CN112552774A - High-wear-resistance hot-melt coating and preparation method thereof - Google Patents
High-wear-resistance hot-melt coating and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D157/00—Coating compositions based on unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D157/02—Copolymers of mineral oil hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a high-wear-resistance hot-melt coating and a preparation method thereof, wherein the high-wear-resistance hot-melt coating comprises the following components in parts by weight: c5 Petroleum resin 140-160 parts; 20-50 parts of C9 petroleum resin; 20-80 parts of terpene resin; 600 portions of calcium carbonate powder 450; 80-120 parts of quartz sand; 250 portions and 350 portions of glass beads; 25-50 parts of titanium dioxide; 10-20 parts of polyethylene wax; 5-10 parts of a plasticizer. Compared with the background art, the high-wear-resistance hot-melt coating provided by the invention is suitable for road marking coatings, is particularly suitable for roads with large traffic flow and non-ideal road conditions, has good adhesion with the ground and wear resistance, good glossiness and long service life, and can greatly save the management cost of road traffic management departments.
Description
Technical Field
The invention belongs to the field of polymer composite materials, and particularly relates to a high-wear-resistance hot-melt coating and a preparation method thereof.
Background
The marked line on the road is a safety mark on the road traffic, is formed by coating the road with paint, and generally has different colors. The common road marking paint is hot melt type, normal temperature solvent type and water type.
At present, more than 90% of road markings in China use hot-melt road markings, and some road markings are solvent-based, two-component and water-based. The traffic safety management department utilizes the road marking to achieve the purposes of strengthening traffic safety management, reducing accidents and beautifying urban roads, and the striking road marking depends on high-performance marking paint. With the environmental protection of modern construction and high requirements on the wear resistance, skid resistance, weather resistance and durability of the marking, the low-cost hot-melt marking paint becomes the first choice of the road marking paint in China.
Due to the national conditions of China, the continuously increased road mileage and vehicles and the poor road surface environment, the service life of the road marking is shorter and shorter, the road marking is basically updated once in a main urban area in half a year, and the management cost is very high.
Disclosure of Invention
The invention aims to provide a high-wear-resistance melting coating which is used for road marking and has good wear resistance and long service life.
Further, there is a need for a method of preparing the above-mentioned high abrasion resistance hot melt coating.
In order to solve the technical problem, the invention provides a high-wear-resistance hot-melt coating which comprises the following components:
c5 petroleum resin;
c9 petroleum resin;
a terpene resin;
calcium carbonate powder;
quartz sand;
glass beads;
titanium dioxide;
polyethylene wax;
and (3) a plasticizer.
Preferably, the high-wear-resistance hot-melt coating comprises the following components in parts by weight:
c5 Petroleum resin 140-160 parts;
20-50 parts of C9 petroleum resin;
60-80 parts of terpene resin;
600 portions of calcium carbonate powder 450;
80-120 parts of quartz sand;
250 portions and 350 portions of glass beads;
25-50 parts of titanium dioxide;
10-20 parts of polyethylene wax;
4-10 parts of a plasticizer.
More preferably, the high-wear-resistance hot-melt coating comprises the following components in parts by weight:
150 parts of C5 petroleum resin;
25 parts of C9 petroleum resin;
60 parts of terpene resin;
500 parts of calcium carbonate powder;
100 parts of quartz sand;
280 parts of glass beads;
40 parts of titanium dioxide;
16 parts of polyethylene wax;
4 parts of a plasticizer.
Preferably, the C5 petroleum resin is selected from C5 aliphatic resin or C5 hydrogenated petroleum resin, the viscosity of the C5 petroleum resin at 180 ℃ is 200-300 mPa.s, and the test method is referred to HG/T3660-1999.
The C5 petroleum resin may be a C5 petroleum resin containing piperylene resin as a main component.
Preferably, the terpene resin has a transformation point of 100-110 ℃ and a viscosity of 170-200 mPa.s at 200 ℃ according to the ring and ball test method, which is described in HG/T3660-1999.
Preferably, the melting point of the C9 petroleum resin is more than or equal to 150 ℃.
Preferably, the calcium carbonate powder is ground calcium carbonate ultrafine powder with the particle size specification of 800 meshes.
Preferably, the particle size of the quartz sand is 0.5-1mm, and the particle size of the glass beads is 0.2-0.5 mm.
Preferably, the polyethylene wax has a viscosity of 20 to 25mPa · s at 140 ℃ as determined by HG/T3660-1999.
