JP7084424B2 - 窒化ホウ素ナノチューブ振動減衰 - Google Patents
窒化ホウ素ナノチューブ振動減衰 Download PDFInfo
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- F16F9/306—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium of the constrained layer type, i.e. comprising one or more constrained viscoelastic layers
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- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/362—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers made of steel wool, compressed hair, woven or non-woven textile, or like materials
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- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
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Description
本出願は、全体が参照により本明細書に組み入れられる、2017年2月7日に出願された米国仮特許出願第62/455,924号明細書の利益を主張する。
なし。
Claims (25)
- 複数のBNNT分子が互いに擦れることでもたらされる粘弾性の挙動を有する粘弾性強化BNNT物質を備える振動ダンパであって、前記粘弾性強化BNNT物質は、(a)ホウ素粒子、a-BN粒子、h-BNナノケージ、およびh-BNナノシートのうち少なくとも1つの量が低減されたBNNT物質、(b)同位体強化BNNT物質、ならびに(c)前記複数のBNNT分子が所望の幾何形状に配置されたBNNT物質のうち少なくとも1つを備え、これにより、前記粘弾性が強化されるように構成される振動ダンパ。
- 前記粘弾性強化BNNT物質は、ホウ素粒子、a-BN粒子、h-BNナノケージ、およびh-BNナノシートのうち少なくとも1つの量が低減されたBNNT物質を備える、請求項1に記載の振動ダンパ。
- 前記粘弾性強化BNNT物質は、前記同位体強化BNNT物質を備える、請求項1に記載の振動ダンパ。
- 前記同位体強化BNNT物質は、濃度を高めた10Bおよび11Bの少なくとも一方を備える、請求項3に記載の振動ダンパ。
- 前記粘弾性強化BNNT物質は、圧縮されたBNNT物質を備える、請求項1から4のいずれか一項に記載の振動ダンパ。
- 前記圧縮されたBNNT物質は、合成されたときのBNNT物質の密度よりも1~3桁大きい圧縮密度を有する、請求項5に記載の振動ダンパ。
- 前記粘弾性強化BNNT物質は、BNNT糸、BNNT織り糸、BNNTマット、およびBNNT織物のうち少なくとも1つを備える、請求項1から6のいずれか一項に記載の振動ダンパ。
- 前記粘弾性強化BNNT物質は、BNNT糸、BNNT織り糸、BNNTマット、およびBNNT織物のうち少なくとも1つを複数備える、請求項1から6のいずれか一項に記載の振動ダンパ。
- 前記粘弾性強化BNNT物質は、複数の積層BNNTマットを備える、請求項1から8のいずれか一項に記載の振動ダンパ。
- BNNT糸、BNNT織り糸、BNNTマット、およびBNNT織物のうち少なくとも1つの前記複数は圧縮される、請求項8に記載の振動ダンパ。
- 複数のBNNT分子が互いに擦れることでもたらされる粘弾性の挙動を有するBNNT物質を備える振動ダンパを形成する方法であって、
a)前記BNNT物質を精製するステップ、
b)前記BNNT物質を同位体的に強化するステップ、および
c)分散剤の中に前記BNNT物質を分散させ、前記分散させられたBNNT物質をフィルタ膜の上で分離し、所望の幾何形状に置かれた前記BNNTから分散剤を蒸発させるステップ
のうち少なくとも1つによって前記BNNT物質を粘弾性的に強化するステップを備える方法。 - 前記BNNT物質を粘弾性的に強化する前記ステップは、前記BNNT物質を精製するステップを含み、前記BNNT物質を精製する前記ステップは、前記BNNT物質からホウ素粒子、a-BN粒子、h-BNナノケージ、およびh-BNナノシートのうち少なくとも1つを少なくとも部分的に取り除くことからなる、請求項11に記載の方法。
- BNNTバッキーペーパ、BNNT織り糸、およびBNNT糸のうち少なくとも1つを形成するステップをさらに備える、請求項11または12に記載の方法。
- 前記BNNT物質を粘弾性的に強化する前記ステップは、同位体的に強化され、前記BNNT物質を同位体的に強化する前記ステップは、10Bおよび11Bの存在を高めるステップを備える、請求項11から13のいずれか一項に記載の方法。
- 振動方向に対してBNNT鎖の整列を高めるステップ、および前記振動方向に垂直に前記BNNT鎖の前記整列を高めるステップのうち少なくとも一方をさらに備える、請求項11から14のいずれか一項に記載の方法。
- 前記分散剤はアルコールである、請求項15に記載の方法。
- 前記BNNT糸および前記BNNT織り糸の少なくとも一方は、ロープおよび織物のうち少なくとも一方になる、請求項13および請求項13を引用する請求項14から16のいずれか一項に記載の方法。
- 前記BNNT糸および前記BNNT織り糸の前記少なくとも一方を圧縮するステップをさらに備える、請求項13および請求項13を引用する請求項14から17のいずれか一項に記載の方法。
- 複数のBNNTマットを形成するステップ、および前記複数のBNNTマットを積層するステップをさらに備える、請求項11から18のいずれか一項に記載の方法。
- 心棒の周りに前記BNNT織り糸を巻きつけて、円筒状のBNNTマットを形成するステップをさらに備える、請求項13および請求項13を引用する請求項14から19のいずれか一項に記載の方法。
