Composition comprising a liquid absorbed on a support based...

Details Composition comprising a liquid absorbed on a support based... Composition comprising a liquid absorbed on a support based...

2006-12-26

2006-12-26

Azpuru, Carlos A (Department: 1615)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Food or edible as carrier for pharmaceutical

C424S489000, C424S490000

Reexamination Certificate

active

07153521

ABSTRACT:
The invention concerns a conditioned composition comprising at least a liquid absorbed on a support containing a precipitated silica, said silica being in the form of substantially spherical pellets and having: an average pellet size greater than 150 μm; a filling density in compacted state (DRT) less than 0.29; an oversize rate for a sieve with aperture size of 75 μm of at least 88% wt. %; a porous volume (Vd1), consisting of pores with diameter less than 1 μm, greater than 2.0 cm3/g. The invention also concerns the use of said silica as a support for liquid.

REFERENCES:
patent: 4717561 (1988-01-01), Krivak et al.
patent: 5635214 (1997-06-01), Ponchon et al.
patent: 5882617 (1999-03-01), Chevallier et al.
patent: 5906843 (1999-05-01), Dew et al.

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