CN113897173A - Normal-temperature engineering caulking glue and preparation method thereof - Google Patents
Normal-temperature engineering caulking glue and preparation method thereof Download PDFInfo
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- CN113897173A CN113897173A CN202111259226.XA CN202111259226A CN113897173A CN 113897173 A CN113897173 A CN 113897173A CN 202111259226 A CN202111259226 A CN 202111259226A CN 113897173 A CN113897173 A CN 113897173A
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- 239000003292 glue Substances 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000001294 propane Substances 0.000 claims abstract description 39
- 239000004816 latex Substances 0.000 claims abstract description 38
- 229920000126 latex Polymers 0.000 claims abstract description 38
- 239000003607 modifier Substances 0.000 claims abstract description 38
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 22
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims abstract description 16
- 239000003921 oil Substances 0.000 claims description 69
- 150000001875 compounds Chemical class 0.000 claims description 34
- 238000003756 stirring Methods 0.000 claims description 26
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 25
- 238000013329 compounding Methods 0.000 claims description 24
- 239000010779 crude oil Substances 0.000 claims description 23
- 239000000084 colloidal system Substances 0.000 claims description 21
- 229940049292 n-(3-(dimethylamino)propyl)octadecanamide Drugs 0.000 claims description 21
- WWVIUVHFPSALDO-UHFFFAOYSA-N n-[3-(dimethylamino)propyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCCN(C)C WWVIUVHFPSALDO-UHFFFAOYSA-N 0.000 claims description 21
- -1 bicyclic aromatic hydrocarbon Chemical class 0.000 claims description 18
- 238000005292 vacuum distillation Methods 0.000 claims description 18
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims description 15
- 239000002174 Styrene-butadiene Substances 0.000 claims description 14
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical group C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 13
- 238000010008 shearing Methods 0.000 claims description 13
- 239000011115 styrene butadiene Substances 0.000 claims description 13
- XJWSAJYUBXQQDR-UHFFFAOYSA-M dodecyltrimethylammonium bromide Chemical compound [Br-].CCCCCCCCCCCC[N+](C)(C)C XJWSAJYUBXQQDR-UHFFFAOYSA-M 0.000 claims description 12
- 229930195734 saturated hydrocarbon Natural products 0.000 claims description 12
- 125000003118 aryl group Chemical group 0.000 claims description 9
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 claims description 9
- 229920006395 saturated elastomer Polymers 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims description 9
- 230000001804 emulsifying effect Effects 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 5
- 230000008961 swelling Effects 0.000 claims description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 3
- 238000004945 emulsification Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000344 soap Substances 0.000 claims description 3
- 239000008149 soap solution Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000005060 rubber Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 26
- 239000000463 material Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007762 w/o emulsion Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 29
- 239000010426 asphalt Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- 239000002202 Polyethylene glycol Substances 0.000 description 8
- 239000004372 Polyvinyl alcohol Substances 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 8
- 229920001223 polyethylene glycol Polymers 0.000 description 8
- 229920002451 polyvinyl alcohol Polymers 0.000 description 8
- 239000000243 solution Substances 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 241001441571 Hiodontidae Species 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000009969 flowable effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010556 emulsion polymerization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J191/00—Adhesives based on oils, fats or waxes; Adhesives based on derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention provides a normal-temperature engineering caulking glue and a preparation method thereof, and relates to the technical field of building engineering materials. The normal-temperature engineering caulking glue provided by the invention comprises the following components in percentage by mass: 66-74% of propane heavy deoiling, 6-9% of distillate oil, 4-6% of thermoplastic elastomer, 2-3% of latex modifier, 1-3% of emulsifier, 1-2% of modifier and the balance of water. The caulking glue product prepared by the invention belongs to a water-in-oil emulsion with high solid content, has stable property, good high and low temperature performance, stronger ductility and toughness, good durability, good crack resistance, safety and environmental protection; the caulking glue can be used at normal temperature without heating in the using process, so that the problem that the caulking glue needs to be used by heating in the traditional engineering construction is solved; the water content is low, the water can be volatilized in a short time after the construction, so that various performances of the product can quickly reach the specified use effect, and the construction period is not influenced.
