Basic rhodamine dyes

Details Basic rhodamine dyes Basic rhodamine dyes

C - Chemistry, Metallurgy

09

B

8/4, 260/279.37,

C09B 57/00 (2006.01) C09B 11/12 (2006.01) C09B 11/24 (2006.01) C09B 11/28 (2006.01) C09D 11/02 (2006.01) D21H 21/28 (2006.01)

Patent

CA 1339276

Abstract of the Disclosure: Basic rhodamine dyes suitable for use in recording fluids for the ink jet process and for coloring paper stock have the formula Image where L is C2-C10-alkylene, R1, R2 and R3 are each independently of the others hydrogen, substituted or unsubstituted C1-C10-alkyl or C5-C7-cycloalkyl or R1 and R2 together with the nitrogen atom linking them together are a hetero cyclic radical, An~ is one equivalent of an anion and m and n are each independently of the other 0 or 1.

601818

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