CN101885941B - Underwater epoxy resin coating and preparation method thereof - Google Patents
Underwater epoxy resin coating and preparation method thereof Download PDFInfo
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- CN101885941B CN101885941B CN2010102584644A CN201010258464A CN101885941B CN 101885941 B CN101885941 B CN 101885941B CN 2010102584644 A CN2010102584644 A CN 2010102584644A CN 201010258464 A CN201010258464 A CN 201010258464A CN 101885941 B CN101885941 B CN 101885941B
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- 238000000576 coating method Methods 0.000 title claims abstract description 54
- 239000011248 coating agent Substances 0.000 title claims abstract description 53
- 239000003822 epoxy resin Substances 0.000 title claims abstract description 37
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 72
- 150000001412 amines Chemical class 0.000 claims abstract description 36
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000006229 carbon black Substances 0.000 claims abstract description 18
- 229920000642 polymer Polymers 0.000 claims abstract description 16
- 239000004005 microsphere Substances 0.000 claims abstract description 4
- 239000002245 particle Substances 0.000 claims description 21
- 238000009736 wetting Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 9
- 229920002647 polyamide Polymers 0.000 claims description 8
- 239000004952 Polyamide Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 5
- 150000004982 aromatic amines Chemical class 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- GTACSIONMHMRPD-UHFFFAOYSA-N 2-[4-[2-(benzenesulfonamido)ethylsulfanyl]-2,6-difluorophenoxy]acetamide Chemical group C1=C(F)C(OCC(=O)N)=C(F)C=C1SCCNS(=O)(=O)C1=CC=CC=C1 GTACSIONMHMRPD-UHFFFAOYSA-N 0.000 claims description 2
- 101710130081 Aspergillopepsin-1 Proteins 0.000 claims description 2
- 102100031007 Cytosolic non-specific dipeptidase Human genes 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims description 2
- 229920000058 polyacrylate Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 11
- 150000001875 compounds Chemical group 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract 2
- 239000004850 liquid epoxy resins (LERs) Substances 0.000 abstract 2
- 239000000049 pigment Substances 0.000 abstract 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 25
- 229910001868 water Inorganic materials 0.000 description 25
- 238000010276 construction Methods 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 239000004567 concrete Substances 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 239000004902 Softening Agent Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 125000004469 siloxy group Chemical group [SiH3]O* 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Paints Or Removers (AREA)
Abstract
The invention discloses an underwater epoxy resin coating and a preparation method thereof. The underwater epoxy resin coating consists of a component A and a component B, wherein the component A is a composition of liquid epoxy resin, polymer hollow microspheres, white carbon black, pigment and filler; the component B is a compound curing agent blended by hydrophilic amine curing agent and oleophilic curing agent; in the component A, the mass ratio of the liquid epoxy resin to the polymer hollow microspheres to the white carbon black to the pigment and filler is 60-70: 0.05-0.1: 2-6: 30-40, and the mass sum of the components is 100; and in the component B, the mass ratio of the hydrophilic amine curing agent to the oleophilic curing agent is 1: 3-4. The mass ratio of the component A to the component B is 1: 0.25-0.35. The coating has excellent adhesive force on wet surface of underwater metallic structure and nonmetallic structure materials; the coating has good leveling property, good film formation property and smooth coating, and can form a thick film at one time; and the formed film has good protection effect on the surface of the coated material.
Description
Technical field
The present invention relates to a kind of epoxypaint and preparation method thereof, especially relate to a kind of underwater epoxy resin coating and preparation method thereof.
Background technology
Continuous development along with marine petroleum exploitation industry, port and pier, hydropower station and shipping industry; Many engineering structures that are in ocean environment; As drill cabin etc. in bracing frame, trestle, piling bar, hull bottom and the boats and ships of winning apparatus, drilling unit, offshore oil and gas storage tank, line of pipes; Because be immersed in the seawater throughout the year or receive the fluctuation of tidewater and splash, the erosion of sea life and some mobiles; Make the original preservative coat of structure wreck, produce corrosion, and these structures are difficult to move to land and keep in repair.In addition; Engineerings such as Structural Engineering in the fresh water such as dyke, reservoir, sluice, underwater pipeline; And mine, tunnel, bathing pool, hot spring, swimming pool, tank, aqua storage tank, moist local underground storehouse etc.; Iron and steel and other metal buildings, concrete constructions etc. under water also all are prone to current and corrode, and are easy to generate corrosion.In order to prolong the work-ing life of these steelwork and concrete structure, guarantee safety in production, all need adopt the solidified anticorrosive coating of constructing under water, to prevent the corrosion of all kinds of water surroundings.
