CN110229617B - Creep type epoxy asphalt and preparation method thereof - Google Patents
Creep type epoxy asphalt and preparation method thereof Download PDFInfo
- Publication number
- CN110229617B CN110229617B CN201910640474.5A CN201910640474A CN110229617B CN 110229617 B CN110229617 B CN 110229617B CN 201910640474 A CN201910640474 A CN 201910640474A CN 110229617 B CN110229617 B CN 110229617B
- Authority
- CN
- China
- Prior art keywords
- epoxy
- resin
- asphalt
- epoxy asphalt
- creep
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Epoxy Resins (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses creep type epoxy asphalt, which comprises epoxy asphalt resin, epoxy resin, filler and curing agent, wherein the epoxy asphalt resin comprises asphalt, an active agent and an epoxy diluent, the epoxy asphalt can be constructed under the condition of normal temperature without high-temperature heating, and still has extremely strong creep property, self-healing, water channeling prevention and cracking prevention after curing, and can repair damaged waterproof layers or fill cracks, repair concrete cracks and well seal capillary holes and cracks of base layers due to the viscosity of a creep material so as to solve the problem of water channeling of the waterproof layers; the heat resistance of the invention reaches no sliding, no running water and no dripping at 90 ℃, and other physical performance indexes and construction application performance are completely qualified.
Description
Technical Field
The invention relates to the field of asphalt, in particular to creep type epoxy asphalt and a preparation method thereof.
Background
The non-solidified rubber asphalt waterproof paint is a novel waterproof material product introduced from abroad in the beginning of the century and is mainly prepared from raw and auxiliary materials such as rubber powder, asphalt, additives and the like. There are two main types: one is a product with high solid content, which can reach 99 percent and mainly adopts a hot-melt spraying construction mode; one is a product containing a high-boiling-point solvent, and the solid content of the product is more than 80 percent and can be coated by blade coating at normal temperature. Through market expansion application and construction verification for many years, the non-cured rubber asphalt waterproof coating is more and more accepted and depended by waterproof engineering design, engineering construction parties and broad users due to the specific technical performance and waterproof application characteristics of the non-cured rubber asphalt waterproof coating.
However, the construction temperature of the existing asphalt exceeds 150 ℃, and the existing asphalt can only be applied by a hot coating construction method, thereby causing damage and pollution to construction workers and the atmospheric environment. And the non-cured asphalt waterproof coating has certain extensibility but limited extensibility, so that the creep type epoxy asphalt which can be constructed at normal temperature without high-temperature heating and still has extremely high creep performance after curing is invented, which is particularly important.
Disclosure of Invention
The present invention provides a creep-type epoxy asphalt, which can achieve the above object and has the following technical means.
The product technology of the creep type epoxy asphalt comprises 50-80 parts of epoxy asphalt resin, epoxy resin: 20-50 parts of filler and curing agent, wherein the epoxy asphalt resin comprises asphalt, an active agent and an epoxy diluent, and the weight ratio of the filler to the curing agent is (2-5): 1.
preferably, the creep deformation type epoxy asphalt comprises 60-70 parts of epoxy asphalt resin, and the weight ratio of the epoxy resin: 30-40 parts of filler, 0-20 parts of curing agent, wherein the weight ratio of the epoxy asphalt resin to the epoxy resin to the curing agent is (2.5-4): 1.
preferably, the creep deformation type epoxy asphalt comprises 65 parts of epoxy asphalt resin, epoxy resin: 25 parts of filler: 10 parts of curing agent: and 25 parts.
Preferably, the epoxy resin is any one of epoxy resin, diglycidyl ether, bisphenol a epoxy resin, bisphenol F epoxy resin and novolac epoxy resin, which contains more than two epoxy reactive groups on the molecular structure, or a mixture of epoxy resin with a single molecular structure or epoxy resin added with AGE/BGE low-molecular-weight epoxy diluent.
