发明名称 |
Glasses for containers; processes for the production of same; and containers comprising said glasses. |
摘要 |
<p>A green glass for a container, for example, a beer bottle capable of protecting beer from sunflavour is provided which glass comprises 0.3 to 1.5 % by weight of chromium oxide in terms of Cr2O3 and at most 0.06 % by weight of Fe2O3 in a glass composition of SiO2-Na2O-CaO type and having C.I.E. colorimetric values for 10 mm thickness: a brightness (Y) of 10 to 25 %, a dominant wavelength ( lambda d) of 556 to 564 nm and an excitation purity (Pe) of at least 90 %, which is capable of intercepting substantially light of 340 to 460 nm in a thickness of 4 mm.</p> |
申请公布号 |
EP0259132(A1) |
申请公布日期 |
1988.03.09 |
申请号 |
EP19870307686 |
申请日期 |
1987.08.28 |
申请人 |
YAMAMURA GLASS CO. LTD.;KIRIN BEER KABUSHIKI KAISHA |
发明人 |
ABE, YOSHIHIRO;KITAYAMA, MASAO;MINOURA, NAOYA/MESON MIYAMA 2-13;NOGUCHI, AKIRA |
分类号 |
C03C3/078;C03C4/02;C03C4/08;C03C6/04;(IPC1-7):C03C4/02 |
主分类号 |
C03C3/078 |
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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