阅读说明：本技术 快干且耐磨的常温冷喷厚浆型道路标线漆及其制备方法 (Quick-drying and wear-resistant normal-temperature cold-sprayed thick-paste road marking paint and preparation method thereof ) 是由 彭秀丽 彭超 尚涛 于 2021-09-09 设计创作，主要内容包括：本发明涉及市政公路技术领域,尤其是快干且耐磨的常温冷喷厚浆型道路标线漆及其制备方法,聚酯树脂150-200质量份、黄色颜料3-8质量份、白色颜料3-8质量份、乳胶漆10-15质量份、钛白粉2-7质量份、抗裂剂3-7质量份、聚氨酯粉末4-5质量份、生石灰4-7质量份、玻璃微珠5-10质量份、消泡剂2-5质量份、溶性剂2-4质量份,有益效果在于：通过添加的消泡剂,消泡剂能够极大的减少搅拌机中的料在搅拌时所产生的泡沫,防止在喷涂的时候因为泡沫而影响道路标线漆的质量,通过添加的生石灰,生石灰能够在短时间内使道路标线漆发热,解决了道路标线漆在喷涂之前需要用设备进行加热,现有的加热手段较为麻烦的问题。(The invention relates to the technical field of municipal roads, in particular to a quick-drying wear-resistant normal-temperature cold-spraying thick slurry type road marking paint and a preparation method thereof, wherein the paint comprises, by mass, 200 parts of polyester resin, 3-8 parts of yellow pigment, 3-8 parts of white pigment, 10-15 parts of emulsion paint, 2-7 parts of titanium dioxide, 3-7 parts of anti-cracking agent, 4-5 parts of polyurethane powder, 4-7 parts of quicklime, 5-10 parts of glass beads, 2-5 parts of defoaming agent and 2-4 parts of solvent, and has the following beneficial effects: through the defoaming agent of interpolation, the defoaming agent can be very big the produced foam of material when the stirring in the reduction mixer, prevents to influence the quality of road marking paint because of the foam in the spraying, through the quick lime that adds, quick lime can make road marking paint generate heat in the short time, has solved road marking paint and need heat with equipment before the spraying, and current heating means is comparatively troublesome problem.)

1. The quick-drying and wear-resistant normal-temperature cold-spraying thick-paste road marking paint and the preparation method thereof are characterized in that: the road marking paint is prepared from the following raw materials: 200 parts of polyester resin, 3-8 parts of yellow pigment, 3-8 parts of white pigment, 10-15 parts of emulsion paint, 2-7 parts of titanium dioxide, 3-7 parts of anti-cracking agent, 4-5 parts of polyurethane powder, 4-7 parts of quicklime, 5-10 parts of glass beads, 2-5 parts of defoaming agent and 2-4 parts of solvent.

2. The quick-drying wear-resistant normal-temperature cold-spraying thick-paste type road marking paint as claimed in claim 1, and the preparation method thereof, wherein the quick-drying wear-resistant normal-temperature cold-spraying thick-paste type road marking paint is characterized in that the quick-drying wear-resistant normal-temperature cold-spraying thick-paste type road marking paint comprises 150 parts by mass of polyester resin, 4 parts by mass of yellow pigment, 6 parts by mass of quicklime, 7 parts by mass of glass beads, 3 parts by mass of defoaming agent and 4 parts by mass of solvent.

3. The quick-drying wear-resistant normal-temperature cold-spraying thick-paste type road marking paint as claimed in claim 1, and the preparation method thereof, wherein the paint comprises 180 parts by mass of polyester resin, 6 parts by mass of white pigment, 12 parts by mass of emulsion paint, 5 parts by mass of titanium dioxide, 6 parts by mass of anti-cracking agent, 4 parts by mass of polyurethane powder, 5 parts by mass of quicklime, 7 parts by mass of glass beads, 3 parts by mass of defoaming agent, and 3 parts by mass of solvent.

4. The quick-drying wear-resistant normal-temperature cold-spraying thick-paste type road marking paint as claimed in claim 1, and the preparation method thereof, wherein the paint comprises, by mass, 200 parts of polyester resin, 7 parts of white pigment, 15 parts of emulsion paint, 6 parts of titanium dioxide, 7 parts of anti-cracking agent, 4 parts of polyurethane powder, 5 parts of quicklime, 8 parts of glass beads and 4 parts of solvent.