Description
Technical Field
The invention relates to the technical field of building engineering materials, in particular to a normal-temperature engineering caulking compound and a preparation method thereof.
Background
With the development of economy in China, the investment in infrastructure construction is getting larger and larger every year, the demand of relevant civil and architectural engineering materials reaches trillion production values every year, and particularly, the demand of various new materials and new technologies on civil and architectural engineering such as roads, bridges and the like is huge. Because the need of structural design and service function, the expansion joint of cement concrete pavement, the joint of bridge panel and the crack in various building engineering all need the caulking filling material, and the caulking filling material of the expansion joint of cement concrete pavement, the joint of bridge panel and the crack of various building engineering in traditional civil engineering usually adopts ordinary petroleum asphalt, and its performance is general, and need heating use during construction, neither safe environmental protection, increased the energy consumption waste of construction again, still improved the degree of difficulty of construction, influenced the efficiency of construction.
According to statistics, the consumption of caulking materials for various projects is nearly 1 ten thousand tons every year in China, and the demand of caulking materials in the market is getting larger and larger along with the continuous construction and development of highway projects, bridge projects and other various building projects in China.
At present, besides the common asphalt is directly used as a caulking material, a plurality of modified asphalt caulking materials are also provided in order to improve various performances of the caulking material. For example, chinese patent (publication No. CN102433007A) proposes a road and bridge caulking asphalt and its preparation method, wherein the main raw materials for its production are asphalt and related polymers. Chinese patent (publication No. CN 104212186A) proposes a modified asphalt caulking material of styrene-butadiene rubber solution and a preparation method thereof, and the main raw materials for the production are asphalt, styrene-butadiene rubber solution and the like. However, both the common asphalt caulking material and the modified asphalt caulking material are in a solid state at normal temperature, so that the materials cannot be directly used for construction, and the defect that the materials can be used only by being heated to a liquid state at high temperature during construction is not overcome. Moreover, the caulking materials are unsafe and environment-friendly, increase the energy consumption waste of construction, improve the construction difficulty and influence the construction efficiency.
Disclosure of Invention
The invention mainly aims to provide a normal-temperature engineering caulking compound, aiming at solving the technical problems that the existing road and bridge caulking material can be used only by being heated into a liquid state at high temperature during construction, is not safe and environment-friendly, and increases the energy consumption waste of construction.
In order to achieve the purpose, the invention provides a normal-temperature engineering caulking compound which comprises the following components in percentage by mass: 66-74% of propane heavy deoiling, 6-9% of distillate oil, 4-6% of thermoplastic elastomer, 2-3% of latex modifier, 1-3% of emulsifier, 1-2% of modifier and the balance of water,
the propane heavy deasphalted oil is heavy deasphalted oil obtained by treating a vacuum residue obtained after processing of a middle base crude oil by an atmospheric and vacuum distillation device of an oil refinery as a raw material and then treating the raw material by a propane solvent deasphalting process of the oil refinery;
the distillate oil is a three-line-reduced distillate oil produced by refining naphthenic base crude oil through an atmospheric and vacuum distillation device;
the thermoplastic elastomer is a styrene-butadiene-styrene block copolymer with a star-shaped structure;
the modifier is powdered styrene butadiene rubber.
According to the technical scheme, the caulking compound product compounded by the propane heavy deoiling, the distillate oil, the thermoplastic elastomer, the latex modifier, the emulsifier, the modifier and the water according to a specific proportion is stable in property, good in high and low temperature performance, strong in ductility and toughness, good in durability, good in crack resistance, safe and environment-friendly.
The caulking glue prepared by the invention belongs to a water-in-oil emulsion with high solid content, can be constructed and used at normal temperature without heating, and solves the problem that the caulking glue needs to be heated and used in the construction of the traditional engineering. The caulking glue product prepared by the invention has low water content, and the water can volatilize in a short time after construction, so that various performances of the product can quickly reach the specified use effect, and the caulking glue product has no negative influence on the construction period.
