GLASS FOR CHEMICAL STRENGTHENING AND CHEMICALLY STRENGTHENED GLASS

GLASS FOR CHEMICAL STRENGTHENING AND CHEMICALLY STRENGTHENED GLASS

  • CN 105,813,995 A
  • Filed: 12/12/2014
  • Published: 07/27/2016
  • Est. Priority Date: 12/13/2013
  • Status: Active Application
First Claim
Patent Images

1. one kind has carried out the glass of chemical intensification treatment, it is characterised in thatRepresent with the quality percentage of oxide benchmark, described in carried out the glass of chemical intensification treatment and contained:

  • The SiO of 60%~

    75%2

    The Al of 3%~

    9%2O3

    The MgO of 2%~

    10%,The CaO of 3%~

    10%,The Na of 10%~

    18%2O、

    The K of maximum 4%2O、

    The ZrO of 0%~

    3%2

    The TiO of 0%~

    0.3%2, andThe SO of 0.02%~

    0.4%3,The viscosity of glass melts reaches temperature T during 100dPa second2It is less than 1530 DEG C, andIn the first type surface carrying out chemical intensification treatment, the compressive stress layer degree of depth is more than 8 μ

    m, and bearing stress is more than 500MPa.

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