Herein is described a piezo-jettable varnish composition comprising a latex polymer having a weight averaged molecular weight Mw of greater than about 50 000, a polymeric salt derived from an acidic polymer having a weight averaged molecular weight Mw in the range of about 1000 to about 50 000, water, and a co-solvent, wherein, the latex polymer and polymeric salt are present in amounts such that the ratio of latex polymer to polymeric salt by weight is in the range of greater than about 1:1 to about 8:1.

The present disclosure provides an ink fluid set containing an aqueous pretreatment composition and an aqueous inkjet ink. This ink fluid set is particularly suitable for printing on offset coated media.

The present disclosure provides an ink fluid set containing an aqueous pretreatment composition and an aqueous inkjet ink. This ink fluid set is particularly suitable for printing on offset coated media.

The present invention relates to a formulation containing at least one organic functional material and at least two different organic solvents, a first organic solvent A and a second organic solvent B, wherein the first organic solvent A has a boiling point in the range from 250 to 350 C. and a viscosity of >15 mPas, the second organic solvent B has a boiling point in the range from 200 to 350 C. and a viscosity of 10 mPas, the solubility of the at least one organic functional material in the second organic solvent B is 5 g/l, and the boiling point of the first organic solvent A is at least 10 C. higher than the boiling point of the second organic solvent B; as well as to electroluminescent devices prepared by using these formulations.

The present invention relates to a formulation containing at least one organic functional material and at least two different organic solvents, a first organic solvent A and a second organic solvent B, wherein the first organic solvent A has a boiling point in the range from 250 to 350 C. and a viscosity of >15 mPas, the second organic solvent B has a boiling point in the range from 200 to 350 C. and a viscosity of 10 mPas, the solubility of the at least one organic functional material in the second organic solvent B is 5 g/l, and the boiling point of the first organic solvent A is at least 10 C. higher than the boiling point of the second organic solvent B; as well as to electroluminescent devices prepared by using these formulations.

The present invention provides solvent-based high opacity inks and coatings. The high opacity inks and coatings comprise one or more binders, TiO.sub.2 pigment, polymeric void hollowsphere particles, and one or more organic solvents. The inks and coatings may also include mica-based pigments and aluminum pigments. The high opacity inks and coatings of the invention are suitable for use on packaging wherein a high opacity ink or coating is needed to, for example, hide undesired visual effects, or to protect the packaged goods.

The present invention provides solvent-based high opacity inks and coatings. The high opacity inks and coatings comprise one or more binders, TiO.sub.2 pigment, polymeric void hollowsphere particles, and one or more organic solvents. The inks and coatings may also include mica-based pigments and aluminum pigments. The high opacity inks and coatings of the invention are suitable for use on packaging wherein a high opacity ink or coating is needed to, for example, hide undesired visual effects, or to protect the packaged goods.

Liquid formulation comprising a solute for fabricating an electronic device and a partially or fully deuterated solvent is disclosed. The liquid formulation can be used in the solution process of electronic devices, and can greatly enhance the device performance of solution processed OLEDs, especially lifetime. Also disclosed is a method of making an electronic device.

Liquid formulation comprising a solute for fabricating an electronic device and a partially or fully deuterated solvent is disclosed. The liquid formulation can be used in the solution process of electronic devices, and can greatly enhance the device performance of solution processed OLEDs, especially lifetime. Also disclosed is a method of making an electronic device.

The present application is drawn to aqueous electron beam curable compositions comprising poly(alkylene oxide) containing substances, and any blend of water-soluble or water-dispersible ethylenically unsaturated monomers, oligomers and polymers.