As a preferred embodiment of the normal temperature type engineering caulking compound, the mass ratio of the distillate oil to the thermoplastic elastomer is as follows: the thermoplastic elastomer is 3: 2.
Repeated experiments show that when the mass ratio of the distillate oil to the thermoplastic elastomer is 3:2, the prepared caulking compound has more remarkable performances.
As a preferred embodiment of the normal-temperature engineering caulking compound, the propane heavy deoiling comprises the following components in percentage by mass: 5-10% of saturated component, 45-60% of aromatic component, 25-40% of colloid and 1-5% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 20-60 Pa.s.
As a preferred embodiment of the normal temperature type engineering caulking compound, the distillate oil comprises the following components in percentage by mass: 15-30% of saturated hydrocarbon, 15-35% of polycyclic aromatic hydrocarbon, 10-25% of bicyclic aromatic hydrocarbon, 10-15% of monocyclic aromatic hydrocarbon, 5-15% of colloid and 0-2% of wax.
As a preferable embodiment of the normal-temperature engineering caulking compound, the latex modifier is styrene-butadiene latex, and the solid content of the styrene-butadiene latex is 10-30%.
In the technical scheme of the invention, the latex modifier is low-concentration SBR latex (namely styrene-butadiene latex) synthesized by a low-temperature (5 ℃) emulsion polymerization method, the styrene content of the latex modifier is 6-18%, and the solid content of the styrene-butadiene latex is 10-30%.
As a preferred embodiment of the normal temperature type engineering caulking compound, the emulsifier is selected from any one of (a) to (c):
(a) stearamidopropyl dimethylamine: the hexadecyl trimethyl ammonium chloride is prepared by compounding 1:1, and the corresponding compounding method comprises the following steps: heating 1 part by mass of stearamidopropyl dimethylamine to 60-90 ℃, adding 1 part by mass of hexadecyl trimethyl ammonium chloride, continuously stirring for 3-5min, then adding 0.2 part by mass of polyethylene glycol and 0.1 part by mass of polyvinyl alcohol, continuously stirring for 5-10min, and cooling to normal temperature;
(b) stearamidopropyl dimethylamine: dodecyl trimethyl ammonium bromide is prepared by compounding 1:1, and the compounding method adopted by the formula is basically the same as that of the (a), and the difference is that: the types and the parts by weight of the raw materials;
(c) stearamidopropyl dimethylamine: hexadecyltrimethylammonium chloride: dodecyl trimethyl ammonium bromide is prepared by compounding 2:1:1, and the compounding method adopted by the formula is basically the same as that of the (a), except that: the types and the parts by weight of the raw materials.
As a preferred embodiment of the normal temperature type engineering caulking compound, the molecular weight of the modifier is 200000-300000, the mass fraction of the combined styrene is 21-35%, and the Mooney viscosity of the raw rubber is 38-68.
As a preferred embodiment of the normal-temperature engineering caulking glue, the normal-temperature engineering caulking glue comprises the following components in percentage by mass: 68-72% of propane heavy deoiling, 6.75-8.25% of distillate oil, 4.5-5.5% of thermoplastic elastomer, 2.2-2.8% of latex modifier, 1.5-2.5% of emulsifier, 1.2-1.8% of modifier and the balance of water.
Through repeated experiments, the inventor finds that when the components of the raw materials are in the range, the prepared caulking compound has more remarkable performances.
In a second aspect, the invention further provides a preparation method of the normal-temperature engineering caulking compound, which comprises the following steps:
(1) grinding the thermoplastic elastomer into powder with fineness being more than or equal to 200 meshes, adding the powder into the distillate oil, heating to 100-130 ℃, and uniformly stirring for 1-2h to ensure that the thermoplastic elastomer fully absorbs saturated hydrocarbon components and aromatic hydrocarbon components in the distillate oil to form a swelling polymer;
(2) adding propane heavy deoiling and a modifier into the mixed melt of the thermoplastic elastomer and the distillate oil obtained in the step (1), stirring for 10-15min at the temperature of 100-;
(3) adding emulsifier into water, stirring to obtain soap solution, heating to 60-80 deg.C, circulating in emulsifying equipment, adding latex modifier, mixing, and circulating for 1-2 min;
(4) and (3) heating the fusion prepared in the step (2) to the temperature of 100-120 ℃, uniformly adding the fusion into the emulsification equipment in the step (3) to perform circular shearing together with the soap lye and the latex modifier, and performing circular shearing for 3-6min to obtain the normal-temperature engineering caulking glue product.
