CN110283516A - A kind of aqueous salt spray resistance epoxy primer - Google Patents
A kind of aqueous salt spray resistance epoxy primer Download PDFInfo
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- CN110283516A CN110283516A CN201910612524.9A CN201910612524A CN110283516A CN 110283516 A CN110283516 A CN 110283516A CN 201910612524 A CN201910612524 A CN 201910612524A CN 110283516 A CN110283516 A CN 110283516A
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- salt spray
- spray resistance
- water
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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
- C09D5/002—Priming 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
- 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
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
-
- 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
- C09D7/20—Diluents or solvents
-
- 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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
-
- 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
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of aqueous salt spray resistance epoxy primers, comprising: component A and B component；Wherein, component A includes: 15-55 parts of low molecular weight epoxy lotion, 20-55 parts of high molecular weight epoxy lotion, 20-60 parts of water, 0-1 parts of levelling agent, 0-2 parts of drier, 0-5 parts of polyurethane；Wherein, B component includes: 25-70 parts of curing agent, 10-50 parts of zinc powder, 0-1 parts of graphene, 5-30 parts of water, 0-2 parts of dispersing agent, 0-2 parts of organobentonite, 0-3 parts of defoaming agent.The invention has the advantages that 1, using spontaneously dry technology epoxy primer salt spray resistance reach 1500 hours；2, the production model for changing existing traditional paint, using water instead is diluent, and the discharge for reducing pollution sources improves production safety transportation safety；3, water resistance improves 20% while improving salt spray resistance.
Description
Technical field
The present invention relates to epoxy primer field, especially a kind of aqueous salt spray resistance epoxy primer.
Background technique
Oil pipeline (also referred to as pipeline, pipeline) is made of oil pipe and its attachment, and according to the needs of process flow, is matched
Standby corresponding oil pump unit, design are mounted to a complete pipe-line system, unload to complete oil plant and defeated turn task.
Controlling methodology of oil pipeline, i.e., for transporting the pipe-line system of petroleum and oil product, mainly by petroleum pipeline, oil transportation station
And other auxiliary phases close equipment composition, are that one of capital equipment of oil movement and storage industry and crude oil and oil product are main
Conveying equipment, compared with the railway and highway oil transportation that belong to land transportation mode, pipeline oil transportation has that freight volume is big, airtightness
Good, the features such as at low cost and safety coefficient is high.
The tubing of oil pipeline is generally steel pipe, connects into long-distance pipe using attachment devices such as welding and flanges, and
Control is opened and closed using valve and flow is adjusted.Oil pipeline mainly has isothermal conveying, heated transportation and sequentially-fed etc. defeated
Send technique.The corrosion of pipeline and how anti-corrosion be pipeline maintenance one of important link.Oil pipeline has become petroleum at present
One of main means of delivery, and still there is comparable development potentiality in future.
Existing petroleum pipeline and storage tank require salt spray resistance higher and higher, and there is a large amount of solvent in when oil paint production and construction
Volatilization, to human body and environmental danger, some curing time long 48 hours winters dryings are incomplete.
Summary of the invention
The purpose of the present invention is to solve existing petroleum pipelines and storage tank to require higher and higher, oil paint to salt spray resistance
There is a large amount of solvent to volatilize when production and construction, to human body and environmental danger, some curing time long 48 hours winters dryings
Incomplete problem devises a kind of aqueous salt spray resistance epoxy primer.
Realize above-mentioned purpose the technical scheme is that, a kind of aqueous salt spray resistance epoxy primer, comprising: component A and B group
Part；
Wherein, component A includes: 15-55 parts of low molecular weight epoxy lotion, 20-55 parts of high molecular weight epoxy lotion, water 20-
60 parts, 0-1 parts of levelling agent, 0-2 parts of drier, 0-5 parts of polyurethane；
Wherein, B component includes: 25-70 parts of curing agent, 10-50 parts of zinc powder, 0-1 parts of graphene, 5-30 parts of water, dispersing agent
0-2 parts, 0-2 parts of organobentonite, 0-3 parts of defoaming agent.
Preferably, further, coating can be improved between 0.1 part -0.5 part in the levelling agent in the component A
Levelability.
