发明名称 |
GREY SODA-LIME GLASS |
摘要 |
Grey soda-lime glass is composed of main glass-forming constituents together with iron, selenium, cobalt and chromium as colouring agents in the following quantities: Fe2O3 0.5 to 0.9% Co 0.012 to 0.025% Se 0.0025 to 0.010% Cr2O3 0.005 to 0.020%. The proportions of colouring agents are such that the glass has a lighttransmission factor (TL) of less than 30% and an excitation purity (P) of less than 12%. The dark grey glass is especially appropriate for installation in the sunroofs of cars.
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申请公布号 |
CA2148954(A1) |
申请公布日期 |
1995.11.12 |
申请号 |
CA19952148954 |
申请日期 |
1995.05.09 |
申请人 |
GLAVERBEL |
发明人 |
DUPONT, CAMILLE;D'HONT, DANIEL |
分类号 |
C03C17/23;C03C1/10;C03C3/078;C03C3/085;C03C3/087;C03C4/02;C03C4/08;(IPC1-7):C03C4/02 |
主分类号 |
C03C17/23 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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