Low-melting point glass powder and manufacturing method thereof
A technology of low-melting point glass and manufacturing method, which is applied in the field of low-melting point glass powder and its manufacturing, can solve the problems of small range, limited range of use of lead-free barium borate low-melting point glass, high use temperature, etc., and achieve good wettability As well as fluidity, good chemical stability, and the effect of reducing manufacturing costs
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[0033] In order to enable those skilled in the art to better understand the technical solution of the present invention, the low-melting glass powder provided by the present invention and its manufacturing method will be described in detail below with reference to the accompanying drawings.
[0034] The low-melting glass powder that present embodiment provides is Bi 2 o 3 -B 2 o 3 - ZnO-BaO quaternary system glass powder, and does not contain lead element, this low melting point glass powder can be directly used for sealing of VFD, PDP, CRT, or for sealing between glass, ceramics and metals.
[0035] The low-melting glass powder of the present embodiment comprises (expressed in % by weight): bismuth oxide (Bi 2 o 3 )20~55%, boron oxide (B 2 o 3 ) 10-30%, zinc oxide (ZnO) 5-15%, barium oxide (BaO) 15-40%, copper oxide (CuO) 0.5-5%, magnesium oxide (MgO) 0.5-2%, and halide 0.2- 5%.
[0036]Wherein, the halide is one or a mixture of two or more of tin fluoride, zinc fluor...
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