| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to glase compositions for depositing on ceramic tiles, roofing tiles, objects for decorative and art purposes. The glase contains the following in pts. wt: quartz sand 50-55; bichromate 2-3; fluorspar 2-3; pyrolusite 2-3; chalk 10-15; calcined soda 26.5-28. Components of the mixture are fused at temperature 1400C. The obtained molten glass is granulated in water, ground and glase slurry is prepared. Articles coated with the glase are burnt at 900C. ^ EFFECT: glase is environmentally safe. ^ 1 tbl |
