dicarboxyphenyl)phthalic acid Chemical compound OC(=O)C1=CC=CC(C=2C(=C(C(O)=O)C=CC=2)C(O)=O)=C1C(O)=O GWHLJVMSZRKEAQ-UHFFFAOYSA-N 0.000 description 2
- UITKHKNFVCYWNG-UHFFFAOYSA-N 4-(3,4-dicarboxybenzoyl)phthalic acid Chemical compound C1=C(C(O)=O)C(C(=O)O)=CC=C1C(=O)C1=CC=C(C(O)=O)C(C(O)=O)=C1 UITKHKNFVCYWNG-UHFFFAOYSA-N 0.000 description 2
- AIVVXPSKEVWKMY-UHFFFAOYSA-N 4-(3,4-dicarboxyphenoxy)phthalic acid Chemical compound C1=C(C(O)=O)C(C(=O)O)=CC=C1OC1=CC=C(C(O)=O)C(C(O)=O)=C1 AIVVXPSKEVWKMY-UHFFFAOYSA-N 0.000 description 2
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- NEQFBGHQPUXOFH-UHFFFAOYSA-N 4-(4-carboxyphenyl)benzoic acid Chemical compound C1=CC(C(=O)O)=CC=C1C1=CC=C(C(O)=O)C=C1 NEQFBGHQPUXOFH-UHFFFAOYSA-N 0.000 description 2
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- 229910000831 Steel Inorganic materials 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
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- RSHYBLDYLNAJJV-UHFFFAOYSA-N anthracene-1,2,3,4-tetracarboxylic acid Chemical compound C1=CC=CC2=CC3=C(C(O)=O)C(C(=O)O)=C(C(O)=O)C(C(O)=O)=C3C=C21 RSHYBLDYLNAJJV-UHFFFAOYSA-N 0.000 description 2
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- 239000004848 polyfunctional curative Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- WYVAMUWZEOHJOQ-UHFFFAOYSA-N propionic anhydride Chemical compound CCC(=O)OC(=O)CC WYVAMUWZEOHJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 150000000000 tetracarboxylic acids Chemical class 0.000 description 1
- FRBIXZIRQKZWGN-UHFFFAOYSA-N tetraethyl benzene-1,2,4,5-tetracarboxylate Chemical compound CCOC(=O)C1=CC(C(=O)OCC)=C(C(=O)OCC)C=C1C(=O)OCC FRBIXZIRQKZWGN-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 125000005329 tetralinyl group Chemical group C1(CCCC2=CC=CC=C12)* 0.000 description 1
- 150000003628 tricarboxylic acids Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/36—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by hydrogenation of carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
- C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Furan Compounds (AREA)
Abstract
Description
전환율(%) | 선택도(%) | 순환 횟수 | |
실시예 9 | 99.94 | 94.8 | 1차 |
실시예 10 | 99.96 | 95.0 | 2차 |
실시예 11 | 99.94 | 94.7 | 3차 |
실시예 12 | 99.97 | 94.9 | 4차 |
실시예 13 | 99.97 | 94.3 | 5차 |
실시예 14 | 99.95 | 93.9 | 6차 |
실시예 15 | 99.94 | 94.1 | 7차 |
실시예 16 | 99.93 | 94.3 | 8차 |
실시예 17 | 99.98 | 94.3 | 9차 |
전환율(%) | 선택도(%) | 순환 횟수 | |
실시예 19 | 99.95 | 94.6 | 1차 |
실시예 20 | 99.96 | 93.9 | 2차 |
실시예 21 | 99.95 | 94.1 | 3차 |
실시예 22 | 99.94 | 94.2 | 4차 |
실시예 23 | 99.94 | 94.0 | 5차 |
실시예 24 | 99.95 | 93.9 | 6차 |
실시예 25 | 99.93 | 94.1 | 7차 |
실시예 26 | 99.95 | 93.8 | 8차 |
실시예 27 | 99.94 | 93.8 | 9차 |
Claims (4)
Applications Claiming Priority (4)
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JP2001400207 | 2001-12-28 | ||
JPJP-P-2001-400207 | 2001-12-28 | ||
JPJP-P-2002-013980 | 2002-01-23 | ||
JP2002013980 | 2002-01-23 |
Related Parent Applications (1)
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KR1020020085210A Division KR100926854B1 (ko) | 2001-12-28 | 2002-12-27 | 수소화 방향족 폴리카르복시산의 제조방법 및 수소화 방향족 폴리카르복시산 무수물의 제조방법 |
