CN102786865A - Seawater corrosion-resistant epoxy paint and manufacturing method thereof - Google Patents
Seawater corrosion-resistant epoxy paint and manufacturing method thereof Download PDFInfo
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- CN102786865A CN102786865A CN2012102816640A CN201210281664A CN102786865A CN 102786865 A CN102786865 A CN 102786865A CN 2012102816640 A CN2012102816640 A CN 2012102816640A CN 201210281664 A CN201210281664 A CN 201210281664A CN 102786865 A CN102786865 A CN 102786865A
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Abstract
The invention relates to a seawater corrosion-resistant epoxy paint and a manufacturing method thereof. The manufacturing method comprises the following steps of adding modified phenolic epoxy resin and bisphenol-F-epoxy resin into a mixed solvent of dimethylbenzene, diacetone alcohol and n-butyl alcohol; adding titanium dioxide, aluminium triphosphate, alumina powder, silica micropowder, sericite powder, carbon black, an aluminate coupling agent, polymethyl alkyl siloxane solution and polyamide wax into the mixture; blending, stirring and grinding the materials to prepare A liquid of the seawater corrosion-resistant paint; adding aliphatic amine and modified phenolic amine into mixed solution of absolute ethyl alcohol and dimethylbenzene to prepare B liquid; and mixing the A liquid and the B liquid to prepare the seawater corrosion-resistant epoxy paint. The paint can be used for curing at 0 DEG C, has excellent storage stability and very good adhesion, abrasion resistance, flushing resistance and seawater resistance, and can be applied to splashing areas and underwater corrosion resistance of ships, marine platforms, marine work steel structures and the like.
Description
Technical field
The present invention relates to the technical field of seawater corrosion prevention coating, relate in particular to a kind of splash zone that can be used for boats and ships, ocean platform and maritime works's steel structure etc. and reach the epoxy coating and the method for manufacture thereof of etch-proof seawater corrosion resistance under water.
Background technology
Ocean environment is a kind of corrosive environment of complicacy; In this environment; Seawater itself is a kind of strong corrosive medium; Ripple, wave, tide, stream produce low frequency toward combined stress and impact to hardware again simultaneously, add that marine microorganism, settled organism and their meta-bolites etc. are all to the direct or indirect booster action of corrosion induced.Marine corrosion mainly is a local corrosion, promptly begins from component surface, and the corrosion that in zonule very, takes place is like galvanic corrosion, pitting attack, crevice corrosion etc.In addition, also have low frequency corrosion fatigue, stress corrosion and microbiological corrosion etc.Usually, hardware is the highest in the general corrosion speed of Sea Water Splashing Zone (referring to the wave that stormy waves, morning and evening tides etc. evoke, the zone that spittle splatter arrives).The measure that prevents marine corrosion is except that correct design hardware, reasonable material, and also having the coating on the material also is etch-proof important factor.
The coating of existing seawater corrosion resistance is used for the splash zone and the protection against corrosion under water of boats and ships, ocean platform and maritime works's steel structure etc., and sea water resistance is preferably arranged, and its weak point is that paint film is crisp firmly, and shock resistance is relatively poor, sticking power is lower.
For this reason, planner of the present invention is because above-mentioned defective through concentrating on studies and designing, comprehensively is engaged in for a long time the experience and the achievement of related industries for many years, and research and design goes out a kind of epoxy coating and method of manufacture thereof of seawater corrosion resistance, to overcome above-mentioned defective.
Summary of the invention
The object of the present invention is to provide a kind of epoxy coating and method of manufacture thereof of seawater corrosion resistance, it can improve resistance to corrosion seawater, also has good sticking power, wear resistance, snappiness, and makes easy, with low cost.
