Patent ID: 7033013
Filing Date: 2006-04-25
Classification: B41M,C09D,Y10T

Abstract:
1. A pretreatment liquid, comprising: a cationic polymer in an amount of 10 to 80% by weight based on total weight that depresses at least one of the dispersibility and solubility of a component in a recording ink, wherein the pretreatment liquid has a viscosity of from 100 to 10,000 mPa·s at 25° C.; wherein the cationic polymer has or includes a formula selected from the group consisting of the following formulae (1), (2), (5) to (16) and (18): wherein X wherein n is an integer; wherein n is an integer of from 5 to 30; wherein n is an integer; wherein X wherein n is an integer; wherein Z and Y independently represent —OCOCH wherein R wherein R wherein X wherein X wherein j and k are independently an integer of from 2 to 6; and n is an integer; wherein X wherein X wherein X