阅读说明：本技术 一种空气净化用负氧离子材料及制备方法 (Negative oxygen ion material for air purification and preparation method thereof ) 是由 邓华平 于 2021-07-26 设计创作，主要内容包括：本发明涉及负氧离子材料技术领域,具体是一种空气净化用负氧离子材料,包括以下质量百分计的原料制备而成：PA6切片：70-85％；纳米负氧离子粉体：20-35％；助剂：15-30％,助剂包括以下质量百分计的原料：分散剂4-8％；抗氧化剂4-9％；润滑剂2-4％；偶联剂5-8％。本发明的有益效果具有释放负氧离子功能的纳米复合粉体加入到PA6切片中熔融制成负氧离子功能母粒,负氧离子功能母粒与PA6切片经共混纺丝制成具有持久释放负氧离子功能的布料,负氧离子功能纤维布对改善人体微循环、促进人体血液循环、帮助睡眠、消除疲劳、调节神经等有明显效果,同时还消除异味,抑制细菌的生长,PA6切片增具有很好的强度、耐热性能、优良的抗冲击性能、良好的尺寸稳定性及低翘曲性。(The invention relates to the technical field of negative oxygen ion materials, in particular to a negative oxygen ion material for air purification, which is prepared from the following raw materials in percentage by mass: PA6 slicing: 70-85%; nano negative oxygen ion powder: 20 to 35 percent; auxiliary agent: 15-30% of an auxiliary agent, wherein the auxiliary agent comprises the following raw materials in percentage by mass: 4-8% of a dispersant; 4-9% of antioxidant; 2-4% of a lubricant; 5-8% of coupling agent. The negative oxygen ion functional fiber cloth has obvious effects of improving human body microcirculation, promoting human body blood circulation, helping sleep, eliminating fatigue, regulating nerves and the like, and simultaneously eliminating peculiar smell and inhibiting the growth of bacteria, and the PA6 slice has good strength, heat resistance, excellent impact resistance, good dimensional stability and low warpage.)

1. An oxygen anion material for air purification, which is characterized in that: the negative oxygen ion material is prepared from the following raw materials in percentage by mass:

PA6 slicing: 70-85%;

nano negative oxygen ion powder: 20 to 35 percent;

auxiliary agent: 15 to 30 percent.

2. The negative oxygen ion material for air purification according to claim 1, wherein: the auxiliary agent comprises the following raw materials in percentage by mass:

4-8% of a dispersant;

4-9% of antioxidant;

2-4% of a lubricant;

5-8% of coupling agent.

3. The negative oxygen ion material for air purification according to claim 1, wherein: the dispersing agent is one or more of white oil, zinc stearate, polyethylene wax, stearic acid, paraffin and EBS.

4. The negative oxygen ion material for air purification according to claim 1, wherein: the antioxidant is one or more of triphenyl phosphite, diphenyl mono-isooctyl phosphite and pentaerythritol diisodecyl diphosphite.

5. The negative oxygen ion material for air purification according to claim 1, wherein: the lubricant is preferably calcium stearate; the coupling agent is preferably tetrabutyl titanate.

6. A preparation method of negative oxygen ion material for air purification is characterized by comprising the following steps: the preparation method of the negative oxygen ion material comprises the following steps:

s1, preparing a PA6 negative oxygen ion functional master batch;

s2, preparing the negative oxygen ion functional fiber cloth.

7. The method for preparing the negative oxygen ion material for air purification according to claim 6, wherein the method comprises the following steps: the preparation method of the PA6 negative oxygen ion functional master batch specifically comprises the following steps:

s11, adding the nano negative oxygen ion powder into a crystallization dryer for crystallization and drying to obtain a raw material A for later use;

s12, adding the PA6 slices into a crystallization dryer for crystallization and drying to obtain a raw material B for later use;

s13, adding the raw material A and the raw material B together with a polyethylene wax dispersing agent, a phosphite antioxidant, a calcium stearate lubricant and a tetrabutyl titanate coupling agent into a mixing tank according to a certain proportion, and mixing to obtain a raw material C for later use;

s14, adding the raw material C into a double-screw extruder to obtain PA6 negative oxygen ion functional master batches for later use.

