FIELD: chemistry.
SUBSTANCE: glass contains the following components, wt %: SiO2 65-75; Na2O 10- 20; CaO 5-15; MgO 0-5; Al2O3 0- 5; K2O 0-5; MnO2 0.15-0.6; FeO 0.0010-0.0030; Fe2O3 (total iron) 0.001-0.03. Glass has an oxidation-reduction ratio in the range of 0.1 to 0.4.
EFFECT: increased permeability of energy of visible and infrared light.
8 cl, 4 dwg, 4 tbl
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Authors
Dates
2017-11-07—Published
2011-09-01—Filed