1. The energy-saving and environment-friendly water-based gravure printing ink formula is characterized by comprising the following components in parts by weight:

pigment: 12 to 17 portions of

Combining connecting materials: 30-45 parts of

Chemical reagent auxiliary agents: 6 to 8 portions of

Solvent: 30-40 parts.

2. The energy-saving environment-friendly water-based gravure printing ink formulation according to claim 1, wherein: the pigment comprises water-based aluminum paste, titanium dioxide and phthalocyanine blue.

3. The energy-saving environment-friendly water-based gravure printing ink formulation according to claim 1, wherein: the combined connecting material comprises polyurethane resin, polyether glycol, aldehyde resin, water-based polyurethane resin and an environment-friendly plasticizer.

4. The energy-saving environment-friendly water-based gravure printing ink formulation according to claim 1, wherein: the chemical reagent auxiliary comprises ammonia water, acrylic emulsion, a leveling auxiliary, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator.

5. The energy-saving environment-friendly water-based gravure printing ink formulation according to claim 1, wherein: the solvent includes true solvents and pseudo solvents.

6. The energy-saving environment-friendly water-based gravure printing ink formulation according to claim 5, wherein: the true solvent is deionized water and ethanol, and the false solvent is propylene glycol methyl ether acetate.

7. The process for preparing an energy-saving and environment-friendly water-based gravure printing ink formulation according to claims 1-6, wherein: the method comprises the following steps:

1. firstly, pouring polyurethane resin, polyether glycol, aldehyde resin, waterborne polyurethane resin and an environment-friendly plasticizer in a combined connecting material into a reaction kettle for stirring, stirring for 10 minutes at the speed of 500-700 revolutions per minute, and mixing to obtain a self-modified emulsion;

2. then adding the pigment and the solvent, stirring for 5 minutes at 1000 revolutions per minute, grinding the mixed components through a grinder after stirring uniformly, and stopping stirring when the fineness reaches less than 20 um;

3. and finally, adding chemical reagent auxiliary agents ammonia water, acrylic emulsion, a leveling auxiliary agent, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator in sequence, and stirring for 5 minutes at the speed of 500-700 revolutions per minute.

Background

Intaglio ink is also called gravure ink and is a general name of various intaglio inks used in various intaglio printing modes. The ink is used for intaglio printing, and is used for printing after the ink is applied to the pattern part recessed in the plate surface and the ink in the non-pattern part is wiped off or scraped off. There are categories of engraved intaglio ink and gravure ink.

The plate-making mode comprises gravure printing ink and engraving gravure printing ink; according to the characteristics of the ink, the water type gravure ink is available; according to the characteristics of the ink, the ink comprises water type gravure ink, alcohol type gravure ink, benzene type gravure ink, gasoline type gravure ink, gravure plastic film ink (benzene alcohol type), gravure composite plastic (cold composite and hot composite) ink, paper gravure ink and film gravure ink; there are flatbed intaglio ink, rotogravure ink, etc. according to the printing press molecule.

The existing gravure printing ink has poor storage stability, general adhesive force and poor printing stability, and does not accord with the energy-saving and environment-friendly concept, so that the formula and the preparation process of the energy-saving and environment-friendly water-based gravure printing ink are provided.

Disclosure of Invention

The invention aims to solve the problems and provide an energy-saving and environment-friendly water-based gravure printing ink formula and a preparation process, and the water-based gravure printing ink processed by the formula and the processing method comprises the following components: 1. the water-based ink is environment-friendly and nontoxic; 2. the printing ink is suitable for gravure printing; 3, the storage stability, the adhesive force and the printing stability of the ink are improved by the distribution of the connecting materials and the use of chemical reagent auxiliaries.

In order to solve the above problems, the present invention provides a technical solution: the energy-saving and environment-friendly water-based gravure printing ink formula comprises the following components in parts by weight:

pigment: 12 to 17 portions of

Combining connecting materials: 30-45 parts of

Chemical reagent auxiliary agents: 6 to 8 portions of

Solvent: 30-40 parts.

Wherein the pigment comprises water-based aluminum paste, titanium dioxide and phthalocyanine blue.

The composite binder comprises polyurethane resin, polyether glycol, aldehyde resin, water-based polyurethane resin and an environment-friendly plasticizer.

The chemical reagent auxiliary comprises ammonia water, acrylic emulsion, a leveling auxiliary, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator.

Wherein the solvent comprises a true solvent and a false solvent.

Wherein the true solvent is deionized water and ethanol, and the false solvent is propylene glycol monomethyl ether acetate.

The preparation process of the energy-saving and environment-friendly water-based gravure printing ink formula is characterized by comprising the following steps of: the method comprises the following steps:

1. firstly, pouring polyurethane resin, polyether glycol, aldehyde resin, waterborne polyurethane resin and an environment-friendly plasticizer in a combined connecting material into a reaction kettle for stirring, stirring for 10 minutes at the speed of 500-700 revolutions per minute, and mixing to obtain a self-modified emulsion;

2. then adding the pigment and the solvent, stirring for 5 minutes at 1000 revolutions per minute, grinding the mixed components through a grinder after stirring uniformly, and stopping stirring when the fineness reaches less than 20 um;

3. and finally, adding chemical reagent auxiliary agents ammonia water, acrylic emulsion, a leveling auxiliary agent, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator in sequence, and stirring for 5 minutes at the speed of 500-700 revolutions per minute.

