Patent ID: 11912890
Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  B  F | IPC C  F

Claim 0:
1. A liquid-repellent surface comprising: a metallic substrate and a porous liquid repellent coating applied thereon; wherein the porous liquid repellent coating comprises a porous layer of a transition metal oxide, wherein the transition metal oxide comprises one or more of manganese oxide, nickel oxide, nickel hydroxide, iron oxide, or copper oxide, or copper hydroxide; and a layer of a liquid-repellent compound deposited onto the porous layer of the transition metal oxide, wherein the porous layer of the transition metal oxide comprises a plurality of surface pores of varying angles with an average angle that is reentrant, and wherein the metallic substrate contributes metal ions to form a mixed transition metal oxide with the porous layer.