FIELD: glassmaking.
SUBSTANCE: strengthening or restoration of strength of flat base made of brittle oxide comprises following steps: (i) coating edges of brittle oxide base with strengthening composition without coating large flat surfaces of base and (ii) hardening coating. In addition. invention provides strengthened brittle oxide base, for example glass and window containing strengthened brittle oxide base as window. Strengthening composition utilized is a solution prepared by mixing solvent with silane-based formulation.
EFFECT: simplified strengthening procedure.
23 cl, 3 dwg, 12 ex
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Authors
Dates
2004-10-10—Published
1998-09-01—Filed