CN103146282A - High-solid-content polyamine-adduct-modified epoxy resin coating combination for ballast tank - Google Patents
High-solid-content polyamine-adduct-modified epoxy resin coating combination for ballast tank Download PDFInfo
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- CN103146282A CN103146282A CN2011104012305A CN201110401230A CN103146282A CN 103146282 A CN103146282 A CN 103146282A CN 2011104012305 A CN2011104012305 A CN 2011104012305A CN 201110401230 A CN201110401230 A CN 201110401230A CN 103146282 A CN103146282 A CN 103146282A
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Abstract
The invention provides a high-solid-content polyamine-adduct-modified epoxy resin coating combination for a ballast tank, and devices coated with the composition can be cleaned by tap water. The coating combination is composed of component A and component B, wherein the component A comprises bisphenol A type epoxy resin, bisphenol F type epoxy resin, pigment fillers and additives, and the component B comprises an addition type curing agent which is an adduct of epoxy resin and polyamine. The coating combination provided by the invention has characteristics of long using time, and thus time is long enough for cleaning the coated devices by water during a construction process, thereby being safe and environmental protective, and providing convenience for cleaning work after the construction. The coating combination can be used in shipbuilding, steel structures, bridges and other fields of anticorrosion and heavy anti-corrosion, and especially used as anticorrosion coating on surfaces of ballast water tanks of ships.
Description
Technical field
The present invention relates to a kind of coating composition, particularly relate to a kind of high solids content polyamine affixture modified epoxy ballast tank coating composition, this coating coating equipment used can clean with tap water.
Background technology
The two component epoxy heavy-duty coating has obtained a large amount of application owing to having excellent protection against corrosion, mechanical property and chemical resistant properties in fields such as steel construction and boats and ships.Corrosion-resistant epoxy paint can be divided into solvent-borne type, no-solvent type and water-borne coatings, and solvent based coating is owing to containing a large amount of solvents, and VOC content is high, and construction and environment are caused certain harm, and its equipment washing needs solvent, does not meet environmental requirement.Aqueous heavy anti-corrosion paint is the inexorable trend of paint development, has the advantages such as asepsis environment-protecting, easy construction cleaning, but because it is with high content of technology, also just is at present the research and development experimental stage, does not also obtain a large amount of popularizations and application.No-solvent type ballast for cruising water tank epoxy coating has low VOC, does not contain the characteristics such as solvent, enjoy the favor of each unit in charge of construction, but the no-solvent type anticorrosive coating still needs to clean with thinner or solvent in construction equipment washing used later, can cause equally the pollution of environment and operate the shortcomings such as inconvenient.
Summary of the invention
The purpose of this invention is to provide a kind of thick high solids content ballast for cruising water tank epoxy coating that is coated with that can water cleans coating equipment, to overcome above-mentioned the deficiencies in the prior art.
For achieving the above object, the present invention introduces hydrophilic radical by using a kind of polyamine affixture or aliphatic polyamine affixture solidifying agent to carry out modification to epoxy resin; Volatilize through hydrophilic radical after filming, make solidifying agent return to the virgin state of common solidifying agent, after curing of coating, its performance still can keep the film performance of no-solvent type epoxy coating, but its equipment can clean by water, for the cleaning work after construction provides convenience.Specifically by the following technical solutions:
A kind of coating composition that can wash by water coating equipment is comprised of A component and B component, and wherein: the A component comprises A type epoxy resin, Type B epoxy resin, color stuffing and auxiliary agent; The B component is the add-on type solidifying agent; The weight part of each component is as follows:
Described A type epoxy resin is selected from one or more in bisphenol A type epoxy resin, methylol bisphenol A type epoxy resin, bisphenol-A epoxy resin and organic-silicon-modified bisphenol A type epoxy resin;
Described Type B epoxy resin is selected from one or more in bisphenol f type epoxy resin, bisphenol-s epoxy resin or dihydroxyphenyl propane D type epoxy resin.
Described add-on type solidifying agent is the polyamine affixture.
Preferably, described add-on type solidifying agent is selected from aliphatic polyamine affixture and alicyclic polyamine affixture.
Preferred, described solidifying agent is selected the aliphatic polyamine affixture.
Particularly preferred, the solid content of described aliphatic polyamine affixture solidifying agent is that 60～90wt%, viscosity are that 100～4400mpa.s, reactive hydrogen equivalent are 120～380.
Preferably, described A type epoxy resin is selected bisphenol A type epoxy resin.
Preferably, the epoxy equivalent (weight) of described A type epoxy resin is 100-200, more preferably 180-190.
Preferably, described Type B epoxy resin is selected bisphenol f type epoxy resin.
