Materials not provided for elsewhere: for application to surfaces to minimize adherence

Official title: for application to surfaces to minimize adherence of ice, mist or water thereto (rendering particulate materials free flowing, in general, e.g. making them hydrophobic B01J2/30); Thawing or antifreeze materials for application to surfaces (used in liquids for heat-transfer, heat-exchange or heat-storage or for the production of heat or cold other than by combustion, e.g. radiator liquids, C09K5/00)

C09K3/18 (Materials not provided for elsewhere: for application to surfaces to minimize adherence) appears on 960 US grants and 899 published applications in this corpus.