阅读说明：本技术 一种可户外使用亚克力导光板及其制备方法 (Acrylic light guide plate capable of being used outdoors and preparation method thereof ) 是由 吴仕斌 于 2021-08-05 设计创作，主要内容包括：本申请涉及导光板技术领域,具体公开了一种可户外使用亚克力导光板及其制备方法。一种可户外使用亚克力导光板由包括以下重量份的原料制成：甲基丙烯酸乙酯50-60份、碳纳米管2-8份、过氧化二苯甲酰0.1-0.8份、阻燃剂1-9份、耐磨剂2-7份；其制备方法为：先将甲基丙烯酸乙酯、过氧化二苯甲酰进行混合,并搅拌均匀,将阻燃剂、耐磨剂、碳纳米管加入并混合均匀,制得可户外使用亚克力导光板。本申请的可户外使用亚克力导光板,通过原料之间的协同作用,其具有良好耐磨性的优点,同时还具有耐候抗UV的优点。(The application relates to the technical field of light guide plates, and particularly discloses an acrylic light guide plate capable of being used outdoors and a preparation method thereof. An outdoor acrylic light guide plate is prepared from the following raw materials in parts by weight: 50-60 parts of ethyl methacrylate, 2-8 parts of carbon nano tube, 0.1-0.8 part of dibenzoyl peroxide, 1-9 parts of flame retardant and 2-7 parts of wear-resisting agent; the preparation method comprises the following steps: mixing ethyl methacrylate and dibenzoyl peroxide, uniformly stirring, adding a flame retardant, an abrasion-resistant agent and a carbon nano tube, and uniformly mixing to obtain the acrylic light guide plate capable of being used outdoors. The utility model provides a but outdoor use ya keli light guide plate, through the synergism between the raw materials, its advantage that has good wearability still has the advantage of resistant UV of waiting simultaneously.)

1. The utility model provides a but outdoor use ya keli light guide plate which characterized in that: the composition is prepared from the following raw materials in parts by weight: 50-60 parts of ethyl methacrylate, 2-8 parts of carbon nano tube, 0.1-0.8 part of dibenzoyl peroxide, 1-9 parts of flame retardant and 2-7 parts of wear-resisting agent;

the wear-resisting agent is prepared from raw materials including sulfurized isobutylene, di-n-butyl phosphate, laurylamine, boric acid and formaldehyde, and the weight ratio of sulfurized isobutylene to di-n-butyl phosphate to laurylamine to boric acid to formaldehyde is (9-11): (25-35): (20-25): (5-8): (1-3).

2. The acrylic light guide plate for outdoor use according to claim 1, wherein: the composition is prepared from the following raw materials in parts by weight: 53-57 parts of ethyl methacrylate, 4-7 parts of carbon nano tube, 0.3-0.5 part of dibenzoyl peroxide, 2-7 parts of flame retardant and 4-6 parts of wear-resisting agent.

3. The acrylic light guide plate for outdoor use according to claim 1, wherein: the wear-resisting agent is prepared by adopting the following method:

s1: mixing sulfurized isobutylene and di-n-butyl phosphate, uniformly stirring, heating to 145 ℃ for reaction for 7-9h, and cooling to room temperature to obtain a mixture;

s2: adding laurylamine into the mixture, uniformly stirring, heating to 90-110 ℃, reacting for 3-5h, and cooling to room temperature to obtain a product;

s3: adding boric acid and formaldehyde into the product, stirring uniformly, heating to 60-90 ℃, and reacting for 4-6h to obtain the wear-resisting agent.

4. The acrylic light guide plate for outdoor use according to claim 1, wherein: the flame retardant is one or more of antimony trioxide, aluminum hydroxide and magnesium hydroxide.

5. The acrylic light guide plate for outdoor use according to claim 1, wherein: 6-8 parts of wear-resistant powder and 1-5 parts of ultraviolet absorbent are also added into the acrylic light guide plate capable of being used outdoors.