Preferably, the plasticizer is selected from one or both of dioctyl phthalate or caprylate.
A preparation method of the high-abrasion-resistance hot-melt coating comprises the following steps:
1) putting C5 petroleum resin, C9 petroleum resin and terpene resin into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder, quartz sand, glass beads and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the high-wear-resistance hot melt coating.
Compared with the background art, the high-wear-resistance hot-melt coating provided by the invention is suitable for road marking coatings, is particularly suitable for roads with large traffic flow and non-ideal road conditions, has good adhesion with the ground and wear resistance, has good glossiness, has long service life of road markings, reduces the construction times, and can save the management cost of road traffic management departments.
Detailed Description
The core of the invention is to provide a high-wear-resistance hot-melt coating and a preparation method thereof. The present invention will be described in further detail with reference to specific embodiments in order to make the technical field better understand the scheme of the present invention.
Description of the raw materials
C5 petroleum resin a: clarityje, Nature Chemicals, Inc., viscosity 200 mPas (180 ℃), test method HG/T3660-;
c5 petroleum resin B: shandong Xin Haidao petrochemical Co., Ltd., viscosity 500 mPas (180 ℃), test method HG/T3660-;
c9 petroleum resin a: shandong province Landun Petroleum resin Limited liability company, melting point 150 ℃;
c9 petroleum resin B: shandong Landun Petroleum resin Limited liability company, melting point 100 deg.C
Terpene resin: zhengzhou Huamai chemical products Co., Ltd., model No. T80, the conversion point was 100 ℃, the test method was the ring and ball method, the viscosity was 200 mPas at 200 ℃, and the test method was referred to HG/T3660-1999.
Calcium carbonate powder: the specifications of Yangling county strong east ore product source manufacturers are 800 meshes and 0.1-0.5mm respectively.
Quartz sand: guangxi Guilin Cheng and mineral powder, Inc., with specifications of 0.5-1mm and 2-3mm, respectively.
Glass beads: the specifications of Hongjia glass products of the Foshan Sanshui area are 0.2-0.5mm and 2-3mm respectively.
Titanium dioxide: henan Bailey New materials Co.
Polyethylene wax: southern Passion wax, Guangdong, viscosity 20 mPas (140 ℃ C.), 1999 for the test method referenced HG/T3660-.
Plasticizer: dioctyl phthalate, commercially available.
Example 1
Preparing the materials according to the weight parts shown in the table 1, and then preparing the high-wear-resistance hot-melt coating by the following method:
1) putting C5 petroleum resin A, C9 petroleum resin A and terpene resin into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder (800 meshes), quartz sand (0.5-1mm), glass beads (0.2-0.5mm) and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the high-wear-resistance hot melt coating.
Comparative example 1
Preparing materials according to the weight parts shown in the table 1, and then preparing the hot-melt coating according to the following method:
1) putting C5 petroleum resin B, C9 petroleum resin A and terpene resin into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder (800 meshes), quartz sand (0.5-1mm), glass beads (0.2-0.5mm) and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the hot-melt coating.
Comparative example 2
Preparing materials according to the weight parts shown in the table 1, and then preparing the hot-melt coating according to the following method:
1) putting C5 petroleum resin A, C9 petroleum resin B and terpene resin into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder (800 meshes), quartz sand (0.5-1mm), glass beads (0.2-0.5mm) and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the hot-melt coating.
Comparative example 3
Preparing materials according to the weight parts shown in the table 1, and then preparing the hot-melt coating according to the following method:
1) putting C5 petroleum resin A, C5 petroleum resin B, C9 petroleum resin A into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder (0.1-0.5mm), quartz sand (0.5-1mm), glass beads (0.2-0.5mm) and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the hot-melt coating.
Comparative example 4
Preparing materials according to the weight parts shown in the table 1, and then preparing the hot-melt coating according to the following method:
1) putting C5 petroleum resin A, C5 petroleum resin B, C9 petroleum resin A into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder (800 meshes), quartz sand (2-3mm), glass beads (0.2-0.5mm) and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the hot-melt coating.
Comparative example 5
Preparing materials according to the weight parts shown in the table 1, and then preparing the hot-melt coating according to the following method:
1) putting C5 petroleum resin A, C9 petroleum resin A and terpene resin into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder (800 meshes), quartz sand (0.5-1mm), glass beads (2-3mm) and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the hot-melt coating.
