阅读说明：本技术 一种含有硅藻土的装饰材料及其制备方法 (Decorative material containing diatomite and preparation method thereof ) 是由 王宇 于 2019-09-16 设计创作，主要内容包括：本发明涉及一种含有硅藻土的装饰材料,包括以下重量份的原料：硅藻土45-55份、煅烧高岭土8-15份、白云土12-22份、抗裂纤维0.1-0.5份、羟丙基甲基纤维素1-2份、阿拉伯树胶粉0-0.5份、负氧离子粉0.5-1份、多孔玄武岩1-3份、海泡石0.5-1份、环保型抗菌剂2-4份、消泡剂0.2-0.4份。该装饰材料绿色环保,性能优越,通过加入抗裂纤维,有效提高其耐磨性；通过加入负氧离子粉,具有净化空气,消除装修产生的有毒气体,改善环境的作用。通过加入凹凸棒石、肉桂精油、薰衣草精油和薄荷精油制成的环保型抗菌剂,使得装饰材料具有显著的抑菌效果,通过选择肉桂精油、薰衣草精油和薄荷精油三种精油相互配合,协同作用,进一步提高了抑菌效果。(The invention relates to a decorative material containing diatomite, which comprises the following raw materials in parts by weight: 45-55 parts of diatomite, 8-15 parts of calcined kaolin, 12-22 parts of dolomite, 0.1-0.5 part of anti-crack fiber, 1-2 parts of hydroxypropyl methyl cellulose, 0-0.5 part of Arabic gum powder, 0.5-1 part of negative oxygen ion powder, 1-3 parts of porous basalt, 0.5-1 part of sepiolite, 2-4 parts of environment-friendly antibacterial agent and 0.2-0.4 part of defoaming agent. The decorative material is green and environment-friendly, has excellent performance, and effectively improves the wear resistance by adding the anti-crack fiber; by adding the negative oxygen ion powder, the air purifier has the functions of purifying air, eliminating toxic gas generated during decoration and improving the environment. The environment-friendly antibacterial material is prepared by adding attapulgite, cinnamon essential oil, lavender essential oil and mint essential oil, so that the decorative material has an obvious antibacterial effect, and the antibacterial effect is further improved by selecting the mutual cooperation and synergistic effect of the cinnamon essential oil, the lavender essential oil and the mint essential oil.)

1. A decorative material containing diatomite is characterized in that: the feed comprises the following raw materials in parts by weight: 45-55 parts of diatomite, 8-15 parts of calcined kaolin, 12-22 parts of dolomite, 0.1-0.5 part of anti-crack fiber, 1-2 parts of hydroxypropyl methyl cellulose, 0-0.5 part of Arabic gum powder, 0.5-1 part of negative oxygen ion powder, 1-3 parts of porous basalt, 0.5-1 part of sepiolite, 2-4 parts of environment-friendly antibacterial agent and 0.2-0.4 part of defoaming agent.

2. The finishing material containing diatomaceous earth as set forth in claim 1, wherein: the feed comprises the following raw materials in parts by weight: 51 parts of diatomite, 12 parts of calcined kaolin, 19 parts of dolomite, 0.3 part of anti-cracking fiber, 1.5 parts of hydroxypropyl methyl cellulose, 0.3 part of arabic gum powder, 0.8 part of negative oxygen ion powder, 2 parts of porous basalt, 0.8 part of sepiolite, 3 parts of environment-friendly antibacterial agent and 0.3 part of defoaming agent.

3. The finishing material containing diatomaceous earth as set forth in claim 1, wherein: the preparation method of the environment-friendly antibacterial agent comprises the following steps: roasting attapulgite at 600 ℃ for 0.7-1.5h at 500-300 ℃, cooling, grinding the roasted attapulgite to the particle size of 200-300 meshes, adding the crushed attapulgite into deionized water, performing ultrasonic dispersion to form a suspension system, dissolving cinnamon essential oil, lavender essential oil and mint essential oil into sorbitol, adding the solution into the attapulgite suspension system, stirring the solution on a magnetic stirrer at 60-68 ℃ for 2-3h, performing centrifugal separation to obtain a precipitate, drying the precipitate, grinding the precipitate, and sieving the powder with 300-200 meshes.