8. The method for preparing the negative oxygen ion material for air purification according to claim 7, wherein: in the step S13, the rotation speed of the mixing tank is 1800-3600r/min, the temperature in the mixing tank is 245-265 ℃, and the mixing time is 15-35 min.

9. The method for preparing the negative oxygen ion material for air purification according to claim 6, wherein the method comprises the following steps: the preparation method of the negative oxygen ion functional fiber cloth specifically comprises the following steps:

s21, sequentially adding the PA6 negative oxygen ion functional master batches and the PA6 slices into a mixer to obtain a raw material D;

s22, adding the raw material D into a spinning machine for blending and spinning to obtain the negative oxygen ion functional fiber cloth.

10. The method for preparing the negative oxygen ion material for air purification according to claim 9, wherein: in the step S21, the rotation speed of the mixer is 2000-4200r/min, the temperature in the mixer is 200-260 ℃, and the mixing time is 20-40 min.

Technical Field

The invention relates to the technical field of negative oxygen ion materials, in particular to a negative oxygen ion material for air purification and a preparation method thereof.

Background

The negative oxygen ion is an oxygen ion with negative charge, and has the functions of dust removal, bacteriostasis, deodorization and the like. Meanwhile, the negative oxygen ions are beneficial to the physical and psychological health of human bodies. It mainly can affect the physiological activity of human body by means of human nervous system and blood circulation, and has the functions of tranquilizing, reducing blood pressure and promoting metabolism, so that it is known as "air vitamin". According to the statistics of American data, the proportion of positive ions to negative ions in the earth atmosphere is 1:1.2 in the early 20 th century, but the proportion of positive ions to negative ions in the earth atmosphere is 1.2:1 at present, the balance state of the positive ions and the negative ions in the earth atmosphere is obviously changed, so that the living environment of human beings is surrounded by the thick positive ions, and the metabolism and the health of human bodies are greatly influenced.

Various environment-friendly materials are produced for creating healthy and comfortable working and living environments. The wood-based material is used as a common decorative material, is closely related to our life, and the green and environment-friendly wood-based material becomes a hot point of research.

Chinese patent No. CN109847544A provides an air purification material capable of efficiently releasing negative ions and a preparation method thereof, wherein the air purification material is prepared by preparing tourmaline powder with surface alkylation, mixing the tourmaline powder with titanium dioxide powder, silica gel, synthetic resin, active carbon and diatomite powder to form infiltration latex, taking spunlace non-woven fabrics as base materials, and carrying out the processes of slurry impregnation, extrusion, sizing, solidification and cooling.

The Chinese patent No. CN108541718A provides an anion air purification material and a preparation method thereof, the anion air purification material provided by the invention improves and processes the existing tourmaline anion release material, on the basis of taking tourmaline as a base material, rare earth oxide, semiconductor catalytic material, mirabilite powder, graphene compound and sterilizing Chinese herbal medicine powder are added, the components promote the performance of the tourmaline to be more thoroughly exerted, the released anions are obviously increased, and meanwhile, the sterilizing Chinese herbal medicine powder is also added in the formula to remove harmful substances such as bacteria and the like in the air, so that the indoor air is finally well purified.

However, the existing negative oxygen ion material has poor strength, heat resistance and impact resistance, cannot meet daily use requirements, and is not beneficial to wide popularization and application.

Disclosure of Invention

The invention aims to provide an oxygen anion material for air purification and a preparation method thereof, and aims to solve the problems that the existing oxygen anion material in the background art is poor in strength, heat resistance and impact resistance and cannot meet daily use requirements.

The technical scheme of the invention is as follows: the negative oxygen ion material for air purification is prepared from the following raw materials in percentage by mass:

PA6 slicing: 70-85%;

nano negative oxygen ion powder: 20 to 35 percent;

auxiliary agent: 15 to 30 percent.