Preferably, further, the drier in the component A is less than 0.3 part between 0.3 part -0.8 part
It is poor that slow drying speed does solid work the good water-fast salt spray resistance of slow difference of hardness flexibility, and it is high to do solid work the fast hardness of reaction speed higher than 0.8 part, flexible
Property is poor.
Preferably, further, the polyurethane in the component A is between 0.5-2 parts, wherein being lower than 0.5 part
No effect, is higher than 2 parts of wastes.
Preferably, further, the component A and the specific ratio of B component are 2:1.
A kind of aqueous salt spray resistance epoxy primer made using technical solution of the present invention, 1, using the technology of natural drying
Epoxy primer salt spray resistance reaches 1500 hours；2, the production model for changing existing traditional paint, using water instead is diluent, drop
The discharge of low pollution sources improves production safety transportation safety；3, water resistance improves 20% while improving salt spray resistance.
Specific embodiment
The present invention is specifically described, a kind of aqueous salt spray resistance epoxy primer, comprising: component A and B component；Wherein, A group
Part include: 15-55 parts of low molecular weight epoxy lotion, 20-55 parts of high molecular weight epoxy lotion, 20-60 parts of water, 0-1 parts of levelling agent,
0-2 parts of drier, 0-5 parts of polyurethane；Wherein, B component includes: 25-70 parts of curing agent, 10-50 parts of zinc powder, 0-1 parts of graphene,
5-30 parts of water, 0-2 parts of dispersing agent, 0-2 parts of organobentonite, 0-3 parts of defoaming agent；Levelling agent in the component A 0.1 part-
Between 0.5 part；Drier in the component A is between 0.3 part -0.8 part；Polyurethane in the component A is in 0.5-2 part
Between；Polyamide curing agent and epoxy emulsion reaction in the B component, specific ratio are as follows: A:B=2:1；In the B component
Graphene is 0.3 part, can increase salt spray resistance 130 hours；Dispersing agent in the B component is 0.5 part；Having in the B component
Machine bentonite is 0.3 part；Defoaming agent in the B component is 0.3 part.
1. graphene, zinc powder effectively shields initial stage steel and the flash rusting of water increases salt fog resistance, and salt fog resistance compares market
Existing water-based system, which improves, is more suitable for large-scale high salt spray resistance place application for 300 hours.
2. the fast hardness of epoxy emulsion and polyamide curing agent rate of drying under the action of drier is high, while improving resistance to
It is aqueous, it spontaneously dries speed room temperature lower 36 hours systems more existing than market and improves about 8 hours.
Embodiment one
A kind of aqueous salt spray resistance epoxy primer, wherein specifically including that component A and B component；
Wherein, component A includes: 15 parts of low molecular weight epoxy lotion, 20 parts of high molecular weight epoxy lotion, 20 parts of water, levelling
0 part of agent, 0 part of drier, 0 part of polyurethane；
Wherein, B component includes: 25 parts of curing agent, 20 parts of zinc powder, 0 part of graphene, 5 parts of water, 0 part of dispersing agent, organic swelling
0 part, 0 part of defoaming agent of soil.
The component A and the specific ratio of B component are 1:1.
Hardness is high, and poor adhesive force, flexibility is poor, and salt tolerant fog effect is general.
Embodiment two
Component A includes: 25 parts of low molecular weight epoxy lotion, 30 parts of high molecular weight epoxy lotion, 35 parts of water, levelling agent 0.2
Part, 0.2 part of drier, 0.2 part of polyurethane；
Wherein, B component includes: 35 parts of curing agent, 30 parts of zinc powder, 0.1 part of graphene, 5 parts of water, 0.2 part of dispersing agent, organic
0.1 part of bentonite, 0.1 part of defoaming agent.
The component A and the specific ratio of B component are 2:1.
Embodiment three
Component A includes: 25 parts of low molecular weight epoxy lotion, 30 parts of high molecular weight epoxy lotion, 35 parts of water, levelling agent 0.2
Part, 0.2 part of drier, 0.2 part of polyurethane；
Wherein, B component includes: 35 parts of curing agent, 30 parts of zinc powder, 0.1 part of graphene, 5 parts of water, 0.2 part of dispersing agent, organic
0.1 part of bentonite, 0.1 part of defoaming agent.
