Mildew-proof polyester composite material

Abstract

The invention relates to the technical field of mildewproof polyester composite materials, in particular to a mildewproof polyester composite material, which is prepared from the following raw materials in parts by weight: 65 to 70 parts of polyester, 10 to 16 parts of plant raw material extract, 2 to 4 parts of organic mildewproof agent, 3 to 5 parts of lead-free double perovskite, 1 to 2 parts of spice antioxidant, 1 to 1.5 parts of auxiliary agent, 1 to 1.5 parts of reagent and 2 to 6 parts of adhesive for spraying, through scientific proportioning and process treatment, the mildew-proof components can be uniformly dispersed in a polyester base material, so that the whole material has lasting mildew-proof performance, does not contain harmful heavy metals such as lead, meets the environmental protection requirement, and is beneficial to environment protection and human health protection.

Description

Technical Field

[0001] The invention relates to the technical field of mildew-proof polyester composite materials, in particular to a mildew-proof polyester composite material. Background Art

[0002] In the field of modern materials science, as people's requirements for material performance continue to increase, various new composite materials have emerged to meet the specific needs of different application scenarios. Among them, mildew-proof polyester composite materials, as a material with special functions, have received extensive attention and research in recent years.

[0003] However, traditional polyester composite materials are prone to mold growth in humid environments, which not only affects the appearance and service life of the material, but also poses a potential threat to the use environment and human health.

[0004] For example, the patent with the prior art announcement number CN108384121A discloses a mildew-proof plastic-wood composite material, which comprises, by mass, 10-18 parts of polyethylene, 22-30 parts of polypropylene, 25-32 parts of fly ash, 15-25 parts of bamboo powder, 8-15 parts of filler, 0.8-1.6 parts of lubricant, 1-4 parts of calcium sulfate, and 0.5-1.2 parts of antioxidant. The mildew-proof plastic-wood composite material of the present invention has very good mildew-proof performance.

[0005] However, it was found during the production and processing of this material that the production cost of this material is relatively high, and this material may still generate certain waste and pollutants during its production and processing, reducing the environmental protection effect of its use. Summary of the invention

[0006] In order to solve the above technical problems, the present invention provides a mildew-proof polyester composite material which can be evenly dispersed in a polyester substrate through scientific proportioning and process treatment, ensuring that the material as a whole has a long-lasting mildew-proof property, does not contain harmful heavy metals such as lead, meets environmental protection requirements, and is beneficial to protecting the environment and human health.

[0007] The anti-mildew polyester composite material of the present invention is composed of the following raw materials in parts by weight: 65-70 parts of polyester, 10-16 parts of plant raw material extracts, 2-4 parts of organic anti-mildew agents, 3-5 parts of lead-free double perovskites, 1-2 parts of spice antioxidants, 1-1.5 parts of auxiliary agents, 1-1.5 parts of reagents, and 2-6 parts of spray adhesives. The organic anti-mildew agent and the plant raw material extracts are added to the composite material, and these components have strong antibacterial and anti-mildew effects, can effectively inhibit the growth and reproduction of molds, thereby keeping the material clean and hygienic. Through scientific proportioning and process treatment, these anti-mildew components can be evenly dispersed in a polyester substrate, ensuring that the material as a whole has a lasting anti-mildew performance. At the same time, by utilizing the plant raw material extracts and the spice antioxidants, the composite material does not contain harmful heavy metals such as lead, meets environmental protection requirements, and is beneficial to protecting the environment and human health.

[0008] Preferably, the plant raw material extract is a raw material extract of camphor tree leaves, Eucalyptus grandis, cedarwood, asarum, tobacco leaf stems, Zanthoxylum bungeanum, fragrant wood, lemon balm, wormwood and angelica sinensis; by using a variety of natural ingredients, it is non-toxic and harmless and will not cause pollution to the human body and the environment.

[0009] Preferably, the organic mildew inhibitor is polyhexamethylene biguanide hydrochloride.

[0010] Preferably, the spice antioxidant is clove, cinnamon, ginger and pepper extract.

[0011] Preferably, the auxiliary agent is dioctyl / decyl dimethyl ammonium chloride.

[0012] Preferably, the reagent is wood vinegar.

[0013] Preferably, the spray adhesive is a mixture of one or more of polyurethane glue, amino resin glue, acrylic glue, and epoxy resin glue; by using polyurethane glue and amino resin glue, the composite material is easier to bond with other materials, thereby broadening its application range.

