WO2008007680A1 - Tube déchirable de fluororésine - Google Patents

Tube déchirable de fluororésine Download PDF

Info

Publication number
WO2008007680A1
WO2008007680A1 PCT/JP2007/063775 JP2007063775W WO2008007680A1 WO 2008007680 A1 WO2008007680 A1 WO 2008007680A1 JP 2007063775 W JP2007063775 W JP 2007063775W WO 2008007680 A1 WO2008007680 A1 WO 2008007680A1
Authority
WO
WIPO (PCT)
Prior art keywords
fluororesin
tetrafluoroethylene
tube
copolymer
tear
Prior art date
Application number
PCT/JP2007/063775
Other languages
English (en)
Japanese (ja)
Inventor
Yuko Domoto
Original Assignee
Junkosha Inc.
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 Junkosha Inc. filed Critical Junkosha Inc.
Publication of WO2008007680A1 publication Critical patent/WO2008007680A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/08—Tubes; Storage means specially adapted therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L2011/047—Hoses, i.e. flexible pipes made of rubber or flexible plastics with a diffusion barrier layer

Definitions

  • the present invention relates to a tear tube made of a fluororesin, and more particularly to a tear tube having a heat-shrinkable property in which the tube material is made of a thermoplastic fluororesin.
  • the tear tube is used as a protective member until the use of various articles.
  • the tear tube made of fluororesin has characteristics that cannot be obtained with a tear tube made of hydrocarbon synthetic resin such as heat resistance, chemical resistance, water and oil repellency, non-adhesiveness, and self-lubricating properties of fluororesin. Have. Therefore, these characteristics are used to protect tubes for precision equipment, electronic parts, etc., or as tubes for introducing medical equipment for introducing catheters, guide wires, etc. into the body.
  • the medical device introduction tube is not only necessary after the catheter is introduced into the body, but there is also a management problem to maintain hygiene, so after introducing the catheter into the body, tear the tube It is being pulled out.
  • the tear tube can reliably protect the equipment installed inside, and can be easily torn without using special equipment, and retains the properties of fluorocoagulant. It is required to be a thing.
  • Tetrafluoro In order to be able to tear easily, Tetrafluoro There has been proposed an extruded tube made of a fluororesin obtained by extruding a mixture of an ethylene resin and a low molecular weight fluororesin (see, for example, Japanese Utility Model Publication No. 6-74 14 8).
  • the present invention provides a fluororesin tear tube that can be easily torn as a fluororesin tear tube, has heat shrinkability, and can be closely attached by heat shrinkage when being worn. The challenge is to do this.
  • the present invention relates to a tear tube made of a fluororesin, wherein the fluororesin is made of a mixture of a plurality of different thermoplastic fluororesins, and has heat shrinkability.
  • the mixture of the thermoplastic fluororesin may be either a tetrafluoroethylene-hexafluoropropylene copolymer or a tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, and a tetrafluoroethylene ethylene ester.
  • the tear tube made of the above-mentioned fluororesin, which is a mixture of a tylene copolymer.
  • thermoplastic fluororesin is a mixture of either tetrafluoroethylene monohexafluoropropylene copolymer or tetrafluoroethylene monoethylene copolymer and polyvinylidene fluoride.
  • the tear tube made of the fluororesin.
  • the compounding ratio of the tetrafluoroethylene monoethylene copolymer and the tetrafluoroethylene monohexafluoropropylene copolymer is a mass ratio
