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Ink composition and ink jet recording method

  • US 7,311,391 B2
  • Filed: 02/03/2003
  • Issued: 12/25/2007
  • Est. Priority Date: 02/04/2002
  • Status: Expired due to Term
First Claim
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1. An ink composition comprising:

  • at least one dye having an oxidation potential of more positive than 1.0 V dissolved or dispersed in an aqueous medium; and

    a surface active agent in an amount of from 0.05 to 50 g/lwherein the surface active agent is a compound represented by the following general formula (I), (II) or (III);

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