Preferably, the curing agent is one or a mixture of any two or more of an amine curing agent, an aliphatic amine, an alicyclic amine, an aromatic amine and a polyamide curing agent which can be rapidly cured at normal temperature.
A method for preparing creep type epoxy asphalt comprises the steps of (1) mixing epoxy asphalt resin, epoxy resin, filler and curing agent in a container and stirring uniformly; the preparation method of the epoxy asphalt resin, the epoxy resin and the filler comprises the following steps: heating the reaction kettle to 100-150 ℃, sequentially adding the epoxy resin, the epoxy resin and the filler, and dispersing and stirring at a high speed until the mixture is uniformly mixed, wherein the rotating speed is 200-.
The creep type epoxy asphalt of the invention has the characteristics that: the product is a fluid liquid at normal temperature and has excellent coating usability, and the product and a curing agent form a semisolid substance which does not flow but can creep under the action of external force after being mixed and reacted. The creep material can flow to a damaged part, fills the damaged part, gaps and the like, has the application advantage of creep type epoxy asphalt as waterproof paint, solves the technical problem of the existing hot-melt type non-cured rubber modified asphalt, is common waterproof paint, and has coating construction performance through heating when in use, construction potential safety hazard and environmental protection problem.
The creep type epoxy asphalt can be constructed under the condition of normal temperature through reasonable compatibility, does not need high-temperature heating, still has strong creep property, self-healing, water channeling prevention and cracking prevention performance after curing, can repair a damaged waterproof layer or fill cracks, can ensure that dispersed particles of the asphalt are uniformly dispersed under the high-speed rotation of 200-; the heat resistance of the invention reaches no sliding, no running water and no dripping at 90 ℃, and other physical performance indexes and construction application performance are completely qualified.
Detailed Description
The invention is further illustrated by reference to the following examples.
Example 1
80 parts of epoxy asphalt resin, epoxy resin: 20 parts of curing agent: 35 parts of epoxy resin, wherein the epoxy resin is bisphenol A epoxy resin, and the curing agent is a mixture of aliphatic amine and alicyclic amine.
A method for preparing creep type epoxy asphalt comprises the steps of (1) mixing epoxy asphalt resin, epoxy resin and curing agent in a container and stirring uniformly; the preparation method of the epoxy asphalt resin and the epoxy resin comprises the following steps: heating the reaction kettle to 150 ℃, sequentially adding the epoxy resin and the epoxy resin, and dispersing and stirring at a high speed until the epoxy resin and the epoxy resin are uniformly mixed, wherein the rotating speed is 200 r/min.
Example 2
50 parts of epoxy asphalt resin, epoxy resin: 40 parts of filler: 10 parts of curing agent: 26 parts of epoxy resin with a single molecular structure, and the curing agent is aromatic amine or polyamide curing agent.
A method for preparing creep type epoxy asphalt comprises the steps of (1) mixing epoxy asphalt resin, epoxy resin, filler and curing agent in a container and stirring uniformly; the preparation method of the epoxy asphalt resin, the epoxy resin and the filler comprises the following steps: heating the reaction kettle to 150 ℃, sequentially adding the epoxy resin, the epoxy resin and the filler, and dispersing and stirring at a high speed until the mixture is uniformly mixed, wherein the rotating speed is 400 r/min.
Example 3
40 parts of epoxy asphalt resin, epoxy resin: 20 parts of filler: 30 parts of curing agent: 40 parts of bisphenol F epoxy resin and aminoethyl piperazine AE serving as a curing agent.
The method for preparing the creep type epoxy asphalt comprises the steps of (1) mixing epoxy asphalt resin, epoxy resin and a curing agent in a container and uniformly stirring; the preparation method of the epoxy asphalt resin and the epoxy resin comprises the following steps: heating the reaction kettle to 100 ℃, sequentially adding the epoxy resin and the epoxy resin, and dispersing and stirring at a high speed until the epoxy resin and the epoxy resin are uniformly mixed, wherein the rotating speed is 200 r/min.
