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Organic Thin Film Ink Compositions and Methods

  • US 20160024322A1
  • Filed: 07/22/2015
  • Published: 01/28/2016
  • Est. Priority Date: 07/25/2014
  • Status: Active Grant
First Claim
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1. An ink composition comprising:

  • 75-95 wt. % of a polyethylene glycol dimethacrylate monomer, a polyethylene glycol diacrylate monomer, or a combination thereof, wherein the polyethylene glycol dimethacrylate monomer and the polyethylene glycol diacrylate monomer have number average molecular weights in the range from about 230 g/mole to about 430 g/mole;

    4-10 wt. % of pentaerythritol tetraacrylate, pentaerythritol tetramethacrylate, or a combination thereof; and

    1-15 wt. % of a spreading modifier having a viscosity in the range from about 14 to about 18 cps at 22°

    C. and a surface tension in the range from about 35 to about 39 dynes/cm at 22°

    C.

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