  • the above-mentioned fluorine in which the compounding ratio of the tetrafluoroethylene monoethylene copolymer and the tetrafluoroethylene monoperfluoroalkyl butyl ether copolymer is 5:95 to 10:90 A plastic tear tube.
  • the tear tube is made of a fluororesin in which the blending ratio of polyvinylidene fluoride and tetrafluoroethylene-ethylene copolymer is in the range of 2:98 to 9:91.
  • the tear tube has a blending ratio of polyvinylidene fluoride and tetrafluoroethylene-hexafluoropropylene copolymer in a mass ratio of 3:97 to 9:91.
  • the tear tube made of the fluororesin of the present invention has heat shrinkability as well as tearability, it can be tightly attached to the attachment body when attached, so that it is easy to handle for attachment. Can also be obtained.
  • it can be manufactured by melt extrusion molding raw materials blended with different types of thermoplastic fluororesin, it is possible to obtain a tear tube made of fluororesin that is easy to manufacture and has stable tear characteristics. Can do.
  • the present invention finds every time a material having heat shrinkability is obtained in the process of forming a tearable tube shape by melt extrusion molding a raw material blended with different types of thermoplastic fluororesins. It is a thing. That is, a tearable tube manufactured from a specific thermoplastic fluororesin can be expanded by an expansion means and can be a heat-shrinkable tube. Furthermore, in the case of the heat-shrinkable tube produced, a tube having tearability as before expansion can be obtained.
  • thermoplastic fluororesin as in the present invention is not clear, but C 1 H bond or C 1 F in each molecule of different types of fluororesin This is presumably due to the compatibility between the fluororesins due to differences in bond lengths or differences in cohesive energy.
  • thermoplastic fluororesin may be a tetrafluoroethylene monohexafluoropropylene copolymer or a tetrafluoroethylene monofluoroalkyl butyl ether copolymer and a tetrafluoroethylene monoethylene copolymer.
  • a mixture of an ethylene copolymer and a mixture of thermoplastic fluororesin can be used, such as a tetrafluoroethylene-ethylene copolymer or a tetrafluoroethylene-hexafluoropropylene.
  • a mixture of copolymer copolymer or vinylidene fluoride can be listed.
  • the compounding ratio is 3:97 to 10 : 90 is preferable.
  • the blending ratio is 5:95 5-10. : 90 is preferable.
  • the mixing ratio is preferably from 2:98 to 3:97.
  • the blending ratio of the tetrafluoroethylene monoethylene * polymer and the tetrafluoroethylene monoperfluoroalkino levininoreethenore copolymer is a mass ratio of 5:95 to 10:90 Tearing made of fluororesin It is a tube.
  • the blending ratio of polyvinylidene fluoride and tetrafluoroethylene monoethylene copolymer is preferably in the range of 2:98 to 9:91 in terms of mass ratio.
  • the ratio is more preferably 2:98 to 5:95, and more preferably 2:98 to 3:97.
  • the blending ratio of the poly.vinylidene fluoride and the tetrafluoroethylene / hexafluoropropylene copolymer is preferably in the range of 3:97 to 9:91 in terms of mass ratio.
  • the tearability and heat shrinkability of the fluororesin tube can be adjusted by changing the blending amount of the thermoplastic fluorocarbon resin.
  • the fluororesin composition may contain a filler or the like according to the purpose of use. Further, in order to enable photographing by X-ray irradiation, barium sulfate or the like may be added as a contrast agent in the fluororesin composition.
  • the fluororesin tear tube of the present invention is formed by a fluororesin composition in which tetrafluoroethylene monohexafluoropropylene copolymer (FEP) and tetrafluoroethylene monoethylene copolymer (ETFE) are mixed.
  • FEP tetrafluoroethylene monohexafluoropropylene copolymer
