CN110791135A - Attapulgite mixture and preparation method thereof - Google Patents

Abstract

The invention discloses an attapulgite mixing agent and a preparation method thereof in the technical field of auxiliary materials, wherein the attapulgite mixing agent comprises the following materials: resin: 10-12 parts; and (3) base soil: 32-42 parts; organic montmorillonite: 15-20 parts of a solvent; inorganic material powder: 5-10 parts; the synergist comprises the following components: 4-6 parts of attapulgite clay mixing agent and a preparation method thereof, the purpose of enhancing and toughening the mixing agent per se is effectively achieved, a synergist and a stabilizer are utilized, under the premise of ensuring stability, an emulsifier and expanded graphite are matched for effective thickening, a paint film is plump, the probability of precipitation and layering is reduced, the filling property to pinholes is strong, resin is added in preparation and is directly matched with color master batch for forming powder, the effects of enhancing color and improving adhesive force can be achieved in the matching of paint vehicles with different color values, and the chemical inertness of the attapulgite clay per se is matched, so that the chemical resistance is effective, the growth of microorganisms is inhibited, and the environment friendliness is strong.

Description

Attapulgite mixture and preparation method thereof

Technical Field

The invention discloses an attapulgite mixture and a preparation method thereof, and particularly relates to the technical field of auxiliary materials.

Background

With the increasing awareness of environmental protection and the increasing demand for landscaping, new requirements are being placed on the selection and use of paints.

When the paint is used, in order to achieve different use purposes and effects, a mixing agent is added into the paint to perfect or change the chemical characteristics or physical characteristics of the paint, so that the paint can be flexibly applied to different use scenes, wherein the attapulgite is an aqueous magnesium-rich aluminosilicate clay mineral with a chain-layer structure, the angle tops of tetrahedral wafers are reversed at certain intervals to form a layer chain, and the tetrahedral wafer has special physicochemical properties and technological properties so that the tetrahedral magnesium-rich aluminosilicate clay mineral can be used as one of effective complexes of the paint.

Present current attapulgite is at the in-process that the cooperation paint vehicle used, attapulgite self can't reach the purpose that the reinforcing is toughened to the paint vehicle, and when the paint vehicle was as the external paint vehicle, in the face of light irradiation and microorganism influence, under the not high condition of stability, can produce the condition that the look becomes fast and peel off, in the aqueous paint vehicle application, the consistence of paint vehicle is low, it can lead to the sediment layering condition obvious to stew for a long time, can't guarantee the degree of consistency of paint vehicle in the use, the adhesion effect is poor, very easily produce the pinhole condition, the while can't effectual use amount that reduces the paint vehicle, in the face of large-scale use in.

Disclosure of Invention

The invention aims to provide an attapulgite mixing agent and a preparation method thereof, and aims to solve the problems that the attapulgite cannot achieve the purpose of reinforcing and toughening the paint material when the existing attapulgite is matched with the paint material in the prior art, when the paint material is used as an external paint material, the paint material is quickly subjected to color change and peeling under the conditions of low stability and light irradiation and microbial influence, and the water-based paint material has low viscosity in application, obvious precipitation and delamination caused by long-term standing, cannot ensure the uniformity of the paint material in use, has poor adhesion effect, is very easy to generate a pinhole condition, cannot effectively reduce the using amount of the paint material, and has high economic investment in a large-scale use process.

In order to achieve the purpose, the invention provides the following technical scheme: an attapulgite mixture, which comprises the following materials:

resin: 10-12 parts;

and (3) base soil: 32-42 parts;

organic montmorillonite: 15-20 parts of a solvent;

inorganic material powder: 5-10 parts;

the synergist comprises the following components: 4-6 parts;

a stabilizer: 4-8 parts;

color master batch: 2-4 parts.

Preferably, the resin is one of a polyethylene resin, an aldehyde ketone resin and a polyvinyl chloride resin.

Preferably, the base soil is three or four of kaolin, bentonite and diatomite.

Preferably, the organic montmorillonite is two or three of calcium-based montmorillonite, sodium-calcium-based montmorillonite and magnesium-based montmorillonite.

Preferably, the inorganic material powder is 5000-mesh heavy calcium carbonate, alkali-free glass fiber and whisker, and the particle size of the heavy calcium carbonate is less than 3 microns and 90 percent; the proportion of the heavy calcium carbonate, the alkali-free glass fiber and the crystal whisker is 2: 1.2: 1.

preferably, the synergist is one or two of nitrogen and phosphorus, an emulsifier and expanded graphite.

