MIXTURE OF CERAMIC MATERIAL FOR MANUFACTURE OF HIGH-FREQUENCY CAPACITORS WITH TEMPERATURE COEFFICIENT OF CAPACITANCE FROM - 30 10 99 DEG 99-991 TO +30 10 99-996 deg 99-991 Russian patent published in 1995 - IPC

FIELD: radio electronics. SUBSTANCE: ceramic mixture contains solid solution meeting common formula ε and additive. Glass-forming compound of borosilicate (Ba_0,9Sr_0,1)(Nd_0,8Bi_0,2)₂Ti₄O₁₂, where x=-.05-0.70; y=0.30-0.95 in the amount of 1-2 per cent by mass is used as additive. EFFECT: reduction of sintering temperature up to 10-60-1120 C with dielectric permittivity xB₂O₃·ySiO₂=100. 3 tbl