The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 25, 2015
Filed:
Mar. 13, 2014
Jose Guadalupe Cid-aguilar, Monterrey, MX;
Roberto Marcos Cabrera-llanos, Santiago, MX;
Miguel Angel Kiyama-rodriguez, Monterrey, MX;
Jose Guadalupe Cid-Aguilar, Monterrey, MX;
Roberto Marcos Cabrera-Llanos, Santiago, MX;
Miguel Angel Kiyama-Rodriguez, Monterrey, MX;
VIDRIO PLANO DE MEXICO, S.A. DE C.V., Nuevo Leon, MX;
Abstract
The present invention relates to a neutral grey glass composition which has a basic composition containing the following main coloring agents: 0.40 to 0.80% of FeO; 0.05 to 2.0% of TiO; 0.2 to 2.5% of ErO; 20 to 200 ppm of CuO; 0.08% to 0 0.1% charcoal; and 15% to 50% of ferrous (redox), in which the glass has light transmission 'A' greater than 65%, solar transmission (T) <55%, and ultraviolet transmission <40%, having color values a*=−4 to 3 and b*=4 to −2.