Preferably, the stabilizer is two or three of a light stabilizer, a heat stabilizer and an antioxidant.

Preferably, the color master is one or two of color master batch and toner.

A preparation method of an attapulgite mixture comprises the following steps:

the method comprises the following steps: placing 30-50% of the resin and the metered base soil into a high-speed mixer, stirring and mixing at a high speed, wherein the temperature reaches 80-90 ℃, the stirring time is 25-30 min, gradually adding the organic montmorillonite in the midway, the weight of the added organic montmorillonite does not exceed 20-25% of the total weight of the organic montmorillonite, and the whole water content does not exceed 1.5-2.5%;

step two: after the temperature of the high-speed mixer is raised to 110-160 ℃, continuously adding the inorganic material powder, continuously stirring for 20-35 min, then adding 30-50% of the resin, stirring for 5-10 min, spreading and cooling to obtain base powder;

step three: the synergist and the stabilizer are put into a high-speed mixer for mixing, the temperature is kept at 50-60 ℃ in the mixing process, the mixture is naturally cooled to 25-30 ℃, then the temperature is raised to 150-180 ℃ within 10-15 min, the temperature is kept constant for 15-20 min, and then the mixture is naturally cooled to obtain a compound agent, the compound agent is added with distilled water for stirring, and color master is gradually added, wherein the proportion of the compound agent to the distilled water to the color master is as follows: 8: 2: 1, stirring for 12-20 min, and then spray-drying into powder to obtain composite powder;

step four: and (3) putting the base powder and the composite powder into a high-speed mixer, mixing and stirring for 5-10 min, grinding and sieving by using a 300-500-mesh sieve, and then putting the mixture into a drying tank in a weight ratio and sealing to obtain the attapulgite mixing agent.

Compared with the prior art, the invention has the beneficial effects that: the attapulgite clay mixing agent and the preparation method thereof effectively utilize the added inorganic material powder to achieve the purpose of self-reinforcing and toughening of the mixing agent, utilize the synergist and the stabilizer, effectively thicken by matching the emulsifier and the expanded graphite on the premise of ensuring the stability, ensure that a paint film is plump, reduce the probability of precipitation and layering, have strong filling property on pinholes, add resin in the preparation process and directly match with color master batch to form powder, can play the effects of color enhancement and adhesion improvement in the matching of paint vehicles facing different color values, and match with the chemical inertness of the attapulgite clay, have effective chemical resistance, inhibit the growth of microorganisms, have strong environmental protection property, can be suitable for matching use of the paint vehicles, save the paint vehicle while improving the performance of the paint vehicle, and have good economic benefit.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that: an attapulgite mixture, which comprises the following materials:

resin: 10-12 parts;

and (3) base soil: 32-42 parts;

organic montmorillonite: 15-20 parts of a solvent;

inorganic material powder: 5-10 parts;

the synergist comprises the following components: 4-6 parts;

a stabilizer: 4-8 parts;

color master batch: 2-4 parts.

Wherein the resin is one of polyethylene resin, aldehyde ketone resin and polyvinyl chloride resin, the base soil is three or four of kaolin, bentonite and diatomite, the organic montmorillonite is two or three of calcium-based, sodium-calcium-based and magnesium-based montmorillonite, the inorganic material powder is 5000-mesh heavy calcium carbonate, alkali-free glass fiber and whisker, and the particle size of the heavy calcium carbonate is more than 90 percent and less than 3 microns; the proportion of the heavy calcium carbonate, the alkali-free glass fiber and the crystal whisker is 2: 1.2: 1, the synergist is one or two of nitrogen and phosphorus, an emulsifier and expanded graphite, the stabilizer is two or three of a light stabilizer, a heat stabilizer and an antioxidant, and the color master is one or two of color master batch and color powder.