Further, the auxiliary agent comprises the following raw materials in percentage by mass:

4-8% of a dispersant;

4-9% of antioxidant;

2-4% of a lubricant;

5-8% of coupling agent.

Further, the dispersant is one or more of white oil, zinc stearate, polyethylene wax, stearic acid, paraffin and EBS.

Further, the antioxidant is one or more of triphenyl phosphite, diphenyl mono-isooctyl phosphite and pentaerythritol diisodecyl diphosphite.

Further, the lubricant is preferably calcium stearate; the coupling agent is preferably tetrabutyl titanate.

A preparation method of a negative oxygen ion material for air purification comprises the following steps:

s1, preparing a PA6 negative oxygen ion functional master batch;

s2, preparing the negative oxygen ion functional fiber cloth.

Further, the preparation of the PA6 negative oxygen ion functional master batch specifically comprises the following steps:

s11, adding the nano negative oxygen ion powder into a crystallization dryer for crystallization and drying to obtain a raw material A for later use;

s12, adding the PA6 slices into a crystallization dryer for crystallization and drying to obtain a raw material B for later use;

s13, adding the raw material A and the raw material B together with a polyethylene wax dispersing agent, a phosphite antioxidant, a calcium stearate lubricant and a tetrabutyl titanate coupling agent into a mixing tank according to a certain proportion, and mixing to obtain a raw material C for later use;

s14, adding the raw material C into a double-screw extruder to obtain PA6 negative oxygen ion functional master batches for later use.

Further, the rotation speed of the mixing tank in the step S13 is 1800-3600r/min, the temperature in the mixing tank is 245-265 ℃, and the mixing time is 15-35 min.

Further, the preparation of the negative oxygen ion functional fiber cloth specifically comprises the following steps:

s21, sequentially adding the PA6 negative oxygen ion functional master batches and the PA6 slices into a mixer to obtain a raw material D;

s22, adding the raw material D into a spinning machine for blending and spinning to obtain the negative oxygen ion functional fiber cloth.

Further, the rotation speed of the mixer in the step S21 is 2000-4200r/min, the temperature in the mixer is 200-260 ℃, and the mixing time is 20-40 min.

The invention provides an oxygen anion material for air purification and a preparation method thereof through improvement, compared with the prior art, the oxygen anion material has the following improvement and advantages:

(1) the nanometer composite powder with the function of releasing negative oxygen ions is added into PA6 slices to be melted to prepare the master batches with the function of releasing negative oxygen ions, and the master batches with the function of releasing negative oxygen ions and the PA6 slices are blended and spun to prepare the cloth with the function of releasing negative oxygen ions permanently.

(2) The negative oxygen ion functional fiber cloth has obvious effects of improving human body microcirculation, promoting human body blood circulation, helping sleep, eliminating fatigue, regulating nerves and the like, and also has the effects of eliminating peculiar smell and inhibiting the growth of bacteria.

(3) The PA6 slice disclosed by the invention has the advantages of good strength, heat resistance, excellent impact resistance, good dimensional stability and low warpage.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic diagram of a preparation structure of PA6 negative oxygen ion functional master batch of the present invention;

FIG. 2 is a schematic diagram of a structure for preparing the negative oxygen ion functional fiber cloth of the present invention.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 2, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention provides an oxygen anion material for air purification and a preparation method thereof through improvement, as shown in figures 1-2, the oxygen anion material for air purification is prepared from the following raw materials in percentage by mass:

PA6 slicing: 70 percent;

nano negative oxygen ion powder: 20 percent;

auxiliary agent: 15 percent.

Further, the auxiliary agent comprises the following raw materials in percentage by mass:

4% of a dispersant;

4% of antioxidant;

2% of a lubricant;

5% of coupling agent.

Further, the dispersant is white oil and zinc stearate.

Further, the antioxidant is triphenyl phosphite and diphenyl-mono phosphite.

Further, the lubricant is preferably calcium stearate; the coupling agent is preferably tetrabutyl titanate.

A preparation method of a negative oxygen ion material for air purification comprises the following steps:

s1, preparing a PA6 negative oxygen ion functional master batch;

s2, preparing the negative oxygen ion functional fiber cloth.

