Use of certain benzotriazole derivatives as light...

Details Use of certain benzotriazole derivatives as light... Use of certain benzotriazole derivatives as light...

C - Chemistry, Metallurgy

07

D

31/153, 260/228,

C07D 249/20 (2006.01) B41M 1/26 (2006.01) B41M 5/52 (2006.01) C07D 405/14 (2006.01) D21H 21/30 (2006.01)

Patent

CA 1328659

Use of certain benzotriazole derivatives as light stabilizers for recording materials for ink-jet printing Abstract UV-absorbers of the formula I Image (I) in which n is 1 to 4, R is H, C1-C12alkyl, C5-C8cycloalkyl, phenyl or C7-C9phenylalkyl, R1 is H, Cl, C1-C4alkyl or C1-C4alkoxy and R2 is an n-valent hydrophilic group, are especially suitable for the light sta- bilization of ink-jet prints. The compound of the formula I is here added to the recording material, preferably in a surface coating. Such compounds have the further advantage that they form particularly stable emulsions.

559022

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