CN115181497A - Anticorrosion and reinforcing coating applied to steel bars in concrete - Google Patents
Anticorrosion and reinforcing coating applied to steel bars in concrete Download PDFInfo
- Publication number
- CN115181497A CN115181497A CN202210452744.1A CN202210452744A CN115181497A CN 115181497 A CN115181497 A CN 115181497A CN 202210452744 A CN202210452744 A CN 202210452744A CN 115181497 A CN115181497 A CN 115181497A
- Authority
- CN
- China
- Prior art keywords
- parts
- emulsion
- powder
- resin
- concrete
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 238000000576 coating method Methods 0.000 title claims abstract description 19
- 239000011248 coating agent Substances 0.000 title claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 11
- 239000000839 emulsion Substances 0.000 claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 22
- -1 polytrifluorochloroethylene Polymers 0.000 claims abstract description 16
- 229920005989 resin Polymers 0.000 claims abstract description 16
- 239000011347 resin Substances 0.000 claims abstract description 16
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 239000002270 dispersing agent Substances 0.000 claims abstract description 8
- 239000003822 epoxy resin Substances 0.000 claims abstract description 8
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 8
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 8
- 239000010703 silicon Substances 0.000 claims abstract description 8
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 7
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 7
- 229920000642 polymer Polymers 0.000 claims abstract description 5
- 238000005260 corrosion Methods 0.000 claims abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 7
- 239000010445 mica Substances 0.000 claims description 7
- 229910052618 mica group Inorganic materials 0.000 claims description 7
- 239000000049 pigment Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 claims description 2
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 claims description 2
- 239000011083 cement mortar Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 abstract description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000003756 stirring Methods 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical group O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
-
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses an anticorrosive and reinforcing coating applied to steel bars in concrete, which comprises a high-molecular emulsion and powder, wherein the weight ratio of the high-molecular emulsion to the powder is 1:2.0, the polymer emulsion is prepared from the following raw materials: the rust conversion emulsion comprises rust conversion emulsion, water-based epoxy resin, polytrifluorochloroethylene resin, polysiloxane, organic silicon resin, vinyl versatate, a flatting agent, a catalyst, a defoaming agent and a dispersing agent, wherein the powder comprises the following raw materials in parts by weight: compared with the prior art, the invention has the advantages that: the invention can be used as an interface coating for repairing, can improve the corrosion resistance and rust resistance of the steel bar, improve the binding force between the steel bar and repair cement mortar, improve the bond coating effect of cement mortar on the steel bar, can also be applied to a tunnel, can directly coat a steel member in a humid environment, has a good protection effect, and can be popularized and applied in reinforcement and maintenance engineering.
Description
Technical Field
The invention relates to the technical field of steel bar anticorrosive coatings, in particular to an anticorrosive and reinforcing coating applied to steel bars in concrete.
Background
At present, in the field of building engineering, reinforcing steel bars are embedded inside, a wall body structure formed by pouring concrete is widely applied, because the brittleness of the concrete structure is extremely high, cracks often inevitably appear on the wall body after the wall body is used for a long time, if the cracks are not treated in time, the cracks can continue to grow, the water tightness of the concrete structure is reduced, leakage is caused, the service life of the wall body is influenced, some cracks can not be used, and the potential safety hazard is great.
Disclosure of Invention
Aiming at the problems, the invention provides an anticorrosive and reinforcing coating applied to steel bars in concrete.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the anticorrosive and reinforcing coating applied to the steel bars in concrete comprises a high-molecular emulsion and powder, wherein the weight ratio of the high-molecular emulsion to the powder is 1:2.0, the polymer emulsion is prepared from the following raw materials: the rust conversion emulsion comprises rust conversion emulsion, water-based epoxy resin, polytrifluorochloroethylene resin, polysiloxane, organic silicon resin, tertiary ethylene carbonate, a flatting agent, a catalyst, an antifoaming agent and a dispersing agent, wherein the powder material comprises the following raw materials: ceramic micro powder, spherical graphite powder, glass flakes, mica flakes and pigment.
Further, the macromolecular emulsion comprises the following components in parts by weight: 30-40 parts of rust conversion emulsion, 35-45 parts of water-based epoxy resin, 20-30 parts of polytrifluorochloroethylene resin, 10-25 parts of polysiloxane, 10-15 parts of organic silicon resin, 5-15 parts of vinyl versatate, 3-5 parts of flatting agent, 5-8 parts of catalyst, 3-5 parts of defoaming agent and 3-5 parts of dispersing agent.
Furthermore, the powder comprises the following components in parts by weight: 15-20 parts of ceramic micro powder, 13-25 parts of spherical graphite powder, 10-15 parts of glass flakes, 10-15 parts of mica flakes and 3-5 parts of pigment.
