Patent ID: 11912809
Assignee: CHEVRON PHILLIPS CHEMICAL COMPANY LP
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 5:
6. The fluorided silica-coated alumina of claim 1, wherein:
from 65 to 98% of surface area is in pores with diameters of greater than 6 nm;
from 19.5 to 55% of surface area is in pores with diameters of greater than 10 nm;
the fluorided silica-coated alumina has a surface area of from 250 to 475 m2/g in pores with diameters of greater than 6 nm; and
the fluorided silica-coated alumina has a surface area of from 78 to 200 m2/g in pores with diameters of greater than 10 nm.