CN109749573A - A kind of environment-friendly double-component water-based epoxy zinc-rich primer - Google Patents
A kind of environment-friendly double-component water-based epoxy zinc-rich primer Download PDFInfo
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- CN109749573A CN109749573A CN201811393120.7A CN201811393120A CN109749573A CN 109749573 A CN109749573 A CN 109749573A CN 201811393120 A CN201811393120 A CN 201811393120A CN 109749573 A CN109749573 A CN 109749573A
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Abstract
The invention proposes a kind of environment-friendly double-component water-based epoxy zinc-rich primer, including component A and B component, the weight ratio of the component A and B component is 10:3.Component A constituent includes: 5-15 parts of aqueous epoxy resins in parts by weight；2-21 parts of aqueous epoxy emulsion；5-30 parts of pigment；10-30 parts of zinc powder；4-21 parts of auxiliary agent；Its constituent of B component includes: 5-15 parts of aqueous epoxy curing agent in parts by weight；30-45 parts of deionized water.The present invention takes new formulation, pass through compound inhibition auxiliary agent, anticorrosion rustless property is promoted, and by the addition of compound zinc powder, dried coating film is fast, adhesive force is good, hardness is high, salt spray resistance and good antirust property, and using water as diluent, organic solvent is few, environmentally protective, VOC emission amount is low, and using effect is good.
Description
Technical field
The present invention relates to a kind of coating, in particular to a kind of environment-friendly double-component water-based epoxy zinc-rich primer.
Background technique
The epoxy zinc-enriched paint being currently, there are be largely it is solvent type, containing many organic solvents, not only to environment
Pollution is very big, and will also result in very big threat to the health of construction personnel.
In the prior art, water paint using water as diluent, without the coating of organic solvent, be free of benzene, toluene, diformazan
Benzene, formaldehyde, free TDI toxic heavy metal, nontoxic non-stimulated smell is harmless, free from environmental pollution.Water-thinned epoxy zinc-rich applies
Material greatly reduces the use of organic solvent, meets environmental requirement.
But the water-thinned epoxy zinc-rich coating function in existing market is relatively simple, can only solve traditional solvent-borne paint band
The volatilization harm come, but other comprehensive performances such as adhesive force, hardness, salt spray resistance and rustless property etc. and opposite conventional solvent
Type paint is declined, and therefore, it is necessary to develop a kind of not only environmental protection but also water-based epoxy zinc-rich primer with high performance.
Summary of the invention
The present invention proposes a kind of environment-friendly double-component water-based epoxy zinc-rich primer regarding to the issue above.
Specific technical solution is as follows:
A kind of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that including component A and B component, the component A and B
The weight ratio of component is 10:3.
Further, its constituent of component A includes: in parts by weight
5-15 parts of aqueous epoxy resins
2-21 parts of aqueous epoxy emulsion
5-30 parts of pigment
10-30 parts of zinc powder
4-21 parts of auxiliary agent.
Further, its constituent of B component includes: in parts by weight
5-15 parts of aqueous epoxy curing agent
30-45 parts of deionized water.
Further, the auxiliary agent is inhibition auxiliary agent, and the inhibition auxiliary agent is sodium molybdate, zinc sulfate, zinc acetate, potassium iodide
One of or it is a variety of.
Further, the inhibition auxiliary agent be sodium molybdate, neopelex, zinc acetate with weight ratio for 3:5:2
Mixed mixture.
Further, the zinc powder is the mixture of 800 mesh zinc powders and 500 mesh zinc powders.
Further, the zinc powder is the mixture that 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4.
Further, the aqueous epoxy curing agent is epoxy resin modification triethylene tetramine.