For realizing above-mentioned purpose; The invention discloses a kind of epoxy coating of seawater corrosion resistance; Form by A liquid and B liquid; Wherein, comprise following composition in the A liquid: modified phenolic epoxy resin, bisphenol f type epoxy resin, YLENE, diacetone alcohol, propyl carbinol, aluminum oxide powder, white titanium pigment, sericite in powder, aluminium triphosphate, silicon powder, carbon black, aluminate coupling agent, gather methyl alkyl siloxane solution and polyamide wax; Comprise following composition in the B liquid: aliphatic amide, modified phenolic amine, absolute ethyl alcohol and YLENE; Mix with B liquid by A liquid in use and apply after forming coating.
Wherein: A liquid is by 1 weight part modified phenolic epoxy resin; 0.1～0.6 weight part bisphenol f type epoxy resin; 0.1～1 weight part YLENE; 0.1～0.5 weight part diacetone alcohol; 0.05～0.5 weight part propyl carbinol; 0.05～0.9 weight part aluminum oxide powder; 0.01～0.5 weight part white titanium pigment; 0.05～0.8 sericite in powder; 0.01～0.5 weight part aluminium triphosphate; 0.01～0.5 weight part silicon powder; 0.01～0.1 weight part carbon black; 0.01～0.2 weight part aluminate coupling agent; 0.01～0.1 weight part gathers methyl alkyl siloxane solution; 0.01～0.1 weight parts of polyamide wax is formed; B liquid is processed by 0.1～0.9 weight part aliphatic amide, 0.1～0.9 weight part modified phenolic amine, 0.1～0.5 weight part absolute ethyl alcohol and 0.1～0.5 weight part YLENE mixing solutions, is mixed by 1 weight part A liquid and 0.1～0.3 weight part B liquid during use.
Wherein: A liquid is by 1 weight part modified phenolic epoxy resin; 0.4 weight part bisphenol f type epoxy resin; 0.3 weight part YLENE; 0.2 weight part diacetone alcohol; 0.15 weight part propyl carbinol; 0.4 weight part aluminum oxide powder; 0.05 weight part white titanium pigment; 0.2 weight part sericite in powder; 0.3 weight part aluminium triphosphate; 0.3 weight part silicon powder; 0.02 weight part carbon black; 0.05 weight part aluminate coupling agent; 0.01 weight part gathers methyl alkyl siloxane solution; 0.02 weight parts of polyamide wax is formed; B liquid is mixed and made into by 0.6 weight part aliphatic amide, 0.4 weight part modified phenolic amine, 0.3 weight part absolute ethyl alcohol and 0.1 weight part YLENE, is mixed by 1 weight part A liquid and 0.2 weight part B liquid during use.
Wherein: A liquid is by 1 weight part modified phenolic epoxy resin; 0.35 weight part bisphenol f type epoxy resin; 0.5 weight part YLENE; 0.25 weight part diacetone alcohol; 0.25 weight part propyl carbinol; 0.3 weight part aluminum oxide powder; 0.05 weight part white titanium pigment; 0.1 weight part sericite in powder; 0.25 weight part aluminium triphosphate; 0.2 weight part silicon powder; 0.02 weight part carbon black; 0.05 weight part aluminate coupling agent; 0.05 weight part gathers methyl alkyl siloxane solution; 0.04 weight parts of polyamide wax is formed; B liquid is mixed and made into by 0.5 weight part aliphatic amide, 0.5 weight part modified phenolic amine, 0.4 weight part absolute ethyl alcohol and 0.1 weight part YLENE, is mixed by 1 weight part A liquid and 0.3 weight part B liquid during use.
Also disclose a kind of method of manufacture of epoxy coating of seawater corrosion resistance, the step of this method is following:
Earlier with modified phenolic epoxy resin, bisphenol f type epoxy resin, aluminate coupling agent, gather in the mixed solvent that methyl alkyl siloxane solution, polyamide wax joins YLENE, diacetone alcohol, propyl carbinol in addition dispersing and dissolving; Carry out high-speed stirring then; When stirring, add aluminum oxide powder, sericite in powder, white titanium pigment, aluminium triphosphate, silicon powder and carbon black; Behind the high-speed stirring 0.5h, grind 0.5～1h with sand mill again and process A liquid;
Mix stirring by aliphatic amide, modified phenolic amine, absolute ethyl alcohol and YLENE and process B liquid.
