摘要 |
PROBLEM TO BE SOLVED: To provide submicron or nano-sized ultrahard abrasive particle materials coated with surfaces that prefer glass.SOLUTION: The ultrahard abrasive particles are diamond or cubic boron nitride particles with coats selected from nitrides of titanium, vanadium, niobium, tantalum, molybdenum and tungsten or carbides of vanadium, niobium, tantalum, molybdenum and tungsten. |