Biocompatible antimicrobial compositions

US9555167B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Matthew J. Schmid · Roberts, US
• Ronald W. Ausen · Windom, US
• Jay M. Jennen · Forest Lake, US
• Kelly S. Anderson · Houlton, US
• Matthew T. Scholz · Woodbury, US
• Robert W. Peterson · Plano, US
• Erin A. Satterwhite · West St. Paul, US
• Francis E. Porbeni · Woodbury, US

Key dates

• Filing date: Dec 11, 2006
• Grant date: Jan 31, 2017
• Expiry date: Dec 9, 2028

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61L2300/404
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

Antimicrobial compositions comprising aliphatic polyester, and an antimicrobial component effective for antimicrobial activity, and, in some embodiments, an enhancer. Example: blend of poly(lactic acid) polymer (55g) with propyleneglycol monolaurate antimicrobial component (9g), and benzoic acid enhancer (1g). Inventive resin compositions are effective against gram negative and gram positive bacteria, mold and mildew. Preferred compositions comprise materials that are GRAS (Generally Regarded As Safe).