CN113004651A - Direct-throwing environment-friendly color asphalt cement - Google Patents
Direct-throwing environment-friendly color asphalt cement Download PDFInfo
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- CN113004651A CN113004651A CN202110157287.9A CN202110157287A CN113004651A CN 113004651 A CN113004651 A CN 113004651A CN 202110157287 A CN202110157287 A CN 202110157287A CN 113004651 A CN113004651 A CN 113004651A
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- asphalt cement
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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
- C08L57/00—Compositions of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08L57/02—Copolymers of mineral oil hydrocarbons
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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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- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a direct-throwing environment-friendly colored asphalt cement which comprises the following components in parts by weight: 30-40 parts of hydrogenated petroleum resin C5, 5-15 parts of hydrogenated petroleum resin C9, 22-28 parts of composite inorganic pigment, 13-18 parts of solvent oil, 10-15 parts of SBS, 2-4 parts of low density polyethylene, 0.5-1 part of antioxidant, 0.1-0.5 part of ultraviolet absorbent and 1-3 parts of lubricant. Compared with the prior art, the invention has the advantages that: has excellent aging resistance and yellowing resistance.
Description
Technical Field
The invention relates to the technical field of colored asphalt, in particular to a direct-throwing environment-friendly colored asphalt cement.
Background
In the prior art, main raw materials of the same kind adopt C5/C9 petroleum resin and inorganic pigment as main materials to prepare solid colored asphalt materials.
Although the conventional petroleum resin and inorganic pigment materials adopted in the prior art can meet the requirement of preparing solid colored asphalt, the problems of poor color expression, easy fading and discoloration, poor durability and the like exist, and the requirement of high-standard engineering projects cannot be met.
Disclosure of Invention
The invention aims to provide a direct-throwing environment-friendly color asphalt cement with excellent aging resistance and yellowing resistance.
The purpose of the invention is realized by the following technical scheme:
a direct-throwing environment-friendly color asphalt cement comprises the following components in parts by weight: 30-40 parts of hydrogenated petroleum resin C5, 5-15 parts of hydrogenated petroleum resin C9, 22-28 parts of composite inorganic pigment, 13-18 parts of solvent oil, 10-15 parts of SBS, 2-4 parts of low density polyethylene, 0.5-1 part of antioxidant, 0.1-0.5 part of ultraviolet absorbent and 1-3 parts of lubricant.
Further, the composition comprises the following components in parts by weight: 34 parts of hydrogenated petroleum resin C5, 8.5 parts of hydrogenated petroleum resin C9, 25 parts of composite inorganic pigment, 15.5 parts of solvent oil, 11 parts of SBS, 3 parts of low-density polyethylene, 0.7 part of antioxidant, 0.3 part of ultraviolet absorbent and 2 parts of lubricant.
Furthermore, the hydrogenated petroleum resin C5 and the hydrogenated petroleum resin C9 are white or light yellow, have relative density of 1.01 and softening point of 110-130 ℃, the hydrogenated petroleum resin C5 and the hydrogenated petroleum resin C9 preferably have chroma (iron-cobalt color number) <5 and melt viscosity (190 ℃) less than or equal to 400mPa & s, and the preferred hydrogenated petroleum resin C5/C9 is favorable for improving the dispersion performance and viscosity of the product, is more favorable for developing the product with bright colors and no discoloration, and simultaneously improves the cohesion and durability of the colored asphalt pavement.
Furthermore, the composite inorganic pigment has weather resistance, acid and alkali resistance grade 5, light resistance grade 8 and heat resistance grade 800 ℃, and the preferable composite inorganic pigment has excellent weather resistance, high temperature resistance and environmental protection characteristics, and is favorable for being not decomposed and discolored in the production and use processes.
Furthermore, the solvent oil is one of rubber oil or lubricating oil, the flash point is more than or equal to 215 ℃, the relative density is 0.83-0.89, the kinematic viscosity (cst) at 40 ℃ is less than 55, and the solvent oil is colorless, transparent or light yellow and provides a compatible component for each reaction component, so that the color asphalt cement can be conveniently formed and plasticized.
Furthermore, the SBS is a linear or star-shaped styrene-butadiene-styrene triblock copolymer with the molecular weight of 10-20 ten thousand, is beneficial to processing and forming of the color asphalt cement, and can improve the compatibility with solvent oil and the adhesive property and weather resistance of the asphalt mixture.
Further, the low density polyethylene is linear low density polyethylene, and the density is 0.918-0.935 g/cm3The melting point is 110-125 ℃.
