Base material for optical communication device and optical...

G - Physics – 02 – B

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G02B 6/00 (2006.01) C03C 17/30 (2006.01) G02B 6/02 (2006.01) G02B 6/12 (2006.01)

Patent

CA 2453666

A base material for an optical communication device which comprises a ceramic or glass ceramic having a minus thermal expansion coefficient of (-10 to -120) X 10-7/~C in a temperature range of -40 to 100~C, characterized in that it has been treated with a solution containing one or more organic silicon compounds selected from the group consisting of a siloxane compound and a silazane compound.

L'invention concerne un matériau de base pour dispositif de communication optique, en céramique ou vitrocéramique, à coefficient d'expansion thermique négatif compris entre -10 et -120 x 10?-7¿/ · C, dans une gamme de températures allant de -40 à 100· C. Ledit matériau est traité avec une solution qui renferme un ou plusieurs composés en silicium organique pouvant être du type siloxane et silazane.

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