阅读说明：本技术 一种抗菌型人造石材及使用其的手术室墙板 (Antibiotic artificial stone and use its operating room wallboard ) 是由 王博 于 2019-08-30 设计创作，主要内容包括：本发明属于人造石材技术领域,具体涉及一种抗菌型人造石材及使用其的手术室墙板,所述人造石材包括如下重量份的各组分：不饱和聚酯树脂10-30份、抗菌偶联剂1-5份、石英粉30-50份、氢氧化铝3-10份、固化剂0.1-2份、促进剂0.01-0.5份。本发明的人造石材中添加了抗菌偶联剂,可以借助偶联剂将抗菌成分均匀地分散于人造石材中,起到良好的抗菌作用；抗菌偶联剂中具有邻苯基苯酚结构,具有良好的防霉抗菌作用,将其与硅烷偶联剂结合起来,有利于邻苯基苯酚结构在人造石材中的均匀分散,起到更好的抗菌作用,另外,该抗菌偶联剂中还含有双键,可以参与不饱和聚酯树脂的固化反应,形成化学键,使其牢固地存在于人造石材内,起到长效防霉抗菌的作用。(The invention belongs to the technical field of artificial stones, and particularly relates to an antibacterial artificial stone and an operating room wallboard using the same, wherein the artificial stone comprises the following components in parts by weight: 10-30 parts of unsaturated polyester resin, 1-5 parts of antibacterial coupling agent, 30-50 parts of quartz powder, 3-10 parts of aluminum hydroxide, 0.1-2 parts of curing agent and 0.01-0.5 part of accelerator. The antibacterial coupling agent is added into the artificial stone, so that the antibacterial components can be uniformly dispersed in the artificial stone by means of the coupling agent, and a good antibacterial effect is achieved; the antibacterial coupling agent has an o-phenylphenol structure and has a good mildew-proof antibacterial effect, and the antibacterial coupling agent is combined with a silane coupling agent, so that the o-phenylphenol structure can be uniformly dispersed in the artificial stone, and a better antibacterial effect is achieved.)

1. An antibacterial artificial stone is characterized in that: the paint comprises the following components in parts by weight: 10-30 parts of unsaturated polyester resin, 1-5 parts of antibacterial coupling agent, 30-50 parts of quartz powder, 3-10 parts of aluminum hydroxide, 0.1-2 parts of curing agent and 0.01-0.5 part of accelerator.

2. The antibacterial artificial stone as claimed in claim 1, wherein: the structural formula of the antibacterial coupling agent is as follows:

3. the antibacterial artificial stone as claimed in claim 1, wherein: the unsaturated polyester resin is fluorine-containing unsaturated polyester resin.

4. The antibacterial artificial stone as claimed in claim 1, wherein: the particle size of the quartz powder is 400-1000 meshes.

5. The antibacterial artificial stone as claimed in claim 1, wherein: the particle size of the aluminum hydroxide is 1500-2000 meshes.

6. The antibacterial artificial stone as claimed in claim 1, wherein: the curing agent is one or more of methyl ethyl ketone peroxide, cyclohexanone peroxide and tert-butyl diethylhexanoate peroxide.

7. The antibacterial artificial stone as claimed in claim 1, wherein: the accelerant is one or two of cobalt naphthenate and cobalt isooctanoate.

8. The antibacterial artificial stone as claimed in claim 1, wherein: and the pigment also comprises 0.1-1 part of pigment, wherein the pigment is one or more of iron red, iron yellow, phthalocyanine blue and phthalocyanine green.

9. The antibacterial artificial stone as claimed in claim 1, wherein: the preparation method comprises the following steps:

(1) weighing the components in proportion, adding the unsaturated polyester resin and the antibacterial coupling agent into a reaction kettle, and uniformly stirring to obtain a mixture;

(2) adding aluminum hydroxide into the mixture obtained in the step (1), stirring for 20-30min, then adding the rest components, and uniformly mixing to obtain an artificial stone mixture;

(3) and (3) pouring the mixture obtained in the step (2) into a mould, pressing, heating and curing to obtain the antibacterial artificial stone.

10. An operating room wall panel using the antibacterial artificial stone of any one of claims 1 to 9, wherein: comprises an artificial stone plate (1), a first metal plate (2), a corrugated support plate (3) and a second metal plate (4) which are arranged in the shape in sequence.

Technical Field

The invention belongs to the technical field of artificial stones, and particularly relates to an antibacterial artificial stone and an operating room wall plate using the same.

Background

The artificial stone is made up by using resin as adhesive, adding inorganic powder material and proper quantity of other adjuvant through the processes of mixing, porcelain casting, vibration compression and extrusion, etc. and forming and solidifying. Compared with natural stone, the artificial stone has the advantages of bright color, high degree of finish, uniform color, compression resistance, wear resistance, good toughness, compact structure, firmness, durability, light specific gravity, no water absorption, erosion and weathering resistance, small color difference, no fading, low radioactivity and the like. Has the advantage of comprehensive utilization of resources, has the function of being not underestimated in the aspect of environmental protection and energy conservation, and is a genuine green and environment-friendly building material product. Has become the first choice of facing material for modern buildings.