The component A and the specific ratio of B component are 3:1.
Flexibility is good, difference of hardness, and water-fast resistance to smog is poor, and effect is general.
Example IV
Component A includes: 35 parts of low molecular weight epoxy lotion, 40 parts of high molecular weight epoxy lotion, 40 parts of water, levelling agent 0.5
Part, 0.5 part of drier, 0.5 part of polyurethane；
Wherein, B component includes: 45 parts of curing agent, 0.3 part of graphene, 15 parts of water, 0.3 part of dispersing agent, has 40 parts of zinc powder
0.3 part of machine bentonite, 0.3 part of defoaming agent.
The component A and the specific ratio of B component are 2:1.
Embodiment five
Component A include: 55 parts of low molecular weight epoxy lotion, 55 parts of high molecular weight epoxy lotion, 60 parts of water, 1 part of levelling agent,
2 parts of drier, 5 parts of polyurethane；
Wherein, B component includes: 70 parts of curing agent, 0.3 part of graphene, 15 parts of water, 0.5 part of dispersing agent, has 50 parts of zinc powder
0.3 part of machine bentonite, 0.3 part of defoaming agent.
The component A and the specific ratio of B component are 2:1.
It should be understood that
Graphene and one large sub- epoxy emulsion, drier, zinc powder optimum organization improve 500 hours left sides of salt spray resistance than market
The right side, material therefor VOC (volatile organic compounds) nearly 0, the product VOC worked it out are close to 0.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The some variations that may be made to some of them part embody the principle of the present invention, belong to the scope of protection of the present invention it
It is interior.
Claims (5)
1. a kind of aqueous salt spray resistance epoxy primer, comprising: component A and B component；
Wherein, component A includes: 15-55 parts of low molecular weight epoxy lotion, 20-55 parts of high molecular weight epoxy lotion, 20-60 parts of water,
0-1 parts of levelling agent, 0-2 parts of drier, 0-5 parts of polyurethane；
Wherein, B component includes: 25-70 parts of curing agent, 10-50 parts of zinc powder, 0-1 parts of graphene, 5-30 parts of water, dispersing agent 0-2
Part, 0-2 parts of organobentonite, 0-3 parts of defoaming agent.
2. a kind of aqueous salt spray resistance epoxy primer according to claim 1, which is characterized in that the levelling in the component A
Agent is between 0.1 part -0.5 part.
3. a kind of aqueous salt spray resistance epoxy primer according to claim 1, which is characterized in that urging in the component A is dry
Agent is between 0.3 part -0.8 part.
4. a kind of aqueous salt spray resistance epoxy primer according to claim 1, which is characterized in that the poly- ammonia in the component A
Ester is between 0.5-2 parts.
5. a kind of aqueous salt spray resistance epoxy primer according to claim 1, which is characterized in that the component A and B component have
Body ratio is 2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910612524.9A CN110283516A (en) | 2019-07-09 | 2019-07-09 | A kind of aqueous salt spray resistance epoxy primer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910612524.9A CN110283516A (en) | 2019-07-09 | 2019-07-09 | A kind of aqueous salt spray resistance epoxy primer |
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| Publication Number | Publication Date |
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| CN110283516A true CN110283516A (en) | 2019-09-27 |
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| CN201910612524.9A Pending CN110283516A (en) | 2019-07-09 | 2019-07-09 | A kind of aqueous salt spray resistance epoxy primer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111040570A (en) * | 2019-12-11 | 2020-04-21 | 广州集泰化工股份有限公司 | Water-based epoxy primer-topcoat integrated paint for stainless steel substrate and preparation method thereof |
-
2019
- 2019-07-09 CN CN201910612524.9A patent/CN110283516A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111040570A (en) * | 2019-12-11 | 2020-04-21 | 广州集泰化工股份有限公司 | Water-based epoxy primer-topcoat integrated paint for stainless steel substrate and preparation method thereof |
| CN111040570B (en) * | 2019-12-11 | 2021-09-28 | 广州集泰化工股份有限公司 | Water-based epoxy primer-topcoat integrated paint for stainless steel substrate and preparation method thereof |
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| PB01 | Publication | ||
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Application publication date: 20190927 |