Glass, Volume 22 |
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Page 80
This takes advantage of the fast hydration obtaining under saturated conditions ,
followed by a “ drying out of the glass under controlled water pressure which
maintains total pressure with inert gas . Recently , Takata et al . ( 1980 ) hydrated
...
This takes advantage of the fast hydration obtaining under saturated conditions ,
followed by a “ drying out of the glass under controlled water pressure which
maintains total pressure with inert gas . Recently , Takata et al . ( 1980 ) hydrated
...
Page 81
wt % No20 200 100 é o 200 200 100 100 200 DISTANCE ( MICRONS ) FROM
CENTER OF HYDRATED RIBBON Fig . 2 . Soda profile by chemical etching
technique . Hydrosilicate glass A autoclaved 16 hr at 270°C in Pb ( NO3 ) / HNO ...
wt % No20 200 100 é o 200 200 100 100 200 DISTANCE ( MICRONS ) FROM
CENTER OF HYDRATED RIBBON Fig . 2 . Soda profile by chemical etching
technique . Hydrosilicate glass A autoclaved 16 hr at 270°C in Pb ( NO3 ) / HNO ...
Page 83
8 % Na20 3 mm plate hydrated 1 mm hydrated 1 mm ( very thin central plane of
unhydrated glass ) 1 mm hydrated 1 mm hydrated 1 mm hydrated 1 mm hydrated
1 mm hydrated 1 mm hydrated 140 160 2 32 . 0 18 . 5 22 . 1 180 1 . 66 1 .
8 % Na20 3 mm plate hydrated 1 mm hydrated 1 mm ( very thin central plane of
unhydrated glass ) 1 mm hydrated 1 mm hydrated 1 mm hydrated 1 mm hydrated
1 mm hydrated 1 mm hydrated 140 160 2 32 . 0 18 . 5 22 . 1 180 1 . 66 1 .
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Contents
Water in Glass | 75 |
Applications | 121 |
Gel Method for Making Glass | 129 |
Copyright | |
11 other sections not shown
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acid addition adsorption alkali alkoxide analysis applied atoms band Bartholomew bond bulk calculated cause Ceram Chem chemical clusters coefficient components composition concentration constant contraction crack crystals curve decrease dependence depth determination developed discussed distribution Doremus effect energy equation et al example expansion experimental failure fatigue fibers formation formed fracture function geometry give given glass surfaces groups heating higher hydrated hydrolysis hydrosilicate important increase influence ions Kamiya layer lead length load lower material mean measured melting metal method mole observed obtained occurs oxide phase Phys possible prepared pressure processes produced propagation properties range ratio reaction region samples seal shown in Fig shows silicate glasses SiO2 soda-lime Solids solution strain strength stress structure studies Table technique temperature thermal tion values vapor viscosity water content