Antimicrobial coatings for medical dressings and dry antimicrobial medical dressings therefrom

US11020278B2 · kind B2 · utility

Assignee

• Allied Bioscience, Inc. · US

Inventors

• Craig Grossman · Point Roberts, US
• Gavri Grossman · Plano, US
• Daniel Moros · Larchmont, US
• Misagh Alipour · Surrey, CA
• Jie Fang · Carrollton, US

Key dates

• Filing date: Mar 28, 2018
• Grant date: Jun 1, 2021
• Expiry date: Mar 14, 2039

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02A50/30
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Antimicrobial coating compositions are used to form dried residual antimicrobial coatings on medical dressings including gauze, bandages, gowns and dry wipers. Antimicrobial coating compositions comprise at least one of an organosilane (R1O)3Si—R2—Z, an organic amine R9R10R11N a titanium (IV) species, a 1,2-diol, an α-hydroxy acid, a β-hydroxy acid, and an organosilane grafted parylene polymer, wherein R1 is H, alkyl, substituted alkyl, aryl or substituted aryl, R2 is a bivalent linker, Z is a nucleophile, leaving group, or quaternary nitrogen substituent and R9, R10, and R11 are independently H, alkyl, substituted alkyl, aryl, substituted aryl or cyclic.