Liquid storage unit for supplying plants with water, nutrients and fertilizer solution is made from a hardened biocompatible open-pore plastic foam structure made from a urea resin containing a tenside

摘要

Liquid storage unit is made from a hardened biocompatible open-pore plastic foam structure made from a urea resin containing a tenside. The resin is bound to a foam pre-molded from a hardener solution containing the tenside with compressed air and made from a urea resin solution and hardened.