Through said structure, the epoxy coating of seawater corrosion resistance of the present invention and method of manufacture thereof have following beneficial effect:
1, coating has good sticking power, shock-resistance, wear resistance, sea water resistance and salt fog resistance, and especially salt fog resistance is greater than 5000h, and wear resistance (1000g/1000r) is less than 20 μ g, and shock-resistance is greater than 10J.Can be used for the splash zone and the protection against corrosion under water of boats and ships, ocean platform and maritime works's steel structure etc.
2, manufacturing approach craft is simple, need not specific installation, and price is low.
3, widely applicable, can be used for the splash zone and the protection against corrosion under water of boats and ships, ocean platform and maritime works's steel structure etc.
The present invention will further describe in detail through following specific embodiment.
Embodiment
The epoxy coating of the seawater corrosion resistance that the present invention relates to is made up of A liquid and B liquid; Wherein, comprise following composition in the A liquid: modified phenolic epoxy resin, bisphenol f type epoxy resin, YLENE, diacetone alcohol, propyl carbinol, aluminum oxide powder, white titanium pigment, sericite in powder, aluminium triphosphate, silicon powder, carbon black, aluminate coupling agent, gather methyl alkyl siloxane solution and polyamide wax; Comprise following composition in the B liquid: aliphatic amide, modified phenolic amine, absolute ethyl alcohol and YLENE; Mix with B liquid by A liquid in use and apply after forming coating.
Preferably: the A liquid of the epoxy coating of seawater corrosion resistance and the concrete composition of B liquid are following: A liquid is by 1 weight part modified phenolic epoxy resin; 0.1～0.6 weight part bisphenol f type epoxy resin; 0.1～1 weight part YLENE; 0.1～0.5 weight part diacetone alcohol; 0.05～0.5 weight part propyl carbinol; 0.05～0.9 weight part aluminum oxide powder; 0.01～0.5 weight part white titanium pigment; 0.05～0.8 sericite in powder; 0.01～0.5 weight part aluminium triphosphate; 0.01～0.5 weight part silicon powder; 0.01～0.1 weight part carbon black; 0.01～0.2 weight part aluminate coupling agent; 0.01～0.1 weight part gathers methyl alkyl siloxane solution; 0.01～0.1 weight parts of polyamide wax is formed; B liquid is processed by 0.1～0.9 weight part aliphatic amide, 0.1～0.9 weight part modified phenolic amine, 0.1～0.5 weight part absolute ethyl alcohol and 0.1～0.5 weight part YLENE mixing solutions, is mixed by 1 weight part A liquid and 0.1～0.3 weight part B liquid during use.
The method of manufacture of the epoxy coating of this seawater corrosion resistance does; The manufacturing step of A liquid: earlier 1 weight part modified phenolic epoxy resin, 0.1～0.6 weight part bisphenol f type epoxy resin, 0.01～0.2 weight part aluminate coupling agent, 0.01～0.1 weight part are gathered in the mixed solvent that methyl alkyl siloxane solution, 0.01～0.1 weight parts of polyamide wax joins 0.1～1 weight part YLENE, 0.1～0.5 weight part diacetone alcohol, 0.05～0.5 weight part propyl carbinol in addition dispersing and dissolving; Carry out high-speed stirring then; Add 0.05～0.9 weight part aluminum oxide powder, 0.05～0.8 weight part sericite in powder, 0.01～0.5 weight part white titanium pigment, 0.01～0.5 weight part aluminium triphosphate, 0.01～0.5 weight part silicon powder, 0.01～0.1 weight part carbon black during stirring; Behind the high-speed stirring 0.5h, grind 0.5～1h with sand mill and process A liquid; The manufacturing step of B liquid: 0.1～0.9 weight part aliphatic amide, 0.1～0.9 weight part modified phenolic amine, 0.1～0.5 weight part absolute ethyl alcohol and 0.1～0.5 weight part YLENE are mixed the back stirring process B liquid, mix by 1 weight part A liquid and 0.1～0.3 weight part B liquid during use.