Publications (2)
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KR20090024762A true KR20090024762A (ko) | 2009-03-09 |
KR100935496B1 KR100935496B1 (ko) | 2010-01-11 |
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KR1020090009804A Expired - Lifetime KR100935496B1 (ko) | 2001-12-28 | 2009-02-06 | 수소화 방향족 폴리카르복시산의 제조방법 및 수소화 방향족 폴리카르복시산 무수물의 제조방법 |
KR1020090077154A Expired - Lifetime KR100936578B1 (ko) | 2001-12-28 | 2009-08-20 | 수소화 방향족 폴리카르복시산의 제조방법 및 수소화 방향족 폴리카르복시산 무수물의 제조방법 |
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KR1020020085210A Expired - Lifetime KR100926854B1 (ko) | 2001-12-28 | 2002-12-27 | 수소화 방향족 폴리카르복시산의 제조방법 및 수소화 방향족 폴리카르복시산 무수물의 제조방법 |
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US (1) | US6927306B2 (ko) |
EP (1) | EP1323700B1 (ko) |
JP (2) | JP4217877B2 (ko) |
KR (3) | KR100926854B1 (ko) |
CN (1) | CN100424062C (ko) |
DE (1) | DE60221955T2 (ko) |
TW (1) | TWI259177B (ko) |
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DE10338919A1 (de) * | 2003-08-20 | 2005-04-21 | Basf Ag | Verfahren zur Herstellung von Polyamiden |
JP4622406B2 (ja) * | 2004-09-15 | 2011-02-02 | 新日本理化株式会社 | 水素化芳香族ポリカルボン酸の製造方法 |
JP2006124313A (ja) * | 2004-10-28 | 2006-05-18 | Nippon Steel Chem Co Ltd | 脂環式多価カルボン酸及びその無水物の製造方法 |
US20060257313A1 (en) * | 2005-02-17 | 2006-11-16 | Alan Cisar | Hydrolysis of chemical hydrides utilizing hydrated compounds |
US20100145002A1 (en) * | 2005-06-01 | 2010-06-10 | Mitsubishi Chemical Corporation | Tetracarboxylic acid or polyesterimide thereof, and process for production of the same |
WO2007063974A1 (ja) * | 2005-12-02 | 2007-06-07 | Nagoya Industrial Science Research Institute | 芳香環化合物の芳香環への水素添加方法 |
JP5239140B2 (ja) * | 2006-09-06 | 2013-07-17 | 三菱瓦斯化学株式会社 | 水素化芳香族カルボン酸の製造方法 |
CN102105428A (zh) * | 2008-07-23 | 2011-06-22 | 三菱瓦斯化学株式会社 | 芳香族多羧酸的加氢化合物的制备方法 |
CN101891721B (zh) * | 2010-07-28 | 2011-11-23 | 常州市阳光药业有限公司 | 电子级氢化偏苯三酸酐的制备方法 |
CN103502197B (zh) * | 2011-03-01 | 2015-04-01 | 三菱瓦斯化学株式会社 | 脂环族羧酸的制造方法及用于该方法的催化剂 |
JP5751104B2 (ja) * | 2011-09-08 | 2015-07-22 | 三菱瓦斯化学株式会社 | シクロヘキサントリカルボン酸無水物のトランス体製造法 |
CN102381977B (zh) * | 2011-10-28 | 2014-07-23 | 荣成市科盛化工有限公司 | 氢化均苯四甲酸脂的制备 |
TWI421240B (zh) * | 2011-12-12 | 2014-01-01 | Ind Tech Res Inst | 苯多羧酸或其衍生物形成環己烷多元酸酯之氫化方法 |
KR101401909B1 (ko) | 2012-03-07 | 2014-05-29 | 선문대학교 산학협력단 | 무착상 연속운전용 실외 열교환기가 형성된 히트펌프장치 및 제상방법 |
CN102675665B (zh) * | 2012-04-23 | 2014-05-07 | 常州市阳光药业有限公司 | 无色透明聚酰亚胺薄膜的制备方法 |
EP2716623A1 (de) * | 2012-10-05 | 2014-04-09 | Basf Se | Verfahren zur Herstellung von Cyclohexanpolycarbonsäure-Derivaten mit geringem Nebenproduktanteil |
US9090553B2 (en) | 2012-10-05 | 2015-07-28 | Basf Se | Process for preparing cyclohexanepolycarboxylic acid derivatives having a low proportion of by-products |
JP6314411B2 (ja) * | 2013-10-10 | 2018-04-25 | 三菱瓦斯化学株式会社 | 芳香族カルボン酸類の水素化触媒およびその製造方法 |
CN103992330B (zh) * | 2014-05-23 | 2016-09-21 | 常州市阳光药业有限公司 | 电子级氢化均苯四甲酸二酐的制备方法 |
CN104945237A (zh) * | 2015-05-15 | 2015-09-30 | 济南磐石医药科技有限公司 | (1r,2r)-反式环己烷二羧酸的合成方法 |