Because of its strong, wear-resistant, beautiful and easy to be managed, the artificial stone is widely used as wall board in operating room, and because of the special property of operating room, it is very necessary to develop artificial stone with antibacterial action for wall board in operating room.

Disclosure of Invention

In order to develop an artificial stone with an antibacterial effect and capable of resisting bacteria for a long time, the invention discloses an antibacterial artificial stone and an operating room wall board using the same.

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

an antibacterial artificial stone comprises the following components in parts by weight: 10-30 parts of unsaturated polyester resin, 1-5 parts of antibacterial coupling agent, 30-50 parts of quartz powder, 3-10 parts of aluminum hydroxide, 0.1-2 parts of curing agent and 0.01-0.5 part of accelerator.

Preferably, the structural formula of the antibacterial coupling agent is:

the preparation method of the antibacterial coupling agent comprises the following steps:

(1) dissolving 4' -phenylaniline-2-alcohol in excessive 2, 5-hexadienol under the heating condition, adding a proper amount of tin catalyst, heating to 160 ℃ under stirring for condensation reaction, continuously evaporating excessive 2, 5-hexadienol and water generated in the reaction, condensing allyl alcohol, refluxing into a reaction kettle for continuous reaction, ending the reaction when no water exists or only a small amount of water is generated, carrying out filter pressing to recover the catalyst, and carrying out reduced pressure distillation on filtrate to separate unreacted raw materials to obtain a product I, wherein the reaction equation is as follows:

(2) dissolving the product I in DMF, adding the product I and triethoxysilane into a reaction kettle together (the molar ratio of the product I to the triethoxysilane is 1:1), adding about 0.2 wt% of platinum catalyst, stirring and reacting at 90 ℃ for 8-10h, removing the catalyst by pressure filtration, and distilling out the DMF to obtain a product II (namely an antibacterial coupling agent), wherein the reaction equation is as follows:

preferably, the unsaturated polyester resin is a fluorine-containing unsaturated polyester resin.

Preferably, the particle size of the quartz powder is 400-1000 mesh.

Preferably, the particle size of the aluminum hydroxide is 1500-.

Preferably, the curing agent is one or more of methyl ethyl ketone peroxide, cyclohexanone peroxide and tert-butyl peroxydiethylhexanoate.

Preferably, the accelerator is one or both of cobalt naphthenate and cobalt isooctanoate.

Preferably, the antibacterial artificial stone further comprises 0.1-1 part of pigment, wherein the pigment is one or more of iron red, iron yellow, phthalocyanine blue and phthalocyanine green.

Preferably, the antibacterial artificial stone is prepared by the following method:

(1) weighing the components in proportion, adding the unsaturated polyester resin and the antibacterial coupling agent into a reaction kettle, and uniformly stirring to obtain a mixture;

(2) adding aluminum hydroxide into the mixture obtained in the step (1), stirring for 20-30min, then adding the rest components, and uniformly mixing to obtain an artificial stone mixture;

(3) and (3) pouring the mixture obtained in the step (2) into a mould, pressing, heating and curing to obtain the antibacterial artificial stone.

The utility model provides an use operating room wallboard of antibiotic type artificial stone material which characterized in that: comprises an artificial stone plate, a first metal plate, a corrugated support plate and a second metal plate which are sequentially arranged in the shape.

The invention has the following beneficial effects: (1) the antibacterial coupling agent is added into the artificial stone, so that the antibacterial components can be uniformly dispersed in the artificial stone by means of the coupling agent, and a good antibacterial effect is achieved;

(2) the antibacterial coupling agent disclosed by the invention has an o-phenylphenol structure, has a good mildew-proof antibacterial effect, is a commonly-used mildew-proof antibacterial component in the field of fruits and vegetables, is combined with a silane coupling agent, is beneficial to uniform dispersion of the o-phenylphenol structure in artificial stone, and plays a better antibacterial effect;

(3) the resin in the invention is fluorine-containing unsaturated polyester resin, and the ultralow surface energy of fluorine is beneficial to improving the stain resistance of the artificial stone.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the construction of the wall panel of the operating room of the present invention;

in the figure: 1. artificial stone panels; 2. a first metal plate; 3. a corrugated support plate; 4. a second metal plate.

Detailed Description

The present invention will now be described in further detail with reference to examples.

The antibacterial artificial stone is prepared by the following method:

(1) weighing the components in proportion, adding the unsaturated polyester resin and the antibacterial coupling agent into a reaction kettle, and uniformly stirring to obtain a mixture;

(2) adding aluminum hydroxide into the mixture obtained in the step (1), stirring for 20-30min, then adding the rest components, and uniformly mixing to obtain an artificial stone mixture;

(3) and (3) pouring the mixture obtained in the step (2) into a mould, pressing, heating and curing to obtain the antibacterial artificial stone.