6. The acrylic light guide plate for outdoor use according to claim 5, wherein: the ultraviolet absorbent is 3, 5-di-tert-butylphenyl ester.

7. A method for preparing the acrylic light guide plate used outdoors according to any one of claims 1 to 4, comprising the following steps:

s1: mixing ethyl methacrylate and dibenzoyl peroxide, stirring, and uniformly mixing to obtain organic glass slurry;

s2: adding a flame retardant and an abrasion-resistant agent into the organic glass slurry, stirring and uniformly mixing to obtain mixed slurry;

s3: and adding the carbon nano tube into the mixed slurry, uniformly stirring, heating to 55-75 ℃, stirring for 30-40min to obtain a mixed material, then putting the mixed material into a mould, cooling, and demoulding to obtain the acrylic light guide plate capable of being used outdoors.

8. The method according to claim 7, wherein the abrasion-resistant powder and the ultraviolet absorber are added together when the carbon nanotubes are added to the mixed slurry.

Technical Field

The application relates to the technical field of light guide plates, in particular to an acrylic light guide plate capable of being used outdoors and a preparation method thereof.

Background

The light guide plate is mainly made of Acrylic plates, Acrylic is transliteration of Acrylic in English, commonly called organic glass, has a chemical name of ethyl methacrylate, and is called PMMA in English for short, and the Acrylic plates are used as novel organic materials, are widely applied to various occasions, have good transparency, chemical stability and weather resistance, have the characteristics of easiness in dyeing and processing and attractive appearance, and are deeply favored by people.

At present, the acrylic plate can replace traditional glass materials, but after the acrylic plate is used for a long time, the surface of the acrylic plate is easy to wear, and the use of the acrylic plate is influenced.

Disclosure of Invention

In order to enhance the wear resistance of the acrylic light guide plate, the application provides the acrylic light guide plate capable of being used outdoors and the preparation method thereof.

First aspect, the utility model provides a but outdoor use ya keli light guide plate adopts following technical scheme: an outdoor acrylic light guide plate is prepared from the following raw materials in parts by weight: 50-60 parts of ethyl methacrylate, 2-8 parts of carbon nano tube, 0.1-0.8 part of dibenzoyl peroxide, 1-9 parts of flame retardant and 2-7 parts of wear-resisting agent;

the wear-resisting agent is prepared from raw materials including sulfurized isobutylene, di-n-butyl phosphate, laurylamine, boric acid and formaldehyde, and the weight ratio of sulfurized isobutylene to di-n-butyl phosphate to laurylamine to boric acid to formaldehyde is (9-11): (25-35): (20-25): (5-8): (1-3).

By adopting the technical scheme, the acrylic light guide plate capable of being used outdoors has good wear resistance, flame retardance and antibacterial performance through the synergistic effect of the raw materials, the number of times of wear resistance is 631-one-year 654 times, the limiting oxygen index is 23.8-27.3%, and the ultraviolet blocking rate is 83.1-98.6%.

The main material of the acrylic light guide plate is organic glass, ethyl methacrylate is a raw material for producing the organic glass, and dibenzoyl peroxide is added into the raw material of the light guide plate and used as an initiator in the reaction process, so that the polymerization reaction of the ethyl methacrylate can be initiated; the carbon nano tube has good toughness, can be stretched, can be applied to raw materials of the light guide plate, can enhance the toughness of the light guide plate, and can make up the defect of the ethyl methacrylate because the ethyl methacrylate has the defect of flammability and the flame retardant is added into the raw materials of the acrylic light guide plate which can be used outdoors; the wear-resisting agent can enhance the wear resistance of the outdoor acrylic light guide plate and reduce the wear on the surface of the outdoor acrylic light guide plate.