A kind of preparation method of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that preparation step is as follows:
(1) zinc powder is prepared, 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4, obtain zinc powder after mixing；
(2) preparation sustained release auxiliary agent is mixed sodium molybdate, neopelex, zinc acetate with weight ratio, mixing for 3:5:2
Inhibition auxiliary agent is obtained after uniformly；
(3) component A is prepared, aqueous epoxy resins, aqueous epoxy emulsion, pigment, zinc powder, auxiliary agent are sequentially placed into paint reaction kettle
In, mixing time 3-4H, stirring rate 550-600r/min obtain component A after mixing evenly；
(4) B component is prepared, aqueous epoxy curing agent, deionized water are sequentially placed into paint reaction kettle, mixing time 2-3H,
Stirring rate 650-800r/min, obtains B component after mixing evenly；
(5) component A and B component are sequentially placed into paint reaction kettle, stirring weight ratio is 10:3, and mixing time 1-3H is stirred
Rate 750-900r/min is mixed, obtains finished product after mixing evenly.
The invention has the benefit that
The present invention takes new formulation, and by compound inhibition auxiliary agent, anticorrosion rustless property is promoted, and passes through compound zinc powder
Addition, dried coating film is fast, adhesive force is good, hardness is high, salt spray resistance and good antirust property, and using water as diluent, organic solvent is few,
Environmentally protective, VOC emission amount is low, and using effect is good.The preparation method that the present invention uses is simple, and technique simplifies, only with stirring
The process mixed is produced, and combination reaction is few, does not generate pollution, green energy conservation.
Detailed description of the invention
Fig. 1 is paint reaction kettle schematic cross-sectional view.
Fig. 2 is half section structure diagram at Fig. 1 spray head.
Appended drawing reference: shell 1, bottom plate 2, suspension column 3, driving motor bracket 4, driving motor 5, stirring rod 6, agitating shaft 6-1,
Stirrer paddle 6-2, manhole 7, feed inlet 8, discharge port 9, cleaning motor 10, Simmer ring 11, cleaning seat 12, stirring convex block 13,
Cleansing tablet 14, cleaning pipe 15, spray head 16, spray orifice 16-1.
Specific embodiment
It is clear to be more clear technical solution of the present invention, below the present invention is described further, any pair of sheet
The technical characteristic of inventive technique scheme carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within the scope of the present invention.
Embodiment one
A kind of preparation method of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that preparation step is as follows:
(1) zinc powder is prepared, 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4, obtain zinc powder after mixing；
(2) preparation sustained release auxiliary agent is mixed sodium molybdate, neopelex, zinc acetate with weight ratio, mixing for 3:5:2
Inhibition auxiliary agent is obtained after uniformly；
(3) component A is prepared, aqueous epoxy resins, aqueous epoxy emulsion, pigment, zinc powder, auxiliary agent are sequentially placed into paint reaction kettle
In, mixing time 3H, stirring rate 550r/min obtain component A after mixing evenly；
(4) B component is prepared, aqueous epoxy curing agent, deionized water are sequentially placed into paint reaction kettle, mixing time 2H is stirred
Rate 650r/min is mixed, obtains B component after mixing evenly；
(5) component A and B component are sequentially placed into paint reaction kettle, stirring weight ratio is 10:3, mixing time 1H, stirring
Rate 750r/min, obtains finished product after mixing evenly.
Its constituent of component A includes: in parts by weight
5 parts of aqueous epoxy resins
2 parts of aqueous epoxy emulsion
5 parts of pigment
10 parts of zinc powder
4 parts of auxiliary agent.
Its constituent of B component includes: in parts by weight
5 parts of aqueous epoxy curing agent
30 parts of deionized water.
