C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 24/40 (2006.01) C04B 28/36 (2006.01)
Patent
CA 2749796
A sulphur cement pre-composition, comprising sulphur, a first organosilane and a second organosilane, and a sul-phur cement product comprising sulphur, a particulate inorganic material, a first organosilane and a second organosilane are dis-closed. The first organosilane comprises one or more functional groups chosen from thiol, sulphide, amine or alkenyl groups. The second organosilane does not comprise any thiol, sulphide, amine or alkenyl groups. Processes for making the sulphur cement pre-composition and the sulphur cement product are also disclosed.
La présente invention concerne une pré-composition de ciment au soufre, comprenant du soufre, un premier organosilane et un second organosilane, ainsi qu'un produit de type ciment au soufre comprenant du soufre, un matériau inorganique particulaire, un premier organosilane et un second organosilane. Le premier organosilane comprend un ou plusieurs groupes fonctionnels choisis parmi des groupes thiol, sulfure, amine ou alcényle. Le second organosilane ne comprend ni groupe thiol, ni groupe sulfure, ni groupe amine ni groupe alcényle. L'invention concerne également des procédés de fabrication de ladite pré-composition de ciment au soufre et dudit produit de type ciment au soufre.
de Boer Paul
Lankshear Michael David
Verbist Guy Lode Magda Maria
Norton Rose Canada S.e.n.c.r.l.,s.r.l./llp
Shell Internationale Research Maatschappij B.v.
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