The invention has the beneficial effects that: the water-based gravure printing ink processed by the formula and the processing method comprises the following components:

1. the water-based ink is environment-friendly and nontoxic; 2. the printing ink is suitable for gravure printing; 3, the storage stability, the adhesive force and the printing stability of the ink are improved by the distribution of the connecting materials and the use of chemical reagent auxiliaries.

Detailed Description

Example 1

The specific implementation mode of the invention adopts the following technical scheme: the energy-saving and environment-friendly water-based gravure printing ink formula comprises the following components in parts by weight:

pigment: 12 portions of

Combining connecting materials: 30 portions of

Chemical reagent auxiliary agents: 6 portions of

Solvent: 30 parts of.

Wherein the pigment comprises water-based aluminum paste, titanium dioxide and phthalocyanine blue.

The composite binder comprises polyurethane resin, polyether glycol, aldehyde resin, water-based polyurethane resin and an environment-friendly plasticizer.

The chemical reagent auxiliary comprises ammonia water, acrylic emulsion, a leveling auxiliary, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator.

Wherein the solvent comprises a true solvent and a false solvent.

Wherein the true solvent is deionized water and ethanol, and the false solvent is propylene glycol monomethyl ether acetate.

The preparation process of the energy-saving and environment-friendly water-based gravure printing ink formula comprises the following steps:

1. firstly, pouring polyurethane resin, polyether glycol, aldehyde resin, waterborne polyurethane resin and an environment-friendly plasticizer in a combined connecting material into a reaction kettle for stirring, stirring for 10 minutes at 500 revolutions per minute, and mixing to obtain a self-modified emulsion;

2. then adding the pigment and the solvent, stirring for 5 minutes at 1000 revolutions per minute, grinding the mixed components through a grinder after stirring uniformly, and stopping stirring when the fineness reaches less than 20 um;

3. and finally, adding chemical reagent auxiliary agents ammonia water, acrylic emulsion, a leveling auxiliary agent, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator in sequence, and stirring for 5 minutes at 500 revolutions per minute.

Example 2

The energy-saving and environment-friendly water-based gravure printing ink formula comprises the following components in parts by weight:

pigment: 17 portions of

Combining connecting materials: 45 portions of

Chemical reagent auxiliary agents: 8 portions of

Solvent: 40 parts of the components.

Wherein the pigment comprises water-based aluminum paste, titanium dioxide and phthalocyanine blue.

The composite binder comprises polyurethane resin, polyether glycol, aldehyde resin, water-based polyurethane resin and an environment-friendly plasticizer.

The chemical reagent auxiliary comprises ammonia water, acrylic emulsion, a leveling auxiliary, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator.

Wherein the solvent comprises a true solvent and a false solvent.

Wherein the true solvent is deionized water and ethanol, and the false solvent is propylene glycol monomethyl ether acetate.

The preparation process of the energy-saving and environment-friendly water-based gravure printing ink formula is characterized by comprising the following steps of: the method comprises the following steps:

1. firstly, pouring polyurethane resin, polyether glycol, aldehyde resin, waterborne polyurethane resin and an environment-friendly plasticizer in a combined connecting material into a reaction kettle for stirring, stirring for 10 minutes at 500 revolutions per minute, and mixing to obtain a self-modified emulsion;

2. then adding the pigment and the solvent, stirring for 5 minutes at 1000 revolutions per minute, grinding the mixed components through a grinder after stirring uniformly, and stopping stirring when the fineness reaches less than 20 um;

3. and finally, adding chemical reagent auxiliary agents ammonia water, acrylic emulsion, a leveling auxiliary agent, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator in sequence, and stirring for 5 minutes at 500 revolutions per minute.

Example 3

The energy-saving and environment-friendly water-based gravure printing ink formula comprises the following components in parts by weight:

pigment: 14 portions of

Combining connecting materials: 38 portions of

Chemical reagent auxiliary agents: 7 portions of

Solvent: 35 parts of (A).

Wherein the pigment comprises water-based aluminum paste, titanium dioxide and phthalocyanine blue.

The composite binder comprises polyurethane resin, polyether glycol, aldehyde resin, water-based polyurethane resin and an environment-friendly plasticizer.

The chemical reagent auxiliary comprises ammonia water, acrylic emulsion, a leveling auxiliary, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator.

Wherein the solvent comprises a true solvent and a false solvent.

Wherein the true solvent is deionized water and ethanol, and the false solvent is propylene glycol monomethyl ether acetate.

The preparation process of the energy-saving and environment-friendly water-based gravure printing ink formula is characterized by comprising the following steps of: the method comprises the following steps:

1. firstly, pouring polyurethane resin, polyether glycol, aldehyde resin, waterborne polyurethane resin and an environment-friendly plasticizer in a combined connecting material into a reaction kettle for stirring, stirring for 10 minutes at 500 revolutions per minute, and mixing to obtain a self-modified emulsion;

2. then adding the pigment and the solvent, stirring for 5 minutes at 1000 revolutions per minute, grinding the mixed components through a grinder after stirring uniformly, and stopping stirring when the fineness reaches less than 20 um;

3. and finally, adding chemical reagent auxiliary agents ammonia water, acrylic emulsion, a leveling auxiliary agent, a leveling agent, matting powder, a foam inhibitor, nitrocellulose and a drying regulator in sequence, and stirring for 5 minutes at 500 revolutions per minute.

Comparative example

The comparative example is a gravure ink which is commonly used in the market.

The gravure inks of examples 1 to 3 and comparative example were subjected to performance tests, the results of which were as follows:

as can be seen from the above table, the aqueous gravure ink prepared by the present invention is superior to the comparative example in storage stability, printing stability and adhesion property.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.