IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
|
| 국제특허분류(IPC7판) |
|
| 출원번호 |
US-0283633
(1981-07-15)
|
| 우선권정보 |
DE-3030243 (1980-08-09) |
|
발명자
/ 주소 |
- Krabetz Richard (Kirchheim DEX) Merger Franz (Frankenthal DEX) Schwarzmann Matthias (Limburgerhof DEX)
|
| 출원인 / 주소 |
- BASF Aktiengesellschaft (Rheinland-Pfalz DEX 03)
|
| 인용정보 |
피인용 횟수 :
2 인용 특허 :
7 |
초록
▼
An oxidation catalyst wherein the catalytically active component has the general formula Mo12PaRhbCucVdCseXfYgZhOx, where X is Cr and/or Fe, Y is Nb, Z is Na, Li, K and/or Rb, a is 0.1-4, b is 0.001-1, c is 0.05-2, d is 0.05-4, e is 0.1-5, f is 0-2, g is 0-3 and h is 0-2, and x is the number of oxyg
An oxidation catalyst wherein the catalytically active component has the general formula Mo12PaRhbCucVdCseXfYgZhOx, where X is Cr and/or Fe, Y is Nb, Z is Na, Li, K and/or Rb, a is 0.1-4, b is 0.001-1, c is 0.05-2, d is 0.05-4, e is 0.1-5, f is 0-2, g is 0-3 and h is 0-2, and x is the number of oxygen atoms required to saturate the valencies of the other constituents, is very suitable for the preparation of methacrylic acid by gas phase oxidation of methacrolein with an oxygen-containing and steam-containing gas mixture.
대표청구항
▼
An oxidation catalyst wherein the catalytically active component has the general formula Mo12PaRhbCucVdCseXfYgZhOx, where X is Cr and/or Fe, Y is Nb, Z is Na, Li, K and/or Rb, a is 0.1-4, b is 0.001-1, c is 0.05-2, d is 0.05-4, e is 0.1-5, f is 0-2, g is 0-3 and h is 0-2, and x is the number of oxyg
An oxidation catalyst wherein the catalytically active component has the general formula Mo12PaRhbCucVdCseXfYgZhOx, where X is Cr and/or Fe, Y is Nb, Z is Na, Li, K and/or Rb, a is 0.1-4, b is 0.001-1, c is 0.05-2, d is 0.05-4, e is 0.1-5, f is 0-2, g is 0-3 and h is 0-2, and x is the number of oxygen atoms required to saturate the valencies of the other constituents.
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