Overcoating liquid, ink set, image forming method, and image forming apparatus

  • US 9,783,700 B2
  • Filed: 02/27/2015
  • Issued: 10/10/2017
  • Est. Priority Date: 03/11/2014
  • Status: Active Grant
First Claim
Patent Images

1. An overcoating liquid comprising:

  • a hydrodispersible polyurethane that includes at least one of polyacrylate-urethane and polycarbonate-urethane;

    a compound represented by Chemical formula 1;

    C6F13

    CH2CH2O(CH2CH2O)nH, where n represents an integer of from 1 to 40;

    a compound represented by Chemical formula 2;

    HOR1R3C—

    (CH2)n

    CR2R4OH, where R1 and R2 each, independently represent alkyl groups having three to six carbon atoms, R3 and R4 each, independently represent methyl groups or ethyl groups, and n represents an integer of from 1 to 6; and

    water,wherein the overcoating liquid is applied to a surface of a recording medium on which inkjet ink is already discharged.

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