  • ETFE tetrafluoroethylene monoethylene copolymer
  • a fluororesin composition obtained by mixing a fluoroethylene monoperfluoroanolequinole vinyl ether copolymer (PFA) and a tetrafluoroethylene monoethylene copolymer (ETFE), Tetrafluoroe A composition in which a styrene-ethylene copolymer (ETFE) and polyvinylidene fluoride (PVDF) are mixed, or tetrafluoroethylene monohexafluorene propylene copolymer (FEP) and polyvinylidene fluoride (PVDF).
  • the mixed composition or the like can be formed by molding with a melt extrusion molding machine.
  • Tube forming by the sizing plate method can be performed at a revolving speed of 10 rpm.
  • die temperature is 390 ° C for PFA—ETFE, die temperature 3 10 ° C for PVDF—ETFE, die temperature 360 ° C for FEP—ETFE , FEP—ET
  • the die temperature can be 360 ° C, and in the case of F E P—P VDF, the die temperature can be 310 ° C.
  • the stability during molding can be increased by changing the temperature in consideration of the molding state.
  • heat shrinkability can be imparted by adding pressurized nitrogen or the like to the inside of the molded fluororesin tube.
  • the pressure of the gas supplied to the inside of the fluororesin tube at the time of expansion can be performed by supplying a pressure within a range where each fluororesin tube does not break.
  • Tetrafluoroethylene monohexafluoropropylene copolymer (FEP-100J made by Mitsui Fluoro DuPont) and tetrafluoroethylene-ethylene copolymer (ETFE: C-1 8AX made by Asahi Glass)
  • FEP-100J Tetrafluoroethylene monohexafluoropropylene copolymer
  • EFE tetrafluoroethylene-ethylene copolymer
  • a 4 Omm notch was provided at one end of a 10 Omm long sample that was torn.
  • a tear tester was used to tear at a speed of 20 Omm / min, and the maximum force at that time was measured to determine the tear strength.
  • the measurement is performed three times for samples of the same composition, and the weighted average value is obtained and shown in Table 1.
  • ETFE tetrafluoroethylene-ethylene copolymer
  • Tetrafluoroethylene-perfluoroalkyl butyl ether copolymer (PF A_340 J manufactured by Mitsui Fluoro DuPont) and tetrafluoroethylene-ethylene copolymer (ETFE: C-88 AX manufactured by Asahi Glass) Prepare mixtures with different blending ratios, and use each mixture with a single-screw extruder with a cylinder diameter of 20 mm and a sizing plate method tube with a screw speed of 10 rpm and a die temperature of 3 10 ° C. Molding was performed to prepare a sample with an inner diameter of 1.0 mm, an outer diameter of 1.4 mm, and a wall thickness of 0.2 mm.
  • the tear strength is shown in Table 5.
  • Table 6 shows the results for -5-5. 10 mass.
  • Table 7 shows the results for / 0 sample 6 _ :! to 6-5. Also 8 5 quality The results are shown in Table 8 for sample 7— :!
  • Table 9 shows the tear strength at PVDF concentrations. Moreover, the heat shrinkable tube having tearability could not be produced with the 10% by mass.
  • PVDF Polyvinylidene fluoride
  • a mixture of tetrafluoroethylene monohexafluoropropylene copolymer (F ⁇ ⁇ — 1 00 J manufactured by Mitsui Fluoro DuPont) and polyvinylidene fluoride (PVDF: KYNAR 740 manufactured by Arkema) was used.
  • a sample with an inner diameter of 1. Omm, an outer diameter of 1.4 mm, and a wall thickness of 0.2 mm was prepared.
  • the tear strength is shown in Table 12.
  • PVDF Polyvinylidene fluoride
  • the tear tube manufactured by blending the thermoplastic fluororesin of the present invention has a heat shrinkability as well as tearing property by blending a specific thermoplastic fluororesin. It can be closely attached and can be expected to be used in a wider range of fields than conventional fluoroplastic tear tubes.

