LASER WELDING TRANSPARENT GLASS SHEETS USING LOW MELTING GLASS OR THIN ABSORBING FILMS

申请号 US15655194 申请日 2017-07-20 公开(公告)号 US20180138445A1 公开(公告)日 2018-05-17
申请人 CORNING INCORPORATED; 发明人 Leonard Charles Dabich, II; Stephan Lvovich Logunov; Mark Alejandro Quesada; Alexander Mikhailovich Streltsov;
摘要 A method of sealing a workpiece comprising forming an inorganic film over a surface of a first substrate, arranging a workpiece to be protected between the first substrate and a second substrate wherein the inorganic film is in contact with the second substrate; and sealing the workpiece between the first and second substrates as a function of the composition of impurities in the first or second substrates and as a function of the composition of the inorganic film by locally heating the inorganic film with a predetermined laser radiation wavelength. The inorganic film, the first substrate, or the second substrate can be transmissive at approximately 420 nm to approximately 750 nm.
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