| abstract |
PCT No. PCT/US97/01680 Sec. 371 Date Aug. 7, 1998 Sec. 102(e) Date Aug. 7, 1998 PCT Filed Feb. 11, 1997 PCT Pub. No. WO97/30946 PCT Pub. Date Aug. 28, 1997The invention relates to a thin layer of UV absorbing material, and a method of making such material by grinding UV absorbing glass into fine powder which can be suspended in a liquid matrix, for example, in index matching oil, thereby producing a transparent liquid which can be used to coat any material to impart UV absorption to such material. |