As a preferred embodiment of the preparation method of the normal temperature type engineering caulking compound, the shearing rotating speed of the high-speed shearing machine in the step (2) is more than or equal to 3000 rpm/min; and (4) the emulsifying equipment in the step (3) comprises any one of an emulsifying circulating shearing machine or a colloid mill.
Compared with the prior art, the invention has the beneficial effects that:
according to the technical scheme, the caulking glue product is prepared by compounding the propane heavy deoiling agent, the distillate oil, the thermoplastic elastomer, the latex modifier, the emulsifier, the modifier and the water according to a specific proportion, and the prepared caulking glue product is stable in property, good in high and low temperature performance, strong in ductility and toughness, good in durability, good in crack resistance, safe and environment-friendly.
The caulking glue prepared by the invention belongs to a water-in-oil emulsion with high solid content, can be constructed and used at normal temperature without heating, and solves the problem that the caulking glue needs to be heated and used in the construction of the traditional engineering.
The caulking compound prepared by the invention has low water content, and the water can volatilize in a short time after construction, so that various performances of the product can quickly reach the specified use effect, the caulking compound has no negative influence on the construction period, the construction difficulty is reduced, and the construction efficiency is improved.
Detailed Description
To better illustrate the objects, aspects and advantages of the present invention, the present invention will be further described with reference to the following specific examples.
Example 1
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 660g, produced by Mognoni petrochemical company, namely heavy deasphalted oil obtained by using vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation unit of an oil refinery as a raw material and then performing deasphalting process on the intermediate base crude oil by using a propane solvent of the oil refinery, wherein the heavy deasphalted oil comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 60g of three-way distillate oil produced by the famous petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device, which comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 40g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 20g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 10g, prepared from stearamidopropyl dimethylamine: the hexadecyl trimethyl ammonium chloride is prepared by compounding according to the mass ratio of 1:1, and the compounding method comprises the following steps: heating 1 part by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of hexadecyl trimethyl ammonium chloride, continuously stirring for 5min at 80 ℃, then adding 0.2 part by mass of polyethylene glycol and 0.1 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 10g of powdered styrene-butadiene rubber;
water: 200 g.
The preparation method of the caulking compound product comprises the following steps:
(1) grinding the thermoplastic elastomer into powder with the fineness of more than or equal to 200 meshes, adding the powder into distillate oil, heating to 100 ℃, and uniformly stirring for 1h to ensure that the thermoplastic elastomer fully absorbs saturated hydrocarbon components and aromatic hydrocarbon components in the distillate oil to form a swelling polymer;
(2) adding propane heavy deoiling and a modifier into the mixed melt of the thermoplastic elastomer and the distillate oil obtained in the step (1), stirring for 15min at 100 ℃, then circularly shearing for 20min by using a high-speed shearing machine, and finally continuously stirring and developing for 2h at 130 ℃ to form a fusion of a swelling polymer particle colloid structure for later use;
(3) adding emulsifier into water, stirring to obtain soap solution, heating to 70 deg.C, circulating in emulsifying equipment, adding latex modifier, mixing, and circulating for 1 min;
(4) and (3) heating the fusion prepared in the step (2) to 110 ℃, uniformly adding the fusion into the emulsification equipment in the step (3), and performing circular shearing together with the soap lye and the latex modifier for 5min to obtain the normal-temperature engineering caulking glue product.
