C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 201/10 (2006.01) C08G 18/38 (2006.01) C08G 18/67 (2006.01) C08G 18/71 (2006.01) C08G 65/336 (2006.01) C09D 7/12 (2006.01) C09D 133/06 (2006.01) C09D 151/00 (2006.01) C09D 171/02 (2006.01) C09D 183/10 (2006.01) C08L 61/20 (2006.01)
Patent
CA 2308313
A coating comprising the silated reaction product of R1(OH)m and OCN(CH2)tSiR4(OR5)2 and/or R2-(SiYX2)n; a graft copolymer having an acrylic polymer based backbone and stabilizing arms comprising ethylenically unsaturated monomer, the backbone being insoluble and the arms being soluble in the composition; a melamine crosslinker; and an acrylic polyol; m, n, t, R1, R2, R4, R5, X and Y defined in the text.
Cet enduit, qui comprend le produit réactionnel silylé de R?1¿(OH)¿m? et de OCN(CH¿2?)¿t?SiR?4¿(OR?5¿)¿2? et/ou de R?2¿-(SiYX¿2?)¿n?, comprend également un copolymère greffé possédant un squelette à base de polymère acrylique ainsi que des branches de stabilisation comportant un monomère ethyléniquement insaturé, le squelette étant insoluble dans la composition à la différence des branches. Cet enduit renferme, en outre, un agent de réticulation mélaminique et un polyalcool acrylique. De plus, m, n, t, R?1¿, R?2¿ R?4¿, R?5¿, X et Y sont tels que définis dans le descriptif.
Gregorovich Basil V.
Hazan Isidor
Wilczek Lech
Bennett Jones Llp
E.i. Du Pont de Nemours And Company
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