Patent ID: 7846481

Claim:
A spray-dried powder of starch microcapsules comprising, as ingredients: a carrier material of a starch; at least one perfuming ingredient present in an amount which is between 15 and 60% by weight of the microcapsules' dry weight; and an explosion suppressant in an amount of 2 to 20% by weight of the microcapsules' dry weight, with the explosion suppressant selected from the group consisting of C 1 -C 12 carboxylic acids, salts of C 1 -C 12 carboxylic acids, and mixtures thereof, with the explosion suppressant present in an amount to provide the powder with an St-1 dust hazard explosive classification, wherein the spray dried powder is obtained by spray drying of an emulsion that includes the ingredients with the explosion suppressant present so that the powder has a reduced tendency to explode when being spray dried from the emulsion.