Comparative example 6
Preparing the materials according to the weight parts shown in the table 1, and then preparing the high-wear-resistance hot-melt coating by the following method:
putting all the components into a high-temperature reaction kettle, heating and stirring uniformly, cooling and granulating to obtain the hot-melt coating.
TABLE 1 raw material tables for examples 1-3 and comparative examples 1-6
The hot melt coatings of examples 1-3 and comparative examples 1-6 were tested simultaneously in a section of the province in Yueyang, recording the initial thickness of the mark, and after three months the thickness of the test mark is shown in Table 2.
The weight loss per 1000g of the hot-melt coatings of examples 1 to 3 and comparative examples 1 to 6 was also tested in accordance with the method of GB 1768 and is shown in Table 2 below at 200 revolutions.
TABLE 2 Performance test Table
It can be seen that the abrasion resistance of the hot melt coatings of examples 1-3 is significantly better than the hot melt coatings of comparative examples 1-6, the thickness reduction of the coated road markings of examples 1-3 after three months is around 5%, while the thickness reduction of the markings of comparative examples 1-6 after three months is between 20-30%.
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.
Claims (10)
1. A high wear-resistant hot-melt coating is characterized by comprising the following components:
c5 petroleum resin;
c9 petroleum resin;
a terpene resin;
calcium carbonate powder;
quartz sand;
glass beads;
titanium dioxide;
polyethylene wax;
and (3) a plasticizer.
2. A high abrasion resistant hot melt coating according to claim 1, comprising the following components in parts by weight:
c5 Petroleum resin 140-160 parts;
20-50 parts of C9 petroleum resin;
60-80 parts of terpene resin;
600 portions of calcium carbonate powder 450;
80-120 parts of quartz sand;
250 portions and 350 portions of glass beads;
25-50 parts of titanium dioxide;
10-20 parts of polyethylene wax;
4-10 parts of a plasticizer.
3. A high abrasion resistant hot melt coating according to claim 2, wherein:
the C5 petroleum resin is selected from C5 aliphatic resin or C5 hydrogenated petroleum resin, the viscosity of the C5 petroleum resin at 180 ℃ is 200-300 mPa.s, and the test method is referred to HG/T3660-1999.
4. A high abrasion resistant hot melt coating according to claim 2, wherein:
the conversion point of the terpene resin is 100-110 ℃, the test method is a ring and ball method, the viscosity of the terpene resin at 200 ℃ is 170-200 mPa-s, and the test method is referred to HG/T3660-1999.
5. A high abrasion resistant hot melt coating according to claim 2, wherein:
the melting point of the C9 petroleum resin is more than or equal to 150 ℃.
6. A high abrasion resistant hot melt coating according to claim 2, wherein:
the calcium carbonate powder is ground calcium carbonate ultrafine powder, and the particle size specification of the calcium carbonate ultrafine powder is 100-200 mu m.
7. A high abrasion resistant hot melt coating according to claim 2, wherein:
the particle size of the quartz sand is 0.5-1mm, and the particle size of the glass beads is 0.2-0.5 mm.
8. A high abrasion resistant hot melt coating according to claim 2, wherein:
the viscosity of the polyethylene wax at 140 ℃ is 20-25 mPas, and the test method is referred to HG/T3660-1999.
9. A high abrasion resistant hot melt coating according to claim 2, wherein:
the plasticizer is selected from one or two of dioctyl phthalate or caprylate.
10. A method for preparing a high abrasion resistance hot melt coating according to any one of claims 1 to 9, comprising the steps of:
1) putting C5 petroleum resin, C9 petroleum resin and terpene resin into a high-temperature reaction kettle in proportion, uniformly mixing, and heating to melt to obtain a liquid substance;
2) continuously heating, adding polyethylene wax and plasticizer, and uniformly stirring;
3) uniformly mixing calcium carbonate powder, quartz sand, glass beads and titanium dioxide to obtain mixed powder;
4) and slowly adding the mixed powder into a high-temperature reaction kettle, uniformly mixing, putting into a screw extruder, granulating, and cooling to obtain the high-wear-resistance hot melt coating.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116716007A (en) * | 2023-06-28 | 2023-09-08 | 河南三艾斯交通科技股份有限公司 | High ultraviolet radiation resistant antioxidant hot-melt road marking paint and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116716007A (en) * | 2023-06-28 | 2023-09-08 | 河南三艾斯交通科技股份有限公司 | High ultraviolet radiation resistant antioxidant hot-melt road marking paint and preparation method thereof |
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