Method for joining substrates

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United States of America Patent

PATENT NO 9815262
SERIAL NO

14000745

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Abstract

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The invention relates to a method of joining substrates. It is the object of the invention in this respect to join substrates of substrate materials together without having to exert an increased effort for a coating with additional coating processes to be carried out and to be able to achieve a good quality of the join connection in so doing. In the method in accordance with the invention a pretreatment of at least one join surface of a substrate to be joined is carried out in low pressure oxygen plasma prior to the actual joining. On the joining, a contact force acts on the substrates to be joined in the range 2 kPa to 5 MPa and in this process a heat treatment is carried out at an elevated temperature of at least 100° C. and at under pressure conditions of a maximum of 10 mbar, preferably <10−3 mbar.

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Patent Owner(s)

Patent OwnerAddress
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E VMUNICH GERMANY
FRIEDRICH-SCHILLER-UNIVERSITAET JENAJENA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eberhardt, Ramona Bucha, DE 7 82
Kalkowski, Gerhard Jena, DE 9 112
Rohde, Mathias Bad Klosterlausnitz, DE 2 5
Rothhardt, Carolin Jena, DE 1 4

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