{
  "$type": "site.standard.document",
  "description": "The present invention provides a glass sheet having a good property of blocking transmission of ultraviolet light, having a low to moderate visible transmittance, being relatively thin, being capable of substantially blocking transmission of solar ultraviolet light, and also having a good solar…",
  "path": "/patents/1252525",
  "publishedAt": "2020-01-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C03C3/087",
    "Nippon Sheet Glass Company, Limited"
  ],
  "textContent": "The present invention provides a glass sheet having a good property of blocking transmission of ultraviolet light, having a low to moderate visible transmittance, being relatively thin, being capable of substantially blocking transmission of solar ultraviolet light, and also having a good solar shielding property. The glass sheet of the present invention has a thickness of 1 to 5 mm, a Tuv 380 of 1.5% or less, a Tuv 400 of 2.5% or less, a visible transmittance (YA) of 5 to 40%, and a solar transmittance (TG) of 5 to 45%, and is formed from a glass composition, wherein the glass composition includes: 1.0 to 5.0 wt % T-FeO; 1.0 to 5.0 wt % TiO; and 50 to 600 wt. ppm CoO as coloring components in addition to predetermined base composition, a FeO ratio is 5 to 40%, and the sum of T-FeOmultiplied by 2 and TiOis 7.0% or more.",
  "title": "ULTRAVIOLET-SHIELDING GLASS SHEET AND VEHICLE WINDOW PANE USING THE GLASS SHEET"
}