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Machine translation
1. (WO1980002343) CERAMIC BASE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/002343    International Application No.:    PCT/JP1980/000078
Publication Date: 30.10.1980 International Filing Date: 18.04.1980
IPC:
C04B 35/18 (2006.01), C04B 35/195 (2006.01), H01B 3/12 (2006.01), H01L 23/15 (2006.01), H05K 1/03 (2006.01)
Applicants:
Inventors:
Priority Data:
79/46751 18.04.1979 JP
Title (EN) CERAMIC BASE
(FR) BASE CERAMIQUE
Abstract: front page image
(EN)A ceramic base suited for use as a circuit base for mounting an integrated circuit chip, which substantially comprises 0.5 to 5.0 wt.% of MgO and 95.0 to 99.5 wt.% of the sum of Al2O3 and SiO2 based on the weight of the base, with the weight ratio of Al2O3 to SiO2 being 50: 50 to 80: 20.
(FR)Une base de ceramique est utilisee comme une base de circuit pour le montage d"une microplaquette a circuit integre qui comprend sensiblement 0,5 a 5,0% en poids de MgO et 95,0 a 99,5% en poids de la somme de A12O3 et SiO2 d"apres le poids de la base, le rapport de poids entre A12O3 et SiO2 etant de 50:50 a 80:20.
Designated States:
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)