Because the greatest differences of water surrounding and air ambient, the common coating of application very easily in air, construction is but very difficult under water.The existence of water is a unfavorable factor maximum in coating application and the curing of coating process.
As underwater brushable paint (being called for short " underwater coating compound "), the characteristic that should possess is: can directly carry out application to iron structure and concrete structural surface under water with suitable coating equipment; Can replace water and be attached directly on the steel surface or concrete surface that is coated with, and can be in water film-forming; Good Corrosion Protection is arranged; In water, iron and steel, concrete surface had good sticking power; To ground good wettability to be arranged; Filmed shock resistance, wear-resisting, anti-permeability performance.
The membrane formation mechanism of underwater coating compound is: coating arranges most of water through mechanical presses from the coated article surface; To remain in the big coating composition of coated surface avidity and to be coated with lip-deep moisture and to suck coating; In the paint solidification process, the moisture in the coating is squeezed coating; Cured coating is firmly attached on the coated article surface.
At present, underwater coating compound mainly contains vibrin system, ethenoid resin system and epoxy-resin systems.The coating that the vibrin system forms is thin and soft, is vulnerable to damage; The ethenoid resin system need add solvent, is unfavorable for construction, in water, solidifies not exclusively, and environment is had pollution; Epoxy-resin systems is good to substrate adhesion.Therefore, adopt the epoxypaint system more.
Owing to be bonding under water, bonding surface is attached with water, and the oleophilicity of existing underwater epoxy resin coating is strong, owes desirable to the wet surface adhesion force of metal construction, nonmetal structure material, and leveling characteristics, film-forming properties also have room for improvement.
Summary of the invention
The objective of the invention is to overcome the above-mentioned defective that existing epoxy type underwater coating compound exists; Provide a kind of there is fabulous sticking power on the wet surface of metal construction, nonmetal structure material under water; Good leveling property; Can disposable formation thick film, smooth coating is smooth, the material surface that is applied is had underwater epoxy resin coating of good protection effect and preparation method thereof.
The objective of the invention is to realize through following technical scheme:
The present invention's underwater epoxy resin coating; Constitute by A component and B component; The A component is the compsn of liquid-state epoxy resin, polymer hollow particles, WHITE CARBON BLACK and color stuffing, and the B component is the composite curing agent that wetting ability amine curing agent and oleophilicity solidifying agent are mixed and form;
In the said A component, the quality proportioning of liquid-state epoxy resin, polymer hollow particles, WHITE CARBON BLACK and color stuffing is 60-70:0.05-0.1:2-6:30-40, and each constituent mass proportioning sum is 100;
In the said B component, the quality proportioning of wetting ability amine curing agent and oleophilicity solidifying agent is 1:3-4.
The quality proportioning of A component and B component is: epoxy resin in the A component: B component=1:0.25-0.35.
Said liquid-state epoxy resin is that molecular weight is 300-500; It under the room temperature liquid low-molecular-weight epoxy resin; Be preferably the LV liquid-state epoxy resin of viscosity 400-2000mPa.s; Like YD515 epoxy resin or E-51 epoxy resin, volumetric shrinkage was less when this based epoxy resin was prone to process high solid coating and curing.
The solidifying agent of epoxy type underwater coating compound will have suitable viscosity and physical and mechanical properties, and good construction performance and suitable solidification rate under water.
Generally contain-NH
2Solidifying agent, can produce the hydrogen bond action stronger to ground than water, improve the sticking power of base-material to the metallic surface, make other corrosion factor be difficult to infiltrate.But contain-NH
2Solidifying agent in water, have certain water-solublely, the solution loss of generation can influence solidification effect.
