| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to self-propagating high-temperature synthesis (SHS). A nickel-chromium thiospinel is obtained via SHS from a mixture of powdered nickel sulphide NiS with addition of chromium powder and crystalline sulphur, taken to stoichiometric composition of NiCrSwith 5% excess sulphur in an air atmosphere.EFFECT: simple method, high efficiency, low power consumption, fast and environmentally friendly process.1 dwg, 2 ex |