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

L'invention porte sur un tube déchirable contenant un mélange de plusieurs fluororésines thermoplastiques différentes, ledit tube présentant la déchirabilité et la thermorétractabilité adéquates.
PCT/JP2007/063775 2006-07-14 2007-07-04 Tube déchirable de fluororésine WO2008007680A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006194283A JP4968823B2 (ja) 2006-07-14 2006-07-14 フッ素樹脂製の引き裂き性のチューブ
JP2006-194283 2006-07-14

Publications (1)

Publication Number Publication Date
WO2008007680A1 true WO2008007680A1 (fr) 2008-01-17

Family

ID=38923236

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/063775 WO2008007680A1 (fr) 2006-07-14 2007-07-04 Tube déchirable de fluororésine

Country Status (2)

Country Link
JP (1) JP4968823B2 (fr)
WO (1) WO2008007680A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103842705A (zh) * 2011-11-21 2014-06-04 株式会社润工社 具有撕裂性的热收缩管
EP3050696A1 (fr) * 2015-02-01 2016-08-03 Junkosha Inc. Tube thermorétractable déchirable
EP3135313A1 (fr) * 2015-08-24 2017-03-01 Junkosha Inc. Tube thermorétractable déchirable
JP2017524491A (ja) * 2014-06-06 2017-08-31 ゼウス インダストリアル プロダクツ インコーポレイテッド 可剥性の熱収縮チュービング
JP6379315B1 (ja) * 2018-03-30 2018-08-22 グンゼ株式会社 チューブ及び該チューブの製造方法
EP3311982A4 (fr) * 2015-06-16 2019-05-08 Nissei Electric Co., Ltd. Tube thermorétractable et son procédé de production
EP3348889A4 (fr) * 2015-09-11 2019-05-29 Gunze Limited Tube déchirable formé à partir de résine fluorée
CN111556942A (zh) * 2018-01-04 2020-08-18 郡是株式会社 热塑性含氟树脂制管
CN117921913A (zh) * 2024-03-08 2024-04-26 宁波琳晓生物科技有限公司 一种辐射交联易分离氟塑料导管的制备方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10898616B1 (en) 2017-07-11 2021-01-26 Teleflex Medical Incorporated Peelable heat-shrink tubing
US20220349500A1 (en) 2019-08-30 2022-11-03 Nissei Electric Co., Ltd. Heat Shrink Tube and Method for Forming Same

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5286442A (en) * 1976-01-12 1977-07-18 Daikin Ind Ltd Compositions of tetrafluoroethylene-hexafluoropropene copolymers and f luorine-containing elastomers
JPS62101261A (ja) * 1985-10-28 1987-05-11 テルモ株式会社 医療器具導入用チユ−ブおよびそれを備えた医療器具導入用組立体
JPH02286735A (ja) * 1989-04-03 1990-11-26 E I Du Pont De Nemours & Co 熔融加工可能なテトラフルオロエチレン共重合体
JPH0464791A (ja) * 1990-07-03 1992-02-28 Nissei Denki Kk 仮被覆チューブ
JPH0674148U (ja) * 1993-03-30 1994-10-21 ニチアス株式会社 四弗化エチレン樹脂製引裂きチューブ
JP3365768B2 (ja) * 1989-08-17 2003-01-14 レイケム・コーポレイション フルオロポリマーブレンド
JP2007179889A (ja) * 2005-12-28 2007-07-12 Nissei Electric Co Ltd 改善された引裂性を有する熱収縮チューブ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4889007B2 (ja) * 2006-05-30 2012-02-29 株式会社潤工社 フッ素樹脂製の引き裂き性のチューブ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5286442A (en) * 1976-01-12 1977-07-18 Daikin Ind Ltd Compositions of tetrafluoroethylene-hexafluoropropene copolymers and f luorine-containing elastomers
JPS62101261A (ja) * 1985-10-28 1987-05-11 テルモ株式会社 医療器具導入用チユ−ブおよびそれを備えた医療器具導入用組立体
JPH02286735A (ja) * 1989-04-03 1990-11-26 E I Du Pont De Nemours & Co 熔融加工可能なテトラフルオロエチレン共重合体
JP3365768B2 (ja) * 1989-08-17 2003-01-14 レイケム・コーポレイション フルオロポリマーブレンド
JPH0464791A (ja) * 1990-07-03 1992-02-28 Nissei Denki Kk 仮被覆チューブ
JPH0674148U (ja) * 1993-03-30 1994-10-21 ニチアス株式会社 四弗化エチレン樹脂製引裂きチューブ
JP2007179889A (ja) * 2005-12-28 2007-07-12 Nissei Electric Co Ltd 改善された引裂性を有する熱収縮チューブ

