C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
C09B 67/08 (2006.01) A61K 8/11 (2006.01) A61K 9/16 (2006.01) A61K 9/51 (2006.01) C09B 67/02 (2006.01)
Patent
CA 2694625
Amorphous particles are provided comprising a homogeneous distribution of one or more dyes encapsulated by an amorphous, siliceous encapsulating agent, wherein the amorphous particle comprises from 3% to 20% dye, by weight of the particle.
La présente invention concerne des particules amorphes comprenant une distribution homogène d'un ou de colorants encapsulés par un agent d'encapsulation siliceux amorphe, la particule amorphe comprenant de 3 % à 20 % de colorant, en poids de la particule.
Alberius Peter Carl Anders
Corkery Robert William
Gowling Lafleur Henderson Llp
Procter & Gamble International Operations Sa
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