CN110016276A - Heavy-duty aqueous Epoxy sealer of bridge and preparation method thereof - Google Patents
Heavy-duty aqueous Epoxy sealer of bridge and preparation method thereof Download PDFInfo
- Publication number
- CN110016276A CN110016276A CN201910348802.4A CN201910348802A CN110016276A CN 110016276 A CN110016276 A CN 110016276A CN 201910348802 A CN201910348802 A CN 201910348802A CN 110016276 A CN110016276 A CN 110016276A
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- China
- Prior art keywords
- aqueous epoxy
- agent
- component
- parts
- bridge
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- 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.)
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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
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
Abstract
The present invention provides a kind of heavy-duty aqueous Epoxy sealer of bridge, including component A and B component, the component A includes E20 (53%) aqueous epoxy resins, E51 (60%) aqueous epoxy resins, epoxy silane coupling agent, acetylenic glycols defoaming agent, organic silicon defoamer, wetting agent, chelates of zinc antirust auxiliary agent, polyurethane thickener, epoxy active diluent AGE；The B component includes polyamide curing agent, fatty amine curing agent, cosolvent, pure water.The present invention also provides a kind of preparation methods of the heavy-duty aqueous Epoxy sealer of bridge, can reach Thief zone, and height closing, high-intensitive requirement is easy for construction, and together (30um), matching is good for spraying.
Description
Technical field
The present invention relates to anti-corrosion seal coat fields, and in particular to a kind of heavy-duty aqueous Epoxy sealer of bridge and its preparation
Method.
Background technique
The heavy antisepsis of Bridges in Our Country, which commonly uses mating coating mainly, oiliness Epoxy sealer, epoxy micaceous iron intermediate coat, poly- ammonia
Ester finishing coat or fluorine carbon finishing paint, therefore solvent content is high, it is big to worker injuries, and it is complete aqueous mating very dilute on the market at present
It is few.It for anticorrosive paint refers to relatively conventional anticorrosive paint, can be applied in relatively harsh corrosive environment, and have and can reach
A kind of anticorrosive paint of protection period longer than conventional anticorrosive paint.
The main distinction of anticorrosive paint and conventional anticorrosive paint is that its technology content is higher, and technical difficulty is larger, relates to
And perhaps various technological progresses and product development, it has no longer excessively relied on the knowledge and experience of coating, but depends on electricity
The multi-disciplinary knowledge such as son, physics, ecology, machinery, instrument and management with cross, the synthesis of high corrosion-resistant resin, dispersant with high efficiency
With the application of auxiliary rheological agents, the exploitation of the impervious pigment of new type corrosion resistant and filler, the application of advanced construction tool, construction maintenance skill
Art, onthe technology of site test etc. require among integrated application to anticorrosive paint and coating.So the development of anticorrosive paint
How is level, and how is performance, becomes the mark of mark one national science technical level, becomes and measures anticorrosive paint advanced technology
Mark.
Rare seen in the watersoluble closed paint market of the mating coating of aqueous inorganic at present, one-component, each performance of two-component is different,
Product is very different, and is difficult to solve the closure to zinc-rich coating simultaneously, multiple tracks matching (mating road adhesive force up and down
Difference) and application property and anti-corrosive properties, therefore the heavy-duty aqueous entirety of bridge is mating to face extreme difficulty.Bridge of the present invention is prevented again
The research of rotten water-base epoxy seal coat is of great significance.
Summary of the invention
The present invention provides a kind of heavy-duty aqueous Epoxy sealer of bridge and preparation method thereof, for solving in the prior art
Watersoluble closed paint cannot solve the closure to zinc-rich coating simultaneously, multiple tracks matching (mating road poor adhesive force up and down) with
And the problem of application property and anti-corrosive properties.
A kind of heavy-duty aqueous Epoxy sealer of bridge of the present invention, including component A and B component, it is characterised in that:
The weight ratio of the component A and B component is 2:1, and the component A includes E20 (53%) aqueous epoxy resins, E51
(60%) aqueous epoxy resins, epoxy silane coupling agent, acetylenic glycols defoaming agent, organic silicon defoamer, wetting agent, chelates of zinc are anti-
Become rusty auxiliary agent, polyurethane thickener, epoxy active diluent AGE；
The B component includes polyamide curing agent, fatty amine curing agent, cosolvent, pure water.