The sulfurized isobutylene has excellent extreme pressure performance, the di-n-butyl phosphate and the sulfurized isobutylene have the synergistic antifriction, antiwear and extreme pressure effects, the laurylamine and the sulfurized isobutylene also have obvious synergistic effect, the wear resistance can be greatly improved, the boric acid is applied to raw materials of the outdoor usable acrylic light guide plate, the outdoor usable acrylic light guide plate can have good thermal stability, an adsorption film can be formed on the surface, the antifriction and antiwear effects are initiated, and through the synergistic effect among the raw materials, molecules simultaneously contain extreme pressure antiwear active elements such as S, P, N, B and the like, and the wear resistance of the outdoor usable acrylic light guide plate can be further enhanced.

Preferably, the feed additive is prepared from the following raw materials in parts by weight: 53-57 parts of ethyl methacrylate, 4-7 parts of carbon nano tube, 0.3-0.5 part of dibenzoyl peroxide, 2-7 parts of flame retardant and 4-6 parts of wear-resisting agent.

By adopting the technical scheme, the weight ratio of the ethyl methacrylate, the carbon nano tube, the dibenzoyl peroxide, the flame retardant and the wear-resistant agent is optimized, and the wear resistance of the acrylic light guide plate can be improved.

Preferably, the anti-wear agent is prepared by the following method:

s1: mixing sulfurized isobutylene and di-n-butyl phosphate, uniformly stirring, heating to 145 ℃ for reaction for 7-9h, and cooling to room temperature to obtain a mixture;

s2: adding laurylamine into the mixture, uniformly stirring, heating to 90-110 ℃, reacting for 3-5h, and cooling to room temperature to obtain a product;

s3: adding boric acid and formaldehyde into the product, stirring uniformly, heating to 60-90 ℃, and reacting for 4-6h to obtain the wear-resisting agent.

By adopting the technical scheme, the wear-resistant agent is prepared by utilizing the raw materials, so that the wear-resistant agent has the advantage of simple and convenient preparation, can be mixed more uniformly, and further can better play a role.

Preferably, the flame retardant is one or more of antimony trioxide, aluminum hydroxide and magnesium hydroxide.

By adopting the technical scheme, the antimony trioxide is a white powdery inorganic compound and can play a role in flame retardance; the aluminum hydroxide is a flame retardant which is most widely applied, can not only retard flame, but also prevent fuming, does not produce drippings and does not produce toxic gas; magnesium hydroxide is also an excellent flame retardant; antimony trioxide, aluminum hydroxide and magnesium hydroxide have flame retardant effects respectively, and then the flame retardant effect can be enhanced through the synergistic effect of the raw materials, so that the high temperature resistance of the acrylic light guide plate which can be used outdoors is enhanced.

Preferably, 6-8 parts of wear-resistant powder and 1-5 parts of ultraviolet absorbent are also added into the acrylic light guide plate capable of being used outdoors.

By adopting the technical scheme, the wear-resistant powder is white powder, the dispersibility can be improved, the surface activity of the particles is good, the chemical inertia is strong, the acid and alkali resistance, the weather resistance, the wear resistance and the impact resistance are high, the extinction performance is high, and the UV resistance of the outdoor acrylic light guide plate can be enhanced; the ultraviolet absorbent can absorb a part of ultraviolet rays, and can enhance the anti-UV performance of the acrylic light guide plate which can be used outdoors.

Preferably, the ultraviolet absorber is 3, 5-di-tert-butylphenyl ester.

By adopting the technical scheme, the 3, 5-di-tert-butylphenyl ester is used as an ultraviolet absorbent and applied to the raw materials of the acrylic light guide plate which can be used outdoors, so that the anti-UV performance can be enhanced.

In a second aspect, the present application provides a method for preparing an outdoor acrylic light guide plate, which adopts the following technical scheme:

a preparation method of an acrylic light guide plate capable of being used outdoors comprises the following steps:

s1: mixing ethyl methacrylate and dibenzoyl peroxide, stirring, and uniformly mixing to obtain organic glass slurry;

s2: adding a flame retardant and an abrasion-resistant agent into the organic glass slurry, stirring and uniformly mixing to obtain mixed slurry;

s3: and adding the carbon nano tube into the mixed slurry, uniformly stirring, heating to 55-75 ℃, stirring for 30-40min to obtain a mixed material, then putting the mixed material into a mould, cooling, and demoulding to obtain the acrylic light guide plate capable of being used outdoors.

