US 7,507,352 B2
Luminous materials
Craig Jameson Baillie, 9 Tynewydd Drive, Castleton, Cardiff CF3 2SB (United Kingdom); and Stephen Lambert, Ocle Pychard, Hereford, HR1 3RF (United Kingdom)
Appl. No. 10/297,461
PCT Filed Jun. 08, 2001, PCT No. PCT/GB01/02532
§ 371(c)(1), (2), (4) Date Aug. 11, 2003,
PCT Pub. No. WO01/94496, PCT Pub. Date Dec. 13, 2001.
Prior Publication US 2004/0021407 A1, Feb. 05, 2004
Int. Cl. C09K 11/02 (2006.01)
U.S. Cl. 252—301.36  [252/301.33; 252/301.4  F; 252/301.6  F; 252/301.6  R; 252/301.4  R; 501/32; 439/490; 362/84; 362/95; 362/205; 200/310; 200/311; 200/312; 200/313; 200/314; 200/315; 200/316; 200/317; 428/690; 428/325; 428/141; 428/355 R] 56 Claims
OG exemplary drawing
 
1. A luminous material comprising a rubber, glass or plastics material matrix, a rare earth metal luminescent material dispersed throughout the matrix and titanium dioxide with a particle size of less than one micron dispersed throughout the matrix as a colourant, the colourant allowing substantial transmission of light emitted by the luminous material.