US 12,466,764 B2
Low melting point tin phosphate-based glass frit
Hiroshi Yoshinaga, Kagoshima (JP); and Yoshinari Takao, Kagoshima (JP)
Assigned to YEJ Glass Co., Ltd., Kagoshima (JP); and YEK Glass Co., Ltd., Gyeonggi-Do (KR)
Filed by YEJ GLASS CO., LTD., Kagoshima (JP); and YEK GLASS CO., LTD., Gyeonggi-do (KR)
Filed on Feb. 16, 2022, as Appl. No. 17/673,385.
Application 17/673,385 is a continuation of application No. PCT/JP2020/009627, filed on Mar. 6, 2020.
Claims priority of application No. 2019-188405 (JP), filed on Oct. 15, 2019.
Prior Publication US 2022/0169559 A1, Jun. 2, 2022
Int. Cl. C03C 8/08 (2006.01); C03C 3/066 (2006.01); C03C 3/16 (2006.01); C03C 3/19 (2006.01); C03C 3/247 (2006.01)
CPC C03C 8/08 (2013.01) [C03C 3/066 (2013.01); C03C 3/16 (2013.01); C03C 3/19 (2013.01); C03C 3/247 (2013.01); C03C 2205/00 (2013.01)] 4 Claims
 
1. A low melting point tin phosphate-based glass frit comprising, in mol %, 44.7 to 75% of SnO, 0 to 40% of SnF2, 10 to 50% of P2O5, 0 to 30% of ZnO, 0 to 5% of Al2O3, 0 to 30% of B2O3, 0.1 to 5% of In2O3, 1.2 to 5% of BaO, and 0 to 5% of SiO2.