Patent · US Active

Antimicrobial polymerizable ear piece material

US7718748B2 · kind B2 · utility

1Cited by

3References

3Claims

0Family size

Assignee

Dreve-Otoplastik GmbH · DE

Inventors

Thomas Veit · Munster, DE
Martin Klare · Dortmund, DE
Michael Kutschinski · Castrop-Rauxel, DE
Reiner Altmann · Castrop-Rauxel, DE

Key dates

Filing date	Oct 16, 2006
Grant date	May 18, 2010
Priority date	—
Expiry date	Dec 12, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G77/20
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A two-component addition-crosslinking silicone comprises(a) 0.1-70% by weight polyorganosiloxanes containing at least two unsaturated groups in the molecule;(b) 0.1-15% by weight polyorganohydrogensiloxanes containing at least two SiH groups in the molecule;(c) 0.01-2.0% by weight noble metal catalyst; and(d) 0.1-5% by weight of a non-toxic antimicrobial additive or a combination of at least two non-toxic antimicrobial additives.

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