sìlicas precipitadas que têm propriedades de superfìcie especiais

• Main Authors: DIETER KUHN, MARIO SCHOLZ, HELGA OBLADEN, RENE ALLERDISSE, MICHAEL KEMPF, CHRISTIAN PANZ, KARL MEIER, MARKUS RUF
• Format: Patent
• Language: Portuguese
• Published: 19.02.2008
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; COMPOUNDS THEREOF; CORRECTING FLUIDS; DYES; FILLING PASTES; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; INKS; INORGANIC CHEMISTRY; LAUNDERING; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; NON-METALLIC ELEMENTS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; TEXTILES; THEIR PREPARATION OR CHEMICAL WORKING-UP; TREATMENT OF TEXTILES OR THE LIKE; TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS; USE OF MATERIALS AS ADHESIVES; USE OF MATERIALS THEREFOR; WOODSTAINS

SìLICAS PRECIPITADAS QUE TêM PROPRIEDADES DE SUPERFìCIE ESPECIAIS. A presente invenção refere-se a sílicas precipitadas que têm qualidades especiais de superfície, a um processo para prepará-las e a seu uso como reforços e espessantes para selantes. A precipitated silica has isolated silicon hydroxide absorbance ratio of >=1. An independent claim is included for preparation of silica.