WO2021156973A1 - 油吸着体 - Google Patents

油吸着体 Download PDF

Info

Publication number
WO2021156973A1
WO2021156973A1 PCT/JP2020/004364 JP2020004364W WO2021156973A1 WO 2021156973 A1 WO2021156973 A1 WO 2021156973A1 JP 2020004364 W JP2020004364 W JP 2020004364W WO 2021156973 A1 WO2021156973 A1 WO 2021156973A1
Authority
WO
WIPO (PCT)
Prior art keywords
oil
region
oil adsorbent
connection portion
adsorbent
Prior art date
Application number
PCT/JP2020/004364
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
正明 斧原
國広 進士
正博 近藤
Original Assignee
清原株式会社
関西電子株式会社
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 清原株式会社, 関西電子株式会社 filed Critical 清原株式会社
Priority to PCT/JP2020/004364 priority Critical patent/WO2021156973A1/ja
Priority to JP2020543824A priority patent/JPWO2021156973A1/ja
Publication of WO2021156973A1 publication Critical patent/WO2021156973A1/ja

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • 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
    • E02B15/10—Devices for removing the material from the surface
    • 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

  • This disclosure relates to an oil adsorbent.
  • an oil adsorbent is used to recover the oil that has spilled onto the sea.
  • An oil adsorbent including an adsorbent made of diatomaceous earth and a net-like bag having an internal space for accommodating the adsorbent is known (see, for example, Patent Document 1).
  • Patent Document 1 a plurality of mesh bags are connected by a connecting member.
  • a plurality of mesh bags are connected by the connecting member in this way, oil may flow out from the portion where the mesh bags are connected to each other.
  • the oil adsorbent according to the present disclosure includes an adsorbent member that adsorbs oil and a net-like bag body having an internal space for accommodating the adsorbent member.
  • the net-like bag has a first connecting portion arranged so as to surround the first region, which is a region of the outer surface, and a region of the outer surface located on the opposite side of the first region when viewed from the internal space. Includes a second connection that is arranged so as to surround the two areas.
  • the outflow of oil can be reduced and it becomes easy to maintain the connected state between the oil adsorbents.
  • FIG. 1 is a schematic perspective view showing the structure of the oil adsorbent according to the first embodiment.
  • FIG. 2 is a schematic perspective view showing the structure of the suction member.
  • FIG. 3 is a schematic plan view showing a part of the structure of the oil adsorbent.
  • FIG. 4 is a schematic plan view showing a part of the structure of the oil adsorbent.
  • FIG. 5 is a schematic plan view showing a state in which a plurality of oil adsorbents are connected.
  • FIG. 6 is a schematic perspective view showing the structure of the oil adsorbent according to the second embodiment.
  • FIG. 7 is a schematic perspective view showing the structure of the oil adsorbent according to the second embodiment.
  • FIG. 8 is a schematic perspective view showing a modified example of the oil adsorbent according to the second embodiment.
  • FIG. 9 is a schematic perspective view showing a modified example of the oil adsorbent according to the second embodiment.
  • the oil adsorbent of the present disclosure includes an adsorbent member that adsorbs oil and a net-like bag body having an internal space for accommodating the adsorbent member.
  • the net-like bag body is a first connecting portion arranged so as to surround the first region, which is a region of the outer surface, and a region of the outer surface located on the opposite side of the first region when viewed from the internal space.
  • the first connection portion of the first oil adsorbent and the second connection portion of the second oil adsorbent can be connected.
  • the second connection portion of the first oil adsorbent and the first connection portion of the third oil adsorbent can be connected.
  • the net-like bag body in the oil adsorbent of the present disclosure includes a first connecting portion arranged so as to surround the first region and a second connecting portion arranged so as to surround the second region.
  • first connecting portion of the first oil adsorbent and the second connecting portion of the second oil adsorbent are connected, and the second of the first oil adsorbent is connected.
  • the connecting portion and the first connecting portion of the third oil adsorbent are connected.
