Patent ID: 6302536
Filing Date: 2001-10-16
Classification: B41J,C09D

Abstract:
A fast-drying ink composition for use in impulse ink jet printers, comprising:a) from about 20 to about 95 percent by weight of a solvent comprising a glycol alkyl ether having about 3 to 20 carbon atoms, a ketone alcohol, 1,4-butanediol, denatured ethanol, benzyl alcohol, an alkyl lactate, or mixtures thereof;b) from about 1 to about 20 percent by weight of a polymeric resin comprising a polyester resin, a polyvinylbuterol resin, a phenolic resin, an acrylic resin, or mixtures thereof; andc) from about 1 to about 20 percent by weight of a colorant, wherein said solvent has a boiling point below 150.degree. C.