For the better advantage of the epoxy coating of explanation seawater corrosion resistance of the present invention, two embodiment are provided below the explanation that experimentizes:
Embodiment one:
The A liquid of the epoxy coating of seawater corrosion resistance is by 1 weight part modified phenolic epoxy resin; 0.4 weight part bisphenol f type epoxy resin; 0.3 weight part YLENE; 0.2 weight part diacetone alcohol; 0.15 weight part propyl carbinol; 0.4 weight part aluminum oxide powder; 0.05 weight part white titanium pigment; 0.2 weight part sericite in powder; 0.3 weight part aluminium triphosphate; 0.3 weight part silicon powder; 0.02 weight part carbon black; 0.05 weight part aluminate coupling agent; 0.01 weight part gathers methyl alkyl siloxane solution; 0.02 weight parts of polyamide wax is formed; B liquid is mixed and made into by 0.6 weight part aliphatic amide, 0.4 weight part modified phenolic amine, 0.3 weight part absolute ethyl alcohol and 0.1 weight part YLENE, is mixed by 1 weight part A liquid and 0.2 weight part B liquid during use.
The method of manufacture of the epoxy coating of this seawater corrosion resistance is following: earlier 1 weight part modified phenolic epoxy resin, 0.4 weight part bisphenol f type epoxy resin, 0.05 weight part aluminate coupling agent, 0.01 weight part are gathered in the mixed solvent that methyl alkyl siloxane solution, 0.02 weight parts of polyamide wax joins 0.3 weight part YLENE, 0.2 weight part diacetone alcohol, 0.15 weight part propyl carbinol in addition dispersing and dissolving; Carry out high-speed stirring then; When stirring, add 0.4 weight part aluminum oxide powder, 0.2 weight part sericite in powder, 0.05 weight part white titanium pigment, 0.3 weight part aluminium triphosphate, 0.3 weight part silicon powder, 0.02 weight part carbon black; Behind the high-speed stirring 0.5h, grind 0.5～1h with sand mill again and process A liquid; Mix stirring by 0.6 weight part aliphatic amide, 0.4 weight part modified phenolic amine, 0.3 weight part absolute ethyl alcohol and 0.1 weight part YLENE and process B liquid, mix by 1 weight part A liquid and 0.2 weight part B liquid during use.
The salt fog resistance of the epoxy coating of embodiment one is greater than 6000h, and wear resistance (1000g/1000r) has reached better anticorrosion effect less than 15 μ g.
Embodiment two:
The A liquid of the epoxy coating of seawater corrosion resistance is by 1 weight part modified phenolic epoxy resin; 0.35 weight part bisphenol f type epoxy resin; 0.5 weight part YLENE; 0.25 weight part diacetone alcohol; 0.25 weight part propyl carbinol; 0.3 weight part aluminum oxide powder; 0.05 weight part white titanium pigment; 0.1 weight part sericite in powder; 0.25 weight part aluminium triphosphate; 0.2 weight part silicon powder; 0.02 weight part carbon black; 0.05 weight part aluminate coupling agent; 0.05 weight part gathers methyl alkyl siloxane solution; 0.04 weight parts of polyamide wax is formed; B liquid is mixed and made into by 0.5 weight part aliphatic amide, 0.5 weight part modified phenolic amine, 0.4 weight part absolute ethyl alcohol and 0.1 weight part YLENE, is mixed by 1 weight part A liquid and 0.3 weight part B liquid during use.
The method of manufacture of the epoxy coating of this seawater corrosion resistance is following: earlier 1 weight part modified phenolic epoxy resin, 0.35 weight part bisphenol f type epoxy resin, 0.05 weight part aluminate coupling agent, 0.05 weight part are gathered in the mixed solvent that methyl alkyl siloxane solution, 0.04 weight parts of polyamide wax joins 0.5 weight part YLENE, 0.25 weight part diacetone alcohol, 0.25 weight part propyl carbinol in addition dispersing and dissolving; Carry out high-speed stirring then; When stirring, add 0.3 weight part aluminum oxide powder, 0.1 weight part sericite in powder, 0.05 weight part white titanium pigment, 0.25 weight part aluminium triphosphate, 0.2 weight part silicon powder, 0.02 weight part carbon black; Behind the high-speed stirring 0.5h, grind 0.5～1h with sand mill again and process A liquid; Mix stirring by 0.5 weight part aliphatic amide, 0.5 weight part modified phenolic amine, 0.4 weight part absolute ethyl alcohol and 0.1 weight part YLENE and process B liquid, mix by 1 weight part A liquid and 0.2 weight part B liquid during use.
