C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/38
C04B 35/10 (2006.01) C04B 35/111 (2006.01) C04B 35/634 (2006.01) H01L 21/48 (2006.01) H01L 23/15 (2006.01)
Patent
CA 1196034
ABSTRACT OF THE DISCLOSURE Ceramic composition containing alumina, a deflocculating agent and at least one organic binder. According to the invention it is constituted, in dry extract form, 95 to 99% by weight of a mixture of a first alumina of grain size below 2 microns, which can be fritted at a temperature below 1600°C for a bulk density below 2.3 and a second alumina of grain size below 3 microns, which can be fritted at a temperature below 1650°C for a bulk density below 2.4 and 1 to 5% by weight of organic products containing at least one deflocculating agent and at least one binder chosen from among the alkyl polyacrylates and their copolymers.
419152
Basseville Philippe
Gougouyan Yves
C.i.c.e. S.a.
Goudreau Gage Dubuc
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