Aqueous ink compositions for ball-point pens

Details Aqueous ink compositions for ball-point pens Aqueous ink compositions for ball-point pens

C - Chemistry, Metallurgy

09

D

6/23

C09D 11/18 (2006.01)

Patent

CA 1194652

AQUEOUS INK COMPOSITIONS FOR BALL-POINT PENS ABSTRACT: An aqueous ink composition for ball-point pens which comprises (i) 84.5 to 99.7 parts by weight of an aqueous medium consisting of 40 to 95% by weight of water and 60 to 5% by weight of a wetting agent, (ii) 0.1 to 15 parts by weight of a water-soluble or water-dispersible coloring agent and (iii) 0.2 to 0.45 part by weight of xanthan gum in 100 parts by weight of the total composition; and an aqueous ink composition for ball-point pens which comprises (i) 74.5 to 99.2 parts by weight of an aqueous medium consisting of 33 to 95% by weight of water and 67 to 5% by weight of a wetting agent, (ii) 0.1 to 15 parts by weight of a water-soluble or water- dispersible coloring agent, (iii) 0.2 to 0.45 part by weight of xanthan gum and (iv) 0.5 to 10 parts by weight of a permeable organic solvent in 100 parts by weight of the total composition.

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