Preferably, the epoxy equivalent (weight) of described Type B epoxy resin is 150-200, more preferably 160-180.
Preferably, described color stuffing is selected from one or more in zinc phosphate, mica powder, silver-colored aluminium paste, aluminium triphosphate, process white, talcum powder and titanium dioxide.
Preferably, described color stuffing comprises the component of following weight part:
Preferably, described auxiliary agent is selected from one or more in wetting dispersing agent, flow agent, defoamer and anti-settling agent.
Preferably, described auxiliary agent comprises the component of following weight part:
Wetting dispersing agent 0.1～0.5
Flow agent 0.5-2.0
Defoamer 0.05-0.5
Anti-settling agent 0.1-0.5.
Preferably, described wetting dispersing agent is selected one or more in electric neutrality poly carboxylic acid alkylammonium salt, polymeric carboxylic class, anionic liquid dispersant.
Preferably, described flow agent is selected one or both in the flow agents such as Voncoat R 3310 (multipolymer), silicone modified polyacrylate and polysiloxane.
Preferably, described defoamer is selected a kind of in the defoamers such as silicone based polysiloxane compound, mineral oil polymkeric substance.
Preferably, described anti-settling agent is selected one or more in the anti-settling agents such as polyamide wax, white carbon black or wilkinite.
The present invention also further discloses the method for aforementioned coating composition, it is characterized in that: the preparation process of described A component comprises step: by proportioning, other components of thinking except mica powder and aluminium powder in bisphenol A type epoxy resin, bisphenol f type epoxy resin, color stuffing and auxiliary agent are mixed, then be ground to fineness less than 40 microns, add again mica powder and aluminium powder to be uniformly dispersed, namely obtain the A component.
Aforementioned coating composition provided by the present invention, its A component and B component be storage separately, mixes during use again.Wherein, the B component is polyamine affixture or aliphatic polyamine affixture solidifying agent, and after A, two kinds of components of B were fully mixed, highly stable under liquid state, the serviceable time can reach 12 hours not gels; After spraying (brush or roller coating), the hydrophilic radical volatilization due to wherein makes its virgin state that is reduced into solventless epoxy coating, film-forming then, and the film-forming surface drying time is in the 3h left and right on matrix.To have a serviceable time long due to aforementioned coating composition provided by the present invention, therefore has sufficiently long time water to clean coating equipment in construction process, safety and environmental protection not only, and convenience is provided for the cleaning work after construction.Can be used in boats and ships, steel construction, bridge etc. are anticorrosion and weigh corrosion-resistant field, in particular as the protective system on ballast for cruising water tank surface.
Embodiment
Further set forth the present invention below in conjunction with embodiment.Should be understood that these embodiment only are used for explanation the present invention, but not limit the scope of the invention.
Embodiment 1:
The formula of A component (weight part) is as follows:
B component: the BECKOPOX VEH2106 type product that (U.S.'s cyanogen is special) company produces.
The preparation of A component: the stainless mixing that bisphenol A type epoxy resin, bisphenol f type epoxy resin, thinner, wetting dispersing agent, defoamer, flow agent, zinc phosphate, titanium dioxide, barium sulfate, anti-settling agent is joined 100 liters is mixed in tank, high-speed stirring mixes, then be ground to 40um with interior fineness with three-roller, high speed dispersion 30min, then add mica powder and silver-colored aluminium paste, be uniformly dispersed, the A component is packed to get in discharging.
The B component is directly carried out packing and is got final product.
Using method: be to stir after the proportioning of 5: 2 is worked good according to weight ratio with A component and B component, about slaking 15 minutes, if the too high available a small amount of distilled water of viscosity dilutes, add-on is no more than 5% of total amount, on (through sandblast or Shot Blasting and scribble shop primer) the steel plate ground that adopts the method for airless spraying, brushing or roller coating to be coated on, measure wet-film thickness 350 microns left and right, solidified 7-10 days.Equipment after having sprayed can clean up with tap water.
Embodiment 2:
The formula of A component (weight part) is as follows:
B component: the BECKOPOX VEH2177 type product that (U.S.'s cyanogen is special) company produces.
The preparation of A component: the stainless mixing that bisphenol A type epoxy resin, bisphenol f type epoxy resin, thinner, wetting dispersing agent, defoamer, flow agent, zinc phosphate, titanium dioxide, talcum powder, anti-settling agent is joined 100 liters is mixed in tank, high-speed stirring mixes, then be ground to 40um with interior fineness with three-roller, high speed dispersion 30min, then add mica powder and silver-colored aluminium paste, be uniformly dispersed, the A component is packed to get in discharging.