Paint reaction kettle used in preparation process, including shell, bottom plate, suspension column, driving motor bracket, driving motor,
Stirring rod, manhole, feed inlet, discharge port, cleaning motor, Simmer ring, cleaning seat, stirring convex block, cleansing tablet, cleaning pipe, spray
Head, the cylindrical shape of shell are hollow structure, the bottom plate rectangular plate structure, the suspension column circumferentially setting
In the housing bottom outer wall, each described suspension column one end and the oblique fixed setting of the shell, the suspension column other end and institute
Bottom plate is stated to achieve a fixed connection by fastener；The driving motor bracket is set to housing tip center, vertical with shell solid
Fixed connection；The driving motor is fixedly installed on housing tip by driving motor bracket, the stirring rod include agitating shaft and
Stirrer paddle, the agitating shaft are in round bar shape structure, and agitating shaft top one end is through shell, driving motor bracket and transmission
Motor is vertically fixedly connected, and the stirrer paddle is in " S " type structure, and the stirrer paddle is set to the agitating shaft bottom end two
Side, is in integral structure, and the stirrer paddle is set in the shell；The manhole is set to housing tip side；It is described
Feed inlet is set to housing tip side, and the discharge port is set to housing bottom side；The cleaning motor is set to shell
Bottom side, the cleaning seat fitting are set to the inner walls bottom end, and described cleaning motor one end is through shell and the cleaning
Seat realizes and is vertically fixedly connected that the cleaning motor realizes that dynamic sealing is connect by Simmer ring with the shell, the stirring
Convex block is circumferentially set to the cleaning seat top surface, and the stirring convex block and the cleaning seat are in integral structure；The cleansing tablet
Quantity is two panels, every piece of L-shaped structure in cleansing tablet section, and the every cleansing tablet is respectively arranged at the cleaning seat two
Side, the every cleansing tablet bottom end are fixedly connected with cleaning seat side；The cleaning pipe is set to the housing tip, described clear
Clean pipe and the shell are vertically through connection, and the spray head is set to the cleaning tube bottom end, the cylindrical shape of spray head,
For hollow structure, the spray head outer wall is circumferentially with spray orifice, and the cleaning pipe is with the spray head top vertically through connection.
Further, the cleaning motor realizes be fixedly connected vertical with bottom plate by fastener with the bottom plate.
Further, the cleaning seat bottom shape and the housing bottom surface inner wall shape are adapted, the cleaning seat top
Face is in convex structure.
Further, each stirring convex block top surface is in convex structure.
Further, the every cleansing tablet is in up-narrow and down-wide structure, and the every cleansing tablet fits in the shell
Wall setting, the every cleaning plate shape and the inner walls shape are adapted.
Further, the fastener is one of setscrew, bolt, nut, screw, tapping screw or a variety of.
The working principle of paint reaction kettle is:
In use, opening driving motor, driving motor drives stirring rod rotation, stirring rod bottom end stirrer paddle rotation, by raw material
It is put into shell from feed inlet, cleaning motor can be opened simultaneously, cleaning motor rotation drives cleaning seat rotation, upper part of the housing
Raw material is stirred by stirrer paddle turning effort, and the raw material of housing bottom is stirred by cleaning the stirring convex block of seat bottom end
It mixes, the raw material of inner walls is stirred by cleansing tablet, at the end of stirring, opens raw material in discharge port discharge shell；This hair
When Ming and Qing is clean, will cleaning pipe connect diluent or other clean solutions, the cleaned pipe of solution enters in spray head, through spray orifice spray to
In inner walls and stirring rod, the raw material of the adherency in inner walls starts to dissolve by the cleaning action of solution, and by clear
Waste liquid is discharged by discharge port in the clean rotation effect of striking off drainage downwards, and the raw material adhered on stirring rod is dissolved by solution,
And act on waste liquor stream by the rotating centrifugal of stirring rod down toward housing bottom, and be discharged together from discharge port, it completes in shell
Cleaning action.
Paint reaction kettle has the beneficial effect that
(1) radius is stirred when increasing stirring, the raw material at housing bottom, side wall dead angle can be sufficiently stirred, avoid stirring
Dead angle, stirring efficiency are high.
(2) cleaning action can be achieved, inner walls and the raw material of stirring rod adhering on surface can be cleaned, under guarantee
One is cleaned completely using enclosure interior when the reaction kettle, and raw material generates error when avoiding that equipment stirring is used for multiple times.
