CN115838569A - Light-cured building repair material - Google Patents
Light-cured building repair material Download PDFInfo
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- CN115838569A CN115838569A CN202211309728.3A CN202211309728A CN115838569A CN 115838569 A CN115838569 A CN 115838569A CN 202211309728 A CN202211309728 A CN 202211309728A CN 115838569 A CN115838569 A CN 115838569A
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- acrylate monomer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses a light-cured building repair material which is prepared from the following raw materials in percentage by weight: 200-300 parts of light-cured resin; 100-200 parts of epoxy acrylate monomer; 200-300 parts of a polyurethane acrylate monomer; 10-30 parts of an auxiliary agent; 20-30 parts of a photoinitiator. The light-cured resin, the epoxy acrylate monomer and the polyurethane acrylate monomer adopted by the invention belong to environment-friendly materials, do not damage buildings, can inhibit bacterial breeding or corrosion through the preservative, and can enhance the firmness of the light-cured building repair part through the photoinitiator and the curing agent.
Description
Technical Field
The invention relates to the technical field of building repair, in particular to a photocuring building repair material.
Background
Ancient building along with the transition of time, the building receives the erosion of nature or human-made effect, and the building will receive the damage of certain degree, or produce the clearance, or the disappearance part, produces the breach, for the aesthetic property of guaranteeing ancient building, can adopt building material to carry out repairing.
Through retrieval, the invention provides a self-repairing material for buildings with the publication number of CN111320413A, the material is mainly applied to buildings such as dams and tunnels, and the material is added to easily damaged parts during construction. The self-repairing material can be prepared by taking ceramsite as a carrier, wherein the inner holes of the ceramsite are communicated, one part of the ceramsite is filled with resin, and the other part of the ceramsite is filled with a hardening agent, and the ceramsite and the resin are uniformly mixed according to a certain proportion; when a building is damaged and cracks are generated, the ceramsite is pulled to crack, the internal filler flows out and is mixed to form a cured substance so as to repair the building cracks, and the method is used for solving the problems that the traditional crack repair schemes are epoxy mortar repair, grouting plugging and concrete replacement methods, but the methods can only treat the cracks visible to the naked eye on the surface layer, but are difficult to repair parts which are subjected to large load and are easy to generate cracks in the dam, consume labor and time and have high later maintenance cost,
general building repair materials can corrode buildings and have long repair cycle, and therefore, a light-cured building repair material with higher practicability is provided.
Disclosure of Invention
The invention aims to provide a photocuring building repair material, which solves the existing problems.
In order to achieve the purpose, the invention provides the following technical scheme: a light-cured building repair material is composed of the following raw materials in percentage by weight:
200-300 parts of light-cured resin;
100-200 parts of epoxy acrylate monomer;
200-300 parts of a polyurethane acrylate monomer;
10-30 parts of an auxiliary agent;
20-30 parts of a photoinitiator.
The auxiliary agent consists of the following raw materials in percentage by weight:
5-10 parts of a preservative;
3-5 parts of a leveling agent;
2-3 parts of a defoaming agent;
1-3 parts of a curing agent.
The light cured building repairing material also includes glass fiber stuffing 200-300 weight portions.
A preparation method of a light-cured building repair material comprises the following steps:
s1, selecting a mold: measuring the size and the corresponding shape of the area to be repaired of the building, and selecting a mold corresponding to the area to be repaired of the building according to the measurement data;
s2, stirring and mixing: placing the photocuring resin, the epoxy acrylate monomer, the polyurethane acrylate monomer, the auxiliary agent and the photoinitiator in a reaction kettle, mixing and stirring;
s3, injection molding and shaping: the mixed liquid is poured into a mould in four times:
pouring 0.2-0.3% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 2-3mm on the surface;
pouring 0.1-0.2% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 1-2mm on the surface;
pouring 0.1-0.2% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 1-2mm on the surface;
pouring the rest mixed liquid into a mould uniformly, paving, discharging air holes, and placing in a shade place for shaping and demoulding;
and S4, placing the demolded photocuring building repair piece under an ultraviolet lamp tube for disinfection, and refrigerating for later use.
Preferably, the mixing speed of the reaction kettle is 1500-2000r/min, and stirring are carried out in three stages;
wherein, the first stage: adding the light-cured resin, the epoxy acrylate monomer and the polyurethane acrylate monomer, stirring for 15-30min, and carrying out stirring at 15-35 ℃;
and a second stage: adding antiseptic and defoamer, stirring for 5-15min at 25-45 deg.C;
and a third stage: adding the curing agent, stirring for 3-5min, and continuously adding the curing agent, and stirring until the mixed liquid is viscous.
The light-cured building repair material is used for repairing building gaps or missing fractures.
Repairing a building gap or a missing fracture, comprising the following steps:
gap repair: pouring the mixed liquid into a building gap until the mixed liquid is solidified, and polishing an uneven surface;
repairing a construction fracture: and pouring a layer of mixed liquid in advance, then flatly paving the photocuring building repair piece on the mixed liquid, pouring a layer of mixed liquid on the surface of the photocuring building repair piece to make up a gap, and polishing an uneven surface.
Compared with the prior art, the invention has the following beneficial effects:
the light-cured resin, the epoxy acrylate monomer and the polyurethane acrylate monomer adopted by the invention belong to environment-friendly materials, do not damage buildings, can inhibit the breeding or corrosion of bacteria through the preservative, and can strengthen the firmness of the repaired parts of the light-cured buildings through the photoinitiator and the curing agent.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
A light-cured building repair material is composed of the following raw materials in percentage by weight:
200-300 parts of light-cured resin;
100-200 parts of epoxy acrylate monomer;
200-300 parts of a polyurethane acrylate monomer;
10-30 parts of an auxiliary agent;
20-30 parts of a photoinitiator.
The auxiliary agent consists of the following raw materials in percentage by weight:
5-10 parts of a preservative;
3-5 parts of a leveling agent;
2-3 parts of a defoaming agent;
1-3 parts of a curing agent.
The light cured building repairing material also includes glass fiber stuffing 200-300 weight portions.
A preparation method of a light-cured building repair material comprises the following steps:
s1, selecting a mold: measuring the size and the corresponding shape of the area to be repaired of the building, and selecting a mold corresponding to the area to be repaired of the building according to the measurement data;
s2, stirring and mixing: placing the photocuring resin, the epoxy acrylate monomer, the polyurethane acrylate monomer, the auxiliary agent and the photoinitiator in a reaction kettle, mixing and stirring;
s3, injection molding and shaping: the mixed liquid is poured into a mould in four times:
pouring 0.2-0.3% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 2-3mm on the surface;
pouring 0.1-0.2% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 1-2mm on the surface;
pouring 0.1-0.2% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 1-2mm on the surface;
pouring the rest mixed liquid into a mould uniformly, paving, discharging air holes, and placing in a shade place for shaping and demoulding;
and S4, placing the demolded photocuring building repair piece under an ultraviolet lamp tube for disinfection, and refrigerating for later use.
Preferably, the mixing speed of the reaction kettle is 1500-2000r/min, and stirring are carried out in three stages;
wherein, the first stage: adding light-cured resin, epoxy acrylate monomer and urethane acrylate monomer, stirring for 15-30min, and keeping at 15-35 deg.C;
and a second stage: adding antiseptic and defoamer, stirring for 5-15min at 25-45 deg.C;
and a third stage: adding the curing agent, stirring for 3-5min, and continuously adding the curing agent, and stirring until the mixed liquid is viscous.
The light-cured building repair material is used for repairing building gaps or missing fractures.
Repairing a building gap or a missing fracture, comprising the following steps:
gap repair: pouring the mixed liquid into a building gap until the mixed liquid is solidified, and polishing an uneven surface;
repairing a construction fracture: pouring a layer of mixed liquid in advance, laying the photocuring building repair piece on the mixed liquid, pouring a layer of mixed liquid on the surface of the photocuring building repair piece to make up the gap, and polishing the uneven surface.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A light-cured building repair material is composed of the following raw materials in percentage by weight:
200-300 parts of light-cured resin;
100-200 parts of epoxy acrylate monomer;
200-300 parts of a polyurethane acrylate monomer;
10-30 parts of an auxiliary agent;
20-30 parts of a photoinitiator.
2. The auxiliary agent according to claim 1, characterized in that it consists of the following raw materials in percentage by weight:
5-10 parts of a preservative;
3-5 parts of a leveling agent;
2-3 parts of a defoaming agent;
1-3 parts of a curing agent.
3. The light-curable architectural repair material according to claim 1, further comprising 200 to 300 parts of a glass fiber filler.
4. A light-curable construction repair material according to any one of claims 1 to 3, wherein the light-curable construction repair material is prepared by a method comprising the steps of:
s1, selecting a mold: measuring the size and the corresponding shape of the area to be repaired of the building, and selecting a mold corresponding to the area to be repaired of the building according to the measurement data;
s2, stirring and mixing: placing the photocuring resin, the epoxy acrylate monomer, the polyurethane acrylate monomer, the auxiliary agent and the photoinitiator in a reaction kettle, mixing and stirring;
s3, injection molding and shaping: the mixed liquid is poured into a mould in four times:
pouring 0.2-0.3% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 2-3mm on the surface;
pouring 0.1-0.2% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 1-2mm on the surface;
pouring 0.1-0.2% of mixed liquid for the first time, and uniformly spreading glass fiber filler with one side of 1-2mm on the surface;
pouring the rest mixed liquid into a mould uniformly, paving, discharging air holes, and placing in a shade place for shaping and demoulding;
and S4, placing the demolded photocuring building repair piece under an ultraviolet lamp tube for disinfection, and refrigerating for later use.
5. The method for preparing a light-cured architectural repair material according to claim 4, wherein the reaction kettle has a mixing rate of 1500-2000r/min, and is stirred in three stages;
wherein, the first stage: adding light-cured resin, epoxy acrylate monomer and urethane acrylate monomer, stirring for 15-30min, and keeping at 15-35 deg.C;
and a second stage: adding antiseptic and defoaming agent, stirring for 5-15min at 25-45 deg.C;
and a third stage: adding the curing agent, stirring for 3-5min, and continuously adding the curing agent, and stirring until the mixed liquid is viscous.
6. Use of a light-curable architectural repair material according to claims 1-3 for repairing architectural gaps or missing fractures.
7. Repairing a building gap or a missing fracture, comprising the following steps:
gap repair: pouring the mixed liquid into a building gap until the mixed liquid is solidified, and polishing an uneven surface;
repairing a construction fracture: and pouring a layer of mixed liquid in advance, then flatly paving the photocuring building repair piece on the mixed liquid, pouring a layer of mixed liquid on the surface of the photocuring building repair piece to make up a gap, and polishing an uneven surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211309728.3A CN115838569A (en) | 2022-10-25 | 2022-10-25 | Light-cured building repair material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211309728.3A CN115838569A (en) | 2022-10-25 | 2022-10-25 | Light-cured building repair material |
Publications (1)
| Publication Number | Publication Date |
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| CN115838569A true CN115838569A (en) | 2023-03-24 |
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| CN202211309728.3A Pending CN115838569A (en) | 2022-10-25 | 2022-10-25 | Light-cured building repair material |
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Citations (10)
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|---|---|---|---|---|
| JP2005273159A (en) * | 2004-03-23 | 2005-10-06 | Tekken Constr Co Ltd | Repairing method of joint part periphery of concrete structure |
| CN103540240A (en) * | 2013-09-27 | 2014-01-29 | 上海乘鹰新材料有限公司 | UV (Ultraviolet)-compound laser coating composition |
| CN104945857A (en) * | 2015-06-18 | 2015-09-30 | 石狮华宝新材料工程有限公司 | Formula and production process of photocuring fiber-reinforced plate |
| JP2017081798A (en) * | 2015-10-30 | 2017-05-18 | Toto株式会社 | Repair material and repair method of inorganic board |
| CN107383788A (en) * | 2017-08-29 | 2017-11-24 | 张艳雪 | A kind of method that photocuring quickly prepares fiber-reinforced resin matrix compound material |
| CN107858080A (en) * | 2017-11-18 | 2018-03-30 | 上海协承昌化工有限公司 | A kind of UV repair paints and repair technology |
| CN108659680A (en) * | 2018-05-23 | 2018-10-16 | 广东顺德三阳化学有限公司 | LED light cures mending paste, preparation method and restorative procedure |
| KR101958358B1 (en) * | 2017-11-23 | 2019-03-15 | 김원준 | Eco-friendly method for reparing deteriorated concrete |
| CN110065338A (en) * | 2019-06-06 | 2019-07-30 | 洛阳师范学院 | The renovation technique of the damaged stone carving of world cultural heritage ancient times rock cave |
| CN110655812A (en) * | 2018-06-29 | 2020-01-07 | 常州格林感光新材料有限公司 | Composite material composition for rapid repair and application thereof |
-
2022
- 2022-10-25 CN CN202211309728.3A patent/CN115838569A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005273159A (en) * | 2004-03-23 | 2005-10-06 | Tekken Constr Co Ltd | Repairing method of joint part periphery of concrete structure |
| CN103540240A (en) * | 2013-09-27 | 2014-01-29 | 上海乘鹰新材料有限公司 | UV (Ultraviolet)-compound laser coating composition |
| CN104945857A (en) * | 2015-06-18 | 2015-09-30 | 石狮华宝新材料工程有限公司 | Formula and production process of photocuring fiber-reinforced plate |
| JP2017081798A (en) * | 2015-10-30 | 2017-05-18 | Toto株式会社 | Repair material and repair method of inorganic board |
| CN107383788A (en) * | 2017-08-29 | 2017-11-24 | 张艳雪 | A kind of method that photocuring quickly prepares fiber-reinforced resin matrix compound material |
| CN107858080A (en) * | 2017-11-18 | 2018-03-30 | 上海协承昌化工有限公司 | A kind of UV repair paints and repair technology |
| KR101958358B1 (en) * | 2017-11-23 | 2019-03-15 | 김원준 | Eco-friendly method for reparing deteriorated concrete |
| CN108659680A (en) * | 2018-05-23 | 2018-10-16 | 广东顺德三阳化学有限公司 | LED light cures mending paste, preparation method and restorative procedure |
| CN110655812A (en) * | 2018-06-29 | 2020-01-07 | 常州格林感光新材料有限公司 | Composite material composition for rapid repair and application thereof |
| CN110065338A (en) * | 2019-06-06 | 2019-07-30 | 洛阳师范学院 | The renovation technique of the damaged stone carving of world cultural heritage ancient times rock cave |
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