4. The finishing material containing diatomaceous earth as set forth in claim 1, wherein: the preparation method of the environment-friendly antibacterial agent comprises the following steps: roasting attapulgite at 550 ℃ for 1.2h, cooling, grinding the roasted attapulgite to the particle size of 250 meshes, adding the crushed attapulgite into deionized water, performing ultrasonic dispersion to form a suspension system, dissolving cinnamon essential oil, lavender essential oil and mint essential oil into sorbitol, adding the solution into the attapulgite suspension system, stirring the solution on a magnetic stirrer at 65 ℃ for 2.5h, performing centrifugal separation to obtain a precipitate, drying the precipitate, grinding and sieving the precipitate with a 250-mesh sieve to obtain the attapulgite modified mineral oil.

5. The finishing material containing diatomaceous earth as set forth in claim 3, wherein: the weight ratio of attapulgite, cinnamon essential oil, lavender essential oil and mint essential oil in the environment-friendly antibacterial agent is 85-95:7-9:7-9: 4-6.

6. the finishing material containing diatomaceous earth as set forth in claim 3, wherein: the weight ratio of the attapulgite, the cinnamon essential oil, the lavender essential oil and the mint essential oil in the environment-friendly antibacterial agent is 88:8:8: 5.

7. The finishing material containing diatomaceous earth as set forth in claim 1, wherein: the defoaming agent is one or the combination of more of emulsified silicone oil and polydimethylsiloxane.

8. A method for preparing a finishing material containing diatomaceous earth as set forth in any one of claims 1 to 7, wherein: the method comprises the following specific steps:

(1) mixing diatomite, calcined kaolin, dolomite, anti-cracking fibers, hydroxypropyl methyl cellulose, gum arabic powder, negative oxygen ion powder, porous basalt, sepiolite and an environment-friendly antibacterial agent, and stirring by using a stirrer to obtain mixed powder;

(2) And (3) uniformly mixing the mixed powder and the defoaming agent, sending the mixture into a ball mill for ball milling and crushing, then sieving the crushed mixture through a 200-fold-sand 300-mesh sieve, and packaging to obtain the finished product of the diatom ooze decorative material.

9. The method for preparing a decorating material containing diatomaceous earth as set forth in claim 8, wherein: the stirring time in the step (1) is 20-30 minutes.

10. The method for preparing a decorating material containing diatomaceous earth as set forth in claim 8, wherein: and (3) ball milling and crushing time of the ball mill in the step (2) is 1.5-2 h.

Technical Field

The invention belongs to the field of decorative materials, and particularly relates to a decorative material containing diatomite and a preparation method thereof.

Background

With the development of society and the progress of science and technology, people have higher and higher requirements on indoor decoration, and the attractiveness of decoration is not paid more attention to singly, but the comfort, safety, environmental protection and the like of living environment are paid more and more attention to.

The diatom ooze is an indoor decorative wall material taking diatomite as a main raw material, is healthy and environment-friendly and has good decoration, and is a new-generation indoor decorative material for replacing wallpaper and latex paint. The diatom ooze has the characteristics of properties of the ooze, capability of being reduced into the ooze for repeated use when meeting water, convenience in repair, rich texture patterns and colors, suitability for various indoor decoration projects, and difficulty in being infected with dust, and is widely favored by people. However, the existing diatom ooze material has general antibacterial performance.

disclosure of Invention

the invention aims to: provides a decorative material containing diatomite with good antibacterial performance and a preparation method thereof.

In order to achieve the above purpose, the invention provides the following technical scheme:

The diatomite-containing decorative material comprises the following raw materials in parts by weight: 45-55 parts of diatomite, 8-15 parts of calcined kaolin, 12-22 parts of dolomite, 0.1-0.5 part of anti-crack fiber, 1-2 parts of hydroxypropyl methyl cellulose, 0-0.5 part of Arabic gum powder, 0.5-1 part of negative oxygen ion powder, 1-3 parts of porous basalt, 0.5-1 part of sepiolite, 2-4 parts of environment-friendly antibacterial agent and 0.2-0.4 part of defoaming agent.

