作者: Kevin D. Landgrebe , David M. Read , Steven S. Kirckof
DOI:
关键词: Oxide 、 Bismuth 、 Inorganic chemistry 、 Carbon 、 Chemistry 、 Composition (visual arts) 、 Sulfur 、 Water vapor 、 Group (periodic table) 、 Substrate (chemistry)
摘要: A chemical indicator composition comprising a bismuth (III) compound selected from the group consisting of oxide and at least one organic which includes 2 to 20 carbon atoms; elemental sulfur; makes alkaline when exposed water vapor an elevated temperature; compound; acid other than any present in substrate coated on portion major surface substrate; methods making indicator; using are disclosed.