The B component is directly carried out packing and is got final product.
Using method: be to stir after the proportioning of 5: 1 is worked good according to weight ratio with A component and B component, about slaking 15 minutes, if the too high available a small amount of distilled water of viscosity dilutes, add-on is no more than 5% of total amount, on (through sandblast or Shot Blasting and scribble shop primer) the steel plate ground that adopts the method for airless spraying, brushing or roller coating to be coated on, measure wet-film thickness 350 microns left and right, solidified 7-10 days.Spray gun after having sprayed was cleaned up by water with interior all being easy at 0-12 hour.
Embodiment 3:
The formula of A component (weight part) is as follows:
B component: the BECKOPOX VEH2189 type product that (U.S.'s cyanogen is special) company produces.
The preparation of A component: the stainless mixing that bisphenol A type epoxy resin, bisphenol f type epoxy resin, thinner, wetting dispersing agent, defoamer, flow agent, zinc phosphate, titanium dioxide, barium sulfate, anti-settling agent is joined 100 liters is mixed in tank, high-speed stirring mixes, then be ground to 40um with interior fineness with three-roller, high speed dispersion 30min, then add mica powder and silver-colored aluminium paste, be uniformly dispersed, the A component is packed to get in discharging.
The B component is directly carried out packing and is got final product.
Using method: be to stir after the proportioning of 5: 1 is worked good according to weight ratio with A component and B component, about slaking 15 minutes, if the too high available a small amount of distilled water of viscosity dilutes, add-on is no more than 5% of total amount, on (through sandblast or Shot Blasting and scribble shop primer) the steel plate ground that adopts the method for airless spraying, brushing or roller coating to be coated on, measure wet-film thickness 350 microns left and right, solidified 7-10 days.Spray gun after having sprayed was cleaned up by water with interior all being easy at 0-12 hour.
Coating property and detection test:
With the test plate (panel) degreasing and rust removal, then sandblast reaches the Sa2.5 higher level, spray the warm and sunny pure dissolubility shop primer that foreignizes work material Science and Technology Ltd., build is at 20 ± 5 microns, aging after two months with high-pressure airless spraying gun spraying above-mentioned highly filled ballast for cruising water tank epoxy coating provided by the present invention, make build 320～350 microns left and right, the model edge sealing, finish-drying was tested after 10 days.
1. water can be washed test: after the good paint of spray, clean with tap water, result shows that the spray gun after having sprayed all was easy to by wash clean with interior at 0-12 hour.
2. coating property detects test: will spray the model of getting well and number respectively and carry out various Performance Detection
● drawing sticking power test: before adopting ISO 4624:2002 or GB/T 5210-1985 standard to do respectively salt fog and the sticking power after salt fog
● the simulation water ballast tank condition test time is 6 months:
(1). 50 ℃ the heating 12 hours, 20 ℃ cooling 12 hours, with the simulation deck condition.Test plate (panel) is simulated boats and ships pitching and rolling motion periodically with natural or artificial seawater spilling.Spilling is spaced apart 3 seconds or shorter.The line of traversing the test plate (panel) width and being deep to ground is arranged on test plate (panel).
(2). the effect of a zinc sacrificial anode one assessment galvanic protection is installed.The circular artificial holiday of the diameter 8mm hole that exposed ground is arranged on the test plate (panel) that distance anode 100mm goes out is with the effect of assessment galvanic protection.The test plate (panel) circulation immersion is in natural or artificial seawater.
(3). the test plate (panel) back side is cooling, forms a thermograde, is pressed in the cooling bulkhead in cabin to simulate a top margin, with natural or artificial seawater spilling, with simulation boats and ships pitching and rolling motion.Thermograde is approximately 20 ℃, spatters to be spaced apart 3 seconds or shorter.The line of traversing the test plate (panel) width and being deep to ground is arranged on test plate (panel).
(4). with natural or artificial seawater circulation spilling, with simulation boats and ships pitching and rolling motion, spilling is spaced apart 3 seconds or shorter.The line of traversing the test plate (panel) width and being deep to ground is arranged on test plate (panel).
(5). be to expose 6 months under 70 ℃ of conditions in drying and temperature, with the loading bin of heating at the bottom of simulated dual-layer and the bulkhead between water ballast tank.
● condensation cabin test: test according to the continuous condensation method of ISO6270-1:1998 standard, the time is 6 months,
● bubble and corrosion: with reference to ISO4628-2:2003 and ISO4628-3:2003 standard testing, 6 months time.
● salt-fog resistant test: 6 months test durations.
● anti-gasoline (93#): soaked in 12 months.
● sea water resistance soaks: 3 months (60 ± 5 ℃).