Example 2
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 680g, produced by Mognoni petrochemical company, and the heavy deasphalted oil obtained by using vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation unit of an oil refinery as a raw material and then performing deasphalting process on the intermediate base crude oil by a propane solvent of the oil refinery comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 67.5g of reduced three-line distillate oil produced by Mount petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 45g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 22g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 15g, prepared from stearamidopropyl dimethylamine: the hexadecyl trimethyl ammonium chloride is prepared by compounding according to the mass ratio of 1:1, and the compounding method comprises the following steps: heating 1 part by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of hexadecyl trimethyl ammonium chloride, continuously stirring for 5min at 80 ℃, then adding 0.2 part by mass of polyethylene glycol and 0.1 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 12g of powdered styrene butadiene rubber;
water: 158.5 g.
The caulk of this example was prepared in the same manner as in example 1.
Example 3
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 700g, produced by Mognoni petrochemical company, and heavy deasphalted oil obtained by using vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation device of an oil refinery as a raw material and then performing deasphalting process on the intermediate base crude oil by a propane solvent of the oil refinery comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 75g of three-way distillate oil produced by the famous petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device, wherein the three-way distillate oil comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 50g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 25g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 20g, prepared from stearamidopropyl dimethylamine: the dodecyl trimethyl ammonium bromide is prepared by compounding according to the mass ratio of 1:1, and the compounding method comprises the following steps: heating 1 part by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of dodecyl trimethyl ammonium bromide, continuously stirring for 5min at 80 ℃, then adding 0.2 part by mass of polyethylene glycol and 0.1 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 15g of powdered styrene butadiene rubber;
water: 115 g.
The caulk of this example was prepared in the same manner as in example 1.
Example 4
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 710g, produced by Mognoni petrochemical company, which takes vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation unit of an oil refinery as a raw material, and heavy deasphalted oil obtained after the processing of a propane solvent deasphalting process of the oil refinery comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 75g of three-way distillate oil produced by the famous petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device, wherein the three-way distillate oil comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 50g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 28g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 22g, prepared from stearamidopropyl dimethylamine: hexadecyltrimethylammonium chloride: the dodecyl trimethyl ammonium bromide is prepared by compounding according to the mass ratio of 2:1:1, and the compounding method comprises the following steps: heating 2 parts by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of hexadecyl trimethyl ammonium chloride and 1 part by mass of dodecyl trimethyl ammonium bromide, continuously stirring for 5min at 80 ℃, then adding 0.4 part by mass of polyethylene glycol and 0.2 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 15g of powdered styrene butadiene rubber;
water: 100 g.
The caulk of this example was prepared in the same manner as in example 1.
Example 5
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 740g, produced by majestic petrochemical company, and heavy deasphalted oil obtained by using vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation unit of an oil refinery as a raw material and then performing deasphalting process on propane solvent of the oil refinery comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 60g of three-way distillate oil produced by the famous petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device, which comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 40g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 25g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 24g, prepared from stearamidopropyl dimethylamine: hexadecyltrimethylammonium chloride: the dodecyl trimethyl ammonium bromide is prepared by compounding according to the mass ratio of 2:1:1, and the compounding method comprises the following steps: heating 2 parts by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of hexadecyl trimethyl ammonium chloride and 1 part by mass of dodecyl trimethyl ammonium bromide, continuously stirring for 5min at 80 ℃, then adding 0.4 part by mass of polyethylene glycol and 0.2 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 16g of powdered styrene butadiene rubber;
water: 95 g.
The caulk of this example was prepared in the same manner as in example 1.
Example 6
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 660g, produced by Mognoni petrochemical company, namely heavy deasphalted oil obtained by using vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation unit of an oil refinery as a raw material and then performing deasphalting process on the intermediate base crude oil by using a propane solvent of the oil refinery, wherein the heavy deasphalted oil comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 80g of three-reduced line distillate oil produced by a Mooney petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device, which comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 45g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 20g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 10g, prepared from stearamidopropyl dimethylamine: the hexadecyl trimethyl ammonium chloride is prepared by compounding according to the mass ratio of 1:1, and the compounding method comprises the following steps: heating 1 part by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of hexadecyl trimethyl ammonium chloride, continuously stirring for 5min at 80 ℃, then adding 0.2 part by mass of polyethylene glycol and 0.1 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 10g of powdered styrene-butadiene rubber;
water: 175 g.