Example 4
65 parts of epoxy asphalt resin, epoxy resin: 25 parts of filler: 10 parts of curing agent: 25 parts of epoxy resin is diglycidyl ether, and the curing agent is dicyandiamide.
A method for preparing creep type epoxy asphalt comprises the steps of (1) mixing epoxy asphalt resin, epoxy resin and curing agent in a container and stirring uniformly; the preparation method of the epoxy asphalt resin and the epoxy resin comprises the following steps: heating the reaction kettle to 150 ℃, sequentially adding the epoxy resin and the epoxy resin, and dispersing and stirring at a high speed until the epoxy resin and the epoxy resin are uniformly mixed, wherein the rotating speed is 300 r/min.
Example 5
50 parts of epoxy asphalt resin, epoxy resin: 20 parts of filler: 30 parts of curing agent: 25 parts of bisphenol A epoxy resin and vinyl triamine DETA as a curing agent.
A method for preparing creep type epoxy asphalt comprises the steps of (1) mixing epoxy asphalt resin, epoxy resin and curing agent in a container and stirring uniformly; the preparation method of the epoxy asphalt resin and the epoxy resin comprises the following steps: heating the reaction kettle to 150 ℃, sequentially adding the epoxy resin and the epoxy resin, and dispersing and stirring at a high speed until the epoxy resin and the epoxy resin are uniformly mixed, wherein the rotating speed is 250 r/min.
The filler comprises calcium carbonate, fumed silica barium powder and the like.
Comparative example 1 is different from example 1 only in that 40 parts of epoxy asphalt resin was used and other preparation methods and preparation conditions were the same as those of example 1.
Comparative example 2 is different from example 2 only in that the epoxy asphalt resin is 90 parts and other preparation methods and preparation conditions are the same as those of example 2.
Comparative example 3 is different from example 1 only in that 10 parts of epoxy resin was used and other preparation methods and preparation conditions were the same as those of example 2.
Comparative example 4 is different from example 2 only in that 60 parts of epoxy resin is used and other preparation methods and preparation conditions are the same as those of example 2.
The epoxy asphalt resin is the epoxy asphalt resin with the models of EP-306, EP-307 and EP-308 produced by Nippon (Guangzhou) New Material Co.
The waterproof coiled material is paved on the surfaces of the examples 1-5 and the comparative examples 1-4 and the commercially available creep type epoxy asphalt respectively, after 2 hours, the creep type epoxy asphalt is cured initially, and then the maintenance is carried out for 1-2 hours. Then, creep properties at normal temperature (30 ℃) were measured, and the results are shown in Table 1 below, and the elongation and tensile strength are shown in Table 2 below.
TABLE 1
| Creep stiffness/MPa | |
| Example 1 | 30.41 |
| Example 2 | 33.19 |
| Example 3 | 32.63 |
| Example 4 | 30.19 |
| Example 5 | 30.41 |
| Comparative example 1 | 50.12 |
| Comparative example 2 | 51.20 |
| Comparative example 3 | 50.35 |
| Comparative example 4 | 50.98 |
| Is commercially available | 42.2 |
TABLE 2
The lower the creep stiffness and the higher the creep rate, the creep-type epoxy asphalt disclosed by the invention can be constructed at normal temperature without high-temperature heating, still has extremely strong creep property after curing, and has the properties of self-healing, water channeling prevention and cracking prevention, a damaged waterproof layer or a filled crack can be repaired, a concrete crack can be repaired, the strong creep property of the creep-type epoxy asphalt can eliminate or reduce the tensile stress of various adverse factors on a base layer material, the problems of cracking and fatigue damage of the waterproof layer or early aging under a high stress state caused by dislocation displacement of the base layer can be avoided, and the capillary holes and cracks of the base layer can be well sealed by the viscosity of the creep-type epoxy asphalt, so that the problem of water channeling of the waterproof layer is solved; the heat resistance of the invention reaches no sliding, no running water and no dripping at 90 ℃, and other physical performance indexes and construction application performance are completely qualified.
