Fremstilling af boroxid

• Main Authors: KWAMYA, JOHN, D, GRAY, TRACY, E, FISHER, RICHARD, P
• Format: Patent
• Language: Danish
• Published: 04.02.2002
• Edition: 7
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPOUNDS THEREOF; GLASS; INORGANIC CHEMISTRY; JOINING GLASS TO GLASS OR OTHER MATERIALS; MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES; METALLURGY; MINERAL OR SLAG WOOL; NON-METALLIC ELEMENTS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS

Amorphous boric oxide-containing product having about 80 to 90% B2O3 is produced by heating boric acid to an elevated temperature of about 180 DEG to 220 DEG C. to dehydrate the boric acid and form a molten glass which is cooled to a solid glassy product. The solid glass can be comminuted to produce...