- 前記BNNT糸および前記BNNT織り糸の前記少なくとも一方を織ってBNNT織物にするステップをさらに備える、請求項13および請求項13を引用する請求項14から20のいずれか一項に記載の方法。
- 複数のBNNT分子が互いに擦れることでもたらされる粘弾性の挙動を有する粘弾性強化BNNT物質を含有する筐体を備える振動減衰システムであって、前記粘弾性強化BNNT物質は、(a)ホウ素粒子、a-BN粒子、h-BNナノケージ、およびh-BNナノシートのうち少なくとも1つの量が低減されたBNNT物質、(b)同位体強化BNNT物質、ならびに(c)前記複数のBNNT分子が所望の幾何形状に配置されたBNNT物質のうち少なくとも1つを備え、これにより、前記粘弾性が強化されるように構成される振動減衰システム。
- 前記粘弾性強化BNNT物質は、BNNTバッキーペーパ、圧縮されたBNNT物質、BNNTマット、BNNT織り糸、およびBNNT糸のうち少なくとも1つをさらに備える、請求項22に記載の振動減衰システム。
- 前記粘弾性強化BNNT物質は、77K~400Kまで粘弾性挙動を示す、請求項1から10のいずれか一項に記載の振動ダンパ。
- 前記粘弾性強化BNNT物質は、少なくとも2K~1,900Kまで粘弾性挙動を示す、請求項1から10のいずれか一項に記載の振動ダンパ。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762455924P | 2017-02-07 | 2017-02-07 | |
| US62/455,924 | 2017-02-07 | ||
| PCT/US2018/017231 WO2018148286A1 (en) | 2017-02-07 | 2018-02-07 | Boron nitride nanotube vibration damping |
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| Publication Number | Publication Date |
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| JP2020508960A JP2020508960A (ja) | 2020-03-26 |
| JP7084424B2 true JP7084424B2 (ja) | 2022-06-14 |
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| Country | Link |
|---|---|
| US (1) | US10766780B2 (ja) |
| EP (2) | EP3468912B1 (ja) |
| JP (1) | JP7084424B2 (ja) |
| KR (1) | KR102578487B1 (ja) |
| AU (1) | AU2018219255B2 (ja) |
| CA (1) | CA3050921A1 (ja) |
| WO (1) | WO2018148286A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019113405A2 (en) * | 2017-12-08 | 2019-06-13 | Bnnt, Llc | Free electron laser orbital debris removal system |
| WO2020090240A1 (ja) * | 2018-10-29 | 2020-05-07 | 日立金属株式会社 | 窒化ホウ素ナノ物質の製造方法および窒化ホウ素ナノ物質、複合材料の製造方法および複合材料、ならびに窒化ホウ素ナノ物質の精製方法 |
| CA3125563A1 (en) * | 2019-01-07 | 2020-07-16 | Bnnt, Llc | Boron nitride nanotube vibration damping optimization |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007290908A (ja) | 2006-04-25 | 2007-11-08 | National Institute For Materials Science | ナノチューブ単体から形成された長尺ファイバとその作製方法および作製装置 |
| JP2010230156A (ja) | 2009-03-06 | 2010-10-14 | Three M Innovative Properties Co | 除振部材およびその製造方法 |
| WO2015164777A1 (en) | 2014-04-24 | 2015-10-29 | Bnnt, Llc | Continuous boron nitride nanotube fibers |
| WO2016100715A1 (en) | 2014-12-17 | 2016-06-23 | Bnnt, Llc | Boron nitride nanotube enhanced electrical components |
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| JP2007291286A (ja) * | 2006-04-27 | 2007-11-08 | Nissan Motor Co Ltd | 防振用ゴム組成物及び自動車サスペンション部品用防振ゴム |
| US9199854B2 (en) * | 2009-09-21 | 2015-12-01 | Deakin University | Method of manufacture |
| US8709538B1 (en) * | 2009-09-29 | 2014-04-29 | The Boeing Company | Substantially aligned boron nitride nano-element arrays and methods for their use and preparation |
| US8734748B1 (en) * | 2010-09-28 | 2014-05-27 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Purifying nanomaterials |
