Patent · US Active

Durable superhydrophobic coatings

US8513342B2 · kind B2 · utility

27Cited by

2References

5Claims

0Family size

Assignee

University of Pittsburgh—Of the Commonwealth System of Higher Education · US

Inventors

Di Gao · Zhejiang, CN
Liangliang Cao · Xiamen, CN

Key dates

Filing date	Oct 18, 2010
Grant date	Aug 20, 2013
Priority date	—
Expiry date	Jun 12, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/20
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Durable superhydrophobic coating composition having a composition ranging from about 10 to about 80 w.t. % of an acrylic polymer resin, from about 5 to about 40 w.t. % of a polysiloxane oil, from about 1 to about 50 w.t. % of hydrophobic particles, from about 0.1 to about 10 w.t. % metal oxides, and the remainder being one or more solvents and optionally other additives. Methods of making the coating, as well as coated substrates, are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.