Particulate material

摘要

The present invention relates to a particulate material comprising at least 25% by weight of a volatile substance having an inner part covered by an outer part, the inner part having core particles embedded in a matrix, wherein the core particles comprise a solid, water- or alkali soluble or swellable, non-porous core particle substance S1 and core particle inclusions I1 comprising a core particle volatile substance V1 and the matrix comprises a hydrophilic matrix substance S2 and matrix inclusions I2 comprising a matrix volatile substance V2.