18340084. Water-Based Coloring Composition, Coloring Method, Pigment Dispersion Liquid, And Metal Pigment Producing Method simplified abstract (SEIKO EPSON CORPORATION)

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Water-Based Coloring Composition, Coloring Method, Pigment Dispersion Liquid, And Metal Pigment Producing Method

Organization Name

SEIKO EPSON CORPORATION

Inventor(s)

Mitsunobu Nakatani of Shiojiri (JP)

Kei Hiruma of Chino (JP)

Kenta Tsukada of Shiojiri (JP)

Water-Based Coloring Composition, Coloring Method, Pigment Dispersion Liquid, And Metal Pigment Producing Method - A simplified explanation of the abstract

This abstract first appeared for US patent application 18340084 titled 'Water-Based Coloring Composition, Coloring Method, Pigment Dispersion Liquid, And Metal Pigment Producing Method

Simplified Explanation

The abstract describes a water-based coloring composition that includes a metal pigment, water, and an organic solvent. The metal pigment is treated with two different surface treatment agents, one containing a phosphonic-acid-based compound and the other containing a phosphoric-acid-based compound. The first surface treatment agent has a higher carbon number than the second surface treatment agent.

  • The water-based coloring composition contains a metal pigment, water, and an organic solvent.
  • The metal pigment is treated with two different surface treatment agents.
  • The first surface treatment agent contains a phosphonic-acid-based compound denoted by Formula (1) or a phosphoric-acid-based compound denoted by Formula (2).
  • The second surface treatment agent contains a phosphonic-acid-based compound denoted by Formula (3) or a phosphoric-acid-based compound denoted by Formula (4).
  • The carbon number of R or R in the first surface treatment agent is higher than the carbon number of R or R in the second surface treatment agent.

Potential Applications

  • Water-based coloring compositions for various applications such as paints, coatings, inks, and dyes.
  • Metal pigments with improved stability and adhesion properties for use in automotive coatings, architectural paints, and industrial coatings.

Problems Solved

  • Enhanced stability and adhesion of metal pigments in water-based coloring compositions.
  • Improved color intensity and durability of the final product.
  • Reduced risk of pigment settling or separation during storage or application.

Benefits

  • Increased versatility and compatibility of metal pigments in water-based systems.
  • Enhanced color performance and visual appeal of coatings, inks, and dyes.
  • Improved resistance to weathering, corrosion, and fading.
  • Simplified manufacturing process and reduced production costs.


Original Abstract Submitted

A water-based coloring composition contains a metal pigment, water, and an organic solvent. The metal pigment is surface-treated with a first surface treatment agent and a second surface treatment agent, the first surface treatment agent contains a phosphonic-acid-based compound denoted by Formula (1) or a phosphoric-acid-based compound denoted by Formula (2), the second surface treatment agent contains a phosphonic-acid-based compound denoted by Formula (3) or a phosphoric-acid-based compound denoted by Formula (4), and the carbon number of Ror Rof the first surface treatment agent is higher than the carbon number of Ror Rof the second surface treatment agent.