[0014] Preferably, the method for preparing the mildew-proof polyester composite material comprises the following steps:

[0015] S1. Fully disinfect and dry the raw material extracts of camphor tree leaves, Eucalyptus grandis, cedarwood, asarum, tobacco leaf stems, prickly ash, fragrant wood, lemon balm, wormwood and angelica sinensis;

[0016] S2, fully disinfecting and drying the polyhexamethylene biguanide hydrochloride;

[0017] S3, putting the materials after disinfection and drying in S1 and S2 into a high-speed mixer and mixing them thoroughly to obtain material A;

[0018] S4, fully drying the polyester, the lead-free double perovskite and the spice antioxidant respectively;

[0019] S5, putting the polyester, lead-free double perovskite and spice antioxidant dried in S4 into a high-speed mixer and mixing them thoroughly to obtain material B;

[0020] S6, putting material A in S3 and material B in S5 into a high-speed mixer and mixing for a period of time, then adding a certain amount of auxiliary agents and reagents and mixing again for a period of time to obtain material C;

[0021] S7, heat the C material in S6 to 80-100°, put it into a high-speed pulverizer, and pulverize it at high speed for 30-60 minutes to obtain ultrafine powder;

[0022] S8. Add a certain amount of spray adhesive to the ultrafine powder obtained in S7, stir thoroughly, and then spray it on the surface of an object such as a hanger by a sprayer at high speed.

[0023] Preferably, in S7, the C material is crushed to a size of 400-700 meshes.

[0024] Compared with the prior art, the present invention has the following beneficial effects: by adding organic mildew inhibitors and plant raw material extracts into the composite material, these ingredients have strong antibacterial and mildew proof effects, can effectively inhibit the growth and reproduction of mildew, thereby keeping the material clean and hygienic; through scientific proportioning and process treatment, these mildew proof ingredients can be evenly dispersed in the polyester substrate, ensuring that the material as a whole has lasting mildew proof properties; at the same time, by utilizing plant raw material extracts and spice antioxidants, it does not contain harmful heavy metals such as lead, meets environmental protection requirements, and is beneficial to protecting the environment and human health. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the steps of the present invention. DETAILED DESCRIPTION

[0026] In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0027] Example 1

[0028] The mildew-proof polyester composite material of the present invention is composed of the following raw materials in parts by weight: 65-70 parts of polyester, 10-16 parts of plant raw material extract, 2-4 parts of organic mildew inhibitor, 3-5 parts of lead-free double perovskite, 1-2 parts of spice antioxidant, 1-1.5 parts of auxiliary agent, 1-1.5 parts of reagent, and 2-6 parts of spray adhesive;

[0029] The plant raw material extracts are raw material extracts of camphor tree leaves, Eucalyptus grandis, cedarwood, asarum, tobacco leaf stems, prickly ash, fragrant wood, lemon balm, wormwood and angelica sinensis;

[0030] In this embodiment, organic mildew inhibitors and plant raw material extracts are added to the composite material. These ingredients have strong antibacterial and mildew-proof effects and can effectively inhibit the growth and reproduction of mildew, thereby keeping the material clean and hygienic. Through scientific proportioning and process treatment, these mildew-proof ingredients can be evenly dispersed in the polyester substrate to ensure that the material as a whole has long-lasting mildew-proof properties. At the same time, by utilizing plant raw material extracts and spice antioxidants, it does not contain harmful heavy metals such as lead, meets environmental protection requirements, and is beneficial to protecting the environment and human health.

[0031] Example 2

[0032] On the basis of Example 1, in the present invention, a mildew-proof polyester composite material, the organic mildew-proof agent is polyhexamethylene biguanide hydrochloride;

[0033] The spice antioxidants are clove, cinnamon, ginger and pepper extracts;

[0034] The auxiliary agent is dioctyl / decyl dimethyl ammonium chloride;

[0035] The reagent is wood vinegar;

[0036] The spray adhesive is a mixture of one or more of polyurethane glue, amino resin glue, acrylic glue, and epoxy resin glue;

[0037] In this embodiment, a variety of natural ingredients are used, which are non-toxic and harmless and will not cause pollution to the human body and the environment.

