Perfume delivery systems, comprising insoluble carrier particles with surface silanols, which have been grafted with an organosilane and which carry organic residues with a positively charged functional group and a fragrance adsorbed to or absorbed into the carrier particles. The perfume delivery systems impart a long lasting fragrance to fabric treated with compositions containing the perfume delivery system.
香
水输送系统,包括表面带有
硅烷醇的不溶性载体颗粒,
硅烷醇与有机
硅烷接枝,并带有带正电官能团的有机残留物,以及吸附在载体颗粒上或被载体颗粒吸收的
香料。香
水输送系统可为使用含有香
水输送系统的组合物处理过的织物带来持久的香味。