Patent ID: 8093566
Filing Date: 2012-01-10
Classification: A61K,B82Y,C09K

Abstract:
1. An upconversion fluorescent nano-structured material comprising at least one compound of formula (M 1 ) j (M 2 ) k X n :(M 3 ) q and at least one polymer, the polymer having a concentration of 5-25 weight %, wherein each X is the same or different and is selected from the group consisting of: halogen, O, S, Se, Te, N, P and As; each M each M 2 is the same or different and is a metal ion; each M j is 0≦j≦10; k is 1≦k≦10; n in 1≦n≦10; and q is 0≦q≦10, and wherein the polymer is on the nano-structured material.