By adopting the technical scheme, the ethyl methacrylate and the dibenzoyl peroxide are uniformly mixed firstly to prepare the organic glass slurry, the flame retardant and the wear-resistant agent are prepared and then are mixed with the organic glass slurry, so that the mixing is more uniform, the flame retardant and the wear-resistant agent can play a greater role, and the high-temperature resistance and the wear resistance of the outdoor acrylic light guide plate can be enhanced.

Preferably, the abrasion-resistant powder and the ultraviolet absorber are added together when the carbon nanotubes are added to the mixed slurry.

By adopting the technical scheme, the wear-resistant powder and the ultraviolet absorbent are added into the raw materials of the outdoor acrylic light guide plate, so that the wear-resistant performance and the UV resistance can be enhanced.

In summary, the present application has the following beneficial effects:

1. because the application adopts the fire retardant and the wear-resisting agent, the wear-resisting agent is prepared by raw materials of sulfurized isobutylene, di-n-butyl phosphate, laurylamine, boric acid and formaldehyde, the sulfurized isobutylene has excellent extreme pressure performance, the di-n-butyl phosphate and the sulfurized isobutylene have the synergistic wear-reducing, wear-resisting and extreme pressure functions, the laurylamine and the sulfurized isobutylene also have obvious synergistic action, the wear-resisting performance can be greatly improved, the boric acid can form an adsorption film on the surface, thereby initiating the wear-reducing and wear-resisting functions, the wear-resisting performance of the outdoor usable acrylic light guide plate can be enhanced through the synergistic action among the raw materials, the wear-resisting agent is added into the raw materials of the outdoor usable acrylic light guide plate, the wear resistance of the outdoor usable acrylic light guide plate can be enhanced, the wear on the surface of the outdoor usable acrylic light guide plate is reduced, and the fire retardant can play a role, can strengthen the high temperature resistance of the acrylic light guide plate which can be used outdoors.

2. Wear-resisting powder, ultraviolet absorbent have still been added in this application, and wear-resisting powder acid and alkali-resistance, resistant time, wear-resisting, shock resistance, extinction nature can strengthen the anti UV nature that can use the ya keli light guide plate outdoors, and ultraviolet absorbent also can strengthen the anti UV nature that can use the ya keli light guide plate outdoors.

Detailed Description

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

The raw material ethyl methacrylate is selected from Jinan Prolai chemical Co., Ltd; the carbon nano tube is selected from Shanghai Bo micro application materials technology Co., Ltd; the dibenzoyl peroxide is selected from Shandong national chemical Co., Ltd; the sulfurized isobutylene is selected from Shandong Kepler Biotech limited; the di-n-butyl phosphate is selected from chemical technology of Populus deltoides, Beijing; the laurylamine is selected from chemical industry Co., Ltd; antimony trioxide is selected from Jining Sanshi Biotech, Inc.; the aluminum hydroxide is selected from Jinan Xiangfeng Wei industry chemical industry Co., Ltd; the magnesium hydroxide is selected from Hippon-one-morning Biotech limited; the titanium dioxide is selected from Jinan Yinhun chemical Co., Ltd; the PVP is selected from Wuhan Brilliant Biotech limited; the wearproof powder is selected from Shenzhen Changyui new material GmbH; the ultraviolet absorbent is 3, 5-di-tert-butylphenyl ester and is selected from Wuhan's Biotech Co.

Preparation example

Preparation example 1

An anti-wear agent is prepared by the following method:

s1: mixing 9Kg of sulfurized isobutylene and 25Kg of di-n-butyl phosphate, uniformly stirring, heating to 130 ℃, reacting for 7 hours, and cooling to room temperature to obtain a mixture;

s2: adding 20Kg of laurylamine into the mixture, uniformly stirring, heating to 90 ℃, reacting for 3 hours, and cooling to room temperature to obtain a product;

s3: and adding 5Kg of boric acid and 1Kg of formaldehyde into the product, uniformly stirring, heating to 60 ℃, and reacting for 4 hours to obtain the wear-resistant agent.