Further, the preparation of the PA6 negative oxygen ion functional master batch specifically comprises the following steps:

s11, adding the nano negative oxygen ion powder into a crystallization dryer for crystallization and drying to obtain a raw material A for later use;

s12, adding the PA6 slices into a crystallization dryer for crystallization and drying to obtain a raw material B for later use;

s13, adding the raw material A and the raw material B together with a polyethylene wax dispersing agent, a phosphite antioxidant, a calcium stearate lubricant and a tetrabutyl titanate coupling agent into a mixing tank according to a certain proportion, and mixing to obtain a raw material C for later use;

s14, adding the raw material C into a double-screw extruder to obtain PA6 negative oxygen ion functional master batches for later use.

Further, in step S13, the rotation speed of the mixing tank is 1800r/min, the temperature in the mixing tank is 245 ℃, and the mixing time is 15 min.

Further, the preparation of the negative oxygen ion functional fiber cloth specifically comprises the following steps:

s21, sequentially adding the PA6 negative oxygen ion functional master batches and the PA6 slices into a mixer to obtain a raw material D;

s22, adding the raw material D into a spinning machine for blending and spinning to obtain the negative oxygen ion functional fiber cloth.

Further, in the step S21, the rotating speed of the mixer is 2000r/min, the temperature in the mixer is 200 ℃, and the mixing time is 20 min.

Example one

The negative oxygen ion material for air purification is prepared from the following raw materials in percentage by mass:

PA6 slicing: 75 percent;

nano negative oxygen ion powder: 30 percent;

auxiliary agent: 20 percent.

Further, the auxiliary agent comprises the following raw materials in percentage by mass:

6% of a dispersant;

6% of antioxidant;

4% of a lubricant;

6% of coupling agent.

Further, the dispersant is paraffin wax and EBS.

Further, the antioxidant is diphenyl mono-and di-phosphorous pentaerythritol diisodecyl phosphite.

Further, the lubricant is preferably calcium stearate; the coupling agent is preferably tetrabutyl titanate.

A preparation method of a negative oxygen ion material for air purification comprises the following steps:

s1, preparing a PA6 negative oxygen ion functional master batch;

s2, preparing the negative oxygen ion functional fiber cloth.

Further, the preparation of the PA6 negative oxygen ion functional master batch specifically comprises the following steps:

s11, adding the nano negative oxygen ion powder into a crystallization dryer for crystallization and drying to obtain a raw material A for later use;

s12, adding the PA6 slices into a crystallization dryer for crystallization and drying to obtain a raw material B for later use;

s13, adding the raw material A and the raw material B together with a polyethylene wax dispersing agent, a phosphite antioxidant, a calcium stearate lubricant and a tetrabutyl titanate coupling agent into a mixing tank according to a certain proportion, and mixing to obtain a raw material C for later use;

s14, adding the raw material C into a double-screw extruder to obtain PA6 negative oxygen ion functional master batches for later use.

Further, the rotation speed of the mixing tank in the step S13 is 2200r/min, the temperature in the mixing tank is 250 ℃, and the mixing time is 20 min.

Further, the preparation of the negative oxygen ion functional fiber cloth specifically comprises the following steps:

s21, sequentially adding the PA6 negative oxygen ion functional master batches and the PA6 slices into a mixer to obtain a raw material D;

s22, adding the raw material D into a spinning machine for blending and spinning to obtain the negative oxygen ion functional fiber cloth.

Further, in the step S21, the rotating speed of the mixer is 3000r/min, the temperature in the mixer is 250 ℃, and the mixing time is 25 min.

Example two

The negative oxygen ion material for air purification is prepared from the following raw materials in percentage by mass:

PA6 slicing: 80 percent;

nano negative oxygen ion powder: 25 percent;

auxiliary agent: 25 percent.

Further, the auxiliary agent comprises the following raw materials in percentage by mass:

5% of a dispersant;

8% of antioxidant;

3% of a lubricant;

7% of coupling agent.

