Disclosed herein are sealed devices comprising a first substrate, a second substrate, an inorganic film between the first and second substrates, and at least one weld region comprising a bond between the first and second substrates. The weld region can comprise a chemical composition different from that of the inorganic film and the first or second substrates. The sealed devices may further comprise a stress region encompassing at least the weld region, in which a portion of the device is under a greater stress than the remaining portion of the device. Also disclosed herein are display and electronic components comprising such sealed devices.

Disclosed herein are sealed devices comprising a first substrate, a second substrate, an inorganic film between the first and second substrates, and at least one weld region comprising a bond between the first and second substrates. The weld region can comprise a chemical composition different from that of the inorganic film and the first or second substrates. The sealed devices may further comprise a stress region encompassing at least the weld region, in which a portion of the device is under a greater stress than the remaining portion of the device. Also disclosed herein are display and electronic components comprising such sealed devices.

A method of forming a dissolvable part of amorphous borate includes: preparing a mixture comprising one or more boron compounds and one or more alkali compounds, at least one of the one or more boron compounds and the one or more alkali compounds being hydrous; heating the mixture to a melting temperature for a predetermined time to melt the mixture and release water from the mixture to form an anhydrous boron compound that is moldable, wherein the amount of alkali compound being selected to achieve an alkali oxide content of between about 10 to 25%; with the anhydrous boron compound at a molding temperature, molding the anhydrous boron compound in a mold; and cooling the anhydrous boron compound to form a solid.

A method of forming a dissolvable part of amorphous borate includes: preparing a mixture comprising one or more boron compounds and one or more alkali compounds, at least one of the one or more boron compounds and the one or more alkali compounds being hydrous; heating the mixture to a melting temperature for a predetermined time to melt the mixture and release water from the mixture to form an anhydrous boron compound that is moldable, wherein the amount of alkali compound being selected to achieve an alkali oxide content of between about 10 to 25%; with the anhydrous boron compound at a molding temperature, molding the anhydrous boron compound in a mold; and cooling the anhydrous boron compound to form a solid.

The present invention pertains to a glass characterized by: containing 72-82% of Li.sup.+, 0-21% of Si.sup.4+, and 0-28% of B.sup.3+ in terms of cation %; and containing at least 70% and less than 100% of O.sup.2− and more than 0% and at most 30% of Cl.sup.−, containing at least 94% and less than 100% of O.sup.2− and more than 0% and at most 6% of S.sup.2−, or containing at least 64% and less than 100% of O.sup.2−, more than 0% and at most 30% of Cl.sup.−, and more than 0% and at most 6% of S.sup.2−, in terms of anion %.

The present invention pertains to a glass characterized by: containing 72-82% of Li.sup.+, 0-21% of Si.sup.4+, and 0-28% of B.sup.3+ in terms of cation %; and containing at least 70% and less than 100% of O.sup.2− and more than 0% and at most 30% of Cl.sup.−, containing at least 94% and less than 100% of O.sup.2− and more than 0% and at most 6% of S.sup.2−, or containing at least 64% and less than 100% of O.sup.2−, more than 0% and at most 30% of Cl.sup.−, and more than 0% and at most 6% of S.sup.2−, in terms of anion %.

A method of decorating a glass substrate having a coating, said method comprising: applying a paste onto at least a portion of said coating in a desired pattern; drying said paste to form a dried paste in said desired pattern; and firing said dried paste to form an enamel in said desired pattern, said enamel being directly bonded to said glass substrate by dissolution of the portion of the coating to which the paste is applied during the firing step. The paste comprises a solids portion dispersed in a dispersion medium, said solids portion including a composition comprising: 10 to 40 mol % ZnO; 20 to 40 mol % B.sub.2O.sub.3; 25 to 65 mol % Bi.sub.2O.sub.3, TeO.sub.2, or PbO, or mixtures thereof; and to 15 mol % Al.sub.2O.sub.3.

The present disclosure relates to a device and method for degrading chlorinated hydrocarbon (CHC) in polluted groundwater. A preparation method for each of glass tubes and the method for degrading CHCs are as follows: uniformly mixing 55-85 wt % of Bi.sub.2O.sub.3, 5-15 wt % of B.sub.2O.sub.3, and 10-30 wt % of SrCO.sub.3, putting into a corrosion resistant crucible, holding at 1,050-1,300° C. for 15-45 min, forming into a glass tube, and holding the glass tube at 200-400° C. for 1-3 h, followed by annealing; soaking the inner wall of the glass tube for 10-30 min with a HCl solution with a concentration of 0.02-0.2 mol/L, washing with water, and providing an ultraviolet lamp to obtain a self-cleaning glass tube; guiding CHC-containing groundwater to the self-cleaning glass tube, turning on the ultraviolet lamp, and carrying out ultraviolet irradiation for 1-8 h, thereby effectively removing the CHCs.

The present disclosure relates to a device and method for degrading chlorinated hydrocarbon (CHC) in polluted groundwater. A preparation method for each of glass tubes and the method for degrading CHCs are as follows: uniformly mixing 55-85 wt % of Bi.sub.2O.sub.3, 5-15 wt % of B.sub.2O.sub.3, and 10-30 wt % of SrCO.sub.3, putting into a corrosion resistant crucible, holding at 1,050-1,300° C. for 15-45 min, forming into a glass tube, and holding the glass tube at 200-400° C. for 1-3 h, followed by annealing; soaking the inner wall of the glass tube for 10-30 min with a HCl solution with a concentration of 0.02-0.2 mol/L, washing with water, and providing an ultraviolet lamp to obtain a self-cleaning glass tube; guiding CHC-containing groundwater to the self-cleaning glass tube, turning on the ultraviolet lamp, and carrying out ultraviolet irradiation for 1-8 h, thereby effectively removing the CHCs.

Compositions comprising a sol-gel derived glass, the sol-gel derived glass comprising two main components, the main components comprising a borate component and an alkaline earth metal component. Methods of making the compositions comprising combining precursor solutions containing boron ions, with alkaline earth metal ions to form a solution; gelling the solution to form a gel; drying the gel; and calcining the dried gel.