Stable color-changing ink

An ink, stable technology, applied in the field of color-changing ink, can solve the problem of easy traces on the back of A4 paper, and achieve the effect of reducing the probability of traces appearing

Inactive Publication Date: 2018-08-28
绩溪县上庄老胡开文墨厂
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The invention can realize the stability of the ink system and the stability of the writing effect, and through the fine-tuning and extension of the formula, different application fields can be realized, involving color-changing neutral ink, color-changing watercolor ink, color-changing water-based ink, color-changing medium ink, Color-changing pen ink, color-changing brush ink, color-changing painting ink, color-changing inkjet ink, anti-counterfeiting ink, high-temperature disappearing ink and other application systems, but the ink has strong penetrability, with 80g / 500 sheets of ordinary A4 paper, drawn with a brush When the width is 0.5cm and the length is 5cm, it is very easy to have marks on the back of the A4 paper

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0014] A stable color-changing ink is characterized in that it comprises the following components and weight content:

[0015] 10 parts of water, 0.1 part of pH regulator, 0.1 part of corrosion inhibitor, 0.1 part of dispersant, 0.1 part of emulsified lubricant, 0.5 part of water-soluble resin, 10 parts of microcapsule color-changing pigment, 0.1 part of thickener, anti-mold and fungicide 0.1 part, 5 parts of solvent and 1 part of hydrogen peroxide;

[0016] Described dispersant is aqueous polyurethane dispersant;

[0017] The water-soluble resin is polyvinylpyrrolidone resin and / or acrylic acid polymer resin;

[0018] The pH regulator is one or more of triethanolamine, sodium bicarbonate, potassium hydroxide, and disodium hydrogen phosphate.

Embodiment 2

[0020] A stable color-changing ink is characterized in that it comprises the following components and weight content:

[0021] 40 parts of water, 2 parts of pH regulator, 1 part of corrosion inhibitor, 3 parts of dispersant, 3 parts of emulsified lubricant, 10 parts of water-soluble resin, 50 parts of microcapsule color-changing pigment, 3 parts of thickener, anti-mold and fungicide 1 part, 25 parts of solvent and 2 parts of hydrogen peroxide;

[0022] Described dispersant is aqueous polyurethane dispersant;

[0023] The water-soluble resin is polyvinylpyrrolidone resin and / or acrylic acid polymer resin;

[0024] The pH regulator is one or more of triethanolamine, sodium bicarbonate, potassium hydroxide, and disodium hydrogen phosphate.

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PUM

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Abstract

The invention relates to the field of inks, in particular to a stable color-changing ink. The ink comprises, by weight, 10-40 parts of water, 0.1-2 parts of pH adjuster, 0.1-1 part of corrosion inhibitor, 0.1-3 parts of dispersant, 0.1-3 parts of emulsified lubricant, 0.5-10 parts of water-soluble resin, 10-50 parts of microcapsule color-changing pigment, 0.1-3 parts of thickener, 0.1-1 part of mildew proof bactericide, 5-25 parts of solvent, and 1-2 parts of aquae hydrogenii dioxidi. The effect of the stable color-changing ink is better.

Description

technical field [0001] The invention relates to the field of ink, in particular to a stable color-changing ink. Background technique [0002] Application No. 201410353671.6 discloses a stable color-changing ink, including the following components and weight content: 10-40 parts of water, 0.1-2 parts of pH agent, 0.1-1 part of corrosion inhibitor, 0.1-3 parts of dispersant, emulsifying 0.1-3 parts of lubricant, 0.5-10 parts of water-soluble resin, 10-50 parts of microcapsule color-changing pigment and 0.1-3 parts of thickener. The invention can realize the stability of the ink system and the stability of the writing effect, and through the fine-tuning and extension of the formula, different application fields can be realized, involving color-changing neutral ink, color-changing watercolor ink, color-changing water-based ink, color-changing medium ink, Color-changing pen ink, color-changing brush ink, color-changing painting ink, color-changing inkjet ink, anti-counterfeiting...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D11/16C09D11/50
CPCC09D11/16C09D11/50
Inventor 陈一平
Owner 绩溪县上庄老胡开文墨厂
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