Diisocyanates are used in the preparation of all polyurethanes, ranging from the foams used in shoe soles to the thermoplastics used in cell phone cases.

Researchers at the Fraunhofer Institute for Applied Polymer Research IAP have developed a foil that changes into polyurethane foam (PU foam) when heated – entirely without health risks.

Before going into more in-depth, let you think about this thing: The foam ... through a pressure washer. If you wash a big car, it takes time and effort to make this mixture many times, right? The Sun ...