JPH0253932B2 - - Google Patents

Info

Publication number

JPH0253932B2

JPH0253932B2 JP61236745A JP23674586A JPH0253932B2 JP H0253932 B2 JPH0253932 B2 JP H0253932B2 JP 61236745 A JP61236745 A JP 61236745A JP 23674586 A JP23674586 A JP 23674586A JP H0253932 B2 JPH0253932 B2 JP H0253932B2

Authority

JP

Japan

Prior art keywords

bismuth

phase

sintered body

oxide

varistor

Prior art date

1986-10-03

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired - Lifetime

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• 229910052797 bismuth Inorganic materials 0.000 claims description 34
• 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 31
• JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 30
• XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical group [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 19
• 150000001875 compounds Chemical class 0.000 claims description 14
• 229910052718 tin Inorganic materials 0.000 claims description 9
• 239000011787 zinc oxide Substances 0.000 claims description 9
• 239000000654 additive Substances 0.000 claims description 8
• 239000013078 crystal Substances 0.000 claims description 8
• 238000005204 segregation Methods 0.000 claims description 7
• ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
• 229910052787 antimony Inorganic materials 0.000 claims description 4
• WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 4
• 239000012071 phase Substances 0.000 description 31
• 229910000416 bismuth oxide Inorganic materials 0.000 description 8
• TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 description 8
• BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
• 229910052709 silver Inorganic materials 0.000 description 6
• 239000004332 silver Substances 0.000 description 6
• 238000010438 heat treatment Methods 0.000 description 5
• 238000002441 X-ray diffraction Methods 0.000 description 4
• 238000010586 diagram Methods 0.000 description 4
• AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 4
• 238000000034 method Methods 0.000 description 4
• 238000005516 engineering process Methods 0.000 description 3
• 238000005245 sintering Methods 0.000 description 3
• 238000004780 2D liquid chromatography Methods 0.000 description 2
• PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
• 230000002159 abnormal effect Effects 0.000 description 2
• 238000010521 absorption reaction Methods 0.000 description 2
• 229910052782 aluminium Inorganic materials 0.000 description 2
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
• 238000000137 annealing Methods 0.000 description 2
• 230000015572 biosynthetic process Effects 0.000 description 2
• 239000005388 borosilicate glass Substances 0.000 description 2
• 239000011248 coating agent Substances 0.000 description 2
• 238000000576 coating method Methods 0.000 description 2
• 230000007423 decrease Effects 0.000 description 2
• 230000006866 deterioration Effects 0.000 description 2
• 238000011161 development Methods 0.000 description 2
• 230000018109 developmental process Effects 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 238000010304 firing Methods 0.000 description 2
• 229910000480 nickel oxide Inorganic materials 0.000 description 2
• YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 2
• XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
• 229910001887 tin oxide Inorganic materials 0.000 description 2
• VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
• 229910006404 SnO 2 Inorganic materials 0.000 description 1
• 229910000410 antimony oxide Inorganic materials 0.000 description 1
• GHPGOEFPKIHBNM-UHFFFAOYSA-N antimony(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Sb+3].[Sb+3] GHPGOEFPKIHBNM-UHFFFAOYSA-N 0.000 description 1
• 150000001622 bismuth compounds Chemical class 0.000 description 1
• 238000001354 calcination Methods 0.000 description 1
• 239000000919 ceramic Substances 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 229910052804 chromium Inorganic materials 0.000 description 1
• 239000011651 chromium Substances 0.000 description 1
• 229910017052 cobalt Inorganic materials 0.000 description 1
• 239000010941 cobalt Substances 0.000 description 1
• GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
• IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
• 230000001186 cumulative effect Effects 0.000 description 1
• 230000002542 deteriorative effect Effects 0.000 description 1
• QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
• 230000005611 electricity Effects 0.000 description 1
• 239000008187 granular material Substances 0.000 description 1
• 229910000464 lead oxide Inorganic materials 0.000 description 1
• 239000007791 liquid phase Substances 0.000 description 1
• WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 238000005259 measurement Methods 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000002156 mixing Methods 0.000 description 1
• 229910052759 nickel Inorganic materials 0.000 description 1
• VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 1
• GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
• 238000007747 plating Methods 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 230000001681 protective effect Effects 0.000 description 1
• 238000003303 reheating Methods 0.000 description 1
• 229910052596 spinel Inorganic materials 0.000 description 1
• 239000011029 spinel Substances 0.000 description 1
• 239000000126 substance Substances 0.000 description 1
• 230000009466 transformation Effects 0.000 description 1