Macroporous, biodegradable organic-networked silicate hybrid materials for implantation

The invention relates to a biodegradable silicate hybrid material containing silsesquioxanes, and an organic multi-arm linker, wherein the organic multi-armed linker at least one of the compounds I with R = preferably alkyl, x preferably from 1 to 5, y preferably from 0 to 30, Rz is preferably selected of -CH H-CH