The solidifying agent that the present invention selects for use is the composite curing agent that hydrophilic water dissolubility fat amine curing agent and two types of solidifying agent of oleophilicity solidifying agent are mixed and form.
Said water-soluble fatty amine curing agent can be PEPA fatty amine curing agent, TEPA fatty amine curing agent, TETA fatty amine curing agent, 590 fatty amine curing agents, 591 fatty amine curing agents, 593 fatty amine curing agents, 594 fatty amine curing agents or 595 fatty amine curing agents.
Said oleophilicity solidifying agent is aromatic amine curing agent or polyamide-based solidifying agent.
Said aromatic amine curing agent can be T31 amine curing agent, 810 amine curing agents, YH-82 amine curing agent, CD32-2 amine curing agent, 701 amine curing agents, 702 amine curing agents or 703 amine curing agents.
Said polyamide-based solidifying agent can be 650 polyamide curing agents or 651 polyamide curing agents.
Additive polymer polyacrylate(s) hollow microsphere, single particle diameter are a kind of table tennis shaped polymer elastomericss less than 1 micron, its aggregate tap density 6-50kg/m
3, have fabulous chemical resistance.The gas of microballoon inner sealing is given microballoon has bigger deformability, can obviously strengthen the impact strength and the toughness of polymkeric substance.This impact strength and flexible improve similar with the effect that adds softening agent and toughner, but softening agent and toughner can move inner generation of polymkeric substance, and the impact strength of polymkeric substance and toughness are descended.This transport phenomena then can not take place in polymer microballoon, thereby consequent impact strength and toughness are persistent.Polymer hollow particles owing to the ball effect of " table tennis ", can effectively be improved the coating and the leveling characteristics of coating as additive.The tap density of polymer hollow particles is minimum, only 6-50kg/m
3, the density of adding back coating descends, and can effectively reduce the sagging phenomenon that coating produces because of terrestrial gravitation.
The present invention selects for use WHITE CARBON BLACK (staple is an aerosil) to do supporting material.WHITE CARBON BLACK is white amorphous meal, light weight and loose, density≤0.128g/cm
3, water insoluble.The nacrostructure particle of WHITE CARBON BLACK is spherical.Contact with face between the single particle, be the dendritic connecting structure of chain (transient structure).Chain branch structure acts on hydrogen bond force again mutually, formation one aggregate round and round.Progenitor is atomic thin, and light weight becomes the accumulative fine particle behind the absorption moisture in air.There is hydroxyl in the WHITE CARBON BLACK microparticle surfaces.Mainly contain and isolate three kinds of hydroxyls, adjacent hydroxyl, siloxy.Wherein adjacent hydroxyl is extremely important to the absorption of polar material.The existence of these groups makes the WHITE CARBON BLACK surface have very strong wetting ability.This wetting ability can strengthen coating and the moist metal and the bonding force of concrete surface under water, helps improving the sticking power of coating on the surface of wetting.WHITE CARBON BLACK surface-area and dispersive ability are bigger, and the physical strength and the anti-tear index of polymkeric substance is significantly improved.WHITE CARBON BLACK density≤0.128g/cm
3, after the interpolation, the density of coating descends, and helps the coating sag prevention.WHITE CARBON BLACK has water absorbability, and this water absorbability helps being adsorbed in the steam that is applied the surface and gets into the inside of filming, and strengthens the bonding force of filming and being applied the surface.The WHITE CARBON BLACK specific surface area is big, and particle is little, and structural height has reinforced effects to macromolecular material, also can make coating system that thixotropy is arranged, and helps the coating construction of coating and the sagging of the back coating that prevents to construct.
Said color stuffing should be selected at least a in ground barium sulfate, red iron oxide, the iron mica for use.Add color stuffing,, also can improve anticorrosion with coat erosion function except that reducing the manufacturing cost.
The present invention's underwater epoxy resin coating A, B two components are packed respectively.
