KR100623849B1 - 2,6-나프탈렌디카르복실산의 제조방법 - Google Patents
2,6-나프탈렌디카르복실산의 제조방법 Download PDFInfo
- Publication number
- KR100623849B1 KR100623849B1 KR1019980058150A KR19980058150A KR100623849B1 KR 100623849 B1 KR100623849 B1 KR 100623849B1 KR 1019980058150 A KR1019980058150 A KR 1019980058150A KR 19980058150 A KR19980058150 A KR 19980058150A KR 100623849 B1 KR100623849 B1 KR 100623849B1
- Authority
- KR
- South Korea
- Prior art keywords
- cobalt
- nda
- weight ratio
- naphthalenedicarboxylic acid
- present
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/33—Polycyclic acids
- C07C63/337—Polycyclic acids with carboxyl groups bound to condensed ring systems
- C07C63/34—Polycyclic acids with carboxyl groups bound to condensed ring systems containing two condensed rings
- C07C63/38—Polycyclic acids with carboxyl groups bound to condensed ring systems containing two condensed rings containing two carboxyl groups both bound to carbon atoms of the condensed ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
- C07C2523/74—Iron group metals
- C07C2523/75—Cobalt
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
- C07C2523/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
- C07C2523/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C2523/889—Manganese, technetium or rhenium
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
Description
구분 | 주촉매구성원소함량(ppm) | 부가촉매구성원소함량(ppm) | NDA수율1(%) | 연소율2(%) | Color-b치 | ||||
코발트 | 망간 | 브롬 | 세륨 | 구리 | CO | CO2 | |||
실시예1 | 2800 | 1000 | 2500 | 100 | 5 | 94 | 0.13 | 0.51 | 23 |
실시예2 | 2800 | 1000 | 2500 | 100 | 10 | 96 | 0.10 | 0.39 | 26 |
실시예3 | 2800 | 1000 | 2500 | 100 | 20 | 92 | 0.11 | 0.38 | 29 |
실시예4 | 2800 | 1000 | 2500 | 200 | 10 | 91 | 0.10 | 0.52 | 24 |
비교예1 | 2800 | 1000 | 2500 | - | - | 85 | 0.21 | 0.80 | 41 |
비교예2 | 2800 | 1000 | 2500 | 200 | - | 89 | 0.09 | 0.33 | 26 |
비교예3 | 2800 | 1000 | 2500 | - | 10 | 90 | 0.08 | 0.67 | 30 |
Claims (2)
- 2,6-디메틸나프탈렌으로부터 2,6-나프탈렌디카르복실산을 제조하는 방법에 있어서, 반응기에 산으로된 용매와 2,6-디메틸나프탈렌을 투입하여 혼합하고, 이 혼합용액에 상기 2,6-디메틸나프탈렌에 대한 무게비로 0.01∼10의 코발트, 상기 코발트에 대한 무게비로 0.01∼5의 망간 및 상기 코발트에 대한 무게비로 0.05∼10의 브롬을 포함하는 주촉매와, 상기 코발트에 대한 무게비로 0.01∼1의 세륨 및 상기 코발트에 대한 무게비로 0.0001∼0.05의 구리를 포함하는 부가촉매를 투입하고, 산소함유 가스를 공급하여 액상 발열산화시키는 것을 특징으로 하는 2,6-나프탈렌디카르복실산의 제조방법.
- 제 1항에 있어서, 상기 산화반응을 100℃∼300℃의 온도 및 1Kg/cm2∼ 20Kg/cm2의 압력에서 수행하는 것을 특징으로 하는 나프탈렌디카르복실산의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980058150A KR100623849B1 (ko) | 1998-12-24 | 1998-12-24 | 2,6-나프탈렌디카르복실산의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980058150A KR100623849B1 (ko) | 1998-12-24 | 1998-12-24 | 2,6-나프탈렌디카르복실산의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000042074A KR20000042074A (ko) | 2000-07-15 |
KR100623849B1 true KR100623849B1 (ko) | 2006-12-19 |
Family
ID=19565318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980058150A KR100623849B1 (ko) | 1998-12-24 | 1998-12-24 | 2,6-나프탈렌디카르복실산의 제조방법 |
Country Status (1)
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KR (1) | KR100623849B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020001687A (ko) * | 2001-11-23 | 2002-01-09 | 주식회사 브레인체인 | 딜스-알더 반응을 이용한 피이엔 원료의 제조방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03187212A (ja) * | 1989-12-15 | 1991-08-15 | Fujitsu Ltd | マスクの位置合わせ方法 |
US5183933A (en) * | 1991-10-15 | 1993-02-02 | Amoco Corporation | Process for preparing 2,6-naphthalene-dicarboxylic acid |
JPH06279356A (ja) * | 1993-03-29 | 1994-10-04 | Mitsubishi Petrochem Co Ltd | 2,6−ナフタレンジカルボン酸の製造方法 |
EP0361840B1 (en) * | 1988-09-28 | 1995-04-26 | Amoco Corporation | Method for making 2,6-naphthalene-dicarboxylic acid |
JPH10316615A (ja) * | 1997-05-21 | 1998-12-02 | Mitsubishi Gas Chem Co Inc | 2,6−ナフタレンジカルボン酸の製造法 |
WO1999018059A1 (en) * | 1997-10-03 | 1999-04-15 | Eastman Chemical Company | Preparation of 2,6-naphthalenedicarboxylic acid |
-
1998
- 1998-12-24 KR KR1019980058150A patent/KR100623849B1/ko not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0361840B1 (en) * | 1988-09-28 | 1995-04-26 | Amoco Corporation | Method for making 2,6-naphthalene-dicarboxylic acid |
JPH03187212A (ja) * | 1989-12-15 | 1991-08-15 | Fujitsu Ltd | マスクの位置合わせ方法 |
US5183933A (en) * | 1991-10-15 | 1993-02-02 | Amoco Corporation | Process for preparing 2,6-naphthalene-dicarboxylic acid |
JPH06279356A (ja) * | 1993-03-29 | 1994-10-04 | Mitsubishi Petrochem Co Ltd | 2,6−ナフタレンジカルボン酸の製造方法 |
JPH10316615A (ja) * | 1997-05-21 | 1998-12-02 | Mitsubishi Gas Chem Co Inc | 2,6−ナフタレンジカルボン酸の製造法 |
WO1999018059A1 (en) * | 1997-10-03 | 1999-04-15 | Eastman Chemical Company | Preparation of 2,6-naphthalenedicarboxylic acid |
Also Published As
Publication number | Publication date |
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KR20000042074A (ko) | 2000-07-15 |
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