Embodiment two
Compared to embodiment one, the present embodiment the difference is that:
A kind of preparation method of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that preparation step is as follows:
(1) zinc powder is prepared, 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4, obtain zinc powder after mixing；
(2) preparation sustained release auxiliary agent is mixed sodium molybdate, neopelex, zinc acetate with weight ratio, mixing for 3:5:2
Inhibition auxiliary agent is obtained after uniformly；
(3) component A is prepared, aqueous epoxy resins, aqueous epoxy emulsion, pigment, zinc powder, auxiliary agent are sequentially placed into paint reaction kettle
In, mixing time 4H, stirring rate 600r/min obtain component A after mixing evenly；
(4) B component is prepared, aqueous epoxy curing agent, deionized water are sequentially placed into paint reaction kettle, mixing time 3H is stirred
Rate 800r/min is mixed, obtains B component after mixing evenly；
(5) component A and B component are sequentially placed into paint reaction kettle, stirring weight ratio is 10:3, mixing time 3H, stirring
Rate 900r/min, obtains finished product after mixing evenly.
Its constituent of component A includes: in parts by weight
15 parts of aqueous epoxy resins
21 parts of aqueous epoxy emulsion
30 parts of pigment
30 parts of zinc powder
21 parts of auxiliary agent.
Its constituent of B component includes: in parts by weight
15 parts of aqueous epoxy curing agent
45 parts of deionized water.
Embodiment three
Compared to embodiment one, the present embodiment the difference is that:
A kind of preparation method of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that preparation step is as follows:
(1) zinc powder is prepared, 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4, obtain zinc powder after mixing；
(2) preparation sustained release auxiliary agent is mixed sodium molybdate, neopelex, zinc acetate with weight ratio, mixing for 3:5:2
Inhibition auxiliary agent is obtained after uniformly；
(3) component A is prepared, aqueous epoxy resins, aqueous epoxy emulsion, pigment, zinc powder, auxiliary agent are sequentially placed into paint reaction kettle
In, mixing time 3.5H, stirring rate 580r/min obtain component A after mixing evenly；
(4) B component is prepared, aqueous epoxy curing agent, deionized water are sequentially placed into paint reaction kettle, mixing time 2.5H,
Stirring rate 700r/min, obtains B component after mixing evenly；
(5) component A and B component are sequentially placed into paint reaction kettle, stirring weight ratio is 10:3, mixing time 2H, stirring
Rate 800r/min, obtains finished product after mixing evenly.
Its constituent of component A includes: in parts by weight
7 parts of aqueous epoxy resins
13 parts of aqueous epoxy emulsion
22 parts of pigment
24 parts of zinc powder
15 parts of auxiliary agent.
Its constituent of B component includes: in parts by weight
12 parts of aqueous epoxy curing agent
38 parts of deionized water.
The key technical indexes of the invention is as follows
Color: grey
60 ° of gloss: dumb light
Specific gravity: about 2.41 Kg/L
Weight solid part: >=85%
Volume solid part: >=60%
Theoretical 40 μm: 160g/ ㎡ of spreading rate dry film
23 ± 2 DEG C of drying time: surface drying≤2h do solid work≤for 24 hours, 15d is fully cured.
Flexibility :≤1mm
Pencil hardness: 2H
Impact resistance: 50cm
Adhesive force (scratch) :≤1 grade
Storage period 23 ± 2 DEG C: 12 months.
Claims (9)
1. a kind of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that including component A and B component, the component A
Weight ratio with B component is 10:3.
2. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as described in claim 1, it is characterized in that, its composition of component A
Ingredient includes: in parts by weight
5-15 parts of aqueous epoxy resins
2-21 parts of aqueous epoxy emulsion
5-30 parts of pigment
10-30 parts of zinc powder
4-21 parts of auxiliary agent.
3. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as described in claim 1, it is characterized in that, its composition of B component
Ingredient includes: in parts by weight
5-15 parts of aqueous epoxy curing agent
30-45 parts of deionized water.
4. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as claimed in claim 2, it is characterized in that, the auxiliary agent is slow
Auxiliary agent is lost, the inhibition auxiliary agent is one of sodium molybdate, zinc sulfate, zinc acetate, potassium iodide or a variety of.
5. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as claimed in claim 2, it is characterized in that, the inhibition auxiliary agent
For sodium molybdate, neopelex, zinc acetate with weight ratio be 3:5:2 mixing mixture.
6. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as claimed in claim 2, it is characterized in that, the zinc powder is
The mixture of 800 mesh zinc powders and 500 mesh zinc powders.
7. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as claimed in claim 2, it is characterized in that, the zinc powder is
The mixture that 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4.
8. a kind of environment-friendly double-component water-based epoxy zinc-rich primer as claimed in claim 3, it is characterized in that, the water-base epoxy
Curing agent is epoxy resin modification triethylene tetramine.
9. a kind of preparation method of environment-friendly double-component water-based epoxy zinc-rich primer, which is characterized in that preparation step is as follows:
Zinc powder is prepared, 800 mesh zinc powders are mixed with 500 mesh zinc powders with weight ratio 3:4, obtain zinc powder after mixing；
Sodium molybdate, neopelex, zinc acetate are mixed with weight ratio for 3:5:2, are uniformly mixed by preparation sustained release auxiliary agent
After obtain inhibition auxiliary agent；
Component A is prepared, aqueous epoxy resins, aqueous epoxy emulsion, pigment, zinc powder, auxiliary agent are sequentially placed into paint reaction kettle,
Mixing time 3-4H, stirring rate 550-600r/min, obtains component A after mixing evenly；
B component is prepared, aqueous epoxy curing agent, deionized water are sequentially placed into paint reaction kettle, mixing time 2-3H, is stirred
Rate 650-800r/min, obtains B component after mixing evenly；
Component A and B component are sequentially placed into paint reaction kettle, stirring weight ratio is 10:3, mixing time 1-3H, stirring speed
Rate 750-900r/min, obtains finished product after mixing evenly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811393120.7A CN109749573A (en) | 2018-11-21 | 2018-11-21 | A kind of environment-friendly double-component water-based epoxy zinc-rich primer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811393120.7A CN109749573A (en) | 2018-11-21 | 2018-11-21 | A kind of environment-friendly double-component water-based epoxy zinc-rich primer |
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| CN109749573A true CN109749573A (en) | 2019-05-14 |
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| CN201811393120.7A Pending CN109749573A (en) | 2018-11-21 | 2018-11-21 | A kind of environment-friendly double-component water-based epoxy zinc-rich primer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110194920A (en) * | 2019-05-23 | 2019-09-03 | 重庆三峡油漆股份有限公司 | A kind of acid resistance epoxy resin enamel and preparation method thereof |
| CN110746801A (en) * | 2019-05-29 | 2020-02-04 | 丹阳市现代实业有限公司 | Green and environment-friendly water-based paint and preparation method thereof |
| CN114086793A (en) * | 2021-12-14 | 2022-02-25 | 南京康泰建筑灌浆科技有限公司 | Intelligent grouting equipment for two-component epoxy resin |
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| CN104774526A (en) * | 2015-01-22 | 2015-07-15 | 南京长江涂料有限公司 | Room temperature-curing two-component aqueous epoxy zinc-rich primer |
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| CN107573816A (en) * | 2017-10-12 | 2018-01-12 | 山东七维新材料有限公司 | A kind of high-performance water-based two component epoxy zinc rich primer and preparation method thereof |
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| CN101104771A (en) * | 2007-08-20 | 2008-01-16 | 维新环保涂料（深圳）有限公司 | Water-based epoxy zinc-rich primer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110194920A (en) * | 2019-05-23 | 2019-09-03 | 重庆三峡油漆股份有限公司 | A kind of acid resistance epoxy resin enamel and preparation method thereof |
| CN110746801A (en) * | 2019-05-29 | 2020-02-04 | 丹阳市现代实业有限公司 | Green and environment-friendly water-based paint and preparation method thereof |
| CN114086793A (en) * | 2021-12-14 | 2022-02-25 | 南京康泰建筑灌浆科技有限公司 | Intelligent grouting equipment for two-component epoxy resin |
| CN114086793B (en) * | 2021-12-14 | 2023-03-03 | 南京康泰建筑灌浆科技有限公司 | Intelligent grouting equipment for two-component epoxy resin |
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