PREPARATION OF VARIABLE-TRANSMITTANCE COATINGS AND ASSEMBLED GDLC ELECTROOPTICAL DEVICES

• Main Authors: LEVY COHEN DAVID S, ZAYAT SOUSS MARCOS D
• Format: Patent
• Language: English; Spanish
• Published: 01.10.2007
• Subjects: ADHESIVES; CHEMISTRY; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; DYES; FREQUENCY-CHANGING; GLASS; MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MINERAL OR SLAG WOOL; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PAINTS; PHYSICS; POLISHES; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

A description is provided of the preparation of variable-transmittance coatings and assembled electrooptical devices, GDLCs or thin glass films from a precursor or mixture of silicon alkoxide precursors, after inorganic hydrolysis and polymerization, by means of the sol-gel process, which involves t...