  • the oil adsorbents of the present disclosure are connected to each other at the first connection portion and the second connection portion. That is, the regions having a predetermined area are connected to each other.
  • the gap between the first oil adsorbent and the second oil adsorbent and the gap between the first oil adsorbent and the third oil adsorbent can be reduced. Therefore, the oil spill can be reduced. Further, by connecting the connecting portions surrounding the predetermined region, it becomes easy to maintain the connected state between the oil adsorbents. As described above, according to the oil adsorbent of the present disclosure, it is possible to reduce the outflow of oil and to easily maintain the connected state between the oil adsorbents.
  • either one of the first connection portion and the second connection portion has the first tooth of the wire fastener, and the other of the first connection portion and the second connection portion is attached to the first tooth. It may have a second tooth of a wire fastener that engages.
  • either one of the first connection portion and the second connection portion has the first connection surface of the hook-and-loop fastener, and the other of the first connection portion and the second connection portion is on the first connection surface. It may have a second connecting surface of a connectable hook-and-loop fastener.
  • the adsorbing member of the oil adsorbent may be an aggregate of resin fibers.
  • oil adsorption becomes easy.
  • the resin fiber in the adsorbing member of the oil adsorbent may be polypropylene.
  • Polypropylene is suitable as a material for constituting resin fibers in the adsorption member.
  • FIG. 1 is a schematic perspective view showing the structure of the oil adsorbent according to the first embodiment.
  • FIG. 2 is a schematic perspective view showing the structure of the suction member.
  • FIG. 3 is a schematic plan view showing a part of the structure of the oil adsorbent.
  • FIG. 4 is a schematic plan view showing a structure of a portion different from that of FIG.
  • FIG. 5 is a schematic plan view showing a state in which a plurality of oil adsorbents are connected.
  • the oil adsorbent 1 includes a net-like bag body 10 and an adsorbent member 30.
  • the reticulated bag body 10 has a columnar shape.
  • the mesh bag body 10 includes a main body portion 20, a first connecting portion 21, a second connecting portion 22, and a wire fastener 23.
  • the main body 20 has a net-like shape.
  • the main body 20 is made of resin.
  • the material constituting the main body 20 is polyester.
  • the aperture ratio of the main body 20 is, for example, 60% or more and 80% or less, and more preferably 65% or more and 75% or less.
  • the aperture ratio means the ratio of the area of the opening to the entire main body 20.
  • the net-like bag body 10 has an internal space S.
  • the main body 20 has a columnar shape.
  • the main body 20 connects the first region 10A, which is a part of the outer surface, the second region 10B, which is a part of the outer surface, and the first region 10A and the second region 10B. Includes region 10C.
  • the first region 10A corresponds to one bottom surface of the cylinder.
  • the second region 10B corresponds to the other bottom surface of the cylinder.
  • the first region 10A and the second region 10B are arranged at intervals in the X-axis direction with the internal space S interposed therebetween.
  • the first region 10A and the second region 10B are arranged in parallel. In this embodiment, the first region 10A and the second region 10B are arranged along the ZZ plane. The first region 10A and the second region 10B have the same shape. In the present embodiment, the first region 10A and the second region 10B have a circular shape.
  • the length L 2 of the main body 20 in the X-axis direction is, for example, 40 cm or more and 60 cm or less.
  • the length (diameter of the bottom surface) L 1 of the main body 20 in the Z-axis direction is, for example, 10 cm or more and 30 cm or less.
  • the net-like bag body 10 includes a first connecting portion 21 arranged so as to surround the first region 10A and a second connecting portion 22 arranged so as to surround the second region 10B.
  • the first connecting portion 21 is arranged along the outer circumference of the first region 10A.
  • the second connecting portion 22 is arranged along the outer circumference of the second region 10B.
  • the length of the first connecting portion 21 in the direction along the outer circumference of the first region 10A is the same as the length of the second connecting portion 22 in the direction along the outer circumference of the second region 10B.
  • the first connecting portion 21 has a first tooth 21A and a slider 21B in a wire fastener (open fastener).
  • the first tooth 21A is arranged along the outer circumference of the first region 10A.
  • the second connecting portion 22 is the second tooth 22A in the wire fastener (open fastener).
  • the second tooth 22A is arranged along the outer circumference of the second region 10B.
  • the first tooth 21A in the first connecting portion 21 and the second tooth 22A in the second connecting portion 22 can mesh with each other.
  • the first connection portion 21 and the second connection portion 22 are made of resin.
  • a linear opening extending along the X-axis direction is formed in the third region 10C.
  • the teeth 23A and 23B of the wire fastener 23 capable of meshing with each other are fixed in one region and the other region across the opening.
  • the opening can be opened and closed.
  • the suction member 30 is housed in the internal space S of the net-like bag body 10.
  • the adsorption member 30 is made of an aggregate of resin fibers.
  • the material constituting the resin fiber is polypropylene.
  • the adsorption member 30 in the present embodiment is made of nanofibers.
  • the fiber diameter of the adsorption member in the present embodiment is 300 nm or more and 900 nm or less, and more preferably 300 nm or less and 600 nm or less.
  • the fiber diameter of the adsorption member can be measured using, for example, an electron microscope.
  • three or more oil adsorbents 1 in the present embodiment are arranged side by side to form an oil adsorbent connector 2.
  • the oil adsorbent 2 includes a first oil adsorbent 1A, a second oil adsorbent 1B, and a third oil adsorbent 1C.
  • the slider 21B in the first connecting portion 21 is moved to engage the first tooth 21A in the first connecting portion 21 and the second tooth 22A in the second connecting portion 22.
  • the first connecting portion 21 of the first oil adsorbent 1A and the second connecting portion 22 of the second oil adsorbent 1B are connected.
  • the second connecting portion 22 of the first oil adsorbent 1A and the first connecting portion 21 of the third oil adsorbent 1C are connected. In this way, three or more oil adsorbents 1 are connected.
  • the net-like bag body 10 in the oil adsorbent 1 of the present embodiment includes the first connection portion 21 and the second connection portion 22.
  • the oil adsorbent 1 of the present disclosure is connected to each other at the first connecting portion 21 and the second connecting portion 22. That is, the regions having a predetermined area are connected to each other.
  • the gap between the first oil adsorbent 1A and the second oil adsorbent 1B and the gap between the first oil adsorbent 1A and the third oil adsorbent 1C can be reduced. .. Therefore, the oil spill can be reduced.
  • the connecting portions surrounding the predetermined region are connected in an annular shape, it becomes easy to maintain the connected state between the oil adsorbents 1. According to the oil adsorbent 1 of the present embodiment, the outflow of oil is reduced and the connected state between the oil adsorbents 1 is maintained well.
  • the oil adsorption connector 2 is fixed to the oil fence along the oil fence installed on the sea surface or the water surface. For example, when oil flows out onto the sea surface, the oil adsorption connector 2 in the present embodiment is installed along the boom. This prevents the oil from spreading on the surface of the sea. Further, by moving the oil adsorption connector 2 on the sea surface, the adsorption member 30 adsorbs the oil that has flowed out on the sea surface, and the oil that has flowed out on the sea surface can be recovered. After recovering the oil, the oil adsorption connector 2 is removed from the boom, and the connected state of the oil adsorption connector 2 is released. Then, the individual oil adsorbent 1 whose connection state is released is recovered.
  • the adsorbing member 30 is taken out from the recovered oil adsorbent 1, the adsorbing member 30 is washed, and after centrifugation, the adsorbing member 30 is housed in the mesh bag 10 again.
  • the oil adsorbent 1 may be reused in this way.
  • the first connection portion 21 has the first tooth 21A of the wire fastener.
  • the second connecting portion 22 has a second tooth 22A of a wire fastener that meshes with the first tooth 21A.
  • the material constituting the main body 20 is polyester has been described, but the present invention is not limited to this, and the material constituting the main body 20 may be polypropylene.
  • the material constituting the main body 20 may be one or more selected from polyester and polypropylene.
  • the material constituting the resin fiber is polypropylene
  • the present invention is not limited to this, and the material constituting the resin fiber may be cellulose.
  • the material constituting the resin fiber may be one or more selected from polypropylene and cellulose.
  • the main body 20 has a columnar shape
  • the present invention is not limited to this, and the main body 20 may be either a polygonal column or an elliptical column.
  • the oil adsorbent 1 in the second embodiment basically has the same structure as the oil adsorbent 1 of the first embodiment and exhibits the same effect.
  • the second embodiment is different from the first embodiment in that the connecting portion is a hook-and-loop fastener.
  • the points different from the case of the first embodiment will be mainly described.
  • FIGS. 6 and 7 are schematic perspective views showing the structure of the oil adsorbent 1 in the second embodiment.
  • FIG. 7 is a perspective view showing the structure of the oil adsorbent 1 as viewed from a viewpoint different from that of FIG.
  • the first connection portion 31 is fixed to the third region 10C so as to surround the first region 10A.
  • the first connecting portion 31 is arranged along the outer circumference of the first region 10A.
  • the first connection portion 31 is arranged so as to cover the entire outer circumference of the first region 10A.
  • the first connecting portion 31 has a hook surface 31A as a first connecting surface of the hook-and-loop fastener.
  • the hook surface 31A is arranged so as to be exposed to the outside.
  • the second connection portion 32 is fixed to the third region 10C so as to surround the second region 10B.
  • the second connecting portion 32 is arranged along the outer circumference of the second region 10B.
  • the second connecting portion 32 is arranged so as to cover the entire outer circumference of the second region 10B.
  • the second connection portion 32 is fixed to the third region 10C so as to protrude from the second region 10B.
  • the second connecting portion 32 has a loop surface 32A as a second connecting surface of the hook-and-loop fastener that can be connected to the hook surface 31A.
  • the loop surface 32A is fixed so as to be exposed inward.
  • the oil adsorbent 1 of the second embodiment also can reduce the outflow of oil as in the first embodiment, and it becomes easy to maintain the connected state between the oil adsorbents 1.
  • the first connection portion 31 has the hook surface 31A of the hook-and-loop fastener.
  • the second connecting portion 32 has a loop surface 32A of a hook-and-loop fastener that can be connected to the hook surface 31A.
  • FIGS. 8 and 9 are schematic perspective views showing a modified example of the oil adsorbent 1 in the second embodiment.
  • FIG. 9 is a perspective view showing the structure of the oil adsorbent 1 as viewed from a viewpoint different from that of FIG.
  • the first connection portion 31 is fixed to the first region 10A so as to surround the first region 10A.
  • the first connecting portion 31 is fixed along the outer circumference of the first region 10A.
  • the hook surface 31A of the first connection portion 31 is exposed.
  • the second connection portion 32 is fixed to the second region 10B so as to surround the second region 10B.
  • the second connecting portion 32 is fixed along the outer circumference of the second region 10B.
  • the loop surface 32A of the second connecting portion 32 is exposed.
  • the outflow of oil can be reduced and the connected state of the oil adsorbents 1 can be easily maintained as in the first embodiment.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Removal Of Floating Material (AREA)
PCT/JP2020/004364 2020-02-05 2020-02-05 油吸着体 WO2021156973A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2020/004364 WO2021156973A1 (ja) 2020-02-05 2020-02-05 油吸着体
JP2020543824A JPWO2021156973A1 (enrdf_load_stackoverflow) 2020-02-05 2020-02-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/004364 WO2021156973A1 (ja) 2020-02-05 2020-02-05 油吸着体

Publications (1)

Publication Number Publication Date
WO2021156973A1 true WO2021156973A1 (ja) 2021-08-12

Family

ID=77199273

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/004364 WO2021156973A1 (ja) 2020-02-05 2020-02-05 油吸着体

Country Status (2)

Country Link
JP (1) JPWO2021156973A1 (enrdf_load_stackoverflow)
WO (1) WO2021156973A1 (enrdf_load_stackoverflow)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50121045U (enrdf_load_stackoverflow) * 1974-03-22 1975-10-03
JPS51102236U (enrdf_load_stackoverflow) * 1975-02-14 1976-08-17
JPS52165150U (enrdf_load_stackoverflow) * 1976-06-08 1977-12-14
JP3006134U (ja) * 1994-07-04 1995-01-17 正直 西村 流出油吸収装置
JPH0731188U (ja) * 1993-11-05 1995-06-13 三井石油化学工業株式会社 オイルフェンス状油吸着材
JPH11217510A (ja) * 1997-11-29 1999-08-10 Yasuhiro Miyoshi 吸油シート組成物及びそれを用いた吸油シートの製造方法，吸油フロート，吸油テキスタイルの製造方法，吸油マット
JP2008126182A (ja) * 2006-11-22 2008-06-05 Murakami Shoji Kk 油吸着材及びその製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4630670Y1 (enrdf_load_stackoverflow) * 1967-08-29 1971-10-23
JPS4631796Y1 (enrdf_load_stackoverflow) * 1967-12-30 1971-11-04
JPS5125416U (enrdf_load_stackoverflow) * 1974-08-14 1976-02-25
JPS52101682A (en) * 1976-02-21 1977-08-25 Takashina Kiyuumei Kigu Kk Device for recovering waterrfloating oil
US8622650B2 (en) * 2010-09-03 2014-01-07 Robert Lifton Multi-purpose rotational barrier unit
JP2013184095A (ja) * 2012-03-06 2013-09-19 Tamaru Seisakusho:Kk 油吸着材

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50121045U (enrdf_load_stackoverflow) * 1974-03-22 1975-10-03
JPS51102236U (enrdf_load_stackoverflow) * 1975-02-14 1976-08-17
JPS52165150U (enrdf_load_stackoverflow) * 1976-06-08 1977-12-14
JPH0731188U (ja) * 1993-11-05 1995-06-13 三井石油化学工業株式会社 オイルフェンス状油吸着材
JP3006134U (ja) * 1994-07-04 1995-01-17 正直 西村 流出油吸収装置
JPH11217510A (ja) * 1997-11-29 1999-08-10 Yasuhiro Miyoshi 吸油シート組成物及びそれを用いた吸油シートの製造方法，吸油フロート，吸油テキスタイルの製造方法，吸油マット
JP2008126182A (ja) * 2006-11-22 2008-06-05 Murakami Shoji Kk 油吸着材及びその製造方法

Also Published As

Publication number Publication date
JPWO2021156973A1 (enrdf_load_stackoverflow) 2021-08-12

Similar Documents

Publication Publication Date Title
CN105050685B (zh) 具有支撑元件的过滤元件、具有过滤元件的过滤器以及过滤器的过滤器壳体
KR20190111601A (ko) 끈 결합용 구멍이 형성된 황사마스크 및 황사마스크 제조방법
US6884274B2 (en) High flow, one piece automotive air filter
JP6106893B2 (ja) 螺旋状包囲体を有するフィルタ
JP2008055035A (ja) マスク
JP2007531617A5 (enrdf_load_stackoverflow)
WO2021156973A1 (ja) 油吸着体
JP2004218607A (ja) 燃料用フィルタ装置
CN207371256U (zh) 袋式过滤器组件
AU2011222448A1 (en) Filtering element and method for its manufacture
WO2017146178A1 (ja) ファスニングテープ
DE102016006073A1 (de) Brennstoffzellen-Filterelement und Brennstoffzellen-Filtersystem mit einem Brennstoffzellen-Filterelement
DE102017001923A1 (de) Filterelement, Filter, Filteranlage und Verwendung des Filters
KR101140176B1 (ko) 방진 마스크용 필터 케이스
WO2007046919A3 (en) Synthetic fiber pleatable filtration material and filter
JP4908647B1 (ja) バッグ及び蛇腹構造
JP2016112555A (ja) フィルター，フィルターカートリッジ及び水切りカゴ
JP2009018306A (ja) 燃料用フィルタ装置
KR102732837B1 (ko) 봉제형 집진기용 카트리지필터
JP2010052898A (ja) ゴミ収集ネット
JP2001000816A (ja) エアーフィルター構造
JP3016059B2 (ja) 葉状ろ過機
CN206842734U (zh) 一种增大线缆中段弯折半径的盘绕装置
JP2005177616A (ja) バッグフィルタ及びバッグフィルタ製造方法
CN214522535U (zh) 工程用pvc涂层布

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2020543824

Country of ref document: JP

Kind code of ref document: A

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20917582

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20917582

Country of ref document: EP

Kind code of ref document: A1