мікропорошок cubic boron nitride (cBN) 2 micropowder 2 seed 2 апарат високого тиску 2 аппарат высокого давления 2 затравка 2 микропорошок 2 additional crystallization center 1 boron oxide 1 cBN 1 coatings 1 cubic boron nitride 1 grain size 1 grinding powdes 1 hexagonal boron nitride (hBN) 1 high pressure 1 high pressure apparatus 1 high temperature 1 high-pressure apparatus 1 micron powder 1 nanopowders 1 polyvinyl alcohol 1 polyvinyl butyral phenol formaldehyde 1 sodium silicate 1 submicron powder 1 synthesis product 1 synthetic diamond 1 thermal stability 1 wurtzite boron nitride (wBN) 1