C - Chemistry – Metallurgy – 03 – C
Patent
C - Chemistry, Metallurgy
03
C
261/20
C03C 3/087 (2006.01) A61L 15/12 (2006.01) A61L 24/00 (2006.01) C03C 3/062 (2006.01) C03C 12/00 (2006.01) C04B 28/28 (2006.01)
Patent
CA 1189092
Abstract of the Disclosure The invention provides a calciumaluminosilicate glass containing 25 to 35% silica, 27 to 35% calcium oxide, 25 to 40% alumina, 0 to 4% of alkali metal oxide selected from lith- ium oxide, sodium oxide and potassium oxide, and 0 to 5% of titanium oxide with the proviso that the total amount of lith- ium, sodium, potassium and titanium oxides is 0.5 to 9%.
406280
Barclay Andrew C.
Dunning Reginald
Parry Richard J.
Potter William D.
Marks & Clerk
Pilkington Brothers P.l.c.
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