The preparation method of underwater epoxy resin coating of the present invention may further comprise the steps:
A component preparation: color stuffing with after liquid-state epoxy resin mixes, is ground to particle diameter≤30 micron of color stuffing particle with three-roller, adds WHITE CARBON BLACK again, after stirring, the adding polymer hollow particles, the after-filtration that stirs is packed.
B component preparation: wetting ability amine curing agent and oleophilicity solidifying agent press the predetermined quality proportioning respectively after the weighing, and mixing stirs, and packs.
The raw material that the present invention uses, all there is sale in market.
Constructional method: press the predetermined quality proportioning earlier, take by weighing A component, B component, mix, after stirring, can be coated with construction; During the coating construction, with coating and repeatedly roll extrusion of coated face, the adsorption moisture on venting surface is to strengthen the bonding force of coating and moist surface with spreading implement.
The A component for preparing and the compound of B component should be coated with in 1 hour and finish.
The present invention's underwater epoxy resin coating has fabulous sticking power to the wet surface of metal construction, nonmetal structure material under water, and good leveling property can disposable formation thick film, and smooth coating is smooth, and the material surface that is applied is had the good protection effect.
Embodiment
Below in conjunction with embodiment the present invention is done further explain.
Embodiment 1-6 prescription sees that table 1 1-12 is capable.
The preparation method:
A component preparation: color stuffing with after liquid-state epoxy resin mixes, is ground to particle diameter≤30 micron of color stuffing particle with three-roller, adds WHITE CARBON BLACK again, after stirring, add polymer hollow particles, restir is even, and filtration is packed.
B component preparation: after wetting ability and two types of solidifying agent of oleophilicity press the weighing of predetermined quality proportioning, mixing stirred, and packs.
Application test: take by weighing the A component 1kg for preparing, B component 0.15kg after stirring, is coated with on underwater metal and the concrete structure.All there are good film-forming properties (range estimation) and sticking power (will test coating and be coated on the steel plate that derusts, and solidify and use the cross-hatching evaluation, grade after 7 days: be excellent-sticking power 100%; Very-sticking power 95-99%; Generally-sticking power 90-95%; Difference-sticking power is less than 90%), erosion resistance is good, and (employing saline soak method is estimated: solidify in the 5wt% sodium chloride aqueous solution that is soaked in 23 ℃ after 7 days, taking-up is dried the back and is observed grade after 7 days: the surperficial no change of excellent-film, steel plate non-corroding; Very-the film surface slightly turns white the steel plate non-corroding; Generally-there is the bubble less than 2mm on the film surface, steel plate non-corroding point; There is the bubble greater than 2mm on difference-film surface, and steel plate has the corrosion point).The surface drying time 30-100min that films under water, about 24-72 of completion of cure time hour.Particular case sees that table 1 13-17 is capable.
Claims (5)
1. underwater epoxy resin coating; It is characterized in that; Be made up of A component and B component, the A component is the compsn of liquid-state epoxy resin, polymer hollow particles, WHITE CARBON BLACK and color stuffing, and the B component is the composite curing agent that wetting ability amine curing agent and oleophilicity solidifying agent are mixed and form;
In the said A component, the quality proportioning of liquid-state epoxy resin, polymer hollow particles, WHITE CARBON BLACK and color stuffing is 60-70:0.05-0.1:2-6:30-40, and each constituent mass proportioning sum is 100;
Said liquid-state epoxy resin is that molecular weight is 300-500, and viscosity is the liquid-state epoxy resin of 400-2000mPa.s;
Said polymer hollow particles is the polyacrylate(s) hollow microsphere, and single particle diameter is a kind of table tennis shaped polymer elastomerics less than 1 micron, and its aggregate tap density is 6-50kg/m
3
In the said B component composite curing agent, the quality proportioning of wetting ability amine curing agent and oleophilicity solidifying agent is 1:3-4;
Said wetting ability amine curing agent is water-soluble fatty amine curing agent;
Said oleophilicity solidifying agent is oleophilicity aromatic amine curing agent or polyamide curing agent;
The quality proportioning of said A component and B component is 1:0.25-0.35.