A preparation method of an attapulgite mixture comprises the following steps:

the method comprises the following steps: placing 30-50% of resin and metered base soil into a high-speed mixer, stirring and mixing at a high speed, wherein the temperature reaches 80-90 ℃, the stirring time is 25-30 min, gradually adding organic montmorillonite, the weight of each time of addition does not exceed 20-25% of the total weight of the organic montmorillonite, and the whole water content does not exceed 1.5-2.5%;

step two: after the temperature of the high-speed mixer is raised to 110-160 ℃, continuously adding inorganic material powder, continuously stirring for 20-35 min, then adding 30-50% of resin, stirring for 5-10 min, spreading and cooling to obtain base powder;

step three: the synergist and the stabilizer are mixed in a high-speed mixer, the temperature is kept at 50-60 ℃ in the mixing process, the mixture is naturally cooled to 25-30 ℃, then the temperature is raised to 150-180 ℃ within 10-15 min, the temperature is kept constant for 15-20 min, and then the mixture is naturally cooled to obtain the complexing agent, the complexing agent is added and stirred by matching with distilled water, and the color master is gradually added, wherein the proportion of the complexing agent, the distilled water and the color master is as follows: 8: 2: 1, stirring for 12-20 min, and then spray-drying into powder to obtain composite powder;

step four: and (3) putting the base powder and the composite powder into a high-speed mixer, mixing and stirring for 5-10 min, grinding and sieving by using a 300-500-mesh sieve, and then putting the mixture into a drying tank in a weight ratio and sealing to obtain the attapulgite mixing agent.

Examples

An attapulgite mixture, which comprises the following materials:

resin: 12 parts of (1);

and (3) base soil: 42 parts of (A);

organic montmorillonite: 20 parts of (1);

inorganic material powder: 10 parts of (A);

the synergist comprises the following components: 6 parts of (1);

a stabilizer: 8 parts of a mixture;

color master batch: and 2 parts.

Wherein the resin is one of polyethylene resin, aldehyde ketone resin and polyvinyl chloride resin, the base soil is three or four of kaolin, bentonite and diatomite, the organic montmorillonite is two or three of calcium-based, sodium-calcium-based and magnesium-based montmorillonite, the inorganic material powder is 5000-mesh heavy calcium carbonate, alkali-free glass fiber and whisker, and the particle size of the heavy calcium carbonate is more than 90 percent and less than 3 microns; the proportion of the heavy calcium carbonate, the alkali-free glass fiber and the crystal whisker is 2: 1.2: 1, the synergist is one or two of nitrogen and phosphorus, an emulsifier and expanded graphite, the stabilizer is two or three of a light stabilizer, a heat stabilizer and an antioxidant, and the color master is one or two of color master batch and color powder.

A preparation method of an attapulgite mixture comprises the following steps:

the method comprises the following steps: putting 50% of resin and the metered base soil into a high-speed mixer, stirring and mixing at a high speed, wherein the temperature reaches 90 ℃, the stirring time is 25min, gradually adding the organic montmorillonite in the midway, the weight of each addition does not exceed 20% of the total weight of the organic montmorillonite, and the overall water content does not exceed 2.5%;

step two: after the temperature of the high-speed mixer is raised to 110 ℃, continuously adding inorganic material powder, continuously stirring for 20min, then adding 50% of resin, stirring for 10min, spreading and cooling to obtain base powder;

step three: the synergist and the stabilizer are mixed in a high-speed mixer, the temperature is kept at 60 ℃ in the mixing process, after the synergist and the stabilizer are naturally cooled to 30 ℃, the temperature is increased to 150 ℃ within 15min, the temperature is kept constant for 20min, then the synergist is naturally cooled to obtain a compound, the compound is added with distilled water and stirred, and color master is gradually added, wherein the proportion of the compound, the distilled water and the color master is as follows: 8: 2: 1, stirring for 20min, and then spray-drying into powder to obtain composite powder;

step four: and (3) putting the base powder and the composite powder into a high-speed mixer, mixing and stirring for 10min, grinding and sieving by using a 500-mesh sieve, and then putting the mixture into a drying tank in a weight ratio and sealing to obtain the attapulgite mixing agent.

The product manufactured by the invention is compared with a common product in the market in a test, and the test process is as follows;

1. after the painted surface is formed, the embodiment is damaged by matching with a damage device.

2. And (4) transferring the paint into a transparent tank body for standing, observing the layering condition of the paint in the transparent tank body after three days, and calculating to divide the paint into a plurality of layers.

3. The matching board is naturally dried after painting the paint with the same color, is photographed under the same light and then compared, and the color value saturation is observed.

