COMPOSITIONS SOLIDES AMORPHES ET HOMOGENES A BASE DE DERIVES METALLIQUES, SOUS FORME DE GELS POLYMERISES OU DE VERRES, LEUR PREPARATION ET LEUR APPLICATION

• Main Author: JEAN-PIERRE BOILOT, AGNES GAY, PHILIPPE COLOMBAN ET MARTINE LEJEUNE
• Format: Patent
• Language: French
• Published: 22.04.1988
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; ELECTRICITY; GLASS; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; JOINING GLASS TO GLASS OR OTHER MATERIALS; MEASURING; METALLURGY; MINERAL OR SLAG WOOL; PHYSICS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; TESTING

Amorphous and homogeneous solid compositions, characterised in that they are in the form of gels or of glass corresponding to the formula I : MxM'yM''zPuXvRwOt, in which: M denotes at least one metal chosen from lithium, sodium, potassium, silver and copper; M' denotes at least one metal chosen from zirconium(IV), titanium(IV), hafnium(IV), thorium(IV) and aluminium; M'' denotes at least one metal among silicon and germanium; P is the element phosphorus and O the element oxygen; X denotes at least one adjuvant or dopant element chosen, for example, from boron, tin, niobium, tantalum, yttrium, the lanthanides and the 3d transition elements other than titanium and copper, and/or an ion such as an inorganic anion or the cation H<+>; R denotes a -H group and/or an alkyl group containing 1 to 5 carbon atoms; x, y, z, u, v and w denote the respective molar proportions of the constituents.