The salt fog resistance of the epoxy coating of embodiment two is greater than 5000h, and wear resistance (1000g/1000r) has reached anticorrosion effect preferably less than 20 μ g.
The epoxy coating of seawater corrosion resistance of the present invention and method of manufacture thereof by modified phenolic epoxy resin and bisphenol f type epoxy resin solution, add that antirust, the wear-resisting color stuffing of a spot of auxiliary agent and some amount is formulated.In modified phenolic epoxy resin that in manufacturing processed, uses and the bisphenol f type epoxy resin molecular structure groups such as a large amount of hydroxyls, ether are arranged; Active epoxy group(ing) can form very firm chemical bond with the interface metal atomic reaction in solidification process; Strengthened the sticking power of coating and base material, and made that coating is hard, snappiness good.The sheet structure of sericite in powder, the permeation pathway that has prolonged the pair ion paint film has improved the sea water resistance and the salt spray resistance of paint film.The aluminum oxide powder that uses in the pigment, silicon powder have good performances such as good chemical stability, acid-alkali-corrosive-resisting, hardness be big, can further improve the corrodibility such as wear resistance, shock resistance and sea water resistance of paint film.The close inorganic end of aluminate coupling agent and close organic end can be respectively with inorganic filler surface and organic resin generation chemical reaction or form tangled structure; Strengthened the interface compatibility of inorganic powder and organic resin; Not only can make fillers dispersed all even, and can improve adhesive force of coatings greatly.Gather methyl alkyl siloxane solution and reduce the surface tension of coating system, improved and flowed with leveling characteristics and help to eliminate the bubble in the coating.The polyamide wax that uses helps to improve the thixotropy and the application property of coating, improves the stability in storage of coating.
It is obvious that, and above description and record only are for example rather than in order to limit disclosure of the present invention, application or use.Though described in an embodiment; But the present invention is not limited in optimal mode that the conduct described among the embodiment thinks the at present specific examples with the instruction of embodiment of the present invention, and scope of the present invention will comprise any embodiment of the specification sheets that falls into the front and appended claim.
Claims (5)
1. the epoxy coating of a seawater corrosion resistance; Form by A liquid and B liquid; Wherein, comprise following composition in the A liquid: modified phenolic epoxy resin, bisphenol f type epoxy resin, YLENE, diacetone alcohol, propyl carbinol, aluminum oxide powder, white titanium pigment, sericite in powder, aluminium triphosphate, silicon powder, carbon black, aluminate coupling agent, gather methyl alkyl siloxane solution and polyamide wax; Comprise following composition in the B liquid: aliphatic amide, modified phenolic amine, absolute ethyl alcohol and YLENE; Mix with B liquid by A liquid in use and apply after forming coating.
2. the epoxy coating of seawater corrosion resistance as claimed in claim 1 is characterized in that: A liquid by 1 weight part modified phenolic epoxy resin, 0.1～0.6 weight part bisphenol f type epoxy resin, 0.1～1 weight part YLENE, 0.1～0.5 weight part diacetone alcohol, 0.05～0.5 weight part propyl carbinol, 0.05～0.9 weight part aluminum oxide powder, 0.01～0.5 weight part white titanium pigment, 0.05～0.8 sericite in powder, 0.01～0.5 weight part aluminium triphosphate, 0.01～0.5 weight part silicon powder, 0.01～0.1 weight part carbon black, 0.01～0.2 weight part aluminate coupling agent, 0.01～0.1 weight part gather methyl alkyl siloxane solution, 0.01～0.1 weight parts of polyamide wax is formed; B liquid is processed by 0.1～0.9 weight part aliphatic amide, 0.1～0.9 weight part modified phenolic amine, 0.1～0.5 weight part absolute ethyl alcohol and 0.1～0.5 weight part YLENE mixing solutions, is mixed by 1 weight part A liquid and 0.1～0.3 weight part B liquid during use.