Further, the component A comprises the following components in parts by weight:
E20 (53%) aqueous epoxy resins: 45-65 parts,
E51 (60%) aqueous epoxy resins: 10-25 parts,
Import epoxy silane coupling agent: 0-2 parts,
Acetylenic glycols defoaming agent: 0.1-0.5 parts,
Organic silicon defoamer: 0.05-0.2 parts,
Wetting agent: 0.1 part,
Chelates of zinc antirust auxiliary agent: 0.5 part,
Polyurethane thickener: 0.2-0.5 parts,
AGE:1.5-4.05 parts of epoxy active diluent.
Further, E20 (53%) aqueous epoxy resins are import E20 (53%) aqueous epoxy resins, domestic E20
(53%) or mixtures thereof aqueous epoxy resins.
Further, E51 (60%) aqueous epoxy resins are import E51 (60%) aqueous epoxy resins, domestic E51
(60%) or mixtures thereof aqueous epoxy resins.
Further, the wetting agent is organic silicon modified by polyether wetting agent.
Further, the B component comprises the following components in parts by weight:
Polyamide curing agent: 23-29 parts,
Fatty amine curing agent: 0-6 parts,
Cosolvent: 6-10 parts,
Pure water: 11-15 parts.
Further, the polyamide curing agent is import polyamide curing agent, domestic polyamide curing agent or its mixing
Object.
Further, the fatty amine curing agent is import fatty amine curing agent, domestic fatty amine curing agent or its mixing
Object.
Further, the cosolvent is dipropylene, dipropylene glycol methyl ether, propylene glycol monomethyl ether, butyl glycol ether
One or more of.
Further, the B component comprises the following components in parts by weight:
Import polyamide curing agent: 0-25 parts,
Import fatty amine curing agent: 0-6 parts,
Domestic polyamide curing agent: 0-29 parts,
Domestic fatty amine curing agent: 0-6 parts,
Dipropylene: 0-10 parts,
Dipropylene glycol methyl ether: 0-10 parts,
Propylene glycol monomethyl ether: 0-10 parts,
Butyl glycol ether: 0-10 parts,
Pure water: 11-15 parts.
A kind of preparation method of the heavy-duty aqueous Epoxy sealer of bridge, comprising:
The preparation method of component A: under normal temperature and pressure, by E20 (53%) aqueous epoxy resins, E51 (60%) water-base epoxy
Resin is added in kettle, and 500r/min stirs 10-15min, and import epoxy silane coupling agent 600r/min stirring is then added
5min reduces speed to 500r/min, is slowly added to acetylenic glycols defoaming agent, organic silicon defoamer, wetting agent, zinc chela in sequence
Object antirust auxiliary agent is closed, 10min is stirred in 750r/min, is added with stirring polyurethane thickener in high speed 750-1000r/min, stirs
15-20min is mixed, epoxy active diluent AGE, pure water are eventually adding, 750r/min stirs 10min；
The preparation method of B component: under normal temperature and pressure, polyamide curing agent, fatty amine curing agent being added in kettle,
750r/min stirs 10-15min, and cosolvent is then added, and 500r/min stirs 5min, is eventually adding pure water, 300-400r/
Min stirs 10min.
A kind of heavy-duty aqueous Epoxy sealer of bridge of the present invention and preparation method thereof has following compared with prior art
Advantageous effects: the heavy-duty aqueous Epoxy sealer of bridge of the present invention can reach Thief zone, and height closing, high-intensitive wants
It asks, easy for construction, together (30um), priming paint can be enhanced by generating cross-linking reaction after matching is good and priming paint collocation for spraying
Consistency is filled up completely hole, and adhesive force intensity is high and intermediate coat collocation adhesive force is excellent.The present invention is water paint, instead of
Current oil paint, organic volatile is low (being less than 100g/L), greatly improves the environment of painting workshop, is conducive to worker's
Health.
Specific embodiment
A kind of heavy-duty aqueous Epoxy sealer of bridge, including component A and B component, component A include the group of following parts by weight
Point:
E20 (53%) aqueous epoxy resins: 45-65 parts,
E51 (60%) aqueous epoxy resins: 10-25 parts,
Import epoxy silane coupling agent: 0-2 parts,
Acetylenic glycols defoaming agent: 0.1-0.5 parts,
Organic silicon defoamer: 0.05-0.2 parts,
Wetting agent: 0.1 part,
Chelates of zinc antirust auxiliary agent: 0.5 part,
Polyurethane thickener: 0.2-0.5 parts,
AGE:1.5-4.05 parts of epoxy active diluent.
