Superacid catalyst for the hydroisomerization of n-paraffins and

Details Superacid catalyst for the hydroisomerization of n-paraffins and Superacid catalyst for the hydroisomerization of n-paraffins and

1998-02-06

2000-03-14

Niebling, John F.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Sulfur or compound containing same

502223, 502339, 502349, B01J 27053, B01J 2106

Patent

active

060373032

ABSTRACT:
A superacid catalyst comprising zirconium oxide having a purely tetragonal crystalline phase structure and whose surface has sulfate groups thereon in a quantity corresponding to the total coverage of the surface of the zirconium oxide by a monolayer of said sulfate groups, the zirconium oxide having a porosimetric distribution consisting of at least 70% of pores having a diameter ranging from 1-4 nm.

REFERENCES:
patent: 5786294 (1998-07-01), Sachtler et al.
Tichit et al, One step sol-gel synthesis of sulfated-zirconia catalysts, Catalysis Letters 38, pp. 109-113, 1996, no month.
Qisheng Huo, et al., Chemistry of Materials, vol. 6, No. 8, pp. 1176-1191, "Organization of Organic Molecules with Inorganic Molecula Species into Nanocomposite Biphase Arrays", Aug. 1, 1994.
D. Tichit, et al., Catalysis Letters, vol. 38, pp. 109-113, Dec. 28, 1995, "One-Step Sol-Gel Synthesis of Sulfated-Zirconia Catalystas", 1996.

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