| US9233492B2 (en) * | 2010-10-12 | 2016-01-12 | Florida State University Research Foundation, Inc. | Composite materials reinforced with carbon nanotube yarns |
| DE102011084089A1 (de) * | 2011-10-06 | 2013-04-11 | Bayerische Motoren Werke Aktiengesellschaft | Fahrzeug-Radaufhängung mit einem hydraulischen Schwingungs-Dämpfer |
| US9776865B2 (en) | 2013-11-01 | 2017-10-03 | Bnnt, Llc | Induction-coupled plasma synthesis of boron nitride nanotubes |
| CA2968358C (en) | 2014-11-01 | 2022-10-18 | Bnnt, Llc | Target holders, multiple-incidence angle, and multizone heating for bnnt synthesis |
| AU2016265016B2 (en) | 2015-05-21 | 2019-11-28 | Bnnt, Llc | Boron nitride nanotube synthesis via direct induction |
| KR102722021B1 (ko) | 2016-11-29 | 2024-10-28 | 비엔엔티 엘엘씨 | 질화붕소 나노튜브의 정제 |
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- 2018-02-07 JP JP2019563343A patent/JP7084424B2/ja active Active
- 2018-02-07 WO PCT/US2018/017231 patent/WO2018148286A1/en not_active Ceased
- 2018-02-07 CA CA3050921A patent/CA3050921A1/en active Pending
- 2018-02-07 KR KR1020197025903A patent/KR102578487B1/ko active Active
- 2018-02-07 EP EP18751837.8A patent/EP3468912B1/en active Active
- 2018-02-07 AU AU2018219255A patent/AU2018219255B2/en not_active Ceased
- 2018-02-07 EP EP19197413.8A patent/EP3617137B1/en active Active
- 2018-11-29 US US16/204,017 patent/US10766780B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007290908A (ja) | 2006-04-25 | 2007-11-08 | National Institute For Materials Science | ナノチューブ単体から形成された長尺ファイバとその作製方法および作製装置 |
| JP2010230156A (ja) | 2009-03-06 | 2010-10-14 | Three M Innovative Properties Co | 除振部材およびその製造方法 |
| WO2015164777A1 (en) | 2014-04-24 | 2015-10-29 | Bnnt, Llc | Continuous boron nitride nanotube fibers |
| WO2016100715A1 (en) | 2014-12-17 | 2016-06-23 | Bnnt, Llc | Boron nitride nanotube enhanced electrical components |
Non-Patent Citations (1)
| Title |
|---|
| Xinghua HONG et. al.,Strong viscous behavior discovered in nanotube mats, as observed in boron nitride nanotube mats,Composites. Part B. Engineering,英国,2016年04月15日,Vol.91,Page.56-64,doi:10.1016/j.compositesb.2016.01.001 |
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| Publication number | Publication date |
|---|---|
| KR102578487B1 (ko) | 2023-09-14 |
| AU2018219255B2 (en) | 2022-10-20 |
| EP3468912A4 (en) | 2019-06-05 |
| US20190092643A1 (en) | 2019-03-28 |
| EP3617137A1 (en) | 2020-03-04 |
| KR20190117580A (ko) | 2019-10-16 |
| US10766780B2 (en) | 2020-09-08 |
| EP3468912B1 (en) | 2021-08-18 |
| AU2018219255A1 (en) | 2019-08-08 |
| EP3617137B1 (en) | 2023-08-09 |
| CA3050921A1 (en) | 2018-08-16 |
| WO2018148286A1 (en) | 2018-08-16 |
| JP2020508960A (ja) | 2020-03-26 |
| EP3468912A1 (en) | 2019-04-17 |
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