B component comprises the following components in parts by weight:
Polyamide curing agent: 23-29 parts,
Fatty amine curing agent: 0-6 parts,
Cosolvent: 6-10 parts,
Pure water: 11-15 parts.
A kind of preparation method of the heavy-duty aqueous Epoxy sealer of bridge, comprising:
The preparation method of component A: under normal temperature and pressure, by E20 (53%) aqueous epoxy resins, E51 (60%) water-base epoxy
Resin is added in kettle, and 500r/min stirs 10-15min, and import epoxy silane coupling agent 600r/min stirring is then added
5min reduces speed to 500r/min, is slowly added to acetylenic glycols defoaming agent, organic silicon defoamer, wetting agent, zinc chela in sequence
Object antirust auxiliary agent is closed, 10min is stirred in 750r/min, is added with stirring polyurethane thickener in high speed 750-1000r/min, stirs
15-20min is mixed, epoxy active diluent AGE, pure water are eventually adding, 750r/min stirs 10min；
The preparation method of B component: under normal temperature and pressure, polyamide curing agent, fatty amine curing agent being added in kettle,
750r/min stirs 10-15min, and cosolvent is then added, and 500r/min stirs 5min, is eventually adding pure water, 300-400r/
Min stirs 10min.
Wherein, cosolvent is dipropylene, dipropylene glycol methyl ether, propylene glycol monomethyl ether, one of butyl glycol ether
Or it is several.
It should be noted that following technical solution in the embodiment of the present invention is clearly and completely described, show
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Each embodiment of table 1 proportion
Table 1 is a kind of proportion of each embodiment of the heavy-duty aqueous Epoxy sealer of bridge, by embodiment one to implementation
The coating property of example eight is tested, it is seen then that each embodiment passed detection, meet the heavy-duty aqueous Epoxy sealer of bridge
Thief zone, height closing, high-intensitive requirement.Test result is shown in Table 2.
2 the performance test results of table
The above description of the embodiment is only used to help understand the method for the present invention and its core ideas, not to limit
The present invention, it is noted that for those skilled in the art, without departing from the principle of the present invention, can also be right
Some improvement and modification can also be carried out by the present invention, and these improvements and modifications also fall within the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of heavy-duty aqueous Epoxy sealer of bridge, including component A and B component, it is characterised in that:
The weight ratio of the component A and B component is 2:1, and the component A includes E20 (53%) aqueous epoxy resins, E51
(60%) aqueous epoxy resins, epoxy silane coupling agent, acetylenic glycols defoaming agent, organic silicon defoamer, wetting agent, chelates of zinc are anti-
Become rusty auxiliary agent, polyurethane thickener, epoxy active diluent AGE；
The B component includes polyamide curing agent, fatty amine curing agent, cosolvent, pure water.
2. a kind of heavy-duty aqueous Epoxy sealer of bridge as described in claim 1, it is characterised in that: the component A include with
The component of lower parts by weight:
E20 (53%) aqueous epoxy resins: 45-65 parts,
E51 (60%) aqueous epoxy resins: 10-25 parts,
Import epoxy silane coupling agent: 0-2 parts,
Acetylenic glycols defoaming agent: 0.1-0.5 parts,
Organic silicon defoamer: 0.05-0.2 parts,
Wetting agent: 0.1 part,
Chelates of zinc antirust auxiliary agent: 0.5 part,
Polyurethane thickener: 0.2-0.5 parts,
AGE:1.5-4.05 parts of epoxy active diluent.
3. a kind of heavy-duty aqueous Epoxy sealer of bridge as claimed in claim 1 or 2, it is characterised in that: the E20 (53%)
Aqueous epoxy resins are or mixtures thereof import E20 (53%) aqueous epoxy resins, domestic E20 (53%) aqueous epoxy resins.
4. a kind of heavy-duty aqueous Epoxy sealer of bridge as claimed in claim 1 or 2, it is characterised in that: the E51 (60%)
Aqueous epoxy resins are or mixtures thereof import E51 (60%) aqueous epoxy resins, domestic E51 (60%) aqueous epoxy resins.
5. a kind of heavy-duty aqueous Epoxy sealer of bridge as claimed in claim 1 or 2, it is characterised in that: the wetting agent is
Organic silicon modified by polyether wetting agent.
