阅读说明：本技术 一种抗紫外光聚乙烯功能母粒 (Ultraviolet-resistant polyethylene functional master batch ) 是由 唐念彬 唐豪 于 2020-12-26 设计创作，主要内容包括：本发明提供了一种抗紫外光聚乙烯功能母粒,包括5～10份抗紫外线助剂、70～80份聚乙烯、5～15份载体和3～5份分散剂,其外形为圆形薄膜结构,圆形薄膜结构具有外层、夹层和内层,其中外层添加50～60份抗紫外线助剂、40～50份聚乙烯和40～50份载体,夹层添加20～30份抗紫外线助剂、40～50份聚乙烯和40～50份载体,内层添加10～20份抗紫外线助剂、10～20份聚乙烯和10～20份载体。通过配比不同的组分包括抗紫外线助剂、聚乙烯、载体和分散剂,利用各组分进行分层,然后再利用抗紫外光聚乙烯功能母粒来生成产品使其最大程度上降低塑料产品降解,进而延长产品寿命。(The invention provides an anti-ultraviolet polyethylene functional master batch which comprises 5-10 parts of an anti-ultraviolet auxiliary agent, 70-80 parts of polyethylene, 5-15 parts of a carrier and 3-5 parts of a dispersing agent, and is in a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the interlayer, and 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of the carrier are added to the inner layer. The components comprise the ultraviolet-resistant auxiliary agent, the polyethylene, the carrier and the dispersing agent in different proportions, the components are used for layering, and then the ultraviolet-resistant polyethylene functional master batch is used for generating a product, so that the degradation of a plastic product is reduced to the maximum extent, and the service life of the product is prolonged.)

1. An uvioresistant polyethylene functional master batch is characterized in that: the coating comprises 5-10% of an ultraviolet-resistant auxiliary agent, 70-80% of polyethylene, 5-15% of a carrier and 3-5% of a dispersing agent, and is of a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the ultraviolet-resistant auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the ultraviolet-resistant auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the interlayer, and 10-20 parts of the ultraviolet-resistant auxiliary agent, 10-20 parts of the polyethylene and 10-20 parts of the carrier are added to the inner layer.

2. The ultraviolet resistant polyethylene functional masterbatch according to claim 1, characterized in that: the polyethylene comprises 40-50 parts of low-density polyethylene and 50-60 parts of high-density low-density polyethylene, wherein the high-density polyethylene is arranged on the outer layer and the interlayer.

3. The ultraviolet resistant polyethylene functional masterbatch according to claim 1, characterized in that: the uvioresistant polyethylene functional master batch also comprises an antioxidant and a light stabilizer.

Technical Field

The invention relates to the field of functional master batches, in particular to an ultraviolet-resistant polyethylene functional master batch.

Background

The radiation in the atmosphere, including ultraviolet light, is a radiation optical fiber in the atmosphere, the damage to plastics is very large, the wavelength with the maximum damage to the polymer in the ultraviolet spectrum range is 280-400nm, after the polymer molecules absorb the ultraviolet light, the polymer molecules become more active and in an excited state, the weakest chemical bonds on the main chain are broken by the excessive energy, and activated free radicals are generated to start to deteriorate, so that how to resist the ultraviolet light through an effective composition is the most main problem to be solved at present.

Disclosure of Invention

The invention aims to solve the problem of providing the ultraviolet-resistant polyethylene functional master batch which can effectively resist ultraviolet rays aiming at the defects in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: an uvioresistant polyethylene functional master batch comprises 5% -10% of uvioresistant auxiliary agents, 70% -80% of polyethylene, 5% -15% of carriers and 3% -5% of dispersing agents, the shape of the uvioresistant polyethylene functional master batch is a circular thin film structure, the circular thin film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of uvioresistant auxiliary agents, 40-50 parts of polyethylene and 40-50 parts of carriers are added to the outer layer, 20-30 parts of uvioresistant auxiliary agents, 40-50 parts of polyethylene and 40-50 parts of carriers are added to the interlayer, and 10-20 parts of uvioresistant auxiliary agents, 10-20 parts of polyethylene and 10-20 parts of carriers are added to the inner layer.