Preparation example 2

An anti-wear agent is prepared by the following method:

s1: mixing 10Kg of sulfurized isobutylene and 30Kg of di-n-butyl phosphate, uniformly stirring, heating to 137 ℃, reacting for 8 hours, and cooling to room temperature to obtain a mixture;

s2: adding 23Kg of laurylamine into the mixture, uniformly stirring, heating to 100 ℃, reacting for 4h, and cooling to room temperature to obtain a product;

s3: 6.5Kg of boric acid and 2Kg of formaldehyde are added into the product, stirred uniformly, heated to 75 ℃ and reacted for 5 hours to prepare the wear-resistant agent.

Preparation example 3

An anti-wear agent is prepared by the following method:

s1: mixing 11Kg of sulfurized isobutylene and 35Kg of di-n-butyl phosphate, stirring uniformly, heating to 145 ℃, reacting for 9h, and cooling to room temperature to obtain a mixture;

s2: adding 25Kg of laurylamine into the mixture, uniformly stirring, heating to 110 ℃, reacting for 6h, and cooling to room temperature to obtain a product;

s3: adding 8Kg of boric acid and 3Kg of formaldehyde into the product, stirring uniformly, heating to 90 ℃, and reacting for 6h to obtain the wear-resistant agent.

Preparation example 4

The silver-loaded nano titanium dioxide is prepared by the following method:

adding 3KgPVP into 2Kg of silver nitrate solution, stirring for 2.5h, adding 10Kg of titanium dioxide, stirring for 20min, filtering, washing with water for 3 times, heating to 70 ℃, and drying for 35min to obtain silver-loaded nano titanium dioxide; wherein the concentration of the silver nitrate solution is 0.8 mol/L.

Preparation example 5

The silver-loaded nano titanium dioxide is prepared by the following method:

adding 3.5KgPVP into 2.5Kg of silver nitrate solution, stirring for 3.5h, adding 20Kg of titanium dioxide, stirring for 30min, filtering, washing with water for 4 times, heating to 80 ℃, and drying for 40min to obtain silver-loaded nano titanium dioxide; wherein the concentration of the silver nitrate solution is 0.8 mol/L.

Preparation example 6

The silver-loaded nano titanium dioxide is prepared by the following method:

adding 4KgPVP into 3Kg of silver nitrate solution, stirring for 4.5h, adding 30Kg of titanium dioxide, stirring for 40min, performing suction filtration, washing with water for 5 times, heating to 90 ℃, and drying for 45min to obtain silver-loaded nano titanium dioxide; wherein the concentration of the silver nitrate solution is 0.8 mol/L.

Examples

Table 1 acrylic light guide plate in examples 1 to 6, each raw material content (unit: Kg)

Example 1

The raw material proportion of the acrylic light guide plate which can be used outdoors is shown in table 1.

Wherein the wear-resisting agent is prepared by adopting preparation example 1, and the flame retardant is antimony trioxide.

A preparation method of an acrylic light guide plate capable of being used outdoors comprises the following steps:

s1: mixing ethyl methacrylate and dibenzoyl peroxide, stirring, and uniformly mixing to obtain organic glass slurry;

s2: adding a flame retardant and an abrasion-resistant agent into the organic glass slurry, stirring and uniformly mixing to obtain mixed slurry;

s3: and adding the carbon nano tube into the mixed slurry, uniformly stirring, heating to 55 ℃, stirring for 30min to obtain a mixed material, then putting the mixed material into a mould, cooling, and demoulding to obtain the acrylic light guide plate capable of being used outdoors.

Examples 2 to 6

The acrylic light guide plate capable of being used outdoors is different from the acrylic light guide plate used outdoors in the difference of the raw material ratio shown in table 1.

Example 7

An acrylic light guide plate for outdoor use, which is different from example 3 in the raw material of the abrasion resistant agent obtained by preparation example 2.