The caulk of this example was prepared in the same manner as in example 1.
Example 7
In this example, taking the production of 1000g caulking compound product as an example, the raw materials and the amounts of the raw materials are as follows:
heavy deoiling of propane: 700g, produced by Mognoni petrochemical company, and heavy deasphalted oil obtained by using vacuum residue obtained after processing of intermediate base crude oil by an atmospheric and vacuum distillation device of an oil refinery as a raw material and then performing deasphalting process on the intermediate base crude oil by a propane solvent of the oil refinery comprises the following components in percentage by mass: 8% of saturated component, 53% of aromatic component, 36% of colloid and 3% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 51 Pa.s;
distillate oil: 80g of three-reduced line distillate oil produced by a Mooney petrochemical company and refined by naphthenic base crude oil through an atmospheric and vacuum distillation device, which comprises the following components in percentage by mass: 26.2% of saturated hydrocarbon, 29.7% of polycyclic aromatic hydrocarbon, 20.2% of bicyclic aromatic hydrocarbon, 13.5% of monocyclic aromatic hydrocarbon, 9.1% of colloid and 1.3% of wax;
thermoplastic elastomer: 45g of a styrene-butadiene-styrene block copolymer of a star structure;
latex modifier: 25g of styrene-butadiene latex with solid content of 10-30 percent;
emulsifier: 20g, prepared from stearamidopropyl dimethylamine: the dodecyl trimethyl ammonium bromide is prepared by compounding according to the mass ratio of 1:1, and the compounding method comprises the following steps: heating 1 part by mass of stearamidopropyl dimethylamine to 80 ℃, adding 1 part by mass of dodecyl trimethyl ammonium bromide, continuously stirring for 5min at 80 ℃, then adding 0.2 part by mass of polyethylene glycol and 0.1 part by mass of polyvinyl alcohol, continuously stirring for 8min at 80 ℃, and cooling to normal temperature;
modifying agent: 15g of powdered styrene butadiene rubber;
water: 115 g.
The caulk of this example was prepared in the same manner as in example 3.
The caulks prepared in examples 1 to 7 were measured in 1000g and the raw material formulation was as shown in Table 1 below.
TABLE 1 caulk compositions prepared in examples 1 to 7 (g)
The caulking compound products prepared in examples 1 to 7 were tested according to the test method of road engineering asphalt and asphalt mixture test Specification JTG E20-2011 and the technical Specification for road asphalt pavement construction
The technical standard JTGF40-2004 was adopted to test the properties of the examples, and the results are shown in Table 2 below.
TABLE 2 performance test results of caulks prepared in examples 1 to 7
As can be seen from the results in Table 2, the caulking compound products prepared in examples 1 to 7 of the present invention are in a flowable emulsion state at room temperature, and have the advantages of high solid content, good ductility, excellent low temperature crack resistance, strong elastic recovery, and significant advantages. Among these, the caulk product prepared in example 3 had the best overall properties. And examples 6, 7, due to their distillate: the mass ratio of the thermoplastic elastomer was not as high as 3:2, so that the properties were inferior to those of the other examples.
Because the product of the invention is in a flowable emulsion state at normal temperature, the product can be used for construction without heating, thereby effectively solving the defects that the traditional common asphalt caulking material is in a solid state at normal temperature and can be used only by heating to a liquid state at high temperature during construction.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The normal-temperature engineering caulking glue is characterized by comprising the following components in percentage by mass: 66-74% of propane heavy deoiling, 6-9% of distillate oil, 4-6% of thermoplastic elastomer, 2-3% of latex modifier, 1-3% of emulsifier, 1-2% of modifier and the balance of water,
the propane heavy deasphalted oil is heavy deasphalted oil obtained by treating intermediate base crude oil through an atmospheric and vacuum distillation process and a propane solvent deasphalting process;
the distillate oil is a three-line-reduced distillate oil produced by naphthenic base crude oil through an atmospheric and vacuum distillation process;
the thermoplastic elastomer is a styrene-butadiene-styrene block copolymer with a star-shaped structure;
the modifier is powdered styrene butadiene rubber.
