JP6855440B2 - コポリマー、これを利用する抗血栓コーティング剤及び医療用具 - Google Patents
コポリマー、これを利用する抗血栓コーティング剤及び医療用具 Download PDFInfo
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- JP6855440B2 JP6855440B2 JP2018502584A JP2018502584A JP6855440B2 JP 6855440 B2 JP6855440 B2 JP 6855440B2 JP 2018502584 A JP2018502584 A JP 2018502584A JP 2018502584 A JP2018502584 A JP 2018502584A JP 6855440 B2 JP6855440 B2 JP 6855440B2
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- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
- A61L27/34—Macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/08—Materials for coatings
- A61L29/10—Inorganic materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L33/00—Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment
- A61L33/06—Use of macromolecular materials
- A61L33/064—Use of macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
- C08F216/12—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an ether radical
- C08F216/14—Monomers containing only one unsaturated aliphatic radical
- C08F216/16—Monomers containing no hetero atoms other than the ether oxygen
- C08F216/18—Acyclic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/42—Anti-thrombotic agents, anticoagulants, anti-platelet agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/606—Coatings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2420/00—Materials or methods for coatings medical devices
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
- C08F216/12—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an ether radical
- C08F216/14—Monomers containing only one unsaturated aliphatic radical
- C08F216/1416—Monomers containing oxygen in addition to the ether oxygen, e.g. allyl glycidyl ether
- C08F216/1425—Monomers containing side chains of polyether groups
- C08F216/1433—Monomers containing side chains of polyethylene oxide groups
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Hematology (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Surgery (AREA)
- Inorganic Chemistry (AREA)
- Dermatology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Materials For Medical Uses (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
(1)少なくとも1種の、下記式(1)
で表される繰り返し単位(A)と、少なくとも1種の、下記式(2)
で表される繰り返し単位(B)を含有するコポリマー。
本発明のコポリマーは、少なくとも1種の前記式(1)で表される繰り返し単位(A)と、少なくとも1種の前記式(2)で表される繰り返し単位(B)とを含むものであり、これにより、抗血栓性や抗ファウリング性などの優れた生体適合性を示すものである。