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2749802A1 (fr) * 2011-11-21 2014-07-02 Junkosha Inc. Tube thermorétrécissable ayant des propriétés de déchirure
EP2749802A4 (fr) * 2011-11-21 2014-09-24 Junkosha Inc Tube thermorétrécissable ayant des propriétés de déchirure
CN103842705B (zh) * 2011-11-21 2015-02-18 株式会社润工社 具有撕裂性的热收缩管
CN103842705A (zh) * 2011-11-21 2014-06-04 株式会社润工社 具有撕裂性的热收缩管
KR101844628B1 (ko) 2011-11-21 2018-04-02 가부시키가이샤 쥰코샤 인열성을 가지는 열수축 튜브
US9901661B2 (en) 2014-06-06 2018-02-27 Zeus Industrial Products, Inc. Peelable heat-shrink tubing
US10434222B2 (en) 2014-06-06 2019-10-08 Zeus Industrial Products, Inc. Peelable heat-shrink tubing
JP2017524491A (ja) * 2014-06-06 2017-08-31 ゼウス インダストリアル プロダクツ インコーポレイテッド 可剥性の熱収縮チュービング
EP3050696A1 (fr) * 2015-02-01 2016-08-03 Junkosha Inc. Tube thermorétractable déchirable
CN105840920A (zh) * 2015-02-01 2016-08-10 株式会社润工社 具有撕裂性的热缩管
CN105840920B (zh) * 2015-02-01 2018-09-07 株式会社润工社 具有撕裂性的热缩管
EP3311982A4 (fr) * 2015-06-16 2019-05-08 Nissei Electric Co., Ltd. Tube thermorétractable et son procédé de production
US10661497B2 (en) 2015-06-16 2020-05-26 Nissei Electric Co., Ltd. Heat shrink tube and method for producing the same
EP3135313A1 (fr) * 2015-08-24 2017-03-01 Junkosha Inc. Tube thermorétractable déchirable
EP3348889A4 (fr) * 2015-09-11 2019-05-29 Gunze Limited Tube déchirable formé à partir de résine fluorée
CN111556942A (zh) * 2018-01-04 2020-08-18 郡是株式会社 热塑性含氟树脂制管
CN111556942B (zh) * 2018-01-04 2022-06-14 郡是株式会社 热塑性含氟树脂制管
JP6379315B1 (ja) * 2018-03-30 2018-08-22 グンゼ株式会社 チューブ及び該チューブの製造方法
JP2019178717A (ja) * 2018-03-30 2019-10-17 グンゼ株式会社 チューブ及び該チューブの製造方法
CN117921913A (zh) * 2024-03-08 2024-04-26 宁波琳晓生物科技有限公司 一种辐射交联易分离氟塑料导管的制备方法

Also Published As

Publication number Publication date
JP4968823B2 (ja) 2012-07-04
JP2008020037A (ja) 2008-01-31

Similar Documents

Publication Publication Date Title
WO2008007680A1 (fr) Tube déchirable de fluororésine
US9623154B2 (en) Heat-shrinkable tube having tearability
EP3311982B1 (fr) Tube thermorétractable et son procédé de production
US9670344B2 (en) Polymeric material and process for recycling plastic blends
KR101516026B1 (ko) 열수축성 부재로 사용하는 수지 조성물, 상기 수지 조성물로 이루어지는 열수축성 튜브, 및 상기 튜브로 피복된 부재
JP2021191882A (ja) 含フッ素共重合体組成物、その製造方法、および成形体
US6743865B2 (en) Fluoropolymer blends
JP4889007B2 (ja) フッ素樹脂製の引き裂き性のチューブ
JPH08239537A (ja) 熱可塑性フッ素系樹脂組成物、及びそれから製造された成形品
JPH11323053A (ja) フッ素樹脂組成物と、それを用いた絶縁チューブ、熱収縮チューブおよび絶縁電線と、それらの製造方法
JP2012067257A (ja) ポリ塩化ビニル系樹脂組成物及び可撓性ケーブル防護管
JP6517068B2 (ja) フッ化ビニリデン系樹脂組成物および成形物ならびにそれらの製造方法
EP3919259A1 (fr) Tube thermo-rétrécissable ayant des propriétés de déchirure
WO2020158854A1 (fr) Tube thermo-rétrécissable ayant des propriétés de déchirure
Abdullah et al. Effects of fluoropolymer and calcium stearate on melt flow index and mechanical properties of high-density polyethylene
JP2006219630A (ja) 麺帯テープ用フィルム

Legal Events

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

Ref document number: 07768390

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

NENP Non-entry into the national phase

Ref country code: RU

122 Ep: pct application non-entry in european phase

Ref document number: 07768390

Country of ref document: EP

Kind code of ref document: A1