5. The quick-drying wear-resistant normal-temperature cold-spraying thick paste type road marking paint and the preparation method thereof according to claim 1, wherein the road marking paint is prepared by the following steps:

the method comprises the following steps: filtering polyester resin through a screen mesh, filtering residues and waste materials in the polyester resin, then putting the polyester resin into a stirrer for standby, adding emulsion paint into the stirrer, wherein the emulsion paint can improve viscosity and increase wear resistance, then adding a plasticizer into the stirrer, wherein the plasticizer is used for increasing the flexibility of a road marking paint coating film, and then starting the stirrer to stir for five minutes;

step two: adding titanium pigment into the stirrer after the stirring in the first step is finished, wherein the titanium pigment has good physical and chemical stability and strong resistance, and can improve the compression resistance of the road marking paint, and then adding an anti-cracking agent into the stirrer, wherein the anti-cracking agent can prevent the road marking paint from cracking at high temperature, has good anti-cracking effect, can prolong the overall service life of the road marking paint, and then adding polyurethane powder into the stirrer, wherein the polyurethane powder has good weather resistance, good physical and mechanical properties and corrosion resistance, can enable the road marking paint to resist wear and scratch, and then starting the stirrer again, and the stirring time is the same as the above;

step three: adding one of white pigment or yellow pigment into the stirrer after the second step is finished, then adding glass beads into the stirrer, wherein the glass beads can ensure that the road marking paint reflects light for a long time in the service life, and has the effects of self-cleaning, stain resistance and moisture resistance, is used for improving the backlight performance of the road marking paint and improving the driving safety of a driver at night, then a defoaming agent is added into the stirrer, the defoaming agent can greatly reduce the foam generated during stirring of the materials in the stirrer, then a solvent is added, so that the raw materials in the stirrer can be fully mixed, the stirrer is started again, the stirring time is ten minutes, at the moment, the road marking paint is stirred and molded, the quicklime is added into the road marking paint before being sprayed on the road, and the quicklime can enable the road marking paint to generate heat in a short time, so that the road marking paint does not need to be heated before being sprayed.

6. The quick-drying wear-resistant normal-temperature cold-spraying thick paste type road marking paint as claimed in claim 1, wherein the rotation speed of the stirrer is forty to sixty revolutions per minute, and the stirrer is a special paint stirrer.

Technical Field

The invention relates to the technical field of municipal roads, in particular to a quick-drying wear-resistant normal-temperature cold-sprayed thick-paste road marking paint and a preparation method thereof.

Background

The road marking paint is a common marking used for asphalt pavement and cement pavement, along with the increasing frequency of economic activities, the traffic jam is increasingly serious, and the road traffic flow accidents are increased year by year, which becomes a social problem to be solved urgently. It transmits various fixed basic information of the road to vehicles and pedestrians, and is especially important for drivers.

The road marking paint has thermal plasticity, must be heated and melted for use, is added with coated glass beads to realize light reflection, is called as a thermoplastic road marking, a hot-melt road marking paint or a melting road marking paint, and can improve the thickness of the road marking paint by increasing the number of coating layers.

The existing road marking paint can cause the cracking phenomenon of the road marking paint due to the insolation at high temperature, and the existing road marking paint has low friction resistance, and the existing road marking paint can generate foam during stirring, and the foam can influence the quality of the road marking paint; the road marking paint needs to be heated by equipment before being sprayed, and the existing heating means is troublesome.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a quick-drying wear-resistant normal-temperature cold-spraying thick-paste type road marking paint and a preparation method thereof.

In order to achieve the purpose, the invention adopts the following technical scheme:

the quick-drying and wear-resistant normal-temperature cold-spraying thick-paste road marking paint and the preparation method thereof are characterized in that: the road marking paint is prepared from the following raw materials: 200 parts of polyester resin, 3-8 parts of yellow pigment, 3-8 parts of white pigment, 10-15 parts of emulsion paint, 2-7 parts of titanium dioxide, 3-7 parts of anti-cracking agent, 4-5 parts of polyurethane powder, 4-7 parts of quicklime, 5-10 parts of glass beads, 2-5 parts of defoaming agent and 2-4 parts of solvent.

Preferably, the coating comprises 150 parts by mass of polyester resin, 4 parts by mass of yellow pigment, 6 parts by mass of quicklime, 7 parts by mass of glass beads, 3 parts by mass of defoaming agent and 4 parts by mass of solvent.