The test data are as follows:

	breaking Strength/N	Structure/layer	Degree of saturation/%)
				Example 1	153	Is free of	90～100
Reinspection	149	Is free of	93～100
				Comparative example 1	89	2	78～86

Through experimental comparison, the attapulgite mixture prepared by the invention has excellent mechanical property and good filling effect, and effectively achieves the effects of hyperchromic effect, thickening effect and anti-layering effect on paint.

The inorganic material powder is effectively utilized to achieve the purposes of self-reinforcing and toughening of the mixing agent, the synergistic agent and the stabilizer are utilized, under the premise of ensuring stability, the emulsifier and the expanded graphite are matched to effectively thicken, a paint film is plump, the probability of precipitation and layering is reduced, the filling property to pinholes is strong, resin is added in preparation and is directly matched with color master batch to form powder, the effects of color enhancement and adhesive force improvement can be achieved in the matching of paint vehicles facing different color values, the chemical inertness of attapulgite is matched, the chemical resistance is effective, the growth of microorganisms is inhibited, the environment-friendly property is strong, the inorganic material powder is suitable for being matched with paint vehicles to use, the paint vehicle waste is reduced while the performance of the paint vehicle is improved, and the economic benefit is good.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (9)

1. An attapulgite mixture, which is characterized in that: the attapulgite mixture comprises the following materials:

resin: 10-12 parts;

and (3) base soil: 32-42 parts;

organic montmorillonite: 15-20 parts of a solvent;

inorganic material powder: 5-10 parts;

the synergist comprises the following components: 4-6 parts;

a stabilizer: 4-8 parts;

color master batch: 2-4 parts.

2. The attapulgite admixture according to claim 1, wherein: the resin is one of polyethylene resin, aldehyde ketone resin and polyvinyl chloride resin.

3. The attapulgite admixture according to claim 1, wherein: the base soil is three or four of kaolin, bentonite and diatomite.

4. The attapulgite admixture according to claim 1, wherein: the organic montmorillonite is two or three of calcium-based montmorillonite, sodium-calcium-based montmorillonite and magnesium-based montmorillonite.

5. The attapulgite admixture according to claim 1, wherein: the inorganic material powder is 5000-mesh heavy calcium carbonate, alkali-free glass fiber and whisker, and the particle size of the heavy calcium carbonate is more than 90 percent and less than 3 microns; the proportion of the heavy calcium carbonate, the alkali-free glass fiber and the crystal whisker is 2: 1.2: 1.

6. the attapulgite admixture according to claim 1, wherein: the synergist is one or two of nitrogen and phosphorus, an emulsifier and expanded graphite.

7. The attapulgite admixture according to claim 1, wherein: the stabilizer is two or three of a light stabilizer, a heat stabilizer and an antioxidant.

8. The attapulgite admixture according to claim 1, wherein: the color master is one or two of color master batch and toner.

9. A method for producing the attapulgite mixture according to any one of claims 1 to 8, characterized in that: the preparation method of the attapulgite mixture comprises the following steps:

the method comprises the following steps: placing 30-50% of the resin and the metered base soil into a high-speed mixer, stirring and mixing at a high speed, wherein the temperature reaches 80-90 ℃, the stirring time is 25-30 min, gradually adding the organic montmorillonite in the midway, the weight of the added organic montmorillonite does not exceed 20-25% of the total weight of the organic montmorillonite, and the whole water content does not exceed 1.5-2.5%;

step two: after the temperature of the high-speed mixer is raised to 110-160 ℃, continuously adding the inorganic material powder, continuously stirring for 20-35 min, then adding 30-50% of the resin, stirring for 5-10 min, spreading and cooling to obtain base powder;

step three: the synergist and the stabilizer are put into a high-speed mixer for mixing, the temperature is kept at 50-60 ℃ in the mixing process, the mixture is naturally cooled to 25-30 ℃, then the temperature is raised to 150-180 ℃ within 10-15 min, the temperature is kept constant for 15-20 min, and then the mixture is naturally cooled to obtain a compound agent, the compound agent is added with distilled water for stirring, and color master is gradually added, wherein the proportion of the compound agent to the distilled water to the color master is as follows: 8: 2: 1, stirring for 12-20 min, and then spray-drying into powder to obtain composite powder;

step four: and (3) putting the base powder and the composite powder into a high-speed mixer, mixing and stirring for 5-10 min, grinding and sieving by using a 300-500-mesh sieve, and then putting the mixture into a drying tank in a weight ratio and sealing to obtain the attapulgite mixing agent.