2. underwater epoxy resin coating as claimed in claim 1 is characterized in that, said liquid-state epoxy resin is YD515 epoxy resin or E-51 epoxy resin.
3. according to claim 1 or claim 2 underwater epoxy resin coating is characterized in that said water-soluble fatty amine curing agent is PEPA fatty amine curing agent, TEPA fatty amine curing agent, TETA fatty amine curing agent.
4. according to claim 1 or claim 2 underwater epoxy resin coating; It is characterized in that said oleophilicity aromatic amine curing agent is T31 amine curing agent, 810 amine curing agents, YH-82 amine curing agent, CD32-2 amine curing agent, 701 amine curing agents, 702 amine curing agents or 703 amine curing agents;
Said oleophilicity polyamide curing agent is 650 polyamide curing agents or 651 polyamide curing agents.
5. the preparation method of
a kind of underwater epoxy resin coating according to claim 1; It is characterized in that, may further comprise the steps:
A component preparation: color stuffing with after liquid-state epoxy resin mixes, is ground to particle diameter≤30 micron of color stuffing particle with three-roller, adds WHITE CARBON BLACK again, after stirring, the adding polymer hollow particles, the after-filtration that stirs is packed;
B component preparation: wetting ability amine curing agent and oleophilicity solidifying agent press the predetermined quality proportioning respectively after the weighing, and mixing stirs, and packs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102584644A CN101885941B (en) | 2010-08-20 | 2010-08-20 | Underwater epoxy resin coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102584644A CN101885941B (en) | 2010-08-20 | 2010-08-20 | Underwater epoxy resin coating and preparation method thereof |
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| Publication Number | Publication Date |
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| CN101885941A CN101885941A (en) | 2010-11-17 |
| CN101885941B true CN101885941B (en) | 2012-01-25 |
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| US20140243437A1 (en) * | 2013-02-28 | 2014-08-28 | Eun Sung Lee | Paint Composition For Forming Three-Dimensional Film |
| CN103254730B (en) * | 2013-04-09 | 2015-08-05 | 刘庆芳 | A kind of take low molecular weight bisphenol S type epoxy resin as powder coating of major ingredient and preparation method thereof |
| DE102013007917A1 (en) | 2013-05-10 | 2014-11-13 | Mankiewicz Gebr. & Co. (Gmbh & Co. Kg) | Composition for the production of putties and method for the production and processing of putties |
| CN104448719B (en) * | 2014-11-13 | 2017-01-25 | 哈尔滨工程大学 | Organic and inorganic hollow microsphere compounded deepwater buoyancy material and preparation method thereof |
| CN105255363A (en) * | 2015-10-26 | 2016-01-20 | 自贡市汇龙堂文化艺术有限公司 | Imitation animal skin coloring agent and preparation method thereof |
| CN107177276A (en) * | 2017-05-11 | 2017-09-19 | 惠州市惠阳区嘉泰涂料有限公司 | A kind of container watersoluble metal heavy anti-corrosion epoxy inner face paint and preparation method thereof |
| CN107141914A (en) * | 2017-05-16 | 2017-09-08 | 惠州市惠阳区嘉泰涂料有限公司 | A kind of container water-based metal heavy antisepsis acrylic acid top-coat and preparation method thereof |
| CN107805000B (en) * | 2017-10-30 | 2021-03-26 | 重庆亲禾生态环境科技有限公司 | Epoxy brick that permeates water |
| CN111441608A (en) * | 2020-05-28 | 2020-07-24 | 建修科技有限公司 | Method for repairing bottom of swimming pool |
| CN115448667A (en) * | 2022-09-29 | 2022-12-09 | 科顺民用建材有限公司 | Anti-sagging waterproof mortar composition, anti-sagging waterproof mortar and preparation method and application thereof |
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| CN1752162A (en) * | 2004-09-22 | 2006-03-29 | 沈阳中科防腐蚀工程技术有限公司 | Ocean heavy corrosion-proof coating and preparing process thereof |
| CN101781505B (en) * | 2010-01-27 | 2011-12-07 | 沈阳中科腐蚀控制工程技术中心 | Underwater coating heavy corrosion protection coating and preparation method thereof |
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