Microfibrillated and/or microcrystalline dispersion, in...

Details Microfibrillated and/or microcrystalline dispersion, in... Microfibrillated and/or microcrystalline dispersion, in...

2005-11-22

2005-11-22

Azpuru, Carlos A. (Department: 1615)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Matrices

C424S484000, C424S485000, C424S489000, C424S499000

Reexamination Certificate

active

06967027

ABSTRACT:
The invention concerns a colloidal dispersion, in an organic solvent, of a microfibrillated and/or microcrystalline particles of a fibrillated organic substance selected among the group consisting of cellulose, chitin, polysaccharides such as β1→3 glucan, β1→3 xylan and β1→4 mannan, further containing a compound having a hydrophilic part and a hydrophobic part.

REFERENCES:
patent: 5769934 (1998-06-01), Ha et al.
patent: 6231657 (2001-05-01), Cantiani et al.
patent: 0120471 (1984-10-01), None
patent: WO-9622080 (1996-07-01), None
patent: WO9622080 (1996-07-01), None
patent: WO9622696 (1996-08-01), None
patent: WO-9622696 (1996-08-01), None
Stanka Kratohvil et al., “Coagulation of Mycrocrystalline Cellulose Dispersions” pp. 187-193 Apr. 1, 1968.

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