阅读说明：本技术 一种活化绘画颜料 (Activated drawing pigment ) 是由 冯明康 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种活化绘画颜料,涉及绘画颜料技术领域,含有3.5-4%质量的活化二维碳纳米材料和6-8%的树胶；本发明制备的活化绘画颜料,进行绘画时,绘画颜色衔接很流畅,各个色相的颜色和各个厚薄的颜色都会相互间渗透,犹如行云流水。(The invention discloses an activated painting pigment, which relates to the technical field of painting pigments and comprises 3.5 to 4 mass percent of activated two-dimensional carbon nano-material and 6 to 8 mass percent of gum; when the activated painting pigment prepared by the invention is used for painting, the painting colors are smoothly connected, and the colors of all hues and the colors of all thicknesses can mutually permeate as if the paint runs like cloud running water.)

1. An activated graphic pigment comprising 3.5 to 4% by mass of an activated two-dimensional carbon nanomaterial and 6 to 8% of a gum;

the preparation method of the activated two-dimensional carbon nanomaterial comprises the following steps:

(1) uniformly dispersing the two-dimensional carbon nano material into deionized water to obtain a two-dimensional carbon nano material water dispersion liquid with the mass fraction of 35-40%;

(2) adding 20% by mass of ethanol into the two-dimensional carbon nanomaterial water dispersion, heating to 60 ℃, stirring at 120r/min, then adding 1.5-1.8% by mass of a coupling agent, heating in a water bath to 80 ℃, stirring at 1500r/min for 40min, and then filtering to obtain a pretreated two-dimensional carbon nanomaterial;

(3) adding methyl palmitate and sodium lauroyl glutamate into a reaction kettle according to the mass ratio of 8:1-1.2, introducing nitrogen to discharge air in the reaction kettle, heating to 60 ℃ in the nitrogen atmosphere, adding a pretreated two-dimensional carbon nanomaterial with the mass of 40-42% of the methyl palmitate, stirring uniformly, carrying out oil bath heat preservation and stirring for 50min, cooling to room temperature, filtering, cleaning with an ethanol solution, and drying to constant weight.

2. The activated graphic pigment of claim 1, wherein the oil bath temperature is 185 ℃ and the stirring speed is 800 r/min.

3. An activated graphic pigment according to claim 1, wherein the ethanol solution is present in a mass fraction of 50%.

4. The activated graphic pigment of claim 1, wherein the coupling agent is a titanate coupling agent.

5. An activated graphic pigment according to claim 1, wherein the gum is gum arabic.

6. The activated drawing pigment of claim 1, further comprising the following components in parts by weight: 25-27 parts of natural toner, 6-8 parts of glycerol, 1-2 parts of sodium hexametaphosphate, 1.5-1.7 parts of citric acid, 5-8 parts of cyclodextrin and 24-26 parts of water;

the preparation method comprises the following steps:

(1) sequentially adding gum, glycerol and cyclodextrin into water, and stirring at 1200 r/speed for 30min to obtain water dispersion;

(2) adding natural toner, activated two-dimensional carbon nano material, citric acid and sodium hexametaphosphate into the aqueous dispersion, carrying out ultrasonic treatment for 3-5min at the temperature of 60 ℃ water bath for heat preservation, adjusting the temperature to 75 ℃, and stirring at the rotating speed of 1200r/min for 30min to obtain a mixture;

(3) adding the obtained mixture into a grinder, and grinding for 50 min.

7. An activated graphic pigment according to claim 6, wherein the sonication frequency is 40kHz and the power is 500W.

8. An activated graphic pigment according to claim 6, wherein the grinding mill uses ball milling with a ball to material ratio of 30: 1.

Technical Field

The invention belongs to the technical field of drawing pigments, and particularly relates to an activated drawing pigment.

