Organopolysiloxanes with dye radicals

Details Organopolysiloxanes with dye radicals Organopolysiloxanes with dye radicals

C - Chemistry, Metallurgy

08

G

C08G 77/382 (2006.01) C08G 77/392 (2006.01) C09B 69/10 (2006.01)

Patent

CA 2283582

The invention relates to organopolysiloxanes whith dye residues, containing units of general formula (I): R1a(RO)bAcR2dSiO(4-a-b-c-d)/2 wherein R, R1, R2, A, a, b, d and c have the meaning cited in Claim 1, with the proviso that the sum of a, b, c and d is less than or equal to 3, the organopolysiloxanes have at least one residue A per molecule and that for units of formula (I) where c is different to 0, d equals 0.

L'invention concerne des organopolysiloxanes présentant des restes de colorants qui contiennent des motifs de la formule générale (I): R?1¿¿a?(RO)¿b?A¿c?R?2¿¿d?SiO¿(4-a-b-c-d)/2?, dans laquelle R, R?1¿, R?2¿, A, a, b, d et c ont la signification indiquée dans la revendication 1, à condition que la somme de a, b, c et d soit inférieure ou égale à 3, que les organopolysiloxanes présentent au moins un reste A par molécule et que, pour les unités de la formule (I) où c est différent de 0, d soit égal à 0.

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