摘要:
A hermetic sealing composition comprising 100 parts by weight of a basic composition consisting of from 80 to 99.9 wt % of a crystalline low melting glass powder containing lead and boron and from 0.1 to 20 wt % of a low expansion ceramic filler, and from 0.001 to 1.0 part by weight, in total, of at least one of an .alpha.-4PbO.B.sub.2 O.sub.3 crystal powder and a Pb.sub.3 O.sub.4 powder, incorporated to the basic composition, the thermal expansion coefficient of the sealing composition after firing being from 80.times.10.sup.-7 to 105.times.10.sup.-7 /.degree.C. within a range of from room temperature to 300.degree. C.
摘要:
A cathode ray tube glass comprises a clean cathode ray tube made of glass and a coating film composed of at least one water-soluble material selected from the group consisting of water-soluble salts, acids being solid at room temperature, monosaccharides and polysaccharides, which is formed on a glass surface of the cathode ray tube in an amount of 0.01-100 &mgr;g/cm2 or to a film thickness of 0.1-200 nm.
摘要翻译:阴极射线管玻璃包括由玻璃制成的清洁阴极射线管和由至少一种选自水溶性盐,在室温下为固体的酸,单糖和多糖组成的组中的水溶性材料组成的涂膜,其中, 以0.01-100mug / cm 2的量形成在阴极射线管的玻璃表面上或者膜厚度为0.1-200nm。
摘要:
A cathode ray tube glass comprises a clean cathode ray tube made of glass and a coating film composed of at least one water-soluble material selected from the group consisting of water-soluble salts, acids being solid at room temperature, monosaccharides and polysaccharides, which is formed on a glass surface of the cathode ray tube in an amount of 0.01-100 &mgr;g/cm2 or to a film thickness of 0.1-200 nm.
摘要翻译:阴极射线管玻璃包括由玻璃制成的清洁阴极射线管和由至少一种选自水溶性盐,在室温下为固体的酸,单糖和多糖组成的组中的水溶性材料组成的涂膜,其中, 在阴极射线管的玻璃表面上以0.01-100m 2 / cm 2的量形成或膜厚为0.1-200nm。
摘要:
A hermetic sealing composition comprising 100 parts by weight of a basic composition consisting of from 80 to 99.9 wt % of a crystalline low melting glass powder containing lead and boron and from 0.1 to 20 wt % of a low expansion ceramic filler, and from 0.001 to 1.0 part by weight, in total, of at least one of an .alpha.-4PbO.B.sub.2 O.sub.3 crystal powder and a Pb.sub.3 O.sub.4 powder, incorporated to the basic composition, the thermal expansion coefficient of the sealing composition after firing being from 80.times.10.sup.-7 to 105.times.10.sup.-7 /.degree.C. within a range of from room temperature to 300.degree. C.