Patent ID: 11958186
Assignee: ABB SCHWEIZ AG
Field: Basic materials chemistry (Chemistry)
Classification: CPC B  A | IPC A  B

Claim 11:
12. A method for manufacturing a structural member of a robot, comprising:
preparing a plastic matrix; and
mixing an antimicrobial additive with the plastic matrix to form, by injection molding, machining, or 3D printing, the structural member that is adapted to expose to an environment and bear a mechanical load;
wherein the antimicrobial additive comprises a first antimicrobial additive, a second antimicrobial additive, and a first carrier,
wherein the first antimicrobial additive is a first metal ion antimicrobial additive and comprises a metal ion comprising silver ion and copper ion,
wherein a content of the first antimicrobial additive in the structural member is in a range of 0.5-5 wt %, and
wherein the first carrier comprises zeolite and glass, for coupling with the metal ion,
wherein the second antimicrobial additive is an inorganic oxide antimicrobial additive and comprises a photo catalyst comprising zinc oxide and titanium dioxide.