Patent · US Active

Antimicrobial polymer resins, fibers, and yarns with phosphorus content

US12215225B2 · kind B2 · utility

0Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 2022
Grant dateFeb 4, 2025
Priority date
Expiry dateNov 2, 2042

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06P3/241
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The present disclosure relates to polymer resins, fibers, and yarns with permanent antimicrobial activity, and a method of producing the same. In one embodiment, the antimicrobial polymer resin comprises a polymer having less than 2500 ppm of zinc dispersed within the polymer, less than 1000 ppm of phosphorus, wherein the weight ratio of zinc to phosphorus is at least 1.3:1 or less than 0.64:1.

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