3. the epoxy coating of seawater corrosion resistance as claimed in claim 2 is characterized in that: A liquid by 1 weight part modified phenolic epoxy resin, 0.4 weight part bisphenol f type epoxy resin, 0.3 weight part YLENE, 0.2 weight part diacetone alcohol, 0.15 weight part propyl carbinol, 0.4 weight part aluminum oxide powder, 0.05 weight part white titanium pigment, 0.2 weight part sericite in powder, 0.3 weight part aluminium triphosphate, 0.3 weight part silicon powder, 0.02 weight part carbon black, 0.05 weight part aluminate coupling agent, 0.01 weight part gather methyl alkyl siloxane solution, 0.02 weight parts of polyamide wax is formed; B liquid is mixed and made into by 0.6 weight part aliphatic amide, 0.4 weight part modified phenolic amine, 0.3 weight part absolute ethyl alcohol and 0.1 weight part YLENE, is mixed by 1 weight part A liquid and 0.2 weight part B liquid during use.
4. the epoxy coating of seawater corrosion resistance as claimed in claim 2 is characterized in that: A liquid by 1 weight part modified phenolic epoxy resin, 0.35 weight part bisphenol f type epoxy resin, 0.5 weight part YLENE, 0.25 weight part diacetone alcohol, 0.25 weight part propyl carbinol, 0.3 weight part aluminum oxide powder, 0.05 weight part white titanium pigment, 0.1 weight part sericite in powder, 0.25 weight part aluminium triphosphate, 0.2 weight part silicon powder, 0.02 weight part carbon black, 0.05 weight part aluminate coupling agent, 0.05 weight part gather methyl alkyl siloxane solution, 0.04 weight parts of polyamide wax is formed; B liquid is mixed and made into by 0.5 weight part aliphatic amide, 0.5 weight part modified phenolic amine, 0.4 weight part absolute ethyl alcohol and 0.1 weight part YLENE, is mixed by 1 weight part A liquid and 0.3 weight part B liquid during use.
5. like the method for manufacture of the epoxy coating of arbitrary described seawater corrosion resistance among the claim 1-4, the step of this method is following:
Earlier with modified phenolic epoxy resin, bisphenol f type epoxy resin, aluminate coupling agent, gather in the mixed solvent that methyl alkyl siloxane solution, polyamide wax joins YLENE, diacetone alcohol, propyl carbinol in addition dispersing and dissolving; Carry out high-speed stirring then; When stirring, add aluminum oxide powder, sericite in powder, white titanium pigment, aluminium triphosphate, silicon powder and carbon black; Behind the high-speed stirring 0.5h, grind 0.5～1h with sand mill again and process A liquid;
Mix stirring by aliphatic amide, modified phenolic amine, absolute ethyl alcohol and YLENE and process B liquid.
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| CN103351739A (en) * | 2013-06-28 | 2013-10-16 | 中国海洋大学 | Anti-fouling and corrosion-resistant coating composition and application thereof on ships or structures in water |
| CN103820007A (en) * | 2013-12-11 | 2014-05-28 | 青岛海洋新材料科技有限公司 | Elastic antiskid deck paint and preparation method thereof |
| CN104559653A (en) * | 2013-10-29 | 2015-04-29 | 中国石油天然气集团公司 | Hydrogenated bisphenol A epoxy deck paint and preparation method thereof |
| CN105176320A (en) * | 2014-06-23 | 2015-12-23 | 天津中油渤星工程科技有限公司 | Anti-scouring and friction reduction drinking water pipeline internal anticorrosion paint and manufacturing method |
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Application publication date: 20121121 |