Claims (6)
1. The creep type epoxy asphalt is characterized by comprising 50-80 parts of epoxy asphalt resin, epoxy resin: 20-50 parts of filler and curing agent, wherein the epoxy asphalt resin comprises asphalt, an active agent and an epoxy diluent, the weight ratio of the epoxy asphalt resin to the epoxy resin to the curing agent is (2-5): 1; the epoxy asphalt resin is the epoxy asphalt resin which is produced by New Material Co., Ltd, from Zhengbang (Guangzhou) and has the model number of EP-306 or EP-307 or EP-308.
2. The creep type epoxy asphalt of claim 1, wherein the creep type epoxy asphalt comprises 60-70 parts of epoxy asphalt resin, epoxy resin: 30-40 parts of filler, 0-20 parts of curing agent, wherein the weight ratio of the epoxy asphalt resin to the epoxy resin to the curing agent is (2.5-4): 1.
3. the creep type epoxy asphalt of claim 1, wherein the creep type epoxy asphalt comprises 65 parts of epoxy asphalt resin, epoxy resin: 35 parts, 10 parts of filler, and a curing agent: and 25 parts.
4. The creep-type epoxy asphalt of claim 1, wherein the epoxy resin is any one of bisphenol a epoxy resin, bisphenol F epoxy resin, and novolac epoxy resin, or a mixture with AGE/BGE low molecular weight epoxy diluent.
5. The creep type epoxy asphalt according to claim 1, wherein the curing agent is one or a mixture of any two or more of aliphatic amine, alicyclic amine, aromatic amine and polyamide curing agents.
6. A process for preparing a creep-type epoxy asphalt as claimed in any one of claims 1 to 5, which comprises the steps of (1) mixing and stirring uniformly an epoxy asphalt resin, an epoxy resin, a filler and a curing agent in a vessel; the preparation method of the epoxy asphalt resin, the epoxy resin and the filler comprises the following steps: heating the reaction kettle to 100-150 ℃, sequentially adding the epoxy asphalt resin, the epoxy resin and the filler, and dispersing and stirring at a high speed until the mixture is uniformly mixed, wherein the rotating speed is 200 plus 400 r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640474.5A CN110229617B (en) | 2019-07-16 | 2019-07-16 | Creep type epoxy asphalt and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640474.5A CN110229617B (en) | 2019-07-16 | 2019-07-16 | Creep type epoxy asphalt and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110229617A CN110229617A (en) | 2019-09-13 |
| CN110229617B true CN110229617B (en) | 2021-07-30 |
Family
ID=67855686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910640474.5A Active CN110229617B (en) | 2019-07-16 | 2019-07-16 | Creep type epoxy asphalt and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110229617B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003688A (en) * | 2007-01-16 | 2007-07-25 | 南京大学 | High performance pavement material of epoxy asphalt, preparation method and application |
| CN102910863A (en) * | 2012-11-02 | 2013-02-06 | 重庆诚邦路面材料有限公司 | Low-temperature cured epoxy asphalt mortar and preparation method thereof |
| CN103360902A (en) * | 2013-07-22 | 2013-10-23 | 天长市银狐漆业有限公司 | Ultra-low temperature resistant epoxy asphalt coating and preparation method thereof |
| CN106336808A (en) * | 2016-08-23 | 2017-01-18 | 天津市京建建筑防水工程有限公司 | Non-cured rubber asphalt waterproofing coating and preparation method thereof |
| WO2017049578A1 (en) * | 2015-09-25 | 2017-03-30 | Blue Cube Ip Llc | Epoxy resin composition |
| CN107739575A (en) * | 2017-11-13 | 2018-02-27 | 四川蜀羊防水材料有限公司 | A kind of uncured rubber asphalt waterproof coating of epoxy and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9783940B2 (en) * | 2017-04-05 | 2017-10-10 | Southeast University | Structure and method of pavement on steel deck bridge |
-
2019