6. a kind of heavy-duty aqueous Epoxy sealer of bridge as described in claim 1, it is characterised in that: the B component include with
The component of lower parts by weight:
Polyamide curing agent: 23-29 parts,
Fatty amine curing agent: 0-6 parts,
Cosolvent: 6-10 parts,
Pure water: 11-15 parts.
7. the heavy-duty aqueous Epoxy sealer of a kind of bridge as claimed in claim 1 or 6, it is characterised in that: the polyamide is solid
Agent is or mixtures thereof import polyamide curing agent, domestic polyamide curing agent.
8. the heavy-duty aqueous Epoxy sealer of a kind of bridge as claimed in claim 1 or 6, it is characterised in that: the fatty amine is solid
Agent is or mixtures thereof import fatty amine curing agent, domestic fatty amine curing agent.
9. the heavy-duty aqueous Epoxy sealer of a kind of bridge as claimed in claim 1 or 6, it is characterised in that: the cosolvent is
Dipropylene, dipropylene glycol methyl ether, propylene glycol monomethyl ether, one or more of butyl glycol ether.
10. a kind of preparation method of the heavy-duty aqueous Epoxy sealer of bridge characterized by comprising
The preparation method of component A: under normal temperature and pressure, by E20 (53%) aqueous epoxy resins, E51 (60%) aqueous epoxy resins
It is added in kettle, 500r/min stirs 10-15min, and import epoxy silane coupling agent 600r/min is then added and stirs 5min, drop
Low velocity is slowly added to acetylenic glycols defoaming agent to 500r/min in sequence, organic silicon defoamer, wetting agent, and chelates of zinc is anti-
Become rusty auxiliary agent, stirs 10min in 750r/min, is added with stirring polyurethane thickener in high speed 750-1000r/min, stirs 15-
20min, is eventually adding epoxy active diluent AGE, pure water, and 750r/min stirs 10min；
The preparation method of B component: under normal temperature and pressure, polyamide curing agent, fatty amine curing agent are added in kettle, 750r/min
10-15min is stirred, cosolvent is then added, 500r/min stirs 5min, is eventually adding pure water, 300-400r/min stirring
10min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348802.4A CN110016276A (en) | 2019-04-28 | 2019-04-28 | Heavy-duty aqueous Epoxy sealer of bridge and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348802.4A CN110016276A (en) | 2019-04-28 | 2019-04-28 | Heavy-duty aqueous Epoxy sealer of bridge and preparation method thereof |
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| Publication Number | Publication Date |
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| CN110016276A true CN110016276A (en) | 2019-07-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910348802.4A Pending CN110016276A (en) | 2019-04-28 | 2019-04-28 | Heavy-duty aqueous Epoxy sealer of bridge and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110628297A (en) * | 2019-08-01 | 2019-12-31 | 洛阳双瑞防腐工程技术有限公司 | Solvent type epoxy coating with high solid content and salt fog resistance and preparation method thereof |
| CN112500767A (en) * | 2020-11-11 | 2021-03-16 | 上海海隆赛能新材料有限公司 | Solvent-free heavy-duty anticorrosive paint matching system and use method thereof |
| CN112724777A (en) * | 2020-12-28 | 2021-04-30 | 江苏鑫能材料科技有限公司 | Bi-component epoxy resin seal primer for cold spray zinc anticorrosion system and construction method thereof |
| CN115851075A (en) * | 2022-12-09 | 2023-03-28 | 洛阳双瑞防腐工程技术有限公司 | Water-based epoxy sealing coating for sealing inorganic zinc-rich surface and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110628297A (en) * | 2019-08-01 | 2019-12-31 | 洛阳双瑞防腐工程技术有限公司 | Solvent type epoxy coating with high solid content and salt fog resistance and preparation method thereof |
| CN112500767A (en) * | 2020-11-11 | 2021-03-16 | 上海海隆赛能新材料有限公司 | Solvent-free heavy-duty anticorrosive paint matching system and use method thereof |
| CN112724777A (en) * | 2020-12-28 | 2021-04-30 | 江苏鑫能材料科技有限公司 | Bi-component epoxy resin seal primer for cold spray zinc anticorrosion system and construction method thereof |
| CN115851075A (en) * | 2022-12-09 | 2023-03-28 | 洛阳双瑞防腐工程技术有限公司 | Water-based epoxy sealing coating for sealing inorganic zinc-rich surface and preparation method thereof |
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Application publication date: 20190716 |