Further, the polyethylene comprises 40-50 parts of low-density polyethylene and 50-60 parts of high-density low-density polyethylene, wherein the high-density polyethylene is partially arranged on the outer layer and the interlayer.

Further, the ultraviolet light resistant polyethylene functional master batch also comprises an antioxidant and a light stabilizer.

Compared with the prior art, the invention has the following beneficial effects: the components are layered by proportioning different components including the ultraviolet resistant auxiliary agent, the polyethylene, the carrier and the dispersing agent, and then the ultraviolet resistant polyethylene functional master batch is used for generating a product, so that the degradation of a plastic product is reduced to the maximum extent, and the service life of the product is further prolonged; meanwhile, the appearance of the plastic product can be maintained to be stable, the quality image of the plastic product can be kept, and the plastic product can be prevented from being damaged by ultraviolet light.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

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Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the functions of the invention clearer and easier to understand, the invention is further described by combining the following specific embodiments:

example 1

The invention provides an anti-ultraviolet polyethylene functional master batch, which comprises 5% of an anti-ultraviolet auxiliary agent, 75% of polyethylene, 15% of a carrier and 5% of a dispersing agent, and is of a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the interlayer, and 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of the carrier are added to the inner layer; and (2) generating ultraviolet rays with the wavelength of 290-400 nm to an over-stable UV light source by adopting a spectrophotometer method, irradiating the ultraviolet-resistant polyethylene functional master batch of the sample by using a monochromator, collecting the integrated spectral projection rays, measuring the total spectral projection ratio, and calculating the ultraviolet transmittance and the protection coefficient UPF value of the sample, wherein the UPF value is 20 when 5 parts of ultraviolet-resistant auxiliary agent, 80 parts of polyethylene, 15 parts of carrier and 5 parts of dispersing agent are selected.

As a specific example, 50 parts of the anti-ultraviolet assistant, 40 parts of polyethylene and 40 parts of the carrier are added to the outer layer, 20 parts of the anti-ultraviolet assistant, 40 parts of polyethylene and 40 parts of the carrier are added to the interlayer, 10 parts of the anti-ultraviolet assistant, 10 parts of polyethylene and 10 parts of the carrier are added to the inner layer, and the UPF value is 19; wherein 60 parts of ultraviolet resistant auxiliary agent, 50 parts of polyethylene and 50 parts of carrier are added to the outer layer, 30 parts of ultraviolet resistant auxiliary agent, 50 parts of polyethylene and 50 parts of carrier are added to the interlayer, 20 parts of ultraviolet resistant auxiliary agent, 20 parts of polyethylene and 20 parts of carrier are added to the inner layer, and the UPF value is 20; the ultraviolet-resistant coating is characterized in that 55 parts of ultraviolet-resistant auxiliary agent, 45 parts of polyethylene and 45 parts of carrier are added to the outer layer, 25 parts of ultraviolet-resistant auxiliary agent, 45 parts of polyethylene and 45 parts of carrier are added to the interlayer, 15 parts of ultraviolet-resistant auxiliary agent, 15 parts of polyethylene and 15 parts of carrier are added to the inner layer, and the UPF value is 24.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer, when the high density low density polyethylene is 50 parts and the low density polyethylene is 40 parts, the UPF value is 20, when the high density low density polyethylene is 40 parts and the low density polyethylene is 60 parts, the UPF value is 22, and when the high density low density polyethylene is 45 parts and the low density polyethylene is 55 parts, the UPF value is 21.

As a specific embodiment, the ultraviolet light resistant polyethylene functional master batch further comprises an antioxidant and a light stabilizer.

Otherwise, the same as in example 1 was performed.