Furthermore, the antioxidant is a multi-hindered phenol antioxidant, preferably a multi-hindered phenol antioxidant with the effective component of more than or equal to 98 and the volatile content of less than or equal to 0.5 percent, and can better prevent the material from embrittlement, aging and denaturation and keep the inherent properties of the material in the production and melting process.
Further, the ultraviolet absorbent is light yellow or white crystalline powder, the ultraviolet absorbent is a UV-P benzotriazole ultraviolet absorbent, the maximum absorption wavelength is 270-380nm, and the melting point is 130-131.
Furthermore, the lubricant is polyethylene wax, the melting point is 90-116 ℃, the density is 0.90-0.92, the viscosity (CPSS140 ℃ C.: 50-100) is high, the content of effective substances is 99%, the polyethylene wax can improve the fluid transmission rate in the production process, and the construction performance is improved when the colored asphalt concrete is mixed.
Compared with the prior art, the invention has the advantages that:
reasonable component selection and proportion collocation can effectively solve the problems of poor color expression, easy yellowing, poor durability and the like of products in the prior art.
Detailed Description
The present invention is not limited to the above embodiments, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Example one
34 parts of hydrogenated petroleum resin C5; 8.5 parts of hydrogenated petroleum resin C9; 25 parts of a composite inorganic pigment (cobalt chromium green); 15.5 parts of naphthenic oil KN 4006; 11 parts of SBS; 3 parts of low-density polyethylene powder; 0.7 part of antioxidant 1098; 0.3 part of an ultraviolet absorber UV-3346; 2 parts of polyethylene wax is added into a mixing type double-screw extruder through an automatic batching system, the mixing type double-screw extruder is preheated to 190 ℃, so that materials are uniformly mixed, melted, mixed and modified, and the mixture is extruded through a die head; a water circulation granulator connected with the die head cuts the material just extruded into ellipsoidal particles with the length of 3mm under a cutter rotating at a high speed; the tail gas collecting and treating device is used for collecting and treating waste gas generated in the production process; pressurizing the circulating water in the circulating water tank to 0.5MPa/cm2 by a circulating water pump, sending the pressurized circulating water into the lower inlet of a water circulating granulator through a pipeline, and sending the materials into a cooling water tank by means of the impulsive force of water; the temperature of the materials in the cooling water tank is reduced to be below 40 ℃, the temperature of high-pressure water is also reduced to be below 40 ℃, and the pressure of the high-pressure water is released to normal pressure; then the material enters the centrifugal dehydrator along with the water circulation, water and the material are separated through centrifugal force, the water is collected and converged into the circulating water tank, the material enters the vibrating screen, the material is further dried through the air blower, particles with the length of 3mm are removed through the screen, the rest material enters the spiral feeding machine through the discharging opening, the spiral feeding machine sends the product into the drying storage tank, the dried product enters the PE packaging bag from the lower part of the automatic weighing device, the packaging bag is subjected to thermoplastic sealing through the sealing machine, then enters the outer packaging through the translation conveying belt, and finally the outer packaging is sealed through the sealing machine.
Example two
The composition comprises the following components in parts by weight: 36 parts of hydrogenated petroleum resin C5; 9 parts of hydrogenated petroleum resin C9; 27 parts of a composite inorganic pigment (cobalt chromium aluminum blue); 13 parts of naphthenic oil KN 4006; 10 parts of SBS; 2 parts of low-density polyethylene powder; 0.7 part of antioxidant 1098; 0.3 part of an ultraviolet absorber UV-3346; 2 parts of polyethylene wax, prepared according to the preparation method of example 1, to obtain a granular colored asphalt cement.
EXAMPLE III
The composition comprises the following components in parts by weight: 38 parts of hydrogenated petroleum resin C5; 5 parts of hydrogenated petroleum resin C9; 24 parts of a composite inorganic pigment (titanium chrome yellow); 14 parts of naphthenic oil KN 4006; 12 parts of SBS; 4 parts of low-density polyethylene powder; 0.7 part of antioxidant 1098; 0.3 part of an ultraviolet absorber UV-3346; 2 parts of polyethylene wax, prepared according to the preparation method of example 1, to obtain a granular colored asphalt cement.
