Patent · US Active

Coating formulation for preparing a hydrophilic coating

US8957125B2 · kind B2 · utility

5Cited by

38References

14Claims

0Family size

Assignee

DSM IP ASSETS B.V. · NL

Inventors

Johannes Wilhelmus Belt · Geleen, NL
Johannes Wolf · Aachen, DE

Key dates

Filing date	Jun 16, 2011
Grant date	Feb 17, 2015
Priority date	—
Expiry date	Oct 17, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31935
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention is directed to a coating formulation for preparing a hydrophilic coating a hydrophilic polymer, a Norrish Type II photoinitiator, comprising a substituted benzohenone, xanthone, tioxanthone or anthraquinone, and more than 70 wt % of a carrier liquid; to a method of forming a hydrophilic coating on a substrate, the method comprising: applying a coating formulation to at least one surface of an article and allowing the coating formulation to cure for a time period less than 360 seconds; and to an article comprising at least one hydrophilic coating.

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