Example 8

An outdoor acrylic light guide plate, which is different from the light guide plate in embodiment 3 in that the raw material of the anti-abrasion agent is different, and the anti-abrasion agent is obtained by using the preparation example 3.

Example 9

An acryl light guide plate for outdoor use, which is different from example 7 in the material of the flame retardant, the flame retardant being aluminum hydroxide.

Example 10

An acryl light guide plate for outdoor use, which is different from example 7 in the raw material of the flame retardant, the flame retardant being magnesium hydroxide.

Example 11

An outdoor acrylic light guide plate is different from the light guide plate in embodiment 7 in that a flame retardant is prepared from antimony trioxide and aluminum hydroxide in a weight ratio of 1: 1.

Example 12

An outdoor acrylic light guide plate is different from the light guide plate in embodiment 7 in that a flame retardant is prepared from antimony trioxide and magnesium hydroxide in a weight ratio of 1: 1.

Example 13

An acrylic light guide plate capable of being used outdoors is different from the acrylic light guide plate in embodiment 7 in that a flame retardant is prepared from raw materials of aluminum hydroxide and magnesium hydroxide, and the weight ratio of the aluminum hydroxide to the magnesium hydroxide is 1: 1.

Example 14

An outdoor acrylic light guide plate is different from the light guide plate in embodiment 7 in that a flame retardant is prepared from antimony trioxide, aluminum hydroxide and magnesium hydroxide in a weight ratio of 1:1: 1.

Example 15

An acryl light guide plate for outdoor use, which is different from example 14 in the preparation method.

A preparation method of an acrylic light guide plate capable of being used outdoors comprises the following steps:

s1: mixing ethyl methacrylate and dibenzoyl peroxide, stirring, and uniformly mixing to obtain organic glass slurry;

s2: adding a flame retardant and an abrasion-resistant agent into the organic glass slurry, stirring and uniformly mixing to obtain mixed slurry;

s3: and adding the carbon nano tube into the mixed slurry, uniformly stirring, heating to 65 ℃, stirring for 35min to obtain a mixed material, then putting the mixed material into a mould, cooling, and demoulding to obtain the acrylic light guide plate capable of being used outdoors.

Example 16

S1: mixing ethyl methacrylate and dibenzoyl peroxide, stirring, and uniformly mixing to obtain organic glass slurry;

s2: adding a flame retardant and an abrasion-resistant agent into the organic glass slurry, stirring and uniformly mixing to obtain mixed slurry;

s3: and adding the carbon nano tube into the mixed slurry, uniformly stirring, heating to 75 ℃, stirring for 40min to obtain a mixed material, then putting the mixed material into a mould, cooling, and demoulding to obtain the acrylic light guide plate capable of being used outdoors.

TABLE 2 acrylic light guide plate in examples 17 to 19, the content (unit: Kg) of each raw material

Raw materials	Example 17	Example 18	Example 19
				Organic glass	80	80	80
Methacrylic acid ethyl ester	60	60	60
				Carbon nanotube	8	8	8
Dibenzoyl peroxide	0.8	0.8	0.8
				Flame retardant	9	9	9
Wear-resisting agent	7	7	7
				Wear-resistant powder	6	7	8
Ultraviolet absorber	1	3	5
				Silver-carrying nano titanium dioxide	1	3	5

Example 17

The difference between the outdoor acrylic light guide plate and the embodiment 14 is that the raw materials of the outdoor acrylic light guide plate are added with wear-resistant powder, ultraviolet absorbent and silver-loaded nano titanium dioxide, and the preparation methods are different: when the carbon nanotubes are added into the mixed slurry, the wear-resistant powder, the ultraviolet absorbent and the silver-loaded nano titanium dioxide are added together, and the raw material ratio is shown in table 2.

Wherein, the silver-loaded nano titanium dioxide is prepared by the preparation example 4.

Examples 18 to 19

An acrylic light guide plate for outdoor use, which is different from embodiment 18 in the ratio of raw materials, is shown in table 2.