以上のようにして得られる本発明のコポリマーは、抗血栓性および抗ファウリング性などの優れた生体適合性を示すため、生体適合性材料として好適に用いることができ、例えば、これを有効成分とする抗血栓コーティング剤とすることができる。この抗血栓コーティング剤は、前記コポリマーに適当な溶媒を配合することで調製することができる。
・装 置:ブルカー製 AVANCE400
・溶 媒:重アセトン
・測定温度:30℃
・装 置:東ソー株式会社製、「HLC−8320GPC」
・検出器:RI検出器
・移動相:テトラヒドロフラン
・流 量:1mL/分
・カラム:昭和電工株式会社製「Shodex LF−804」×3本
・カラム温度:40℃
N−ブチルビニルエーテル/ジエチレングリコールモノエチルモノビニルエーテルランダム共重合体(NBVE−ran−EOEOVE)の合成:
乾燥窒素雰囲気下、300℃以上で10分間加熱脱水した三方活栓付きの300mL三ッ口フラスコに、溶媒としてトルエン181mL、添加塩基として酢酸エチル76.4mL、親水性ビニルエーテルとしてジエチレングリコールモノエチルモノビニルエーテル(EOEOVE)4.0mL、疎水性ビニルエーテルとしてN−ブチルビニルエーテル(NBVE)28.2mL、開始種としてイソブチルビニルエーテルの酢酸付加体4mM(0.45mL)を加え、よく撹拌した。
合成例1を基準に、親水性ビニルエーテルとしてEOEOVE又はTEGVEを、疎水性ビニルエーテルとしてNBVE又はトリシクロデカニルビニルエーテル(TCDVE)をそれぞれ用い、開始種量及び組成比を変更して合成を行うことで、表1記載のコポリマーA、B、D〜Nを得た。得られたコポリマーについて、合成例1と同様の操作により水への溶解性を評価した。各コポリマーの組成比、分子量(Mw)、分子量分布(Mw/Mn)及び水への溶解性の評価結果を後記表1に示す。
合成例1を基準に、EOEOVE、NBVE、TCDVEをそれぞれ単独で重合させることにより、表1記載のホモポリマーO、P、Qを得た。得られたホモポリマーについて、合成例1と同様の操作により水への溶解性を評価した。各ホモポリマーの分子量(Mw)、分子量分布(Mw/Mn)及び水への溶解性の評価結果を後記表1に示す。
血液適合性試験:
血液適合性を調べるために、上記合成例に係るコポリマーA〜Nで表面被覆したポリエチレンテレフタレート(PET)板(実施例1〜14)、及び、比較例として、ホモポリマーO〜Qで表面被覆したPET板(比較例1〜3)について、血小板の粘着テストを行った。
がん細胞の接着性試験:
実施例1〜3と同様にコポリマーA、B、Cで被覆したPET板を作製し、各コポリマーで被覆したPET表面及び被覆を行わないPET板(ブランク)に、がん細胞懸濁液(血清を10%添加した培地で10,000個/mLに調整)1.0mLをピペットで滴下し、37℃で60分間静置した。がん細胞として、ヒト線維肉腫細胞株HT−1080を使用した。続いて、生理緩衝食塩水を用いてリンスし、サンプル表面に接着した細胞の数をカウントした。カウントを容易にするために、ホルムアルデヒドで細胞を固定化後、4’,6−ジアミノ−2−フェニルインドール(DAPI)で細胞核を染色し、共焦点レーザー顕微鏡(オリンパスFV−1000)を用いて細胞核の数をカウントし、細胞の数とした。
Claims (13)
- 前記繰り返し単位(A)と繰り返し単位(B)の組成比(モル比)が90/10〜1/99である請求項1記載の抗血栓コーティング剤。
- 繰り返し単位(B)における基R2が、炭素数2〜10の直鎖状若しくは分岐鎖状のアルキル基又はアルケニル基、又は、炭素数5〜15の単環状若しくは多環状のアルキル基又はアルケニル基である請求項1又は2記載の抗血栓コーティング剤。
- 繰り返し単位(B)における基R2が、炭素数2〜10の直鎖状若しくは分岐鎖状のアルキル基又はアルケニル基である請求項1又は2記載の抗血栓コーティング剤。
- 前記有機溶媒が、芳香族炭化水素、脂肪族炭化水素、ハロゲン化炭化水素、エーテル、アルコール、ケトン及びエステルからなる群から選択される1種又は2種以上である請求項1〜4のいずれかの項記載の抗血栓コーティング剤。
- 前記コポリマーが、0.05〜10質量部であり、前記有機溶媒が99.95〜90質量部である請求項1〜5のいずれかの項記載の抗血栓コーティング剤。
- 前記繰り返し単位(A)と繰り返し単位(B)の組成比(モル比)が90/10〜1/99である請求項7記載の抗血栓被膜。
- 繰り返し単位(B)における基R 2 が、炭素数2〜10の直鎖状若しくは分岐鎖状のアルキル基又はアルケニル基、又は、炭素数5〜15の単環状若しくは多環状のアルキル基又はアルケニル基である請求項7又は8記載の抗血栓被膜。
- 繰り返し単位(B)における基R 2 が、炭素数2〜10の直鎖状若しくは分岐鎖状のアルキル基又はアルケニル基である請求項7又は8記載の抗血栓被膜。
- 請求項7ないし10の何れかの項に記載のコポリマーから形成された抗血栓被膜を備えた医療用具。
- 血液と接触する部位の一部又は全部が、前記抗血栓被膜で被覆された請求項11記載の医療用具。
- 体内埋め込み型の人工器官若しくは治療器具、体外循環型の人工臓器類、カテーテル類、人工血管、血管バイパスチューブ、人工弁、血液フィルター、血漿分離用装置、輸血用具又は血液の体外循環回路である請求項11又は12記載の医療用具。
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JP2016037277 | 2016-02-29 | ||
JP2016037277 | 2016-02-29 | ||
