TODAY’S PATENT – STEAM GENERATING DEVICE PROVIDED WITH A HYDROPHILIC COATING
The Steam generating device provided with a hydrophilic coating was invented by Ytsen Wielstra (Drachten) on the 22nd of October, 2013, bearing patent number US8561328B2.
The present invention is to provide, in particular, a steam iron which is provided with a steam chamber coating which is less sensitive to internal stresses in a warm and humid environment. A further object is to provide a steam chamber coating which is less sensitive to the Leidenfrost effect. Another object is to provide an inventive method of applying such a steam promoter coating in the steam chamber of a steam iron. These and other objects are achieved by means of a steam generating device comprising a steam chamber provided with a hydrophilic coating comprising an acid phosphate compound, wherein the coating further comprises boron, and preferably a salt of boron with a metallic element.