Preferably, the decorative material containing diatomite comprises the following raw materials in parts by weight: 51 parts of diatomite, 12 parts of calcined kaolin, 19 parts of dolomite, 0.3 part of anti-cracking fiber, 1.5 parts of hydroxypropyl methyl cellulose, 0.3 part of arabic gum powder, 0.8 part of negative oxygen ion powder, 2 parts of porous basalt, 0.8 part of sepiolite, 3 parts of environment-friendly antibacterial agent and 0.3 part of defoaming agent.

Preferably, the preparation method of the environment-friendly antibacterial agent comprises the following steps: roasting attapulgite at 600 ℃ for 0.7-1.5h at 500-300 ℃, cooling, grinding the roasted attapulgite to the particle size of 200-300 meshes, adding the crushed attapulgite into deionized water, performing ultrasonic dispersion to form a suspension system, dissolving cinnamon essential oil, lavender essential oil and mint essential oil into sorbitol, adding the solution into the attapulgite suspension system, stirring the solution on a magnetic stirrer at 60-68 ℃ for 2-3h, performing centrifugal separation to obtain a precipitate, drying the precipitate, grinding the precipitate, and sieving the powder with 300-200 meshes.

Preferably, the preparation method of the environment-friendly antibacterial agent comprises the following steps: roasting attapulgite at 550 ℃ for 1.2h, cooling, grinding the roasted attapulgite to the particle size of 250 meshes, adding the crushed attapulgite into deionized water, performing ultrasonic dispersion to form a suspension system, dissolving cinnamon essential oil, lavender essential oil and mint essential oil into sorbitol, adding the solution into the attapulgite suspension system, stirring the solution on a magnetic stirrer at 65 ℃ for 2.5h, performing centrifugal separation to obtain a precipitate, drying the precipitate, grinding and sieving the precipitate with a 250-mesh sieve to obtain the attapulgite modified mineral oil.

Preferably, the weight ratio of the attapulgite, the cinnamon essential oil, the lavender essential oil and the mint essential oil in the environment-friendly antibacterial agent is 85-95:7-9:7-9: 4-6.

Preferably, the weight ratio of the attapulgite, the cinnamon essential oil, the lavender essential oil and the mint essential oil in the environment-friendly antibacterial agent is 88:8:8: 5.

Preferably, the defoaming agent is one or more of emulsified silicone oil and polydimethylsiloxane.

A preparation method of a decorative material containing diatomite comprises the following specific steps:

(1) Mixing diatomite, calcined kaolin, dolomite, anti-cracking fibers, hydroxypropyl methyl cellulose, gum arabic powder, negative oxygen ion powder, porous basalt, sepiolite and an environment-friendly antibacterial agent, and stirring by using a stirrer to obtain mixed powder;

(2) And (3) uniformly mixing the mixed powder and the defoaming agent, sending the mixture into a ball mill for ball milling and crushing, then sieving the crushed mixture through a 200-fold-sand 300-mesh sieve, and packaging to obtain the finished product of the diatom ooze decorative material.

Preferably, the stirring time in step (1) is 25 minutes.

Preferably, the ball mill grinding time in the step (2) is 1.8 h.

The invention has the beneficial effects that:

the decorative material is green and environment-friendly, has excellent performance, and effectively improves the wear resistance by adding the anti-crack fiber; by adding the negative oxygen ion powder, the air purifier has the functions of purifying air, eliminating toxic gas generated during decoration and improving the environment. The environment-friendly antibacterial agent is prepared by adding attapulgite, cinnamon essential oil, lavender essential oil and mint essential oil, so that the prepared decorative material has a remarkable antibacterial effect, and the antibacterial effect is further improved by selecting three essential oils of the cinnamon essential oil, the lavender essential oil and the mint essential oil which are matched with one another and have a synergistic effect.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION