CN103952078A - Bi-component anti-drag coating composition applicable to marine environment - Google Patents
Bi-component anti-drag coating composition applicable to marine environment Download PDFInfo
- Publication number
- CN103952078A CN103952078A CN201410194045.7A CN201410194045A CN103952078A CN 103952078 A CN103952078 A CN 103952078A CN 201410194045 A CN201410194045 A CN 201410194045A CN 103952078 A CN103952078 A CN 103952078A
- Authority
- CN
- China
- Prior art keywords
- parts
- mass parts
- component
- drag
- coating composition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Paints Or Removers (AREA)
Abstract
The invention belongs to the technical field of ocean energy conservation, and relates to a bi-component anti-drag coating composition applicable to a marine environment. The composition is prepared by mixing 10-20 parts by mass of component A and 1 part by mass of component B, wherein the component A comprises the following components in parts by mass: 40-85 parts of organic silicon resin, 0.1-10 parts of surfactant, 0.1-10 parts of lubricant, 5-30 parts of pigment packing and 0-50 parts of solvent; the component B comprises the following components in parts by mass: 30-60 parts of solvent, 5-20 parts of catalyst and 30-50 parts of crossing agent. After being cured, the composition has the properties of super-smoothness and self-lubrication, the plank frictional resistance is greatly reduced, the anti-drag effect is improved along with increase of the Reynolds number of fluid, and moreover the composition is simple in preparation method, easy in large-area construction and wide in application prospect.
Description
Technical field:
The invention belongs to Yu Haiyang field of energy-saving technology, relate to a kind of two-pack drag-reducing coating composition that is applicable to ocean environment, particularly a kind of two-pack drag-reducing coating composition being formed by silicone resin, tensio-active agent, lubricant and other auxiliary agent.
Background technology:
Ship resistance is one of good and bad indicators of overall performance of weighing ship resistance and performance energy, and boats and ships economic performance is had to great effect, and economic benefit can be obviously cut operating costs, be increased in drag reduction speed-raising.The proportion that in ship resistance, friction resistance accounts for is higher, accounts for the 40%-80% of total-resistance, reduces this part resistance for increasing ship's speed, saves fuel oil consumption and reduce greenhouse gas emission significant.At present drag reduction technology mainly be take micro-groove and super-hydrophobic drag reduction as main, micro-groove drag reduction comes from bionical to shagreen scale structure, as patent CN201010532238.0 (bionic, drag-reducing film material based on shark skin surface and basal body structure and preparation method thereof), patent CN201110095665 (making method with the composite anti-drag covering of flexible wall and the micro-groove of imitative shark skin), patent CN201210345606.X (imitative shark drag reduction surface structure regulating manufacture method under a kind of changeable environment), disclosed micro-groove drag reduction technology or the materials such as patent CN201210168736.0 (PU or the TPU film with the micro-groove structure of drag reduction for airship envelope), micro-groove drag reduction technology is generally used with the form of film or covering, this technology has good drag-reduction effect under low reynolds number fluidised form simultaneously, but can decline to a great extent with Reynolds number rising resistance reducing performance, even may increase resistance, this has limited its application on marine ship, super hydrophobic surface also can be used for fluid drag-reduction, as patent CN201110396837.9 (a kind of drag reduction superhydrophobic coating and preparation method thereof), patent CN201310267798.1 (a kind of super-hydrophobic nano coating and preparation method thereof) etc., the prerequisite that super hydrophobic surface forms is in the space that is adsorbed on micro-nano-scale that air can be stable, yet the air adsorbing under sea water immersion is difficult to steady in a long-term existence, hole may form water-wetted surface after being infiltrated by seawater on the contrary, affects phase drag-reduction effect, smooth surface is conducive to the reduction of fluid resistance, as patent CN201110308630.1 (a kind of anti-drag wear-resistant solvent-free coating with low-viscosity for pipeline) discloses the epoxies anti-drag paint of 3 microns of left and right of a kind of surfaceness, can carry out large-area construction, there is certain resistance reducing performance, but the surfaceness of this class draft reduction material is also higher, resistance reducing performance also needs further raising.
Summary of the invention:
The object of the invention is to overcome the deficiencies in the prior art, a kind of two-pack drag-reducing coating composition that is applicable to ocean environment is provided, this anti-drag composition solidifies the character that rear surface has ultra-smooth and self-lubricating, can obviously reduce dull and stereotyped friction resistance, and resistance reducing performance increases with the increase of fluid Reynolds number, has a good application prospect.
To achieve these goals, the two-pack drag-reducing coating composition the present invention relates to is by A component 10-20 mass parts, the ratio of B component 1 mass parts is mixed use, consisting of of A component wherein: silicone resin 40-85 mass parts, tensio-active agent 0.1-10 mass parts, lubricant 0.1-10 mass parts, color stuffing 5-30 mass parts, solvent 0-50 mass parts; Consisting of of B component: solvent 30-60 mass parts, catalyzer 5-20 mass parts, linking agent 30-50 mass parts.
The silicone resin the present invention relates to is for containing hydroxyl, and the organosiloxane polymer that comprises general formula-[Si (R1R2)-O]-repeating unit, and wherein R1, R2 are hydrogen, fluorine, alkyl, aryl and aralkyl; Tensio-active agent comprises stearic acid, glycerin fatty acid ester, silicone oil and trimethyl-glycine; Lubricant comprises oleic acid, Viscotrol C and contains fluorocarbon oil; Color stuffing comprises the mixture of vitriol, silicate, carbonate or silica filler, Z 250, ferric oxide or TiO 2 pigment and above-mentioned face, filler; Catalyzer comprises two dioctyltin laurate, dibutyl tin laurate, organo-bismuth and acetopyruvic acid dibutyl tin; Linking agent comprises the polymkeric substance of silicone-containing group, comprises Union carbide A-162 and tetraethoxy; Solvent is one or more mixtures in ethyl acetate, propyl carbinol, toluene, dimethylbenzene, DMF, dimethyl sulfoxide (DMSO), methyl ethyl diketone and methylcarbonate.
Compared with prior art, the composition relating to solidifies the character that rear surface has ultra-smooth and self-lubricating, can obviously reduce dull and stereotyped friction resistance in the present invention, drag-reduction effect increases with the increase of fluid Reynolds number, and preparation method is simple, be easy to large-area construction, be with a wide range of applications.
Embodiment:
Below by embodiment, the present invention will be further described.
Embodiment 1:
In the two-pack drag-reducing coating composition that is applicable to ocean environment that the present embodiment relates to, the composition (mass parts) of A component is 85 parts of hydroxyl-terminated injecting two methyl siloxanes (viscosity 7000mPa.s), 0.1 part of dimethyl silicone oil (viscosity 50mPa.s), 0.9 part of Viscotrol C, 3 parts of aerosils, 4 parts of ferric oxide, 7 parts of methylcarbonates; The composition of B component (mass parts) is 30 parts of methylcarbonates, 20 parts of dibutyl tin laurates, 50 parts of Union carbide A-162s; Press A component 15 mass parts, the ratio of B component 1 mass parts is mixed use.
Embodiment 2:
The composition (mass parts) that the present embodiment is applicable to A component in the two-pack drag-reducing coating composition of ocean environment is 40 parts of hydroxyl-terminated injecting two methyl siloxanes (viscosity 1000mPa.s), 5 parts of stearic acid, 10 parts of oleic acid, 25 parts, calcium carbonate, 5 parts of titanium dioxide, 15 parts of dimethylbenzene; The composition of B component (mass parts) is 60 parts of dimethylbenzene, 5 parts of acetopyruvic acid dibutyl tins, 35 parts of methyltrimethoxy silanes; Press A component 20 mass parts, the ratio of B component 1 mass parts is mixed use.
Embodiment 3:
In the two-pack drag-reducing coating composition that is applicable to ocean environment that the present embodiment relates to, the composition (mass parts) of A component is 60 parts of terminal hydroxy group PSIs (viscosity 7000mPa.s), 10 parts of dimethyl silicone oils (viscosity 100mPa.s), 0.1 part of polyperfluoromethyleether ether oil, 3 parts of silicon-dioxide, 2 parts of Z 250s, 24.9 parts of dimethylbenzene/propyl carbinols (volume ratio 1:1); The composition of B component (mass parts) is 50 parts of dimethylbenzene/propyl carbinols (volume ratio 1:1), two 20 parts of dioctyltin laurate, 30 parts of tetraethoxys; Press A component 17 mass parts, the ratio of B component 1 mass parts is mixed use.
Embodiment 4:
In the two-pack drag-reducing coating composition that is applicable to ocean environment that the present embodiment relates to, the composition (mass parts) of A component is 40 parts of fluorine-containing hydroxyl-terminated injecting two methyl siloxanes (viscosity 1000mPa.s), 2.5 parts of glycerin fatty acid esters, 2.5 parts of poly-perfluor isopropyl ether oils, 5 parts of talcum powder, 50 parts of dimethylbenzene; The composition of B component (mass parts) is 45 parts of propyl carbinols, two 15 parts of lauric acid bismuths, 40 parts, tetraethoxy polymkeric substance (Si40); Press A component 13 mass parts, the ratio of B component 1 mass parts is mixed use.
Embodiment 5:
The composition (mass parts) that in the two-pack drag-reducing coating composition that is applicable to ocean environment that the present embodiment relates to, the composition (mass parts) of A component is A component is 75 parts of fluorine-containing hydroxyl-terminated injecting two methyl siloxanes (viscosity 5000mPa.s), 8 parts of stearic acid, 6 parts of Viscotrol C, 7 parts, calcium carbonate, 4 parts of titanium dioxide; The composition of B component (mass parts) is 50 parts of ethyl acetate, 8 parts of dibutyl tin laurates, 42 parts, tetraethoxy polymkeric substance (Si40); Press A component 10 mass parts, the ratio of B component 1 mass parts is mixed use.
Embodiment 6: two-pack drag-reducing coating composition solidifies rear surface roughness
The present embodiment is pressed A component 15 mass parts by embodiment 1 composition, the ratio of B component 1 mass parts mixes, be coated on steel surface, control build between 200-400 micron, after cured with confocal laser scanning microscope and measure roughness, result shows that its Rc value (Mean height) is 0.453 micron, Rz value (Maximum height) is 0.706 micron, and the Rc value of commercially available surface material of boat hull under equal state is 3.248 microns, Rz value is 5.091 microns; In seawater, soak after 5 months, the Rc value of embodiment 1 composition is 0.675 micron, and Rz value is 1.708 microns, and the Rc value of commercially available surface material of boat hull is 12.713 microns, and Rz value is 7.288 microns.
Embodiment 7: the drag-reduction effect checking of two-pack drag-reducing coating composition
The present embodiment is pressed A component 15 mass parts by embodiment 1 composition, the ratio of B component 1 mass parts mixes, be coated on 1300 millimeters * 400 millimeters * 60 millimeters steel surfaces, control build between 200-400 micron, be placed in circulating water channel, change the Reynolds number that flow velocity regulates fluid, test it with respect to the drag reducing efficiency of commercially available surface material of boat hull; Result demonstration, Reynolds number is 0.7 * 107 o'clock, and its drag reducing efficiency is 5.1%, and Reynolds number is 0.9 * 107 o'clock, and its drag reducing efficiency is 5.5%, and Reynolds number is 1.2 * 107 o'clock, and its drag reducing efficiency is 6.0%.
Claims (2)
1. a two-pack drag-reducing coating composition that is applicable to ocean environment, it is characterized in that the two-pack drag-reducing coating composition relating to is by A component 10-20 mass parts, the ratio of B component 1 mass parts is mixed, consisting of of A component wherein: silicone resin 40-85 mass parts, tensio-active agent 0.1-10 mass parts, lubricant 0.1-10 mass parts, color stuffing 5-30 mass parts, solvent 0-50 mass parts; Consisting of of B component: solvent 30-60 mass parts, catalyzer 5-20 mass parts, linking agent 30-50 mass parts.
2. the two-pack drag-reducing coating composition that is applicable to ocean environment according to claim 1, it is characterized in that the silicone resin relating to is for containing hydroxyl, and the organosiloxane polymer that comprises general formula-[Si (R1R2)-O]-repeating unit, wherein R1, R2 are hydrogen, fluorine, alkyl, aryl and aralkyl; Tensio-active agent comprises stearic acid, glycerin fatty acid ester, silicone oil and trimethyl-glycine; Lubricant comprises oleic acid, Viscotrol C and contains fluorocarbon oil; Color stuffing comprises the mixture of vitriol, silicate, carbonate or silica filler, Z 250, ferric oxide or TiO 2 pigment and above-mentioned face, filler; Catalyzer comprises two dioctyltin laurate, dibutyl tin laurate, organo-bismuth and acetopyruvic acid dibutyl tin; Linking agent comprises the polymkeric substance of silicone-containing group, comprises Union carbide A-162 and tetraethoxy; Solvent is one or more mixtures in ethyl acetate, propyl carbinol, toluene, dimethylbenzene, DMF, dimethyl sulfoxide (DMSO), methyl ethyl diketone and methylcarbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194045.7A CN103952078B (en) | 2014-05-09 | 2014-05-09 | A kind of bi-component drag-reducing coating compositions being applicable to marine environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194045.7A CN103952078B (en) | 2014-05-09 | 2014-05-09 | A kind of bi-component drag-reducing coating compositions being applicable to marine environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103952078A true CN103952078A (en) | 2014-07-30 |
| CN103952078B CN103952078B (en) | 2016-09-28 |
Family
ID=51329443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410194045.7A Active CN103952078B (en) | 2014-05-09 | 2014-05-09 | A kind of bi-component drag-reducing coating compositions being applicable to marine environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103952078B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108148501A (en) * | 2018-02-02 | 2018-06-12 | 浙江科思达新材料有限公司 | Organosilicon anti-drag paint composition and application |
| CN108329831A (en) * | 2018-02-02 | 2018-07-27 | 浙江科思达新材料有限公司 | A kind of antifouling low-surface-energy polysiloxane composition and application |
| CN109897208A (en) * | 2019-03-28 | 2019-06-18 | 杭州人通管业有限公司 | A kind of fire-retardant corrosion proof cable protection pipe of drag reduction formula and its preparation process |
| CN112646490A (en) * | 2020-12-21 | 2021-04-13 | 中国科学院宁波材料技术与工程研究所 | Salt-fog-resistant flexible anti-drag coating and preparation method and application thereof |
| CN115109495A (en) * | 2022-07-21 | 2022-09-27 | 中电建十一局工程有限公司 | Composite coating for preventing limnoperna lacustris from attaching and preparation method thereof |
| CN116731586A (en) * | 2023-06-19 | 2023-09-12 | 洛阳船舶材料研究所(中国船舶集团有限公司第七二五研究所) | Multifunctional bionic structure surface and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4839456A (en) * | 1983-07-12 | 1989-06-13 | Keith Kent | Self-adhesive, drag reducing polymeric coating |
| CN101857771A (en) * | 2010-06-28 | 2010-10-13 | 成都拓利化工实业有限公司 | High-strength RTV hydrophobic, long-acting and anti-fouling flashing coating and preparation method thereof |
| CN102076788A (en) * | 2008-05-29 | 2011-05-25 | 蓝星有机硅法国公司 | Article having antifouling properties for aquatic and particularly sea use |
| CN103360942A (en) * | 2013-06-28 | 2013-10-23 | 上海纳米技术及应用国家工程研究中心有限公司 | Super-hydrophobic nano coating and preparation method thereof |
-
2014
- 2014-05-09 CN CN201410194045.7A patent/CN103952078B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4839456A (en) * | 1983-07-12 | 1989-06-13 | Keith Kent | Self-adhesive, drag reducing polymeric coating |
| CN102076788A (en) * | 2008-05-29 | 2011-05-25 | 蓝星有机硅法国公司 | Article having antifouling properties for aquatic and particularly sea use |
| CN101857771A (en) * | 2010-06-28 | 2010-10-13 | 成都拓利化工实业有限公司 | High-strength RTV hydrophobic, long-acting and anti-fouling flashing coating and preparation method thereof |
| CN103360942A (en) * | 2013-06-28 | 2013-10-23 | 上海纳米技术及应用国家工程研究中心有限公司 | Super-hydrophobic nano coating and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108148501A (en) * | 2018-02-02 | 2018-06-12 | 浙江科思达新材料有限公司 | Organosilicon anti-drag paint composition and application |
| CN108329831A (en) * | 2018-02-02 | 2018-07-27 | 浙江科思达新材料有限公司 | A kind of antifouling low-surface-energy polysiloxane composition and application |
| CN109897208A (en) * | 2019-03-28 | 2019-06-18 | 杭州人通管业有限公司 | A kind of fire-retardant corrosion proof cable protection pipe of drag reduction formula and its preparation process |
| CN112646490A (en) * | 2020-12-21 | 2021-04-13 | 中国科学院宁波材料技术与工程研究所 | Salt-fog-resistant flexible anti-drag coating and preparation method and application thereof |
| CN115109495A (en) * | 2022-07-21 | 2022-09-27 | 中电建十一局工程有限公司 | Composite coating for preventing limnoperna lacustris from attaching and preparation method thereof |
| CN116731586A (en) * | 2023-06-19 | 2023-09-12 | 洛阳船舶材料研究所(中国船舶集团有限公司第七二五研究所) | Multifunctional bionic structure surface and preparation method thereof |
| CN116731586B (en) * | 2023-06-19 | 2024-04-12 | 洛阳船舶材料研究所(中国船舶集团有限公司第七二五研究所) | Multifunctional bionic structure surface and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103952078B (en) | 2016-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103952078A (en) | Bi-component anti-drag coating composition applicable to marine environment | |
| Luo et al. | Boundary layer drag reduction research hypotheses derived from bio-inspired surface and recent advanced applications | |
| Chen et al. | Biomimetic drag reduction study on herringbone riblets of bird feather | |
| Luo et al. | Ground effect on flow past a wing with a NACA0015 cross-section | |
| EP2162347A4 (en) | Enhancement of vortex induced forces and motion through surface roughness control | |
| CN104044694B (en) | A kind of self adaptation micro structure anti-fouling anti-drag material and preparation method thereof | |
| Kumar et al. | Advances in drag-reduction methods related with boundary layer control–a review | |
| CN104371524A (en) | Heat-insulation fireproof water-based paint and preparation method thereof | |
| Vakarelski et al. | When superhydrophobicity can be a drag: Ventilated cavitation and splashing effects in hydrofoil and speed-boat models tests | |
| Sindagi et al. | Experimental parametric investigation to reduce drag of a scaled model of bulk carrier using BDR/ALS technique | |
| CN205769978U (en) | A kind of micro bubble apparatus tube structure for ship drag reduction | |
| CN104559550A (en) | Environment-friendly paint for children's toys | |
| Chen et al. | Experimental investigation of the aerodynamic performance of Flettner rotors for marine applications | |
| Jun et al. | An innovative study on low surface energy micro-nano coatings with multilevel structures for laminar flow design | |
| CN107556843A (en) | Good ship coating of a kind of smoothness and preparation method thereof | |
| CN103061107B (en) | The preparation method of 310/316 Stainless Steel fiber sintering felt serving surface corrosion-resistant coating | |
| CN216555952U (en) | Bionic sharkskin natural gas pipeline drag reduction structure | |
| Gu et al. | Overview of the technology of bionic surface drag reduction | |
| CN106010138A (en) | High-coatability ship PVC (polyvinyl chloride) tube paint with excellent mechanical properties | |
| CN210912768U (en) | Bubble boat | |
| CN108116617A (en) | Structure for reducing ship navigation resistance and application thereof | |
| Bhatia et al. | Biomimetics: a potential solution to drag reduction in modern aerodynamics | |
| CN220924423U (en) | Injection structure for injecting polymer drag reducer into submarine appendage fluid layer | |
| CN116731586B (en) | Multifunctional bionic structure surface and preparation method thereof | |
| Zhang et al. | Wave-current interaction effects on velocity profiles and influencing factor analysis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |