Chemically toughened glass article having no optical orange skin and method for producing same

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United States of America

PATENT NO 11932570
SERIAL NO

17129721

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Abstract

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A method for chemical toughening a thin glass article with a thickness of at most 0.07 mm is provided. The method includes immersing the glass article into a bath of molten salt having a certain toughening temperature for a certain toughening time to form a toughened glass article; lifting the toughened glass article out of the bath of molten salt; post-toughening dwelling the toughened glass article for a certain dwelling time at a dwelling temperature that is higher than a melting point of the bath of molten salt and lower than a transition temperature (Tg) of the toughened glass article; and cooling and cleaning the toughened glass article.

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Patent Owner(s)

Patent OwnerAddress
SCHOTT GLASS TECHNOLOGIES (SUZHOU) CO LTD215009 79 HUOJU ROAD SCIENCE AND TECHNOLOGY INDUSTRIAL PARK SUZHOU NEW DISTRICT JIANGSU PROVINCE SUZHOU CITY JIANGSU PROVINCE 215009

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Da, Ning Jiangsu, CN 19 62
He, Feng Jiangsu, CN 194 1424
Xiao, Wei Shanghai, CN 275 2613
Zimmer, José Eppstein, DE 12 275

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