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WO2018199510A2 - Tissu d'adsorption d'huile et son procédé de fabrication - Google Patents

Tissu d'adsorption d'huile et son procédé de fabrication Download PDF

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Publication number
WO2018199510A2
WO2018199510A2 PCT/KR2018/004194 KR2018004194W WO2018199510A2 WO 2018199510 A2 WO2018199510 A2 WO 2018199510A2 KR 2018004194 W KR2018004194 W KR 2018004194W WO 2018199510 A2 WO2018199510 A2 WO 2018199510A2
Authority
WO
WIPO (PCT)
Prior art keywords
oil
oil absorption
adsorption
water
water repellent
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.)
Ceased
Application number
PCT/KR2018/004194
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English (en)
Korean (ko)
Other versions
WO2018199510A3 (fr
Inventor
김주환
김광대
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SINWOO INDUSTRIAL Co Ltd
Original Assignee
SINWOO INDUSTRIAL Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SINWOO INDUSTRIAL Co Ltd filed Critical SINWOO INDUSTRIAL Co Ltd
Publication of WO2018199510A2 publication Critical patent/WO2018199510A2/fr
Publication of WO2018199510A3 publication Critical patent/WO2018199510A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
    • E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0471—Surface coating material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment
    • Y02A20/204—Keeping clear the surface of open water from oil spills

Definitions

  • the present invention relates to an oil adsorption cloth and a method for manufacturing the same, and more specifically, to absorb oil by performing water repellent treatment on the adsorption part or cover part, which is a component of the adsorption cloth, but not absorbing water, so that water, water, etc.
  • the oil adsorption cloth does not sink in water due to the difference in specific gravity from water even if the oil adsorption bubble absorbs the oil sufficiently, and in particular, by adjusting the amount of the binder added to the water repellent agent to maintain a high water contact angle, It provides a manufacturing method.
  • oil adsorption units are used for disaster recovery related to oil spills, or industrial areas such as laboratories, laboratories, warehouses and production lines, chemical waste disposal companies dealing with chemicals as the concept of industrial hygiene spreads, as well as gas stations and vehicles. And also used for oil removal in mechanical maintenance or home.
  • the feather 6 of the bird is filled in the mesh network 2, and the sewing stitch is formed to be partitioned horizontally and vertically so that the filled feather 6 does not lump together on one side ( It consists of 4) as the core element of the invention, through which there is little absorption of water, and it is the object and effect of the invention to be able to adsorb only the outflow oil floating on the sea.
  • an artificial adsorption unit (hereinafter referred to as an 'adsorption fabric') that can replace natural feathers is required.
  • the adsorption fabric is capable of mass production while completely eliminating moisture, selective absorption of oil and preventing sedimentation as a float. Should be.
  • the absorbent cloth is preferably polypropylene (PP) or polyester (PET) fiber, and very preferably, the fiber (PP or PET) is molded in a melt blown method or in the form of a nonwoven fabric. It is preferable that it is an adsorption cloth by the method of laminating
  • the melt blown is a method of forming the fiber into a structure having a multi-layer density, and thus has an advantage of doubling the adsorption force on oil.
  • the adsorption cloth is to adsorb only the oil while floating the sea surface, to be water-repellent coating to prevent water ingress to prevent sedimentation, the water-repellent coating is preferably made by dip coating or deposition (deposition).
  • the deposition method is a preferred method compared to the dip coating method in that the method can maximize the effect while minimizing the use of the coating liquid.
  • the dip coating method is a coating method in which a coating body is immersed in a coating solution and then dried to remove the coating material.
  • the coating solution is immersed in a solvent containing a water repellent agent so that the water repellent agent is impregnated in the absorbent fabric, and then the water repellent coating of the adsorption fabric is dried. To make it happen.
  • the absorbent cloth is a multi-layered structure
  • the water-repellent agent is impregnated into the absorbent fabric more than necessary during the dip coating, so that the consumption of the water-repellent agent is large, the drying time is not only imparted, and the absorbent cloth containing the water-repellent agent is torn off by its own weight during towing. There is a problem that is not easy to handle. Therefore, a deposition method can be considered.
  • the vapor deposition method is a method of forming a thin film on the surface of an object by heating or evaporating a metal or a compound in a vacuum state. Since the water repellent is coated only on the surface of the absorbent fabric, the amount of the water repellent can be minimized and rapid drying is possible. Therefore, it is possible to expect an improvement in the competitiveness of the product through cost reduction and productivity improvement.
  • the present invention has been proposed to solve the above problems, and an object of the present invention is to provide an amount of the binder added to the water repellent agent to be firmly bonded to the cover or the adsorption portion of the absorbent fabric. It is to provide an oil adsorption cloth and its manufacturing method to maintain the super water-repellency of the adsorption cloth by adjusting the optimum amount in consideration of the contact angle of the water to the coated cover or adsorption unit.
  • another object of the present invention is to provide an oil adsorbent cloth and a method for manufacturing the same so that the water repellent is not released even when an external impact is applied to the adsorption cloth by adding a binder to the water repellent agent.
  • another object of the present invention is to provide an oil adsorption cloth and a method of manufacturing the same, by forming an oil absorption point on the cover or the adsorption portion to minimize the reduction of oil absorption and at the same time improve the oil absorption rate.
  • Another object of the present invention is to provide an oil-absorbing adsorbent fabric and a method of manufacturing the same so that the adsorbent retains durability in an environment of a strong acid or strong base, because the water repellent itself has chemical resistance.
  • the adsorption unit for absorbing and retaining oil; And a cover part attached to at least one surface of the adsorption part to cover the front surface of the adsorption part, and a water repellent coated on at least one of a surface and a rear surface thereof, wherein the cover part is formed only on one surface of the adsorption part.
  • the water repellent is also coated on the other side of the non-adsorbing part, and the water repellent is mixed with the binder so that the water repellent is fixed to the adsorption part or the cover part, and the amount of the binder is greater than 0 and less than 3% by volume based on 100 vol% of the water repellent.
  • an oil adsorption cloth is provided.
  • an oil absorption point is formed in the oil adsorption cloth so that the cover and the adsorption part are physically coupled.
  • the oil absorption point is preferably formed locally on the adsorption cloth by the fusion method.
  • the said oil absorption point is formed so that the said adsorption cloth may have an area of 12 square centimeters-51 square centimeters when the reference area of an adsorption cloth is 1 square meter.
  • the area of the unit oil absorption point is preferably in the range of 4? To 16 ?.
  • a deviation between the distance between the specific oil absorption point and one oil absorption point adjacent thereto and the distance between the specific oil absorption point and another oil absorption point adjacent thereto is 35 It is preferred not to exceed%.
  • the deviation between the distance between the specific oil absorption point and any one oil absorption point adjacent thereto and the minimum distance between the specific oil absorption point and the distance of the edge of the suction cloth adjacent thereto is less than 35%.
  • the water repellent is preferably in the form of the oxide powder coated with at least one selected from silicone oil, polydimethylsiloxane, polyvinylsiloxane, polyphenylmethylsiloxane.
  • the amount of binder added in order to ensure that the water-repellent agent coated on the cover or adsorption unit is firmly bonded to the cover or adsorption unit in consideration of the contact angle of water to the cover or adsorption unit coated with the water repellent agent By adjusting the amount, the effect of maintaining the super water repellency of the adsorption cloth is expected to be maximized.
  • the binder to the water repellent agent, the effect of preventing the water repellent from being released even if an external impact is applied to the absorbent fabric is expected.
  • the water repellent itself has chemical resistance, it is expected that the adsorption cloth retains durability in an environment of a strong acid or a strong base even without performing a separate treatment.
  • FIG. 1 is a perspective view for explaining the adsorption cloth according to an embodiment of the present invention
  • Figure 2 is a detailed cross-sectional view showing for explaining the adsorption cloth according to an embodiment of the present invention
  • Figure 3 is a schematic diagram showing for explaining the water repellent process of the cover unit according to an embodiment of the present invention
  • Figure 4 is a schematic diagram showing for explaining the manufacturing process of the mat according to an embodiment of the present invention.
  • FIG. 8 is a schematic diagram for performing a dropping test of the water repellent using a tape after coating the water repellent according to an embodiment of the present invention
  • FIG. 9 is a graph showing the relationship between the area of the oil absorption point and the oil absorption rate and the oil absorption amount formed in the suction cloth according to an embodiment of the present invention.
  • FIG. 10 is a schematic diagram showing the use of the adsorption cloth according to a preferred embodiment of the present invention.
  • FIG. 1 is a perspective view illustrating the adsorption cloth according to an embodiment of the present invention
  • Figure 2 is a detailed cross-sectional view of the adsorption cloth.
  • the adsorption cloth 100 is for absorbing oil, and is mainly used to rectify oil spills when an accident such as oil spill occurs at sea, rivers, reservoirs, or lakes, or when oil leaks from a machine or a vehicle. If it occurs, it can be used for oil removal purposes.
  • Adsorption cloth 100 is configured to include an adsorption portion 130, the cover portion 110 surrounding the adsorption portion 130 for oil adsorption.
  • the cover 110 may cover both surfaces of the adsorption unit 130, but may cover only one surface as illustrated in FIG. 2B.
  • FIG. 2A it will be described in the form as shown in FIG.
  • Adsorption unit 130 is, for example, a fiber body made of at least one selected from polypropylene (polypropylene, PP) and polyester (polyester, PET) is preferably formed of a multi-layer density structure, among which It is preferable that the polyester is good and inexpensive.
  • the adsorption unit 130 may be molded in a melt-blown manner, or may be formed by stacking at least one or more nonwoven fabric fibers.
  • the cover part 110 includes a first cover part 111 covering one surface of the adsorption part 130 and a second cover part 113 covering the other surface, and the first cover part 111 and the second cover part ( 113 is at least one surface is water-repellent coating, so that only the oil is adsorbed while rejecting the inflow of water into the adsorption unit 130. Then, since the adsorption cloth 100 is adsorbed only with the oil content which is low in specific gravity compared with water, it does not sink in water.
  • the method of laminating the two cover portions 111 and 113 is not particularly limited.
  • the water repellent coating is a process of coating the water repellent on the cover 110, for example, wherein the water repellent is at least one selected from silicon oil, polydimethylsiloxane, polyvinylsiloxane, and polyphenylmethylsiloxane in an oxide powder such as a metal oxide.
  • the binder is the same component as the above water repellent, and the curing agent is further added. By making the component of a binder and a water repellent agent the same, the matching property of a water repellent agent and a binder can be made excellent.
  • the water-repellent agent is mixed with the solvent, the cover portion is water-repellent coating through a dip coating immersing the cover portion 110 in the solvent, and then the solvent is scattered through the drying process.
  • a small amount of a binder may be further added to improve the binding force of the water repellent to the cover part, and the binder hardens to increase the binding force between the cover part and the water repellent.
  • the binder is added in excess of 0 to 3% by volume, based on 100% by volume of the water repellent, and when it is added above, the contact angle of water is lowered, so that the water may not be absorbed by the absorbent cloth but may be attached.
  • the above range of the binder is of critical significance because of the problem of degradation.
  • the binder is not used in the acrylic, and when the acrylic binder is used, the water repellency is inferior, and when used for fixing and adhering the water repellent, the surface property (water repellency) of the water repellent is caused.
  • the water-repellent agent and the binder peeling phenomenon occurs when the material used to bond the water-repellent agent on the cover material to water for a long time.
  • the acrylic binder-based binder is not suitable as a sorbent material used in an environment in which water and oil are mixed.
  • the binder is preferably one of the same or similar components as the water repellent agent for compatibility with the water repellent agent, but is not necessarily so, it should be considered that there is practically no limitation of the binder except for the composition which should be excluded such as acrylic.
  • oxide may be silica (SiO 2 ), which is used in powder form.
  • various oxide powders may be applied in addition to silica.
  • the first cover part 111 and the second cover part 113 are preferably airtightly laminated so that the adsorption part 130 is prevented from contacting with water, and very preferably the edges are fused to heat, high frequency or ultrasonic welding.
  • the fusion unit 140 is formed on the rim as shown by lamination.
  • the cover portion 110 is preferably made of any one material selected from polypropylene and polyester, it is more preferred that the polyester. Compared to polypropylene, the polyester has a higher bonding strength with the binder, so that the water-repellent coating powders are well adhered to each other.
  • Figure 3 is a schematic diagram shown to explain the water-repellent coating process of the cover portion
  • Figure 4 is a schematic diagram shown to explain the manufacturing process of the absorbent cloth.
  • the manufacturing process of the adsorption cloth is as follows.
  • a first step of dip coating the cover part 110 for example, the solvent 151 impregnated with silica powder
  • a second step of fixing the solvent to the cover part 110, the adsorption part 130 therebetween In this manner, the pair of cover parts 110 are laminated to produce the adsorption cloth 100.
  • the first step is a dip coating step of the cover part 110, in which the water repellent is coated on the surface of the cover part 110 by impregnating the cover part 110 in a solvent.
  • This first step is performed in the coating unit 150, as shown in FIG.
  • the cover 110 is supplied in a wound form, and is immersed in a solvent through the first guide 153 to coat the water repellent on the surface of the cover 110.
  • the first step further includes a pressing step for uniformly coating the solvent containing the water repellent on the cover 110, this pressing step is made by a second guide 155 consisting of a pair of rollers. That is, by applying a constant pressure to the cover portion 110 passing between the pair of rollers, if more than the necessary water repellent is buried, it is to be recovered to the water tank 157.
  • the second step is a step of fixing the water repellent to the cover unit 110, as shown in the fixing unit 160.
  • the fixing unit 160 receives the cover unit 110 supplied through the coating unit 150 to dry and pressurize the solvent 151 coated on the cover unit 110, thereby fixing the solvent to the cover unit 110.
  • the fixing part 160 may further include heating means for quick drying induction, and the heating means may be formed along the pressure roller 161 or the cover 110 copper wire.
  • the cover part 110 generated through the fixing part 160 is manufactured as the adsorption cloth 100 through a third step.
  • the adsorption part 130 is interposed therebetween, and the first cover part 111 and the second cover part 113 are hermetically laminated to form the adsorption cloth 100.
  • the production is complete.
  • the cover unit 110 is formed on only one surface of the adsorption unit 130 may be configured as shown in Fig. 4 (b).
  • the adsorption cloth 100 is hermetically laminated by the fusion machine 170, the fusion machine 170 is preferably a fusion machine using ultrasonic waves.
  • a plurality of adsorption cloth 100 is formed in the form of a sheet, as shown in Figure 10, each of the adsorption cloth 100 is provided with a perforation line can be used as many pieces of each of the adsorption cloth 100 by cutting the perforation line as needed. .
  • the oil absorption point 145 is shown in FIG. 10, and it will be mentioned later.
  • FIG. 5 is a graph showing the water contact angle according to the binder concentration of the water repellent agent according to an embodiment of the present invention
  • Figure 6 is a graph showing the water contact angle according to the amount of the binder added water repellent agent according to an embodiment of the present invention
  • Figure 7 Is a graph showing the water contact angle change of the adsorption cloth according to the presence or absence of the binder of the water repellent agent according to the preferred embodiment of the present invention
  • 9 is a schematic diagram illustrating a dropping test of a water repellent agent
  • FIG. 9 is an experimental photograph showing a process of absorbing oil after forming an oil absorption point according to an exemplary embodiment of the present invention
  • FIG. 10 is an adsorption cloth according to an exemplary embodiment of the present invention. It is a graph which shows the relationship between the area of an oil absorption point, oil absorption rate, and oil absorption amount which were formed in the
  • the amount of the binder added to the water repellent was 1, 2, and 3% by volume based on 100% by volume of the water repellent, all showed water contact angles of 150 ° or more, so that the water repellency was maintained to prevent smooth oil absorption. Do not. However, in the case of 4.5% by volume and 6% by volume, since the water contact angle becomes small, that is, the water is likely to stay on the surface of the adsorption cloth 100, the water repellency is poor and may interfere with oil absorption. Therefore, the amount of the binder added is preferably more than 0 and 3% by volume based on 100% by volume of the water repellent, and is of critical significance.
  • the water-repellent coating powder does not adhere well to the cover material, and the water repellency is poor as the surface of the cover material is overexposed by the peeling phenomenon. Roughness is also important.
  • the binder is uniformly coated on the water repellent powders by dip coating and has a super water repellent performance by the double roughness of the naturally formed powders. If the amount of the binder is large, the excess binder completely covers the powders having the double roughness, leading to a decrease in water repellency.
  • the lower limit is preferably 0.5% by volume.
  • the horizontal axis means the volume of the water droplets.
  • % means the added volume% of the binder. In short, when the binder exceeds 3%, the rate of decrease of the water contact angle was found to increase.
  • the volume of water droplets on the surface of the sample is measured and the degree of change is measured by measuring the water contact angle.
  • the droplets receive more force downward due to gravity. Accordingly, since the force of gravity increases as the volume of water droplets increases, the water contact angle drops when the surface is inferior in water repellency.
  • the contact angle is not a problem when the binder is not added to the water repellent agent, but if the coating layer of the water repellent agent is damaged by an external impact (here, the drop test by tape), the water repellency may be sharply lowered. In the case where the binder is added, it can be seen that the damage does not occur even by an external impact.
  • the oil absorption point is preferably formed to have an area of 12 square centimeters to 51 square centimeters when the reference area of the adsorption cloth is 1 square meter. If it is out of the upper and lower limits, there is a problem that the oil absorption rate is too late, and if the oil absorption rate is out of the upper limit, the increase in the oil absorption rate does not occur further, while the oil absorption amount is significantly lower, which is not preferable. Therefore, the above numerical range with respect to the area of oil absorption point has a critical significance at each limit value.
  • the area of the unit oil absorption point is preferably in the range of 4 ⁇ square millimeter to 16 ⁇ square millimeter. This means that the diameter of the oil absorption point is 4mm to 8mm. If the diameter of the oil absorption point is less than 4mm, that is, if the area of the oil absorption point is less than 4 ⁇ square millimeter, loss due to workability and product defects occurs during production. In the case where the oil absorption point exceeds 8 mm, that is, when the area of the oil absorption point exceeds 16 ⁇ square millimeters, the damage caused by the decrease in oil absorption is greater than the increase in the oil absorption rate. Therefore, the numerical range above the oil absorption point diameter has its critical significance at each limit value. On the other hand, as long as the critical significance of the area is satisfied, the shape is not limited to a circle, and may be a polygon or an ellipse corresponding to the area range.
  • a deviation between the distance between the specific oil absorption point and any one oil absorption point adjacent thereto and the distance between the specific oil absorption point and another oil absorption point adjacent thereto is 35 It is preferable to be within%, and the distance between oil absorption points measures the distance between the specific oil absorption point and the center of each oil absorption point adjacent thereto. This is to prevent the oil absorption point is generated by locally concentrated in a specific position of the adsorption cloth. That is, it is preferable that the oil absorption point is evenly distributed on the adsorption cloth, and the improvement of the oil absorption speed can be maximized only when the variation in the distance between the defect points is small as described above. If the oil absorption point is locally localized, the oil absorption will be correct at the point where the oil absorption point is localized, but the oil absorption speed will still be slow at the point where the oil absorption point is not.
  • the deviation of the minimum distance between the distance between the specific oil absorption point and any one oil absorption point adjacent thereto and the distance between the specific oil absorption point and the edge of the suction cloth adjacent thereto is less than 35%.
  • the oil absorption amount of oil decreases slightly as the area of the oil absorption point 145 increases until the area of the oil absorption point 145 formed is 51 square centimeters.
  • the oil absorption rate increases rapidly.
  • the area of the oil absorption point 145 exceeds 51 square centimeters, the increase in the oil absorption rate is insignificant, and the oil absorption amount continues to decrease instead. Therefore, it can be said that the area of the oil absorption point 145 set by this invention is preferably 51 square centimeters or less.
  • the unit display is g / g in the case of Example oil absorption, comparative oil absorption amount, and increase amount, respectively, and the increase rate is calculated as [ ⁇ (A-B) / B ⁇ ⁇ 100]%.
  • the experimental conditions are as follows.
  • the oil absorption amount was 25.6g for the hydraulic flow and up to 30.7g for the cutting oil.
  • the adsorption part of the comparison target absorbed a relatively small amount, and the oil absorption amount was 12.6 g as bunker oil, and the oil absorption amount of the most oil absorption target was only 22.6 g. From this, it was confirmed that the result of increasing the oil removal rate as much as 115% less than 31% for the various oils, it can be seen that the adsorption cloth of the present invention shows superior performance compared to the comparative object.
  • the present invention along with the amount of oil absorption, the durability is good, even under various conditions, the water repellency is continued, it will be described with reference to the following table.
  • Tables 2 and 3 are measured values of the water contact angle for each time by floating the adsorption cloth and the comparative object of the present invention in pH 2 (strongly acidic) and pH 12 (strongly basic) water, respectively.
  • the water contact angle when the adsorption cloth was first floated was measured to be 162.9 °, 163.9 ° after 30 minutes, and 160.8 ° after one hour.
  • the comparison object is 151.6 ° when the water is initially floated, which is 11.3 ° lower than the absorbent cloth, and it is 144.7 ° over 30 minutes and 142.5 after an hour, which is 9.1 than the minimum water float. It was measured to lower.
  • the adsorption bubble was measured to maintain a water contact angle of 162.9 ° when initially floated in water, 161.1 ° after 30 minutes, and 161.7 ° after one hour.
  • the comparison object is 151.6 ° when the water is initially floated, which is 11.3 ° lower than the absorbent cloth, and it is 144.8 ° with time and 141.8 ° after an hour, which is about 9.8 ° lower than when it is initially floated. It was measured to lose.
  • the adsorption cloth of the present invention was able to maintain good water repellency even in basic water as well as acidic acid, but the comparative object has a low water contact angle from the time it is first floated, and gradually lowers the water contact angle with time. It can be seen that the water repellency decreases with time. That is, the comparison target is not only low in water repellency compared to the adsorption cloth, in particular, the comparison target is measured that the water repellency is significantly lower with time, after a certain time may be settled underwater due to the water repellency decrease Can be predicted.
  • the adsorption cloth of the present invention prevents the penetration of water, while the oil absorption to the oil is superior to that of the comparative object, and maintains a good water contact angle in the water phase through the water-repellent coating, and thus has a good floating state It is possible to prevent sedimentation and ultimately to prevent water pollution.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)

Abstract

La présente invention concerne un tissu d'adsorption d'huile et son procédé de fabrication et, encore plus spécifiquement, un tissu d'adsorption d'huile dont une partie d'adsorption ou une partie couverture, laquelle est un élément constitutif du tissu d'adsorption d'huile, absorbe l'huile mais pas l'eau grâce à un processus de répulsion de l'eau appliqué à celui-ci, le tissu d'adsorption d'huile pouvant absorber suffisamment d'huile sur de l'eau comme la mer, une rivière, etc., sans être immergé en raison d'une différence de densité par rapport à l'eau et peut conserver une super-hydrophobie en particulier en ajustant une quantité d'un liant ajouté à un agent hydrophobe de façon à maintenir un angle de contact de l'eau élevé, et un procédé de fabrication correspondant.
PCT/KR2018/004194 2017-04-28 2018-04-10 Tissu d'adsorption d'huile et son procédé de fabrication Ceased WO2018199510A2 (fr)

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KR10-2017-0055717 2017-04-28
KR20170055717 2017-04-28
KR10-2018-0040661 2018-04-06
KR1020180040661A KR101903145B1 (ko) 2017-04-28 2018-04-06 유분 흡착포 및 그 제조방법

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WO2018199510A2 true WO2018199510A2 (fr) 2018-11-01
WO2018199510A3 WO2018199510A3 (fr) 2019-01-03

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RU196620U1 (ru) * 2019-10-23 2020-03-06 Общество с Ограниченной Ответственностью "Фабрика Нетканых Материалов "Весь Мир" Узел бонового маслонефтевпитывающего заграждения

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KR102404206B1 (ko) * 2019-01-31 2022-06-02 신우산업주식회사 유류 방제용 부착재와 유류 방제용 부착재의 제조방법 및 그 제조장치
KR20220103258A (ko) 2021-01-15 2022-07-22 박재근 붐형 유흡착포
KR102576862B1 (ko) 2023-04-24 2023-09-11 한영산업주식회사 오일 흡착포 및 그 제조방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11276885A (ja) * 1998-03-31 1999-10-12 Nichias Corp 油分吸収体
JP5277453B2 (ja) * 2008-11-28 2013-08-28 進展工業株式会社 油吸着体の保存方法
WO2013090939A1 (fr) * 2011-12-15 2013-06-20 Ross Technology Corporation Composition et revêtement pour une performance superhydrophobe
KR101413890B1 (ko) * 2012-09-24 2014-06-30 이상현 롤형 오일 흡착포 및 이것의 제조방법
JP2015068072A (ja) * 2013-09-30 2015-04-13 日本バルカー工業株式会社 油吸着剤

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU196620U1 (ru) * 2019-10-23 2020-03-06 Общество с Ограниченной Ответственностью "Фабрика Нетканых Материалов "Весь Мир" Узел бонового маслонефтевпитывающего заграждения

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