Shaw Wilfrid G. (Lyndhurst OH) Terrill David B. (Bedford OH) Woodbury David R. (Bedford Hts. OH)
출원인 / 주소
The Standard Oil Company (Cleveland OH 02)
인용정보
피인용 횟수 :
19인용 특허 :
2
초록▼
The present invention relates to a process for the production of unsaturated aliphatic acids and the catalyst therefor, by the vapor phase oxidation of the corresponding unsaturated aliphatic aldehydes with molecular oxygen, optionally in the presence of steam, in the presence of an oxidation cataly
The present invention relates to a process for the production of unsaturated aliphatic acids and the catalyst therefor, by the vapor phase oxidation of the corresponding unsaturated aliphatic aldehydes with molecular oxygen, optionally in the presence of steam, in the presence of an oxidation catalyst consisting of the oxides of the elements molybdenum, vanadium, and tungsten, plus at least one of the oxides selected from the group consisting of rhenium, and titanium and optionally one or more of the oxides of the elements manganese, iron, copper, tin, aluminum, cobalt, nickel, phosphorus, zinc, bismuth, silver, cadmium, niobium, arsenic, chromium, the alkali and the alkaline earth elements.
대표청구항▼
A catalyst having the empirical formula: Moa Vb Wc Xd Ye Of wherein X is one or more of the elements selected from the group consisting of rhEnium and titanium; and Y is one or more of the elements selected from the group consisting of manganese, iron, copper, tin, zinc, aluminum, cobalt, nickel, ph
A catalyst having the empirical formula: Moa Vb Wc Xd Ye Of wherein X is one or more of the elements selected from the group consisting of rhEnium and titanium; and Y is one or more of the elements selected from the group consisting of manganese, iron, copper, tin, zinc, aluminum, cobalt, nickel, phosphorus, cadmium, bismuth, silver, niobium, arsenic, chromium, the alkali and the alkaline earth elements, and wherein the number of atoms of each element present is represented by a through f, wherein a is a number from 6 to 18; b is a number from 0.1 to 10; c is a number from 0.1 to 6; d is a number from 0.01 to 5; e is a number from 0 to 5; and f is a number that satisfies the valence requirements of the other elements present.
Shaw Wilfrid G. (Lyndhurst OH) Woodbury David R. (Bedford Hts. OH), Method for controlling the change in the crush strength of a catalyst particle during finishing calcination.
Dolhyj Serge R. (Parma OH) Shaw Wilfrid G. (Lyndhurst OH) Pepera Marc A. (Northfield Center OH), Method for preparing a supported mixed-metal oxide oxidation catalyst.
DeAlberti Giordano (Besnate ITX) Covini Romano (Milan ITX) Padovan Mario (Milan ITX) Battiston Giancarlo (Baranzate ITX) Petrini Guido (Milan ITX), Process for the preparation of unsaturated carboxylic acids by the catalytic oxidation in gaseous phase of the correspon.
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