Compared with the prior art, the invention has the advantages that: the interface coating for repairing can improve the corrosion resistance and rust resistance of the steel bar, improve the cohesive force between the steel bar and the repairing cement mortar, improve the bond coating effect of the cement mortar on the steel bar, can be applied to a tunnel, can directly coat a steel member in a humid environment, has a good protection effect, and can be popularized and applied in reinforcement and maintenance engineering.
Detailed Description
The present invention will be described in further detail with reference to examples.
Examples
The anticorrosive and reinforcing coating applied to the steel bars in concrete comprises a high-molecular emulsion and powder, wherein the weight ratio of the high-molecular emulsion to the powder is 1:2.0, the polymer emulsion consists of the following raw materials: the rust conversion emulsion comprises rust conversion emulsion, water-based epoxy resin, polytrifluorochloroethylene resin, polysiloxane, organic silicon resin, vinyl versatate, a flatting agent, a catalyst, a defoaming agent and a dispersing agent, wherein the powder material comprises the following raw materials: ceramic micropowder, spherical graphite powder, glass flake, mica flake and pigment.
The macromolecular emulsion comprises the following components in parts by weight: 30-40 parts of rust conversion emulsion, 35-45 parts of water-based epoxy resin, 20-30 parts of polytrifluorochloroethylene resin, 10-25 parts of polysiloxane, 10-15 parts of organic silicon resin, 5-15 parts of vinyl versatate, 3-5 parts of flatting agent, 5-8 parts of catalyst, 3-5 parts of defoaming agent and 3-5 parts of dispersing agent.
The powder comprises the following components in parts by weight: 15-20 parts of ceramic micro powder, 13-25 parts of spherical graphite powder, 10-15 parts of glass flakes, 10-15 parts of mica flakes and 3-5 parts of pigment.
A coating method of an anticorrosion and reinforcing coating applied to steel bars in concrete comprises the following steps:
s1, sequentially mixing rust conversion emulsion, water-based epoxy resin, polychlorotrifluoroethylene resin, polysiloxane, organic silicon resin, vinyl versatate, a flatting agent, a catalyst, an antifoaming agent and a dispersing agent according to the weight part ratio, and uniformly stirring to obtain high-molecular emulsion;
s2, sequentially mixing the ceramic micro powder, the spherical graphite powder, the glass flakes, the mica flakes and the pigment according to the weight parts, and uniformly stirring to obtain powder;
s3, mixing the polymer emulsion and the powder according to the weight part ratio of 1;
s4, removing the rotten and brittle concrete, exposing reinforcing steel bars in the concrete, and polishing and derusting the reinforcing steel bars;
and S5, uniformly coating the coating on the steel bar, and then using cement mortar for repairing to completely repair the missing concrete part.
The invention and its embodiments have been described, without limitation. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. The utility model provides an anticorrosive and reinforced coating of reinforcing bar in being applied to concrete which characterized in that: the emulsion comprises a high-molecular emulsion and powder, wherein the weight ratio of the high-molecular emulsion to the powder is 1:2.0, the polymer emulsion is prepared from the following raw materials: the rust conversion emulsion comprises rust conversion emulsion, water-based epoxy resin, polytrifluorochloroethylene resin, polysiloxane, organic silicon resin, vinyl versatate, a flatting agent, a catalyst, a defoaming agent and a dispersing agent, wherein the powder material comprises the following raw materials: ceramic micropowder, spherical graphite powder, glass flake, mica flake and pigment.
2. The anticorrosive and reinforcing coating applied to the steel bars in the concrete according to claim 1, characterized in that: the macromolecular emulsion comprises the following components in parts by weight: 30-40 parts of rust conversion emulsion, 35-45 parts of water-based epoxy resin, 20-30 parts of polychlorotrifluoroethylene resin, 10-25 parts of polysiloxane, 10-15 parts of organic silicon resin, 5-15 parts of vinyl versatate, 3-5 parts of flatting agent, 5-8 parts of catalyst, 3-5 parts of defoaming agent and 3-5 parts of dispersing agent.
3. The anti-corrosion and reinforcing coating applied to the steel bars in the concrete according to claim 1, characterized in that: the powder comprises the following components in parts by weight: 15-20 parts of ceramic micro powder, 13-25 parts of spherical graphite powder, 10-15 parts of glass flakes, 10-15 parts of mica flakes and 3-5 parts of pigment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210452744.1A CN115181497A (en) | 2022-04-27 | 2022-04-27 | Anticorrosion and reinforcing coating applied to steel bars in concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210452744.1A CN115181497A (en) | 2022-04-27 | 2022-04-27 | Anticorrosion and reinforcing coating applied to steel bars in concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115181497A true CN115181497A (en) | 2022-10-14 |
Family
ID=83512231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210452744.1A Pending CN115181497A (en) | 2022-04-27 | 2022-04-27 | Anticorrosion and reinforcing coating applied to steel bars in concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115181497A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105925091A (en) * | 2016-06-14 | 2016-09-07 | 烟台蒙特防水材料有限公司 | Water-borne corrosion-resistant and waterproof coating for concrete structure |
| CN109679391A (en) * | 2018-12-25 | 2019-04-26 | 山东蓝盟防腐科技股份有限公司 | A kind of macromolecular antiseptic water-repellent paint for concrete structure |
| CN112409873A (en) * | 2020-12-15 | 2021-02-26 | 天津科瑞达涂料化工有限公司 | Water-based anti-corrosion rust-conversion coating and preparation method and application thereof |
| CN115180880A (en) * | 2022-04-27 | 2022-10-14 | 厦门百正防腐工程有限公司 | Repairing and reinforcing material applied to concrete building surface in tidal range area |
-
2022
- 2022-04-27 CN CN202210452744.1A patent/CN115181497A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105925091A (en) * | 2016-06-14 | 2016-09-07 | 烟台蒙特防水材料有限公司 | Water-borne corrosion-resistant and waterproof coating for concrete structure |
| CN109679391A (en) * | 2018-12-25 | 2019-04-26 | 山东蓝盟防腐科技股份有限公司 | A kind of macromolecular antiseptic water-repellent paint for concrete structure |
| CN112409873A (en) * | 2020-12-15 | 2021-02-26 | 天津科瑞达涂料化工有限公司 | Water-based anti-corrosion rust-conversion coating and preparation method and application thereof |
| CN115180880A (en) * | 2022-04-27 | 2022-10-14 | 厦门百正防腐工程有限公司 | Repairing and reinforcing material applied to concrete building surface in tidal range area |
Non-Patent Citations (1)
| Title |
|---|
| 徐凤: "水性防腐转锈乳液的合成与性能研究" * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109370364B (en) | Nano anticorrosive paint for metal surface in acid-related environment and preparation method thereof | |
| CN101481576B (en) | Ultra-thick film solvent-free thermal spraying quick-drying heavy-duty anti-corrosive paint and preparation thereof | |
| KR100594508B1 (en) | Reinforcing methods using as silane modified epoxy composition for underwater structure | |
| US20070224362A1 (en) | Two-part waterborne epoxy coating composition and method | |
| KR101371345B1 (en) | Waterproof and corrosion proof agent for enatured silane ceramic metallic resin and method for waterproof and corrosion using the same | |
| KR100897417B1 (en) | Two liquids type composition of ceramic anticorrosive paint | |
| CN111117423B (en) | Elastic epoxy resin coating and preparation method thereof | |
| CN110172288B (en) | Underwater composite anticorrosive coating and preparation method thereof | |
| CN104650699A (en) | Anti-shedding corrosion-resistant modified epoxy coating and preparation method thereof | |
| KR102193762B1 (en) | Composite Repair Method for Concrete Structures Using Fast Drying Filling Repair Materials | |
| KR101766286B1 (en) | Method for Surface Coating of Concrete Structure with improving ozone resistance and Multi Coated Layers Obtained therefrom | |
| CN110964406A (en) | Water-based epoxy low-surface-treatment anticorrosive paint and preparation method and application thereof | |
| CN105255315A (en) | High-solid epoxy zinc phosphate primer paint and preparation method of high-solid epoxy zinc phosphate primer paint | |
| CN115286767B (en) | Antibacterial fluorine modified epoxy vinyl ester resin, preparation method thereof and multi-mechanism synergistic general anti-corrosion coating | |
| CN107285701B (en) | A kind of building iron antirusting paint and its construction method | |
| CN105778704A (en) | Flexible impasto solvent-free epoxy coal tar pitch paint and manufacture method thereof | |
| KR102073932B1 (en) | Durability improvement method of steel structure or concrete structure | |
| CN102690548A (en) | A solvent-free epoxy acid-resistant anticorrosion putty coating used for smoke evacuation cooling tower | |
| CN115181497A (en) | Anticorrosion and reinforcing coating applied to steel bars in concrete | |
| CN105176309B (en) | A kind of coated reinforcement and preparation method thereof | |
| CN112358750A (en) | Corrosion-resistant powder coating for reinforcing steel bar for building and spraying process | |
| KR102051586B1 (en) | Paint composition for waterproof, anticorrosion and reinforcement including ceramic, fiber and polymer resin, and method for surface protection, repair and reinforcement using the same | |
| CN110451883A (en) | A kind of concrete surface composite anticorrosion coating and preparation method thereof | |
| CN114873987B (en) | Steel cable anticorrosive coating material and preparation method and application thereof | |
| CN114181556B (en) | Water-based EAU high-barrier thick film anticorrosive paint |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221014 |
|
| RJ01 | Rejection of invention patent application after publication |