The unleaded glass material for seal arrival processing seal arrival processed ones and the seal arrival process method of using this

摘要

As the glass material for seal arrival processing, the lead to possess the glass constitution which is not included, the extent of the material range of choice which it can deal with seal arrival, the high performance the thing is offered in the surface of seal arrival processability and seal arrival quality etc being, V₂ O₅, possessing the glass constitution which includes the metallic oxide of 4 kinds of ZnO, BaO and P₂ O₅ as the necessary component it becomes.