Patent · US Active

Particles with biocidal coating

US12349676B2 · kind B2 · utility

0Cited by

2References

12Claims

0Family size

Assignee

instrAction GmbH · DE

Inventors

Martin Welter · Heidelberg, DE
Christian Meyer · Demarest, US
Kristian Lungfiel · Wiesbaden, DE

Key dates

Filing date	Mar 13, 2020
Grant date	Jul 8, 2025
Priority date	—
Expiry date	Jul 18, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC02F2303/04
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Process for the preparation of particles with antibacterial coating, which comprises the following steps: (a) providing an aqueous suspension containing a polyamine, a crosslinker and a porous organic or inorganic carrier material in particle form at a temperature lower than or equal to 10° C. in a mixer for coating the inorganic carrier material with the polyamine; (b) crosslinking the organic polymer in the pores of the inorganic carrier material and simultaneously removing water.

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