Background

In the prior art, the painting adopts the blending of pigment, advertisement color, ink and water to draw characters and pictures. The watercolor pigment is an important factor related to watercolor paintings, and is required to be fine in color particles, good in water solubility and capable of displaying a glittering and translucent state, the watercolor pigment is coated on white paper layer by layer to be as same as a transparent glass paper overlaying effect, a watercolor light color cannot cover a background color, and the watercolor pigment has strong covering power unlike oil paintings and gouache paintings.

Disclosure of Invention

The invention aims to solve the existing problems and provides an activated painting pigment.

The invention is realized by the following technical scheme:

an activated drawing pigment comprising 3.5-4% by mass of an activated two-dimensional carbon nanomaterial and 6-8% of a gum;

the preparation method of the activated two-dimensional carbon nanomaterial comprises the following steps:

(1) uniformly dispersing the two-dimensional carbon nano material into deionized water to obtain a two-dimensional carbon nano material water dispersion liquid with the mass fraction of 35-40%;

(2) adding 20% by mass of ethanol into the two-dimensional carbon nanomaterial water dispersion, heating to 60 ℃, stirring at 120r/min, then adding 1.5-1.8% by mass of a coupling agent, heating in a water bath to 80 ℃, stirring at 1500r/min for 40min, and then filtering to obtain a pretreated two-dimensional carbon nanomaterial;

(3) adding methyl palmitate and sodium lauroyl glutamate into a reaction kettle according to the mass ratio of 8:1-1.2, introducing nitrogen to discharge air in the reaction kettle, heating to 60 ℃ in the nitrogen atmosphere, then adding a pretreated two-dimensional carbon nanomaterial with the mass of 40-42% of the methyl palmitate, stirring uniformly, then carrying out oil bath heat preservation and stirring for 50min, cooling to room temperature, filtering, cleaning with an ethanol solution, and drying to constant weight;

the two-dimensional carbon nanomaterial is graphene.

As a further technical scheme, the heat preservation temperature of the oil bath is 185 ℃, and the stirring speed is 800 r/min.

According to a further technical scheme, the mass fraction of the ethanol solution is 50%.

As a further technical scheme, the coupling agent is a titanate coupling agent.

As a further technical solution, the gum is gum arabic.

As a further technical scheme, the activated painting pigment also comprises the following components in parts by weight: 25-27 parts of natural toner, 6-8 parts of glycerol, 1-2 parts of sodium hexametaphosphate, 1.5-1.7 parts of citric acid, 5-8 parts of cyclodextrin and 24-26 parts of water;

the preparation method comprises the following steps:

(1) sequentially adding gum, glycerol and cyclodextrin into water, and stirring at 1200 r/speed for 30min to obtain water dispersion;

(2) adding natural toner, activated two-dimensional carbon nano material, citric acid and sodium hexametaphosphate into the aqueous dispersion, carrying out ultrasonic treatment for 3-5min at the temperature of 60 ℃ water bath for heat preservation, adjusting the temperature to 75 ℃, and stirring at the rotating speed of 1200r/min for 30min to obtain a mixture;

(3) adding the obtained mixture into a grinder, and grinding for 50 min.

As a further technical scheme, the ultrasonic treatment frequency is 40kHz, and the power is 500W.

As a further technical scheme, the grinding machine adopts ball milling, and the ball-to-material ratio is 30: 1.

Has the beneficial effects that; the activated painting pigment prepared by the invention has smooth connection of painting colors, the colors of all hues and the colors of all thicknesses can permeate each other as if the painting is performed in a cloud flowing water way, the painting pigment and the medium diluent can have weight difference along with the increase of time of the traditional painting pigment, the pigment powder is deposited below the diluent, and the residual toner is deposited after the medium diluent is dried, so that the color difference is obvious. The components of the painting pigment mutually collide and flow and mutually act and change, so that written characters and painting patterns can present a special texture effect, a natural opportunistic collision and penetration effect is achieved, and natural and unique texture fun is formed.

Detailed Description