PCT/JP2017/002199 WO2017150000A1 (ja) | 2016-02-29 | 2017-01-24 | コポリマー、これを利用する抗血栓コーティング剤及び医療用具 |
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US (1) | US20190091380A1 (ja) |
EP (1) | EP3424964B1 (ja) |
JP (1) | JP6855440B2 (ja) |
CN (1) | CN108699191B (ja) |
TW (1) | TWI706795B (ja) |
WO (1) | WO2017150000A1 (ja) |
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WO2020213529A1 (ja) * | 2019-04-15 | 2020-10-22 | 国立大学法人九州大学 | 抗血栓性材料、抗血栓性材料の製造方法、人工臓器及び抗血栓性付与剤 |
JP7366685B2 (ja) * | 2019-10-11 | 2023-10-23 | 三菱瓦斯化学株式会社 | 抗血栓性材料、抗血栓性材料の使用方法、及び医療用器具 |
WO2022009968A1 (ja) | 2020-07-09 | 2022-01-13 | 丸善石油化学株式会社 | 癌細胞接着用組成物、癌細胞捕集フィルター、及び癌細胞の検出方法 |
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JP2005002193A (ja) * | 2003-06-11 | 2005-01-06 | Canon Inc | ポリマー含有組成物、インク組成物、液体付与方法および液体付与装置 |
JP2006306794A (ja) * | 2005-04-28 | 2006-11-09 | Osaka Prefecture Univ | 温度感受性リポソームおよび温度感受性薬剤放出システム |
EP1939165B1 (en) * | 2005-10-17 | 2012-06-13 | Idemitsu Kosan Co., Ltd. | Polyvinyl ether compound |
KR101425238B1 (ko) * | 2006-09-29 | 2014-08-01 | 이데미쓰 고산 가부시키가이샤 | 압축형 냉동기용 윤활유 및 이것을 사용한 냉동 장치 |
US8383156B2 (en) * | 2007-04-30 | 2013-02-26 | Cordis Corporation | Coating for a medical device having an anti-thrombotic conjugate |
JP5128966B2 (ja) * | 2008-01-16 | 2013-01-23 | 関西ペイント株式会社 | 感熱応答性abaトリブロックポリマーおよびそれを含有する水性塗料組成物。 |
JP5506299B2 (ja) * | 2009-08-31 | 2014-05-28 | ダイキン工業株式会社 | 星形ポリマー |
RU2539566C2 (ru) * | 2009-12-24 | 2015-01-20 | Торэй Индастриз, Инк. | Гидрофильное полимерное соединение, имеющее антикоагулянтный эффект |
JP5906034B2 (ja) * | 2010-08-31 | 2016-04-20 | キヤノン株式会社 | インクジェット用インク、インクカートリッジ、及びインクジェット記録方法 |
JP6195335B2 (ja) * | 2012-09-04 | 2017-09-13 | 国立大学法人山形大学 | 高分子化合物、及びそれを用いた組成物、医療機器 |
US9926463B2 (en) * | 2013-04-02 | 2018-03-27 | Empire Technology Development Llc | Dynamic surfaces |
JP6462278B2 (ja) * | 2014-09-01 | 2019-01-30 | 国立大学法人九州大学 | 生体適合性コポリマー、これを利用する抗血栓コーティング剤及び医療用具 |
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- 2017-01-24 US US16/080,563 patent/US20190091380A1/en not_active Abandoned
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US20190091380A1 (en) | 2019-03-28 |
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CN108699191B (zh) | 2021-08-31 |
EP3424964A1 (en) | 2019-01-09 |
TW201800116A (zh) | 2018-01-01 |
EP3424964A4 (en) | 2019-10-09 |
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CN108699191A (zh) | 2018-10-23 |
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