Example 20

An acrylic light guide plate which can be used outdoors is different from the acrylic light guide plate in embodiment 18 in that the raw material of silver-loaded nano titanium dioxide is different, and the silver-loaded nano titanium dioxide is prepared by the preparation example 5.

Example 21

An acrylic light guide plate which can be used outdoors is different from the acrylic light guide plate in embodiment 18 in that the raw material of silver-loaded nano titanium dioxide is different, and the silver-loaded nano titanium dioxide is prepared by the method in preparation example 6.

Comparative example

Comparative example 1

An acrylic light guide plate for outdoor use, which is different from embodiment 14 in that an equivalent amount of organic glass is used in the raw material for the acrylic light guide plate for outdoor use in place of the abrasion-resistant agent.

Comparative example 2

An acrylic light guide plate for outdoor use, which is different from embodiment 14 in that an equivalent amount of organic glass is used in place of a flame retardant in the raw material for the acrylic light guide plate for outdoor use.

Comparative example 3

An outdoor acrylic light guide plate, which is different from the embodiment 14 in that the raw material of the outdoor acrylic light guide plate is replaced by the same amount of organic glass for the wear-resistant agent and the flame retardant.

Comparative example 4

An acrylic light guide plate for outdoor use, which is different from example 14 in that isobutylene sulfide was replaced with an equal amount of di-n-butyl phosphate in the raw material of the abrasion-resistant agent.

Comparative example 5

An acrylic light guide plate for outdoor use, which is different from example 14 in that boric acid is replaced with an equal amount of di-n-butyl phosphate in the raw material of the abrasion-resistant agent.

Comparative example 6

An acrylic light guide plate for outdoor use, which is different from example 14 in that isobutylene sulfide and boric acid are replaced with the same amount of di-n-butyl phosphate as the raw material of the abrasion-resistant agent.

Performance test

The acrylic light guide plate was used outdoors as a preparation sample for the parts obtained in examples 1 to 21 and comparative examples 1 to 5, and the following property tests were carried out, and the test results are shown in table 3.

The method comprises the following steps of carrying out abrasion resistance test on a sample according to an RCA abrasion resistance test method, and carrying out combustion performance test on the sample according to GB/T2406-2009 'determination of combustion behavior by oxygen index method for plastics', wherein the limit oxygen index <22 belongs to a combustible material, the limit oxygen index between 22 and 27 belongs to a combustible material, and the limit oxygen index >27 belongs to a flame-retardant material; detecting the antibacterial performance of the sample according to GB/T31402-2015 'test method for antibacterial performance of plastic surface'; the UV resistance of the test sample is tested according to GB/T16422.3-1997 method for testing exposure of light source in plastic laboratory.

TABLE 3 test results

As can be seen from Table 3, the acrylic light guide plate capable of being used outdoors has good wear resistance, flame retardance and antibacterial performance through the synergistic effect of the raw materials, the number of times of wear resistance is 631-663, the limiting oxygen index is 23.8-27.6%, the sterilization rate of escherichia coli is 80.1-96.9%, the sterilization rate of staphylococcus aureus is 80.0-97.3%, and the ultraviolet blocking rate is 83.1-99.6%.

Comparing with the comparative example 2 in combination with the example 15, it can be seen that the flame retardant is added to the raw material of the outdoor usable acryl light guide plate, which significantly enhances the flame retardant property of the outdoor usable acryl light guide plate.

Comparing with the comparative examples 1 to 3 with example 15, it can be seen that the addition of the anti-abrasion agent to the raw material of the outdoor usable acryl light guide plate significantly enhances the abrasion resistance of the outdoor usable acryl light guide plate.

Comparing with the examples 15 and the comparative examples 4 to 6, it can be seen that the abrasion resistance of the outdoor acrylic light guide plate is significantly enhanced by the synergistic effect of the di-n-butyl phosphate and the boric acid added to the raw materials of the abrasion resistant agent.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.