Particulate amorphous mesoporous magnesium carbonate material
AssigneeDisruptive Materials Operations AB
InventorsCecilia Århammar, Gabriella Josefsson
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Abstract
The present invention relates to a particulate highly porous amorphous mesoporous magnesium carbonate material suitable for uptake of high amounts of oily substances, sebum or a beneficial agent or combinations of these and to topical and cosmetic compositions comprising such material. The particulate highly porous amorphous mesoporous magnesium carbonate material according to the invention has a total pore volume larger than 0.1 cm 3/g and is constituted of particles having a peak particle size at or below 35 μm.
Claims21
A particulate amorphous mesoporous magnesium carbonate material suitable for taking up oily substances, wherein the particulate amorphous mesoporous magnesium carbonate material has a total pore volume larger than 0.1 cm3/g, a specific surface area larger than 100 m2/g and is constituted of particles having a peak particle size between 1 and 20 μm.
A particulate amorphous mesoporous magnesium carbonate material suitable for taking up oily substances, wherein the particulate amorphous mesoporous magnesium carbonate material and is constituted of particles having a peak particle size between 1 and 20 μm,
- wherein the particulate amorphous mesoporous magnesium carbonate material has a total pore volume 0.46 to 0.60 cm3/g and a specific surface area larger than 258 to 621 m2/g, and
- wherein the particulate amorphous mesoporous magnesium carbonate material has an uptake of an oily substance of 1.14 to 1.28 g oil/g particulate amorphous mesoporous magnesium carbonate material.
Dependencies are inferred from the claim text.