Invention Grant
US08927445B2 Sealing agent with low softening temperature useful in the preparation of electronic devices 有权
具有低软化温度的密封剂可用于制备电子设备

Sealing agent with low softening temperature useful in the preparation of electronic devices
Abstract:
The invention includes a composition for sealing agent, generally in the form of glass frit, lead-free, comprising by weight over the total weight of the composition: 30-80% Bi2O3; 2-10% ZnO; 2-10% B2O3; 0-5% Na2O; 1-10% SiO2; 1-8% Al2O3; 0-7% BaO; and 0-8% MgO. The composition for sealing agent as defined above can be added with a filler in a quantity up to 20% by weight over the total weight of the resulting mixture. The invention also includes a sealing paste containing the composition for sealing agent, the optional filler, an organic binder and optionally an organic solvent. The invention also includes methods for producing and using the composition for sealing agent and the sealing paste, as well as an electronic device sealed with the sealing paste.
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