Preceramic organosilicon-boron polymers

Precipitated silica beads

Precursors for boron nitride coatings

Precursors in the preparation of transition metal nitrides and t

Preparation and composition of sialon grain and powder

Preparation and sintering of refractory metal borides, carbides

Preparation method for zircon powder

Preparation of aluminum oxynitride from organosiloxydihaloalanes

Preparation of boron-doped silicon carbide fibers

Preparation of boron/nitrogen preceramic polymers

Preparation of high purity, homogeneous zirconia mixtures

Preparation of hollow ceramic fibers

Preparation of mixed boron and aluminum nitrides

Preparation of mixed powders

Preparation of mullite whiskers from AlF.sub.3, SiO.sub.2, and A

Preparation of powder articles having improved green strength

Preparation of precursor materials convertible into bi- and poly

Preparation of pulverulent zirconium dioxide

Preparation of refractory materials from asbestos tailings

Preparation of sintered aluminum nitride