2. The normal temperature engineering caulking compound of claim 1, wherein the mass ratio of the distillate oil to the thermoplastic elastomer is distillate oil: the thermoplastic elastomer is 3: 2.
3. The normal-temperature engineering caulking compound as claimed in claim 1, wherein the propane heavy deoiling comprises the following components in percentage by mass: 5-10% of saturated component, 45-60% of aromatic component, 25-40% of colloid and 1-5% of asphaltene, wherein the dynamic viscosity of the propane heavy deoiling at 60 ℃ is 20-60 Pa.s.
4. The normal temperature engineering caulking compound of claim 1, wherein the distillate comprises the following components in percentage by mass: 15-30% of saturated hydrocarbon, 15-35% of polycyclic aromatic hydrocarbon, 10-25% of bicyclic aromatic hydrocarbon, 10-15% of monocyclic aromatic hydrocarbon, 5-15% of colloid and 0-2% of wax.
5. The normal temperature engineering caulk compound of claim 1, wherein the latex modifier is styrene-butadiene latex, and the solid content of the styrene-butadiene latex is 10-30%.
6. The normal temperature type engineering caulking compound according to claim 1, wherein the emulsifier is selected from any one of (a) to (c):
(a) stearamidopropyl dimethylamine: hexadecyl trimethyl ammonium chloride is prepared by compounding 1: 1;
(b) stearamidopropyl dimethylamine: dodecyl trimethyl ammonium bromide is prepared by compounding 1: 1;
(c) stearamidopropyl dimethylamine: hexadecyltrimethylammonium chloride: dodecyl trimethyl ammonium bromide is prepared by compounding 2:1: 1.
7. The normal temperature engineering caulking compound as claimed in claim 1, wherein the modifier has a molecular weight of 200000-300000, a combined styrene mass fraction of 21-35%, and a raw rubber Mooney viscosity of 38-68.
8. The normal-temperature engineering caulking glue of claim 1, which comprises the following components in percentage by mass: 68-72% of propane heavy deoiling, 6.75-8.25% of distillate oil, 4.5-5.5% of thermoplastic elastomer, 2.2-2.8% of latex modifier, 1.5-2.5% of emulsifier, 1.2-1.8% of modifier and the balance of water.
9. The preparation method of the normal temperature type engineering caulking compound as claimed in any one of claims 1 to 8, which comprises the following steps:
(1) grinding the thermoplastic elastomer into powder with fineness being more than or equal to 200 meshes, adding the powder into the distillate oil, heating to 100-130 ℃, and uniformly stirring for 1-2h to ensure that the thermoplastic elastomer fully absorbs saturated hydrocarbon components and aromatic hydrocarbon components in the distillate oil to form a swelling polymer;
(2) adding propane heavy deoiling and a modifier into the mixed melt of the thermoplastic elastomer and the distillate oil obtained in the step (1), stirring for 10-15min at the temperature of 100-;
(3) adding emulsifier into water, stirring to obtain soap solution, heating to 60-80 deg.C, circulating in emulsifying equipment, adding latex modifier, mixing, and circulating for 1-2 min;
(4) and (3) heating the fusion prepared in the step (2) to the temperature of 100-120 ℃, uniformly adding the fusion into the emulsification equipment in the step (3) to perform circular shearing together with the soap lye and the latex modifier, and performing circular shearing for 3-6min to obtain the normal-temperature engineering caulking glue product.
10. The preparation method of the normal temperature type engineering caulking compound as claimed in claim 9, wherein the shearing rotating speed of the high-speed shearing machine in the step (2) is more than or equal to 3000 rpm/min; and (4) the emulsifying equipment in the step (3) comprises any one of an emulsifying circulating shearing machine or a colloid mill.
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