Glass body provided with an alkali diffusion-preventing silicon oxide layer
First Claim
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1. A glass body comprising an alkali-containing glass substrate and a silicon oxide layer formed on its surface for preventing diffusion of alkali metal ions from the glass substrate, wherein the silicon of said silicon oxide layer contains essentially O--Si--O and Si--H bonds and where said hydrogen is bonded to silicon in the amount of 0.01 to 25 molar %.
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Abstract
A glass body comprising an alkali-containing glass substrate and a silicon oxide layer formed on its surface for preventing diffusion of alkali metal ions from the glass substrate. Said silicon oxide layer contains hydrogen bonded to silicon.
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2 Claims
- 1. A glass body comprising an alkali-containing glass substrate and a silicon oxide layer formed on its surface for preventing diffusion of alkali metal ions from the glass substrate, wherein the silicon of said silicon oxide layer contains essentially O--Si--O and Si--H bonds and where said hydrogen is bonded to silicon in the amount of 0.01 to 25 molar %.
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Current AssigneeAsahi Glass Company, Limited (AGC, Inc.)
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Original AssigneeAsahi Glass Company, Limited (AGC, Inc.)
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InventorsMizuhashi, Mamoru, Gotoh, Yoshio
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Primary Examiner(s)McCamish, Marion E.
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Assistant Examiner(s)BUFFALOW, EDITH
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Application NumberUS06/403,282Time in Patent Office852 DaysField of Search428/428, 428/426, 428/446US Class Current428/428CPC Class CodesC03C 17/22 with other inorganic materi...C03C 17/23 Oxides C03C17/02 takes prec...C03C 2217/213 SiO2C03C 2217/28 Other inorganic materialsC23C 14/024 Deposition of sublayers, e....G02F 1/1333 Constructional arrangements...G02F 1/133337 Layers preventing ion diffu...