JP7196835B2 (ja) * | 2017-03-29 | 2022-12-27 | 三菱瓦斯化学株式会社 | 1,2,4,5-シクロヘキサンテトラカルボン酸二無水物の製造方法 |
CN110402243B (zh) * | 2017-03-29 | 2022-05-03 | 三菱瓦斯化学株式会社 | 顺式,顺式-1,2,4-环己烷三羧酸晶体的制造方法 |
JP2022042025A (ja) * | 2018-12-21 | 2022-03-14 | 三菱瓦斯化学株式会社 | シクロヘキサントリカルボン酸無水物の結晶の製造方法および結晶 |
CN115232001B (zh) * | 2021-04-25 | 2024-08-30 | 中国石油化工股份有限公司 | 氢化均苯四甲酸合成方法 |
CN113831310B (zh) * | 2021-11-10 | 2024-10-22 | 江苏正丹化学工业股份有限公司 | 偏苯三酸酐催化加氢合成1,2,4-环己烷三甲酸酐的方法 |
CN114163449B (zh) * | 2021-12-20 | 2023-03-17 | 大连奇凯医药科技有限公司 | 1,2,4,5-环己烷四羧酸二酐的制备及表征方法 |
TWI800442B (zh) * | 2022-08-15 | 2023-04-21 | 中國石油化學工業開發股份有限公司 | 1,2,4,5-環己烷四甲酸之純化方法 |
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DE1072620B (de) * | 1957-09-09 | 1960-01-07 | Hercules Powder Company, Wilmington, Del. (V. Sf. A.) | Verfahren zur Herstellung von Hexahydroterephthalsäure |
US3141036A (en) * | 1961-07-27 | 1964-07-14 | Allied Chem | Cyclohexane carboxylic acid produced by hydrogenation of molten benzoic acid |
CH414601A (it) * | 1961-08-18 | 1966-06-15 | Snia Viscosa | Procedimento per la preparazione di acido esaidrobenzoico |
US4754064A (en) * | 1983-10-24 | 1988-06-28 | Amoco Corporation | Preparation of cyclohexane dicarboxylic acids |
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JP2000198760A (ja) * | 1999-01-08 | 2000-07-18 | Mitsubishi Chemicals Corp | 高純度トランス―1,4―シクロヘキサンジカルボン酸ジアルキルの製造方法 |
JP2002001118A (ja) * | 2000-06-23 | 2002-01-08 | Koei Chem Co Ltd | 活性化された白金触媒及びそれを用いたアミンの製造法 |
-
2002
- 2002-12-24 DE DE60221955T patent/DE60221955T2/de not_active Expired - Lifetime
- 2002-12-24 EP EP02028941A patent/EP1323700B1/en not_active Expired - Lifetime
- 2002-12-26 JP JP2002376052A patent/JP4217877B2/ja not_active Expired - Lifetime
- 2002-12-27 US US10/329,510 patent/US6927306B2/en not_active Expired - Lifetime
- 2002-12-27 CN CNB021282005A patent/CN100424062C/zh not_active Expired - Lifetime
- 2002-12-27 TW TW091137586A patent/TWI259177B/zh not_active IP Right Cessation
- 2002-12-27 KR KR1020020085210A patent/KR100926854B1/ko not_active Expired - Lifetime
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2008
- 2008-09-16 JP JP2008236262A patent/JP2009057385A/ja active Pending
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2009
- 2009-02-06 KR KR1020090009804A patent/KR100935496B1/ko not_active Expired - Lifetime
- 2009-08-20 KR KR1020090077154A patent/KR100936578B1/ko not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6927306B2 (en) | 2005-08-09 |
DE60221955T2 (de) | 2007-12-06 |
KR100935496B1 (ko) | 2010-01-11 |
JP4217877B2 (ja) | 2009-02-04 |
KR100936578B1 (ko) | 2010-01-13 |
CN100424062C (zh) | 2008-10-08 |
TW200301247A (en) | 2003-07-01 |
US20030149297A1 (en) | 2003-08-07 |
EP1323700A1 (en) | 2003-07-02 |
EP1323700B1 (en) | 2007-08-22 |
CN1428324A (zh) | 2003-07-09 |
KR20090101144A (ko) | 2009-09-24 |
TWI259177B (en) | 2006-08-01 |
KR100926854B1 (ko) | 2009-11-13 |
KR20030022754A (ko) | 2003-03-17 |
JP2003286222A (ja) | 2003-10-10 |
JP2009057385A (ja) | 2009-03-19 |
DE60221955D1 (de) | 2007-10-04 |
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