Claims (9)
1. A direct-throwing environment-friendly color asphalt cement is characterized by comprising the following components in parts by weight: 30-40 parts of hydrogenated petroleum resin C5, 5-15 parts of hydrogenated petroleum resin C9, 22-28 parts of composite inorganic pigment, 13-18 parts of solvent oil, 10-15 parts of SBS, 2-4 parts of low density polyethylene, 0.5-1 part of antioxidant, 0.1-0.5 part of ultraviolet absorbent and 1-3 parts of lubricant.
2. The direct vat type environment-friendly colored asphalt cement as claimed in claim 1, wherein the hydrogenated petroleum resin C5 and the hydrogenated petroleum resin C9 are white or pale yellow, have a relative density of 1.01, and have a softening point of 110-130 ℃.
3. The direct-vat type environment-friendly color asphalt cement as claimed in claim 1, wherein the composite inorganic pigment has a weather resistance and acid and alkali resistance of 5 grades, a light resistance of 8 grades, and a heat resistance of 800 ℃.
4. The direct-vat type environment-friendly colored asphalt cement as claimed in claim 1, wherein the solvent oil is one of rubber oil or lubricating oil, the flash point is not less than 215 ℃, and the relative density is 0.83-0.89.
5. The direct vat type environment-friendly color asphalt cement as claimed in claim 1, wherein the SBS is a linear or star type styrene-butadiene-styrene triblock copolymer having a molecular weight of 10-20 ten thousand.
6. The direct-vat type environment-friendly colorful asphalt cement as claimed in claim 1, wherein the low density polyethylene is linear low density polyethylene with a density of 0.918-0.935 g/cm3The melting point is 110-125 ℃.
7. The direct vat type environment-friendly color asphalt cement according to claim 1, wherein the antioxidant is a multi-component hindered phenol antioxidant.
8. The direct-vat type environment-friendly color asphalt cement as claimed in claim 1, wherein the ultraviolet absorber is pale yellow or white crystalline powder, and the maximum absorption wavelength is 270-380 nm.
9. The direct vat type environment-friendly color asphalt cement as claimed in claim 1, wherein the lubricant is polyethylene wax, melting point 90-116 ℃, density 0.90-0.92, viscosity (CPSS140 ℃: 50-100), and active substance content 99%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110157287.9A CN113004651A (en) | 2021-02-04 | 2021-02-04 | Direct-throwing environment-friendly color asphalt cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110157287.9A CN113004651A (en) | 2021-02-04 | 2021-02-04 | Direct-throwing environment-friendly color asphalt cement |
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| Publication Number | Publication Date |
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| CN113004651A true CN113004651A (en) | 2021-06-22 |
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| CN202110157287.9A Pending CN113004651A (en) | 2021-02-04 | 2021-02-04 | Direct-throwing environment-friendly color asphalt cement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114163830A (en) * | 2021-11-19 | 2022-03-11 | 中路交科科技股份有限公司 | Direct-feeding instant asphalt modifier and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928465A (en) * | 2010-09-21 | 2010-12-29 | 上海浦东路桥建设股份有限公司 | Color asphalt binder capable of being directly applied and preparation method thereof |
| CN105907028A (en) * | 2016-06-28 | 2016-08-31 | 上海砼仁环保技术发展有限公司 | Color bituminous cement in bags or barrels and production device and method thereof |
| CN107129694A (en) * | 2017-04-28 | 2017-09-05 | 王胜林 | A kind of direct putting type chromatic bituminous cement |
| CN108165035A (en) * | 2018-01-16 | 2018-06-15 | 苏州拓博琳新材料科技有限公司 | A kind of granular color pitch and preparation method thereof |
-
2021
- 2021-02-04 CN CN202110157287.9A patent/CN113004651A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928465A (en) * | 2010-09-21 | 2010-12-29 | 上海浦东路桥建设股份有限公司 | Color asphalt binder capable of being directly applied and preparation method thereof |
| CN105907028A (en) * | 2016-06-28 | 2016-08-31 | 上海砼仁环保技术发展有限公司 | Color bituminous cement in bags or barrels and production device and method thereof |
| CN107129694A (en) * | 2017-04-28 | 2017-09-05 | 王胜林 | A kind of direct putting type chromatic bituminous cement |
| CN108165035A (en) * | 2018-01-16 | 2018-06-15 | 苏州拓博琳新材料科技有限公司 | A kind of granular color pitch and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 汪多仁: "《现代高分子材料生产及应用手册》", 31 May 2002, 中国石化出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114163830A (en) * | 2021-11-19 | 2022-03-11 | 中路交科科技股份有限公司 | Direct-feeding instant asphalt modifier and preparation method thereof |
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