Further, the dispersant is polyethylene wax and EBS.

Further, the antioxidant is diphenyl mono phosphite and diphenyl mono isooctyl phosphite.

Further, the lubricant is preferably calcium stearate; the coupling agent is preferably tetrabutyl titanate.

A preparation method of a negative oxygen ion material for air purification comprises the following steps:

s1, preparing a PA6 negative oxygen ion functional master batch;

s2, preparing the negative oxygen ion functional fiber cloth.

Further, the preparation of the PA6 negative oxygen ion functional master batch specifically comprises the following steps:

s11, adding the nano negative oxygen ion powder into a crystallization dryer for crystallization and drying to obtain a raw material A for later use;

s12, adding the PA6 slices into a crystallization dryer for crystallization and drying to obtain a raw material B for later use;

s13, adding the raw material A and the raw material B together with a polyethylene wax dispersing agent, a phosphite antioxidant, a calcium stearate lubricant and a tetrabutyl titanate coupling agent into a mixing tank according to a certain proportion, and mixing to obtain a raw material C for later use;

s14, adding the raw material C into a double-screw extruder to obtain PA6 negative oxygen ion functional master batches for later use.

Further, the rotation speed of the mixing tank in the step S13 is 3000r/min, the temperature in the mixing tank is 260 ℃, and the mixing time is 30 min.

Further, the preparation of the negative oxygen ion functional fiber cloth specifically comprises the following steps:

s21, sequentially adding the PA6 negative oxygen ion functional master batches and the PA6 slices into a mixer to obtain a raw material D;

s22, adding the raw material D into a spinning machine for blending and spinning to obtain the negative oxygen ion functional fiber cloth.

Further, in the step S21, the rotating speed of the mixer is 4000r/min, the temperature in the mixer is 230 ℃, and the mixing time is 35 min.

EXAMPLE III

The negative oxygen ion material for air purification is prepared from the following raw materials in percentage by mass:

PA6 slicing: 85 percent;

nano negative oxygen ion powder: 35 percent;

auxiliary agent: 30 percent.

Further, the auxiliary agent comprises the following raw materials in percentage by mass:

8% of a dispersant;

9% of antioxidant;

4% of a lubricant;

8% of coupling agent.

Further, the dispersing agent is polyethylene wax and stearic acid.

Further, the antioxidant is diphenyl isooctyl phosphite and pentaerythritol diisodecyl diphosphite.

Further, the lubricant is preferably calcium stearate; the coupling agent is preferably tetrabutyl titanate.

A preparation method of a negative oxygen ion material for air purification comprises the following steps:

s1, preparing a PA6 negative oxygen ion functional master batch;

s2, preparing the negative oxygen ion functional fiber cloth.

Further, the preparation of the PA6 negative oxygen ion functional master batch specifically comprises the following steps:

s11, adding the nano negative oxygen ion powder into a crystallization dryer for crystallization and drying to obtain a raw material A for later use;

s12, adding the PA6 slices into a crystallization dryer for crystallization and drying to obtain a raw material B for later use;

s13, adding the raw material A and the raw material B together with a polyethylene wax dispersing agent, a phosphite antioxidant, a calcium stearate lubricant and a tetrabutyl titanate coupling agent into a mixing tank according to a certain proportion, and mixing to obtain a raw material C for later use;

s14, adding the raw material C into a double-screw extruder to obtain PA6 negative oxygen ion functional master batches for later use.

Further, in step S13, the rotation speed of the mixing tank is 3600r/min, the temperature in the mixing tank is 265 ℃, and the mixing time is 35 min.

Further, the preparation of the negative oxygen ion functional fiber cloth specifically comprises the following steps:

s21, sequentially adding the PA6 negative oxygen ion functional master batches and the PA6 slices into a mixer to obtain a raw material D;

s22, adding the raw material D into a spinning machine for blending and spinning to obtain the negative oxygen ion functional fiber cloth.

Further, in the step S21, the rotating speed of the mixer is 4200r/min, the temperature in the mixer is 260 ℃, and the mixing time is 40 min.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.