IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0187719
(1994-01-28)
|
우선권정보 |
JP-0012616 (1993-01-28); JP-0153651 (1993-06-24); JP-0308013 (1993-12-08) |
발명자
/ 주소 |
- Ushikubo Takashi (Yokohama JPX) Nakamura Hiroya (Yokohama JPX) Koyasu Yukio (Tokyo JPX) Wajiki Shin (Tokyo JPX)
|
출원인 / 주소 |
- Mitsubishi Kasei Corporation (Tokyo JPX 03)
|
인용정보 |
피인용 횟수 :
113 인용 특허 :
0 |
초록
▼
A method for producing an unsaturated carboxylic acid, which comprises subjecting an alkane to a vapor phase catalytic oxidation reaction in the presence of a catalyst containing a mixed metal oxide comprising, as essential components, Mo, V, Te, O and X wherein X is at least one element selected fr
A method for producing an unsaturated carboxylic acid, which comprises subjecting an alkane to a vapor phase catalytic oxidation reaction in the presence of a catalyst containing a mixed metal oxide comprising, as essential components, Mo, V, Te, O and X wherein X is at least one element selected from the group consisting of niobium, tantalum, tungsten, titanium, aluminum, zirconium, chromium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, antimony, bismuth, boron, indium and cerium, wherein the proportions of the respective essential components, based on the total amount of the essential components exclusive of oxygen, satisfy the following formulas: 0.25MoVTeXMo, rV, rTe and rX are molar fractions of Mo, V, Te and X, respectively, based on the total amount of the essential components exclusive of oxygen.
대표청구항
▼
A method for producing an unsaturated carboxylic acid, which comprises subjecting an alkane to a vapor phase catalytic oxidation reaction in the presence of a catalyst containing a mixed metal oxide comprising, as essential components, Mo, V, Te, O and X wherein X is at least one element selected fr
A method for producing an unsaturated carboxylic acid, which comprises subjecting an alkane to a vapor phase catalytic oxidation reaction in the presence of a catalyst containing a mixed metal oxide comprising, as essential components, Mo, V, Te, O and X wherein X is at least one element selected from the group consisting of niobium, tantalum, tungsten, titanium, aluminum, zirconium, chromium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, antimony, bismuth, boron, indium and cerium, wherein the proportions of the respective essential components, based on the total amount of the essential components exclusive of oxygen, satisfy the following formulas: 0.25Mo 0.003V 0.003Te 0.003XMo, rV, rTe and rX are molar fractions of Mo, V, Te and X, respectively, based on the total amount of the essential components exclusive of oxygen.
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