news smart wearable device tris(dimethylaminopropyl)amine cas 33329-35-0 skin-friendly low-sensitization foaming solution foaming materials in smart wearable devices: tris(dimethylaminopropyl)amine cas 33329-35-0 skin-frie... 03/2079Smart wearable device tris(dimethylaminopropyl)amine CAS 33329-35-0 skin-friendly low-sensitization foaming solution