Abstract: The present invention provides energy curable compositions that are curable using UV LED radiation. The compositions comprise vinyl methyl oxazolidinone (VMOX), as well as other components generally found in energy curable inks, such as ethylenically unsaturated monomers (in addition to VMOX), acrylated oligomers, and photoinitiators. The compositions are suitable for high speed flexographic or gravure printing.

Abstract: The present invention provides energy curable compositions that are curable using UV LED radiation. The compositions comprise vinyl methyl oxazolidinone (VMOX), as well as other components generally found in energy curable inks, such as ethylenically unsaturated monomers (in addition to VMOX), acrylated oligomers, and photoinitiators. The compositions are suitable for high speed flexographic or gravure printing.

Abstract: The present invention provides energy curable compositions comprising self-initiating oligomers, amine synergists and Group IV metal chelates. The compositions optionally comprise acrylate monomers having carbonate ester, carbamate, or oxazolidinone groups. The compositions of the present invention exhibit improved cure, and are suitable for packaging, such as food packaging.

Abstract: Described herein are inks and coating compositions curable by exposure to UV energy sources including UV-LED energy sources, which include a polymerizable component selected from an ethylenically unsaturated materials, a photoinitiator component that is one or more photoinitiators, one of which is an acyl phosphine oxide photoinitiator; and a Group IV metal chelating agent. Improved cured is realized for the described inks and coating compositions.

Abstract: The present invention provides energy curable ink and coating compositions that comprise polymerizable compounds, photoinitiators, and colorants. The polymerizable compounds comprise one or more polymerizable monomers and/or oligomers, wherein at least a portion is 3-methyl-1,5-pentanediol diacrylate. The inks and coatings of the invention exhibit excellent print properties after UV-LED, standard UV mercury vapor lamp, and electron beam cure.

Abstract: The present invention provides energy curable ink and coating compositions that comprise polymerizable compounds, photoinitiators, and colorants. The polymerizable compounds comprise one or more polymerizable monomers and/or oligomers, wherein at least a portion is 3-methyl-1,5-pentanediol diacrylate. The inks and coatings of the invention exhibit excellent print properties after UV-LED, standard UV mercury vapor lamp, and electron beam cure.

Abstract: Described herein are inks and coating compositions curable by exposure to UV energy sources including UV-LED energy sources, which include a polymerizable component selected from an ethylenically unsaturated materials, a photoinitiator component that is one or more photoinitiators, one of which is an acyl phosphine oxide photoinitiator; and a Group IV metal chelating agent. Improved cured is realized for the described inks and coating compositions.

Abstract: A polymer complex is disclosed which is the reaction product of one or more polymers having a terminal or pendant hydroxyl group, or a terminal or pendent carboxyl group, or combinations thereof, with at least one metal complex and one alkyl phosphate. This polymer complex acts as an adhesion promotion agent as well as a viscosity stabilizer when formulated in a printing ink or coating.

Abstract: Provided are retort inks containing binder, colorant and carrier, where the cured ink has a bond strength to a layer of retort material of at least about 500 g/2.54 cm before retorting and/or the binder has an endotherm of 0.6 J/g or less or after retorting a bond strength of at least about 375 g/2.54 cm or destruct strength. Laminate plies carrying the ink and retorts using the ink also are provided.

Abstract: Provided are retort inks containing binder, colorant and carrier, where the cured ink has a bond strength to a layer of retort material of at least about 500 g/2.54 cm before retorting and/or the binder has an endotherm of 0.6 J/g or less or after retorting a bond strength of at least about 375 g/2.54 cm or destruct strength. Laminate plies carrying the ink and retorts using the ink also are provided.

Abstract: An aqueous printing ink and coating composition contains colorant, one or more high molecular weight starches and one or more water soluble acrylic polymers or co-polymers.

Abstract: Formulations for solvent-based flexographic or rotogravure inks, which are capable high-quality, defect-free printing at high speeds, contain flexographic ink resins solutions and solvent mixtures which are designed to maintain a dynamic solubility parameter in the ink as the dry state is approached during the printing process. The inks described show extremely high quality printing at linear press speeds above 1800 fee per minute (ca 0.549 km/min).

