CN118271812A - Fluorescent Peak ball and preparation method thereof - Google Patents

Abstract

The invention relates to a fluorescent Peak ball and a preparation method thereof, belonging to the technical field of sports equipment. The fluorescent picocell comprises the following components: lignocellulose, PLA, modifier, elastomer additive, fluorescent agent, stabilizer and dispersing agent. The fluorescent picoballs are obtained through the steps of blending, modification, fluorescent treatment, shaping and the like. The main raw materials of the fluorescent picoballs produced by the invention are lignocellulose extracted from wood and PLA extracted from starch, respectively, and the raw materials are widely distributed, so that the production cost can be reduced. In addition, the biomass material PLA ensures that the final product has good mechanical and physical properties. The modifier in the raw material adopts a substance containing epoxy functional groups, and can generate an epoxidation reaction with hydroxyl groups in the production process to generate a cross-linked network, so that the purposes of enhancing the elasticity and toughness of the material are achieved. The fluorescent agent is added, so that the fluorescent picocell prepared by the invention can track the track of the fluorescent picocell at night without the help of illumination.

Description

Fluorescent Peak ball and preparation method thereof

Technical Field

The invention belongs to the technical field of sports equipment, and particularly relates to a fluorescent pick ball and a preparation method thereof.

Background

Peak ball is a hybrid ball game originating in the United states that combines rules and techniques for tennis, table tennis and badminton, and is a sport that is suitable for all ages and skill levels. People need to continuously move, swing and bend the body to hit the ball and defend when using the Peak ball sports, and the continuous activities can enhance cardiovascular health and promote blood circulation. In addition, the utility model can also exercise the strength of each part of the body, improve the stability of the body and the coordination and reaction ability of the body during the movement process of the ball, thus being a body-friendly movement for people.

The present pick ball appearing in the market is difficult to track the motion track at night, and the technologies disclosed in the utility model patent [ CN 217339993, CN218357214U, CN219783725U ] are all to fix the luminous LED lamp inside the pick ball or between holes, and the energy is supplied through the battery, so that the improvement structure mode may influence the track of the pick ball flying in the air. And the battery needs to be replaced in time after being exhausted, so that inconvenient experience is brought to a user. The present utility model therefore proposes to add fluorescent substances to the base material of the picoballs to produce picoballs with a fluorescent effect. The device can enable the Peak ball to be used under the condition of poor lighting conditions, is convenient for people with weak lighting or poor eyesight to track the movement track of the ball, and improves the movement performance of people. Among the raw materials, the main raw materials adopted by the utility model are lignocellulose and PLA, and the raw materials of the two substances are widely distributed in nature and have lower price. In addition, the modifier is introduced in the utility model, so that the modifier can be subjected to epoxidation reaction with hydroxyl groups in the preparation process to form a crosslinked structure, and the elasticity and toughness of the material are enhanced.

Disclosure of Invention

The invention aims to provide a fluorescent picoball and a preparation method thereof, in particular to a fluorescent picoball with a fluorescent effect, which is produced by taking biomass materials lignocellulose and PLA as raw materials.

The specific technical scheme is as follows:

a fluorescent picocell comprising the following components: lignocellulose, PLA, modifier, elastomer additive, fluorescent agent, stabilizer and dispersing agent.

In some embodiments, the modifier is selected from one or more of ethylene oxide, toluene oxide, ethylene oxide acrylate, ethylene oxide, butyl oxide ester.

In some embodiments, the elastomer additive is selected from one or more of nitrile rubber, acrylate elastomer, styrene-butadiene rubber, polybutadiene rubber, and polyurethane elastomer.

In some embodiments, the fluorescent agent is selected from one or more of fluorescein, piperidine fluorescent dye, fluorescent powder, fluorescent red pigment, fluorescent yellow pigment, fluorescent glass bead.

In some embodiments, the stabilizer is selected from one or more of bisphenol a, zinc sulfide, zinc sulfate, di-n-butyltin dioxide, zinc oxide.

In some embodiments, the dispersant is selected from one or more of stearic acid, polyacrylate, polyvinyl ether, diacetylethylenediamine.

The invention also provides a preparation method of the fluorescent picocell, which comprises the following steps:

S1 blending: adding lignocellulose and PLA into a stirrer according to parts by weight, blending, keeping the temperature at 50-70 ℃, and stirring for 1-2 hours until the mixture is uniform and no obvious layering or agglomeration exists;

S2, modification: transferring the substances in the S1 stirrer into an internal mixer, and respectively adding a modifier, an elastomer additive and a stabilizer into the internal mixer according to parts by weight in sequence;

S3, fluorescence treatment: cooling to 60-120 ℃, adding a fluorescent agent and a dispersing agent according to parts by weight, and continuously stirring for 1-2 hours;

S4, shaping: and (5) injecting the obtained raw materials into a picoball mould to form, thus obtaining the fluorescent picoball.

In some embodiments, the temperature of the internal mixer in the step S2 is kept at 140-180 ℃, stirring is kept in the whole process, and the current material is added and mixed uniformly and then is added continuously.

The reaction has the following advantages:

(1) The lignocellulose and PLA in the main material are respectively derived from wood and starch, so that the distribution in the nature is extremely wide, and the production cost can be reduced;

(2) The modifier containing epoxy functional groups is adopted, and can be subjected to epoxidation reaction with hydroxyl groups in raw materials in the preparation process to generate a crosslinked network, so that the purposes of enhancing the elasticity and toughness of the material are achieved;

(3) The fluorescent picoball produced by the invention can track the effect of the fluorescent picoball at night without illumination, and improves the use experience and the athletic performance of a user.

Detailed Description

The following description will clearly and fully describe the technical solutions in the embodiments of the present invention in conjunction with the technical process steps, specific implementation conditions and materials, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.

Example 1

Lignocellulose and PLA are added into a stirrer according to the weight portions to blend, the temperature is kept at 60 ℃, and the mixture is stirred for 1 hour until the mixture is uniform and no obvious layering and agglomeration exists. Transferring the substances in the stirrer into an internal mixer, and respectively adding a modifier, an elastomer additive and a stabilizer into the internal mixer according to parts by weight. The temperature in the processing process of the internal mixer is kept at 150 ℃, stirring is kept in the whole process, and the current material is added and mixed uniformly and then is added continuously. Then cooling to 66 ℃, adding the fluorescent agent and the dispersing agent according to parts by weight, continuously stirring for 2h, and discharging. And (5) injecting the obtained raw materials into a picoball mould to form, thus obtaining the fluorescent picoball.

Table 1 example 1 raw material ratios for synthesizing fluorescent picoballs

Lignocellulose	10 Parts of
		PLA	70 Parts of
Ethylene oxide	0.8 Part
		Nitrile rubber	12 Parts of
Bisphenol A	2 Parts of
		Fluorescent red pigment	0.07 Part
Polyvinyl ethers	1.2 Parts of

According to national standard GB/T528-2009 determination of tensile stress and strain properties of vulcanized rubber or thermoplastic rubber, a mixture discharged from an internal mixer is poured into a mold to prepare a 1-type dumbbell sample bar, and the test result shows that the tensile strength is 51.1 MPa and the elongation at break is 350.3%.

The fluorescent materials on the surface of the fluorescent picoballs are uniformly distributed, do not agglomerate or aggregate, emit obvious fluorescence at night, and have no obvious reduction in brightness after being placed for 30 days.

Example 2

Lignocellulose and PLA are added into a stirrer according to the weight portions to blend, the temperature is kept at 60 ℃, and the mixture is stirred for 1 hour until the mixture is uniform and no obvious layering and agglomeration exists. Transferring the substances in the stirrer into an internal mixer, and respectively adding a modifier, an elastomer additive and a stabilizer into the internal mixer according to parts by weight. The temperature in the processing process of the internal mixer is kept at 152 ℃, stirring is kept in the whole process, and the current material is added and mixed uniformly and then is added continuously. Then cooling to 63 ℃, adding a fluorescent agent and a dispersing agent according to parts by weight, continuously stirring for 2h, and discharging. And (5) injecting the obtained raw materials into a picoball mould to form, thus obtaining the fluorescent picoball.

Table 2 example 2 raw material ratios for synthesizing fluorescent Peak balls

Lignocellulose	10 Parts of
		PLA	70 Parts of
Epoxidation of toluene	1.1 Parts
		Nitrile rubber	10 Parts of
Zinc sulfide	2 Parts of
		Fluorescent red pigment	0.05 Part
Stearic acid	2.0 Parts

According to national standard GB/T528-2009 determination of tensile stress and strain properties of vulcanized rubber or thermoplastic rubber, a mixture discharged from an internal mixer is poured into a mold to prepare a 1-type dumbbell sample bar, and the test result shows that the tensile strength is 57.6 MPa and the elongation at break is 407.1%.

The fluorescent materials on the surface of the fluorescent picoballs are uniformly distributed, do not agglomerate or aggregate, emit obvious fluorescence at night, and have no obvious reduction in brightness after being placed for 30 days.

Example 3

Lignocellulose and PLA are added into a stirrer according to the weight portions to blend, the temperature is kept at 60 ℃, and the mixture is stirred for 1 hour until the mixture is uniform and no obvious layering and agglomeration exists. Transferring the substances in the stirrer into an internal mixer, and respectively adding a modifier, an elastomer additive and a stabilizer into the internal mixer according to parts by weight. The temperature in the processing process of the internal mixer is kept at 160 ℃, stirring is kept in the whole process, and the current material is added and mixed uniformly and then is added continuously. Then cooling to 60 ℃, adding a fluorescent agent and a dispersing agent according to parts by weight, continuously stirring for 2h, and discharging. And (5) injecting the obtained raw materials into a picoball mould to form, thus obtaining the fluorescent picoball.

Table 3 example 3 raw material formulation for synthesizing fluorescent picoballs

Lignocellulose	10 Parts of
		PLA	70 Parts of
Epoxy vinyl acetate	0.7 Part
		Polyurethane elastomer	15 Parts of
Bisphenol A	3 Parts of
		Fluorescent powder	0.05 Part
Polyvinyl ethers	0.5 Part

According to national standard GB/T528-2009 determination of tensile stress and strain properties of vulcanized rubber or thermoplastic rubber, a mixture discharged from an internal mixer is poured into a mold to prepare a 1-type dumbbell sample bar, and the test result shows that the tensile strength is 61.1 MPa and the elongation at break is 395.3%.

The fluorescent materials on the surface of the fluorescent picoballs are uniformly distributed, do not agglomerate or aggregate, emit obvious fluorescence at night, and have no obvious reduction in brightness after being placed for 30 days.

Example 4

Lignocellulose and PLA are added into a stirrer according to the weight portions to blend, the temperature is kept at 60 ℃, and the mixture is stirred for 1 hour until the mixture is uniform and no obvious layering and agglomeration exists. Transferring the substances in the stirrer into an internal mixer, and respectively adding a modifier, an elastomer additive and a stabilizer into the internal mixer according to parts by weight. The temperature in the processing process of the internal mixer is kept at 165 ℃, stirring is kept in the whole process, and the current material is added and mixed uniformly and then is added continuously. Then cooling to 60 ℃, adding a fluorescent agent and a dispersing agent according to parts by weight, continuously stirring for 2h, and discharging. And (5) injecting the obtained raw materials into a picoball mould to form, thus obtaining the fluorescent picoball.

Table 4 example 4 raw material ratios for synthesizing fluorescent picoballs

Lignocellulose	10 Parts of
		PLA	70 Parts of
Epoxidation of toluene	0.5 Part
		Styrene-butadiene rubber	10 Parts of
Zinc sulfate	3 Parts of
		Fluorescent red pigment	0.01 Part
Polyacrylate esters	0.5 Part

According to national standard GB/T528-2009 determination of tensile stress and strain properties of vulcanized rubber or thermoplastic rubber, a mixture discharged from an internal mixer is poured into a mold to prepare a 1-type dumbbell sample bar, and the test result shows that the tensile strength is 57.6 MPa and the elongation at break is 366.4%.

The fluorescent materials on the surface of the fluorescent picoballs are uniformly distributed, do not agglomerate or aggregate, emit obvious fluorescence at night, and have no obvious reduction in brightness after being placed for 30 days.

The skilled person will know: while the invention has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the invention, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims (8)

1. The fluorescent picocell is characterized by comprising the following components in parts by weight: 10-30 parts of lignocellulose, 70-80 parts of PLA, 0.5-2 parts of modifier, 10-20 parts of elastomer additive, 0.01-0.2 part of fluorescent agent, 2-5 parts of stabilizer and 0.5-3 parts of dispersing agent.

2. A fluorescent picocell as defined in claim 1 wherein said modifier is selected from one or more of the group consisting of ethylene oxide vinyl acetate, ethylene oxide, toluene oxide, epoxyacrylate, ethylene oxide, and epoxybutanol.

3. A fluorescent pick ball as claimed in claim 1, wherein said elastomer additive is selected from one or more of nitrile rubber, acrylate elastomer, styrene butadiene rubber, polybutadiene rubber, polyurethane elastomer.

4. A fluorescent picocell as defined in claim 1, wherein said fluorescent agent is selected from one or more of fluorescein, piperidine fluorescent dye, solar phosphor, fluorescent red pigment, fluorescent yellow pigment, fluorescent glass beads.

5. A fluorescent pick ball as claimed in claim 1, wherein said stabilizer is selected from one or more of bisphenol a, zinc sulfide, zinc sulfate, di-n-butyltin dioxide, zinc oxide.

6. A fluorescent picocell as defined in claim 1, wherein said dispersing agent is selected from one or more of stearic acid, polyacrylate, polyvinyl ether, diacetylethylenediamine.

7. The preparation method of the fluorescent picornado according to any one of claims 1 to 6, which is characterized by comprising the following specific steps:

S1 blending: adding lignocellulose and PLA into a stirrer according to parts by weight, blending, keeping the temperature at 50-70 ℃, and stirring for 1-2 hours until the mixture is uniform and no obvious layering or agglomeration exists;

S2, modification: transferring the substances in the S1 stirrer into an internal mixer, and respectively adding a modifier, an elastomer additive and a stabilizer into the internal mixer according to parts by weight in sequence;

S3, fluorescence treatment: cooling to 60-120 ℃, adding a fluorescent agent and a dispersing agent according to parts by weight, and continuously stirring for 1-2 hours;

S4, shaping: and (5) injecting the obtained raw materials into a picoball mould to form, thus obtaining the fluorescent picoball.

8. The fluorescent pick ball and the preparation method thereof according to claim 7, wherein the temperature of the internal mixer in the step S2 is kept at 140-180 ℃, stirring is kept in the whole process, and the materials are added and mixed uniformly before continuous feeding.