Example 2

The invention provides an uvioresistant polyethylene functional master batch which comprises 5% of uvioresistant auxiliary agent, 75% of polyethylene, 15% of carrier and 5% of dispersing agent, and is in a circular film structure in appearance, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of uvioresistant auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of carrier are added to the outer layer, 20-30 parts of uvioresistant auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of carrier are added to the interlayer, 10-20 parts of uvioresistant auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of carrier are added to the inner layer, and the UPF value is determined to be 22 through a spectrophotometer method.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 3

The invention provides an uvioresistant polyethylene functional master batch which comprises 5% of uvioresistant auxiliary agent, 75% of polyethylene, 10% of carrier and 10% of dispersing agent, and is of a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of uvioresistant auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of carrier are added to the outer layer, 20-30 parts of uvioresistant auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of carrier are added to the interlayer, 10-20 parts of uvioresistant auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of carrier are added to the inner layer, and the UPF value is 22 measured by a spectrophotometer.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 4

The invention provides an anti-ultraviolet polyethylene functional master batch, which comprises 8% of an anti-ultraviolet auxiliary agent, 80% of polyethylene, 10% of a carrier and 2% of a dispersing agent, and is of a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the interlayer, 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of the polyethylene and 10-20 parts of the carrier are added to the inner layer, and the UPF value is 30 measured by a spectrophotometer.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 5

The invention provides an anti-ultraviolet polyethylene functional master batch, which comprises 8% of an anti-ultraviolet auxiliary agent, 72% of polyethylene, 15% of a carrier and 5% of a dispersing agent, and is in a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the interlayer, 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of the polyethylene and 10-20 parts of the carrier are added to the inner layer, and the UPF value is 33 measured by a spectrophotometer method.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 6

The invention provides an anti-ultraviolet polyethylene functional master batch, which comprises 8% of an anti-ultraviolet auxiliary agent, 75% of polyethylene, 15% of a carrier and 2% of a dispersing agent, and is in a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the interlayer, 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of the carrier are added to the inner layer, and the UPF value is 32 measured by a spectrophotometer method.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 7

The invention provides an uvioresistant polyethylene functional master batch which comprises 10% of uvioresistant auxiliary agent, 80% of polyethylene, 5% of carrier and 5% of dispersing agent, and is of a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of uvioresistant auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of carrier are added to the outer layer, 20-30 parts of uvioresistant auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of carrier are added to the interlayer, 10-20 parts of uvioresistant auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of carrier are added to the inner layer, and the UPF value is measured to be 40 through a spectrophotometer.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 8

The invention provides an anti-ultraviolet polyethylene functional master batch, which comprises 10% of an anti-ultraviolet auxiliary agent, 70% of polyethylene, 15% of a carrier and 5% of a dispersing agent, and is in a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of polyethylene and 40-50 parts of the carrier are added to the interlayer, 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of polyethylene and 10-20 parts of the carrier are added to the inner layer, and the UPF value is 45 measured by a spectrophotometer method.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Example 9

The invention provides an anti-ultraviolet polyethylene functional master batch, which comprises 10% of an anti-ultraviolet auxiliary agent, 75% of polyethylene, 10% of a carrier and 5% of a dispersing agent, and is of a circular film structure, wherein the circular film structure is provided with an outer layer, an interlayer and an inner layer, 50-60 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the outer layer, 20-30 parts of the anti-ultraviolet auxiliary agent, 40-50 parts of the polyethylene and 40-50 parts of the carrier are added to the interlayer, 10-20 parts of the anti-ultraviolet auxiliary agent, 10-20 parts of the polyethylene and 10-20 parts of the carrier are added to the inner layer, and the UPF value is 45 measured by a spectrophotometer.

As a specific example, the polyethylene comprises 40-50 parts of low density polyethylene and 50-60 parts of high density low density polyethylene, wherein the high density polyethylene is partially arranged in the outer layer and the interlayer.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.