Preferably, the coating comprises, by mass, 180 parts of polyester resin, 6 parts of white pigment, 12 parts of emulsion paint, 5 parts of titanium dioxide, 6 parts of anti-cracking agent, 4 parts of polyurethane powder, 5 parts of quicklime, 7 parts of glass beads, 3 parts of defoaming agent and 3 parts of solvent.

Preferably, the coating comprises, by mass, 200 parts of polyester resin, 7 parts of white pigment, 15 parts of emulsion paint, 6 parts of titanium dioxide, 7 parts of anti-cracking agent, 4 parts of polyurethane powder, 5 parts of quicklime, 8 parts of glass beads and 4 parts of solvent.

Preferably, the road marking paint comprises the following manufacturing steps:

the method comprises the following steps: filtering polyester resin through a screen mesh, filtering residues and waste materials in the polyester resin, then putting the polyester resin into a stirrer for standby, adding emulsion paint into the stirrer, wherein the emulsion paint can improve viscosity and increase wear resistance, then adding a plasticizer into the stirrer, wherein the plasticizer is used for increasing the flexibility of a road marking paint coating film, and then starting the stirrer to stir for five minutes;

step two: adding titanium pigment into the stirrer after the stirring in the first step is finished, wherein the titanium pigment has good physical and chemical stability and strong resistance, and can improve the compression resistance of the road marking paint, and then adding an anti-cracking agent into the stirrer, wherein the anti-cracking agent can prevent the road marking paint from cracking at high temperature, has good anti-cracking effect, can prolong the overall service life of the road marking paint, and then adding polyurethane powder into the stirrer, wherein the polyurethane powder has good weather resistance, good physical and mechanical properties and corrosion resistance, can enable the road marking paint to resist wear and scratch, and then starting the stirrer again, and the stirring time is the same as the above;

step three: adding one of white pigment or yellow pigment into the stirrer after the second step is finished, then adding glass beads into the stirrer, wherein the glass beads can ensure that the road marking paint reflects light for a long time in the service life, and has the effects of self-cleaning, stain resistance and moisture resistance, is used for improving the backlight performance of the road marking paint and improving the driving safety of a driver at night, then a defoaming agent is added into the stirrer, the defoaming agent can greatly reduce the foam generated during stirring of the materials in the stirrer, then a solvent is added, so that the raw materials in the stirrer can be fully mixed, the stirrer is started again, the stirring time is ten minutes, at the moment, the road marking paint is stirred and molded, the quicklime is added into the road marking paint before being sprayed on the road, and the quicklime can enable the road marking paint to generate heat in a short time, so that the road marking paint does not need to be heated before being sprayed.

Preferably, the rotating speed of the stirrer is forty to sixty revolutions per minute, and the stirrer is a special paint stirrer.

The quick-drying wear-resistant normal-temperature cold-sprayed thick paste type road marking paint and the preparation method thereof have the beneficial effects that:

1. the emulsion paint is favorable for improving viscosity and increasing wear resistance through the added emulsion agent, plasticizer, titanium dioxide powder not only has good physical and chemical stability, but also has strong resistance, is favorable for improving the pressure resistance of the road marking paint, the anti-cracking agent is favorable for preventing the road marking paint from cracking at high temperature, and has good anti-cracking effect, the polyurethane powder has good weather resistance, good physical and mechanical properties and corrosion resistance, and can make the road marking paint wear and scratch resistant, and the emulsion paint is favorable for preventing the road marking paint from cracking, and can improve the friction resistance and the overall strength of the road marking paint;

2. the added defoaming agent can greatly reduce the foam generated by the materials in the stirrer during stirring, and prevent the influence on the quality of the road marking paint caused by the foam during spraying;

3. through the quick lime that adds, quick lime can make road marking paint generate heat in the short time, has solved road marking paint and need heat with equipment before the spraying, and the comparatively trouble problem of current heating means.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

150 parts of polyester resin, 4 parts of yellow pigment, 6 parts of quicklime, 7 parts of glass beads, 3 parts of defoaming agent and 4 parts of solvent.

The road marking paint comprises the following steps:

the method comprises the following steps: filtering the polyester resin through a screen, filtering residues and waste materials in the polyester resin, putting the polyester resin into a stirrer for standby, adding yellow pigment into the stirrer, and starting the stirrer for five minutes;

step two: adding glass beads into the stirrer after the first step is finished, wherein the glass beads can ensure that the road marking paint reflects light for a long time within the service life, and have the effects of self-cleaning, stain resistance and moisture resistance, and are used for improving the backlight performance of the road marking paint and improving the driving safety of a driver at night.

