Application and preparation of photoinitiator EHA_Kain Industrial Additive

background and overview[1] the photoinitiator eha (isooctyl p-dimethylaminobenzoate, trade name escalol507) is a good uv absorber in the uvb region, and its maximum uv absorption peak is 311nm (ethanol solution). as an anti-ultraviolet active ingredient, it is widely used in sunscreen cosmetics abroad in huge amounts. the u.s. fda lists sunscreen containing this product ingredient…