- 2019-07-16 CN CN201910640474.5A patent/CN110229617B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003688A (en) * | 2007-01-16 | 2007-07-25 | 南京大学 | High performance pavement material of epoxy asphalt, preparation method and application |
| CN102910863A (en) * | 2012-11-02 | 2013-02-06 | 重庆诚邦路面材料有限公司 | Low-temperature cured epoxy asphalt mortar and preparation method thereof |
| CN103360902A (en) * | 2013-07-22 | 2013-10-23 | 天长市银狐漆业有限公司 | Ultra-low temperature resistant epoxy asphalt coating and preparation method thereof |
| WO2017049578A1 (en) * | 2015-09-25 | 2017-03-30 | Blue Cube Ip Llc | Epoxy resin composition |
| CN106336808A (en) * | 2016-08-23 | 2017-01-18 | 天津市京建建筑防水工程有限公司 | Non-cured rubber asphalt waterproofing coating and preparation method thereof |
| CN107739575A (en) * | 2017-11-13 | 2018-02-27 | 四川蜀羊防水材料有限公司 | A kind of uncured rubber asphalt waterproof coating of epoxy and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110229617A (en) | 2019-09-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103642175A (en) | Normal-temperature fast curing epoxy resin crack pouring agent for roads and bridges | |
| CN113549417B (en) | Fast-curing high-strength epoxy adhesive | |
| CN107739575A (en) | A kind of uncured rubber asphalt waterproof coating of epoxy and preparation method thereof | |
| CN106281174A (en) | A kind of high tenacity, impact resistance, high flexibility epoxy pouring sealant and preparation method thereof | |
| CN106833480A (en) | A kind of fire retardant elastic adhesive of double-component normal temperature cure and preparation method thereof | |
| CN108084881B (en) | Non-cured rubber asphalt waterproof coating for wet ground and preparation method thereof | |
| CN112226160B (en) | Oil-free non-cured rubber asphalt waterproof coating capable of being constructed at low temperature and preparation method thereof | |
| CN110668757B (en) | Underwater-cured waterproof leaking stoppage grouting reinforcing material and preparation method thereof | |
| CN103965820A (en) | High-strength underwater structure adhesive and preparation method thereof | |
| CN103923507B (en) | A kind of Spray Polyurea Elastomer special putty and preparation method thereof | |
| CN105111691A (en) | Epoxy resin composition with high flexibility and hydrophobicity as well as preparation method of composition | |
| CN108384497B (en) | Low-viscosity concrete crack repairing perfusion adhesive and preparation method thereof | |
| CN114574134A (en) | Solvent-free low-shrinkage epoxy potting adhesive for repairing concrete cracks and preparation method thereof | |
| CN103045145A (en) | Epoxy adhesive used for carbon fiber reinforcement and preparation method thereof | |
| CN115572544A (en) | Single-component water-based non-cured rubber asphalt waterproof coating and preparation method and application thereof | |
| CN113604180B (en) | Low-temperature-resistant high-thixotropy epoxy daub and preparation method thereof | |
| CN109722148B (en) | Thixotropic solvent-free epoxy coating and preparation method thereof | |
| CN111073593A (en) | High polymer molecule modified waterproof anticorrosion resin daub and preparation method thereof | |
| CN108864447B (en) | Reactive solvent and method for realizing normal-temperature fluidity of asphalt | |
| CN110229617B (en) | Creep type epoxy asphalt and preparation method thereof | |
| KR20170076338A (en) | Polyurea waterproof coating material including aluminium paste | |
| CN110951354B (en) | Epoxy resin-based intumescent steel structure fireproof coating for non-mechanical construction and preparation method thereof | |
| CN111548734A (en) | Normal-temperature construction type non-cured rubber asphalt waterproof coating and preparation method thereof | |
| CN114133872B (en) | Rubber asphalt waterproof paint and preparation method thereof | |
| CN106366923A (en) | Non-cured rubber asphalt waterproof coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |