Patent · US Active

Coating system, articles and assembly using the same and methods of reducing sticktion

US8075995B2 · kind B2 · utility

40Cited by

34References

21Claims

0Family size

Assignee

Becton, Dickinson and Company · US

Inventors

Xia Zhao · Highland Park, US
Yongming Liu · Shanghai, CN

Key dates

Filing date	Mar 29, 2007
Grant date	Dec 13, 2011
Priority date	—
Expiry date	Jul 11, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31663
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

The present invention provides a coating system for an article including a first component having a surface in frictional engagement with a surface of a second component, wherein at least a portion of at least one surface of the component(s) is coated with a coating prepared from a composition including a first, curable organopolysiloxane comprising at least two alkenyl groups; and a second, curable organopolysiloxane comprising at least two polar groups, the second organopolysiloxane being different from the first organopolysiloxane, which can provide low breakloose force when used in syringe assemblies.

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