[0038] Example 3

[0039] On the basis of Example 1, a mildew-proof polyester composite material of the present invention, such as Figure 1 As shown, the preparation method of the mildew-proof polyester composite material comprises the following steps:

[0040] S1. Fully disinfect and dry the raw material extracts of camphor tree leaves, Eucalyptus grandis, cedarwood, asarum, tobacco leaf stems, prickly ash, fragrant wood, lemon balm, wormwood and angelica sinensis;

[0041] S2, fully disinfecting and drying the polyhexamethylene biguanide hydrochloride;

[0042] S3, putting the materials after disinfection and drying in S1 and S2 into a high-speed mixer and mixing them thoroughly to obtain material A;

[0043] S4, fully drying the polyester, the lead-free double perovskite and the spice antioxidant respectively;

[0044] S5, putting the polyester, lead-free double perovskite and spice antioxidant dried in S4 into a high-speed mixer and mixing them thoroughly to obtain material B;

[0045] S6, putting material A in S3 and material B in S5 into a high-speed mixer and mixing for a period of time, then adding a certain amount of auxiliary agents and reagents and mixing again for a period of time to obtain material C;

[0046] S7, heat the C material in S6 to 80-100°, put it into a high-speed pulverizer, and pulverize it at high speed for 30-60 minutes to obtain ultrafine powder;

[0047] S8, adding a certain amount of spraying adhesive to the ultrafine powder obtained in S7, stirring thoroughly, and spraying the powder on the surface of an object such as a hanger by a sprayer at high speed;

[0048] In the step S7, the C material is crushed to a size of 400-700 meshes.

[0049] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A mildew-proof polyester composite material, characterized in that: The invention is composed of the following raw materials in parts by weight: 65-70 parts of polyester, 10-16 parts of plant raw material extract, 2-4 parts of organic mildew inhibitor, 3-5 parts of lead-free double perovskite, 1-2 parts of spice antioxidant, 1-1.5 parts of auxiliary agent, 1-1.5 parts of reagent and 2-6 parts of spray adhesive.

2. The mildew-proof polyester composite material according to claim 1, characterized in that: The plant raw material extracts are raw material extracts of camphor tree leaves, eucalyptus grandis, cedarwood, asarum, tobacco leaf stems, prickly ash, fragrant wood, lemon balm, wormwood and angelica sinensis.

3. The mildew-proof polyester composite material according to claim 1, characterized in that: The organic mildew inhibitor is polyhexamethylene biguanide hydrochloride.

4. The mildew-proof polyester composite material according to claim 1, characterized in that: The spice antioxidant is clove, cinnamon, ginger and pepper extract.

5. The mildew-proof polyester composite material according to claim 1, characterized in that: The auxiliary agent is dioctyl / decyl dimethyl ammonium chloride.

6. The mildew-proof polyester composite material according to claim 1, characterized in that: The reagent is wood vinegar.

7. The mildew-proof polyester composite material according to claim 1, characterized in that: The spray adhesive is a mixture of one or more of polyurethane glue, amino resin glue, acrylic glue and epoxy resin glue.

8. The mildew-proof polyester composite material according to claims 1 to 7, characterized in that: The method for preparing the mildew-proof polyester composite material comprises the following steps: S1. Fully disinfect and dry the raw material extracts of camphor tree leaves, Eucalyptus grandis, cedarwood, asarum, tobacco leaf stems, prickly ash, fragrant wood, lemon balm, wormwood and angelica sinensis; S2, fully disinfecting and drying the polyhexamethylene biguanide hydrochloride; S3, putting the materials after disinfection and drying in S1 and S2 into a high-speed mixer and mixing them thoroughly to obtain material A; S4, fully drying the polyester, the lead-free double perovskite and the spice antioxidant respectively; S5, putting the polyester, lead-free double perovskite and spice antioxidant dried in S4 into a high-speed mixer and mixing them thoroughly to obtain material B; S6, putting material A in S3 and material B in S5 into a high-speed mixer and mixing for a period of time, then adding a certain amount of auxiliary agents and reagents and mixing again for a period of time to obtain material C; S7, heat the C material in S6 to 80-100°, put it into a high-speed pulverizer, and pulverize it at high speed for 30-60 minutes to obtain ultrafine powder; S8. Add a certain amount of spray adhesive to the ultrafine powder obtained in S7, stir thoroughly, and then spray it on the surface of an object such as a hanger by a sprayer at high speed.

9. The mildew-proof polyester composite material according to claim 8, characterized in that: In the step S7, the C material is crushed to a size of 400-700 meshes.

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