Abstract: Provided are retort inks containing binder, colorant and carrier, where the cured ink has a bond strength to a layer of retort material of at least about 500 g/2.54 cm before retorting and/or the binder has an endotherm of 0.6 J/g or less or after retorting a bond strength of at least about 375 g/2.54 cm or destruct strength. Laminate plies carrying the ink and retorts using the ink also are provided.

Abstract: Formulations for solvent-based flexographic or rotogravure inks, which are capable high-quality, defect-free printing at high speeds, contain flexographic ink resins solutions and solvent mixtures which are designed to maintain a dynamic solubility parameter in the ink as the dry state is approached during the printing process. The inks described show extremely high quality printing at linear press speeds above 1800 fee per minute (ca 0.549 km/min).

Abstract: A retort ink contains binder, colorant and carrier and the cured ink has a bond strength to a layer of retort material of at least about 500 g/2.54 cm before retorting and/or the binder has an endotherm of 0.6 J/g or less or after retorting a bond strength of at least about 375 g/2.54 cm or destruct strength. Laminate plies carrying the ink and retorts using the ink are described.

Abstract: A non-aqueous ink formulation or dispersion is disclosed containing a resin, a pigment, an organic solvent and a water-soluble base aminoalcohol, acid or aminoacid. Also disclosed is a method of increasing the stability and resolubility of non-aqueous inks formulations or dispersions by adding to the formulation or dispersion a small amount of water-soluble base aminoalcohol, acid or aminoacid.

Abstract: A method for the production of an improved water soluble resin binder for laminating printing inks has been discovered. The method comprises esterifying the carboxylated Diels Alder adduct produced from the reaction of rosin and at least one carboxylated dienophile with a sufficient amount of at least one polyol to produce a modified rosin having an acid number greater than 157. The modified rosin is reacted with a sufficient amount of an acrylic copolymer having an acid number greater than 180 under esterification conditions between 175 ° C. and 185 ° C. for a time sufficient to produce a resin binder having an acid number greater than 157. A laminating ink formulation of the invention comprises water, pigment, styrene-acrylic varnish, shellac varnish, alkanol and the improved water soluble resin binder of the invention as described above.

Abstract: A method for the production of an improved water soluble resin binder for laminating printing inks has been discovered. The method comprises esterifying the carboxylated Diels Alder adduct produced from the reaction of rosin and at least one carboxylated dienophile with a sufficient amount of at least one polyol to produce-a modified rosin having an acid number greater than 157. The modified rosin is reacted with a sufficient amount of an acrylic copolymer having an acid number greater than 180 under esterification conditions between 175.degree. C. and 185.degree. C. for a time sufficient to produce a resin binder having an acid number greater than 157. A laminating ink formulation of the invention comprises water, pigment, styrene-acrylic varnish, shellac varnish, alkanol and the improved water soluble resin binder of the invention as described above.

Abstract: A method for the production of an improved water soluble resin binder for laminating printing inks has been discovered. The method comprises esterifying the carboxylated Diels Alder adduct produced from the reaction of rosin and at least one carboxylated dienophile with a sufficient amount of at least one polyol to produce a modified rosin having an acid number greater than 157. The modified rosin is reacted with a sufficient amount of an acrylic copolymer having an acid number greater than 180 under esterification conditions between 175.degree. C. and 185.degree. C. for a time sufficient to produce a resin binder having an acid number greater than 157. A laminating ink formulation of the invention comprises water, pigment, styrene-acrylic varnish, shellac varnish, alkanol and the improved water soluble resin binder of the invention as described above.

Abstract: An improved flexible packaging ink comprising a polyamide resin prepared by condensing a dibasic acid mixture with a diamine mixture, a pigment, nitrocellulose and a solvent, wherein the improvement comprises, a polyamide resin containing a monobasic acid and adding a dimerized rosin.