● acid proof test: 5% acetic acid soaked 3 months.
Test result is as follows:
Table 1
Claims (10)
1. a coating composition, be comprised of A component and B component, and wherein: the A component comprises A type epoxy resin, Type B epoxy resin, color stuffing and auxiliary agent; The B component is the add-on type solidifying agent; The weight part of each component is as follows:
Described A type epoxy resin is selected from one or more in bisphenol A type epoxy resin, methylol bisphenol A type epoxy resin, bisphenol-A epoxy resin and organic-silicon-modified bisphenol A type epoxy resin;
Described Type B epoxy resin is selected from one or more in bisphenol f type epoxy resin, bisphenol-s epoxy resin or dihydroxyphenyl propane D type epoxy resin.
2. coating composition as claimed in claim 1, is characterized in that, described add-on type solidifying agent is the polyamine affixture.
3. coating composition as claimed in claim 1, is characterized in that, described add-on type solidifying agent is selected from aliphatic polyamine affixture and alicyclic polyamine affixture.
4. coating composition as claimed in claim 3, is characterized in that, described add-on type solidifying agent is the aliphatic polyamine affixture.
5. coating composition as claimed in claim 1, is characterized in that, described A type epoxy resin is bisphenol A type epoxy resin.
6. coating composition as claimed in claim 1, is characterized in that, the epoxy equivalent (weight) of described A type epoxy resin is 100-200.
7. coating composition as claimed in claim 1, is characterized in that, described Type B epoxy resin is bisphenol f type epoxy resin.
8. coating composition as claimed in claim 1, is characterized in that, the epoxy equivalent (weight) of described Type B epoxy resin is 150-200.
9. described coating composition as arbitrary in claim 1-8, is characterized in that, described color stuffing is selected from one or more in zinc phosphate, mica powder, silver-colored aluminium paste, aluminium triphosphate, process white, talcum powder and titanium dioxide.
10. described coating composition as arbitrary in claim 1-8, is characterized in that, described auxiliary agent is selected from one or more in wetting dispersing agent, flow agent, defoamer and anti-settling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110401230.5A CN103146282B (en) | 2011-12-06 | 2011-12-06 | High-solid-content polyamine-adduct modified epoxy ballast tank paint composition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110401230.5A CN103146282B (en) | 2011-12-06 | 2011-12-06 | High-solid-content polyamine-adduct modified epoxy ballast tank paint composition |
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| Publication Number | Publication Date |
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| CN103146282A true CN103146282A (en) | 2013-06-12 |
| CN103146282B CN103146282B (en) | 2015-08-19 |
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| CN201110401230.5A Expired - Fee Related CN103146282B (en) | 2011-12-06 | 2011-12-06 | High-solid-content polyamine-adduct modified epoxy ballast tank paint composition |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104356858A (en) * | 2014-10-28 | 2015-02-18 | 广州腾威科技有限公司 | Epoxy resin coating and preparation method thereof |
| CN106047065A (en) * | 2016-07-01 | 2016-10-26 | 洛阳双瑞防腐工程技术有限公司 | Solvent-free epoxy glass flake coating for sea splash zone steel structures and preparation method thereof |
| CN113337187A (en) * | 2021-06-10 | 2021-09-03 | 上海佳船工程监理发展有限公司 | Ship ballast tank bottom surface integrated paint and ship ballast tank coating process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5320871A (en) * | 1992-06-05 | 1994-06-14 | Springborn Laboratories, Inc. | Underwater coating for submerged substrates |
| CN101514273A (en) * | 2008-02-22 | 2009-08-26 | 鲁毅 | Epoxy coating and preparation method thereof |
-
2011
- 2011-12-06 CN CN201110401230.5A patent/CN103146282B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5320871A (en) * | 1992-06-05 | 1994-06-14 | Springborn Laboratories, Inc. | Underwater coating for submerged substrates |
| CN101514273A (en) * | 2008-02-22 | 2009-08-26 | 鲁毅 | Epoxy coating and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104356858A (en) * | 2014-10-28 | 2015-02-18 | 广州腾威科技有限公司 | Epoxy resin coating and preparation method thereof |
| CN106047065A (en) * | 2016-07-01 | 2016-10-26 | 洛阳双瑞防腐工程技术有限公司 | Solvent-free epoxy glass flake coating for sea splash zone steel structures and preparation method thereof |
| CN113337187A (en) * | 2021-06-10 | 2021-09-03 | 上海佳船工程监理发展有限公司 | Ship ballast tank bottom surface integrated paint and ship ballast tank coating process |
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| CN103146282B (en) | 2015-08-19 |
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Granted publication date: 20150819 Termination date: 20181206 |