|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 4 인용 특허 : 47|
A catalyst precursor composition and methods for making such catalyst precursor are disclosed. The catalyst precursor comprises at least a Promoter metal selected from Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof, at least one Group VIB metal, at least one organic, oxygen-containing ligand, and a cellulose-containing material. The oxygen-containing ligand is an environmentally friendly/non-toxic material having an LD50 rate of >500 mg/Kg as single oral dose to rats. Catalysts prepared from the sulfidation of such catalyst pre...
What is claimed is: 1. An unsupported catalyst precursor compositions obtained by co-precipitation, wherein the composition is prepared by: mixing at reaction conditions to form a precipitate or cogel: at least a Promoter metal compound in solution selected from the group of Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof; at least a Group VIB metal compound in solution; and at least one organic oxygen containing ligand in solution, wherein the organic oxygen containing ligand has an LD50 rate of >500 mg/Kg as single oral dose ...