C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 26/00 (2006.01) B22C 1/00 (2006.01)
Patent
CA 2657799
Additivated sodic bentonite for use in composition of green sand for molding of cast parts relates to a composition of additivated sodic bentonite through the addition of dextrin and sugar or starch and sugar in specific quantities during the process of calcic bentonite activation by means of incorporation of sodium carbonate into the "in nature" ore, belonging to the field of chemical industry for use in the composition of green sand for cast molding, offering a wide range of advantages in comparison with the existing formulas.
L'invention porte sur une composition de bentonite sodique additivée par l'addition de dextrine et de sucre, ou d'amidon et de sucre dans des quantités spécifiques pendant le procédé d'activation de bentonite calcique au moyen de l'incorporation de carbonate de sodium dans le minerai <= dans la nature >=. Cette invention appartient au domaine de l'industrie chimique et est destinée à être utilisée dans la composition de sable vert pour moulage de coulée, offrant une large gamme d'avantages par rapport aux formulations existantes.
Coque Do Sul Do Brasil Ltda
Moffat & Co.
LandOfFree
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