The experimental results are as follows: experiments show that the road marking paint produced by the embodiment has poor friction resistance and overall strength and short service life.

Example 2

Preferably, the coating comprises, by mass, 180 parts of polyester resin, 6 parts of white pigment, 12 parts of emulsion paint, 5 parts of titanium dioxide, 6 parts of anti-cracking agent, 4 parts of polyurethane powder, 5 parts of quicklime, 7 parts of glass beads, 3 parts of defoaming agent and 3 parts of solvent.

The road marking paint comprises the following steps:

the method comprises the following steps: filtering polyester resin through a screen mesh, filtering residues and waste materials in the polyester resin, then putting the polyester resin into a stirrer for standby, then adding white pigment into the stirrer, then adding emulsion paint into the stirrer, wherein the emulsion paint can improve viscosity and increase wear resistance, then adding a plasticizer into the stirrer, wherein the plasticizer is used for increasing flexibility of a road marking paint coating film, and then starting the stirrer, and stirring for five minutes;

step two: adding titanium pigment into the stirrer after the stirring in the first step is finished, wherein the titanium pigment has good physical and chemical stability and strong resistance, and can improve the compression resistance of the road marking paint, and then adding an anti-cracking agent into the stirrer, wherein the anti-cracking agent can prevent the road marking paint from cracking at high temperature, has good anti-cracking effect, can prolong the overall service life of the road marking paint, and then adding polyurethane powder into the stirrer, wherein the polyurethane powder has good weather resistance, good physical and mechanical properties and corrosion resistance, can enable the road marking paint to resist wear and scratch, and then starting the stirrer again, and the stirring time is the same as the above;

step three: and adding glass beads into the stirrer after the second step is finished, wherein the glass beads can ensure that the road marking paint reflects light for a long time within the service life, and have the effects of self-cleaning, stain resistance and moisture resistance, and are used for improving the backlight performance of the road marking paint and improving the driving safety of a driver at night.

The experimental results are as follows: experiments show that the foam generated by the embodiment is less, and the friction resistance, the overall strength and the service life are high.

Example 3

Preferably, the coating comprises, by mass, 200 parts of polyester resin, 7 parts of white pigment, 15 parts of emulsion paint, 6 parts of titanium dioxide, 7 parts of anti-cracking agent, 4 parts of polyurethane powder, 5 parts of quicklime, 8 parts of glass beads and 4 parts of solvent.

Preferably, the road marking paint comprises the following manufacturing steps:

the method comprises the following steps: filtering polyester resin through a screen mesh, filtering residues and waste materials in the polyester resin, then putting the polyester resin into a stirrer for later use, then adding white pigment into the stirrer, then adding emulsion paint into the stirrer, wherein the emulsion paint can improve viscosity and increase wear resistance, and then starting the stirrer, and stirring for five minutes;

step two: adding titanium pigment into the stirrer after the stirring in the first step is finished, wherein the titanium pigment has good physical and chemical stability and strong resistance, and can improve the compression resistance of the road marking paint, and then adding an anti-cracking agent into the stirrer, wherein the anti-cracking agent can prevent the road marking paint from cracking at high temperature, has good anti-cracking effect, can prolong the overall service life of the road marking paint, and then adding polyurethane powder into the stirrer, wherein the polyurethane powder has good weather resistance, good physical and mechanical properties and corrosion resistance, can enable the road marking paint to resist wear and scratch, and then starting the stirrer again, and the stirring time is the same as the above;

step three: and adding glass beads into the stirrer after the second step is finished, wherein the glass beads can ensure that the road marking paint reflects light for a long time within the service life, and have self-cleaning, anti-pollution and moisture-proof effects, so that the backlight performance of the road marking paint is improved, the safety of drivers driving at night is improved, then adding a solvent, so that the raw materials in the stirrer can be fully mixed, starting the stirrer again, stirring for ten minutes, stirring and forming the road marking paint, adding quicklime into the inside of the road marking paint before spraying on the road, and heating the road marking paint in a short time by the quicklime, so that the road marking paint is not required to be heated before spraying.

The experimental results are as follows: experiments show that the foam generated by the embodiment is more, the friction resistance and the overall strength are general, and the service life is general.

And (3) integrating the results: example 2 is superior to example 3 and example 3 is superior to example 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.