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    • 2. 发明授权
    • Low temperature sealing composition with reduced SiO.sub.2 content but
    • 低温密封组合物的SiO2含量降低
    • US5643840A
    • 1997-07-01
    • US583134
    • 1995-12-28
    • Hajime HikataYoshitaka JimuraKumi Tanaka
    • Hajime HikataYoshitaka JimuraKumi Tanaka
    • C03C3/072C03C3/074C03C3/253C03C8/24C03C8/14
    • C03C3/072C03C3/074C03C3/253C03C8/24
    • A low temperature sealing composition comprising PbO--B.sub.2 O.sub.3 --Bi.sub.2 O.sub.3 glass powder with a reduced amount of SiO.sub.2 content but with an addition of GeO.sub.2 so as to realize a lowered sealing temperature such as 400.degree.-310.degree. C. The glass powder consists essentially of 25-85 wt. % of PbO, 1-11.2 wt. % of B.sub.2 O.sub.3, 5.1-70 wt. % of Bi.sub.2 O.sub.3, 0.1-20 wt. % of GeO.sub.2, 0-5 wt. % of SiO.sub.2, 0-10 wt. % of Fe.sub.2 O.sub.3, 0-10 wt. % of CuO, 0-15 wt. % of ZnO, 0-5 wt. % of TiO.sub.2, and 0-9 wt. % of F.sub.2. The glass powder may be used by mixing with 15-55 vol. % of refractory filler powder of at least one element which is selected from the group consisting of lead titanate based ceramic powder, willemite based ceramic powder, cordierite ceramic powder, zircon based ceramic powder, tin oxide solid solution powder, and alumina powder.
    • 一种低温密封组合物,其包含具有减少的SiO 2含量但添加GeO 2的PbO-B 2 O 3 -TiO 2玻璃粉末,以实现降低的密封温度,例如400〜-310℃。玻璃粉末基本上由25 -85重量 %的PbO,1-11.2wt。 B2O3%,5.1-70wt。 %的Bi2O3,0.1-20wt。 %的GeO 2,0-5wt。 %的SiO 2,0〜10重量% %的Fe2O3,0-10wt。 %的CuO,0-15wt。 %的ZnO,0-5wt。 %的TiO 2和0-9wt。 F2的%。 玻璃粉可以与15-55体积的混合使用。 选自钛酸铅基陶瓷粉末,硅锌矿型陶瓷粉末,堇青石陶瓷粉末,锆石基陶瓷粉末,氧化锡固溶粉末和氧化铝粉末中的至少一种元素的耐火填料粉末的%。
    • 4. 发明授权
    • Low temperature sealing composition
    • 低温密封组成
    • US5346863A
    • 1994-09-13
    • US164136
    • 1993-12-08
    • Hajime HikataKumi TanakaKazuyoshi Shindo
    • Hajime HikataKumi TanakaKazuyoshi Shindo
    • C03C3/14C03C8/24C03C8/10
    • C03C3/142C03C8/24
    • A low temperature sealing composition consists essentially of 45.0 to 85.0 wt. % of PbO, 1.0 to 11.0 wt. % of B.sub.2 O.sub.3, 1.0 to 45.0 wt. % of Bi.sub.2 O.sub.3, 0.2 to 10.0 wt. % of Fe.sub.2 O.sub.3, 0 to 15.0 wt. % of ZnO, 0 to 5.0 wt. % of CuO, 0 to 5.0 wt. % of V.sub.2 O.sub.5, 0 to 3.0 wt. % of SnO.sub.2, 0 to 5.0 wt. % of SiO.sub.2 plus Al.sub.2 O.sub.3, 0 to 7.0 wt. % of BaO, 0 to 5.0 wt. % of TiO.sub.2, 0 to 5.0 wt. % of ZrO.sub.2 and 0 to 6.0 wt. % of F.sub.2. The sealing composition has a low sealing temperature of 400.degree.C. or lower and is useful for readily sealing IC packages and display panels without application of load. In order to adjust the thermal coefficient of expansion, the sealing glass composition may be used by mixing with 20 vol. % to 55 vol. % of refractory filler powder of such as lead titanate based ceramics, willemite based ceramics, cordierite ceramics, zircon based ceramics or tin oxide based ceramics.
    • 低温密封组合物基本上由45.0至85.0重量% %的PbO,1.0〜11.0wt。 %的B2O3,1.0〜45.0wt。 %的Bi2O3,0.2〜10.0wt。 %的Fe 2 O 3,0〜15.0wt。 %的ZnO,0〜5.0wt。 %的CuO,0〜5.0wt。 V2O5%,0〜3.0wt。 %的SnO 2,0〜5.0重量% %的SiO 2加Al 2 O 3,0〜7.0wt。 %的BaO,0〜5.0wt。 %的TiO 2,0-5.0wt。 %的ZrO 2和0〜6.0重量% F2的%。 密封组合物的密封温度低于400℃或更低,并且可用于容易地密封IC封装和显示面板而不施加负载。 为了调整热膨胀系数,可以将密封玻璃组合物与20体积份混合使用。 %至55体积 如钛酸铅基陶瓷,硅铝土系陶瓷,堇青石陶瓷,锆石系陶瓷或氧化锡系陶瓷等耐火填料粉末的比例。
    • 5. 发明授权
    • Glass for semiconductor encapsulation and outer tube for semiconductor encapsulation, and semiconductor electronic parts
    • 用于半导体封装的玻璃和用于半导体封装的外管,以及半导体电子部件
    • US07470999B2
    • 2008-12-30
    • US11663953
    • 2005-09-29
    • Kazuya SaitoHajime Hikata
    • Kazuya SaitoHajime Hikata
    • H01L23/29
    • C03C3/097C03C3/087C03C3/091H01C1/028H01C7/008H01L23/291H01L24/01H01L2924/09701H01L2924/12041H01L2924/00
    • An object of the invention is to provide glass for semiconductor encapsulation and an outer tube for semiconductor encapsulation which are friendly to environment and allow semiconductor electronic parts to have a heat resistance of 700° C. or higher as normal maximum temperature, and semiconductor electronic parts. The glass for semiconductor encapsulation according to the invention contains essentially no lead and the temperature at which viscosity reaches 1010 dPa·s is 700° C. or higher. According to such a constitution, since the glass contains essentially no lead, no harmful ingredients are discharged in the production of the outer tube for semiconductor encapsulation and in the production of the semiconductor electronic parts and thus the glass is friendly to environment. Moreover, since the temperature at which viscosity reaches 1010 dPa·s is 700° C. or higher, semiconductor electronic parts such as a bead thermistor using the same has a heat resistance of 700° C. or higher as normal maximum temperature.
    • 本发明的目的是提供半导体封装用玻璃和半导体封装用外管,其对于环境友好,使半导体电子部件的耐热性为正常最高温度为700℃以上,半导体电子部件 。 根据本发明的半导体封装用玻璃基本上不含铅,粘度达到1010dPa.s的温度为700℃以上。 根据这样的结构,由于玻璃基本上不含铅,所以在半导体封装用外管的制造和半导体电子部件的制造中不会排出有害成分,因此玻璃对环境友好。 此外,由于粘度达到1010dPa.s的温度为700℃以上,所以使用这样的半导体电子部件如使用该温度的珠粒热敏电阻的耐热性为正常的最高温度为700℃以上。