Shaped catalyst support

Details Shaped catalyst support Shaped catalyst support

1977-08-22

1979-03-06

Dees, Carl

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252455R, B01J 2900, B01J 2906

Patent

active

041429940

ABSTRACT:
A mechanically strong, thermally stable porous siliceous particle having a high pore volume and surface area with a major portion of the pore volume in pores of radii more than 20 Angstroms and the process of producing the particles by shaping a clay, acid-leached to a degree insufficient to destroy the plasticity of the clay, forming the leached clay into shaped particles, calcining the particles and further extracting the calcined clay particles without impairing their shape.

REFERENCES:
patent: 3901826 (1975-08-01), Hofstadt et al.
patent: 3962135 (1976-06-01), Alafandi

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