JP7680367B2 - 積層造形によって製造される部品を迅速に硬化し被覆するための技法 - Google Patents
積層造形によって製造される部品を迅速に硬化し被覆するための技法 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/264—Arrangements for irradiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/35—Cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0827—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using UV radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
- B29C2071/0018—Absorbing ingredients, e.g. drugs, flavourings, UV screeners, embedded in the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/188—Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
- B33Y40/20—Post-treatment, e.g. curing, coating or polishing
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- Materials Engineering (AREA)
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- Manufacturing & Machinery (AREA)
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- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Oral & Maxillofacial Surgery (AREA)
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- Polymerisation Methods In General (AREA)
Description
このPCT出願は、2019年4月9日出願の、「METHODOLOGIES TO RAPIDLY CURE AND COAT PARTS PRODUCED BY ADDITIVE MANUFACTURING」という名称の米国特許仮出願第62/831,537号の優先権の利益を請求し、その内容は、それに限定されないが、3次元印刷、積層造形に関連した態様を含む、その全体が参照によって本明細書に組み込まれる。
実施例 基本的な3D印刷樹脂配合物
光開始剤、IGM樹脂Omnirad819(フェニルビス(2,4,6-トリメチルベンジル)ホスフィンオキシド、CAS162881-26-7)又はBASF TPO(ジフェニル(2,4,6-トリメチルベンゾイル)ホスフィンオキシド、CAS75980-60-8)。0.05%~5%の範囲の、開始剤の質量%を使用した。
3D STL物体をブレンダー、グラフィックアート及びビデオ処理に適合させるオープンソースCADレンダリングソフトウェアでデザインした。次いで、これらの物体を、支持構造(必要に応じて)を適用することができるAutodesk Netfabbに移した。Netfabbを使用して、STL物体及び付随する支持体をUV投影ソースに対応する方位分解能を有する10μm層JPEG画像にスライスした。画像スタックが生じると、画像をブレンダーに積み戻し、12フレーム毎秒(12fps×10μm/フレーム=120μm/秒ビデオ)で再生するAVIビデオファイルにコンパイルした。コンパイルしたら、これらのビデオは、標準のビデオコーデック及びメディアプレーヤー、例えば、VLCメディアプレーヤーによって再生することができた。加えて、上記ビデオのフレーム速度は、これらのメディアプレーヤー内で速めるか、遅くすることができた(使用者は、30μm/秒、60μm/秒、又は240μm/秒の速度でビデオを実行することができる)。ビデオは、UV光を投影するように改変されたDLP(デジタルライトプロセッシング)投影機のシリーズによって投影された。ランプ源を、様々な印刷機によって変えた;中圧Hgランプを用いた投影システムもあれば、単色UV LEDを用いたものもあった。投影機をつなぎ合わせて連続した大きな投影視野を作り出した(最大投影視野は240μmピクセル分解能で15''×24''であった)。
樹脂を印刷バットに流し入れた。次いで、ボールスクリューアクチュエータアームで保持された印刷ステージを印刷インターフェースと接触させた。UV暴露時間30秒を用いて、スチールビルドプラットフォームに、樹脂の最初の接着層を生じ、120μm/秒で、ビルドプラットフォームの後退と連動して、ビデオを開始した。印刷速度240μm/秒を達成することができたが、こうした印刷の品質及び印刷プロセスの信頼性は実質的に低下した。
Claims (23)
- (i)反応性部分を含有する3次元印刷部品を用意する工程、
(ii)前記3次元印刷部品と反応させるための液浴に反応分子を添加する工程、及び
(iii)反応性部分を含有する前記3次元(3D)印刷部品を前記液浴中に浸漬して、前記液浴中の反応分子によって前記反応性部分の重合を行い、前記3D印刷部品の重合度を変化させる工程
を含む、3次元(3D)印刷部品を硬化及び/又は改質する方法。 - 前記3D印刷部品を用意する工程が、前記3D印刷部品を溶媒で洗浄する工程を含む、請求項1に記載の方法。
- 前記液浴が、30℃~300℃の範囲内の温度を有し、浸漬する工程が、前記3D印刷部品を前記液浴に1分~24時間の範囲内の時間さらす工程を含む、請求項1に記載の方法。
- 前記液浴が、ポリマー崩壊を引き起こす、ポリマー/溶媒シータ点を過ぎた貧溶媒である、請求項1に記載の方法。
- 浸漬する工程が、第1の温度と第2の温度との間で、前記液浴の温度を変化させる工程を含む、請求項1に記載の方法。
- 前記液浴の前記第2の温度が、前記第1の温度より高く、前記3D印刷部品の荷重たわみ温度より低い、請求項5に記載の方法。
- 前記3D印刷部品が、前記第1の温度と前記第2の温度との間で、前記液浴の温度を変化させる工程の間、前記液浴中にある、請求項5に記載の方法。
- 前記第1の温度と前記第2の温度との間で、前記液浴の温度を変化させる工程が、少なくとも1期間の線形変化を含む、請求項5に記載の方法。
- 前記第1の温度と前記第2の温度との間で、前記液浴の温度を変化させる工程が、少なくとも1期間の非線形変化を含む、請求項5に記載の方法。
- 第1の温度と第2の温度との間で、前記液浴の温度を変化させる工程が、温度に変化をもたらさない、少なくとも1つの段階的な期間を含む、請求項5に記載の方法。
- 反応性部分を有する前記3D印刷部品が、アクリル樹脂、メタクリル樹脂、シリコーン樹脂、フルオロ樹脂、スチレン樹脂、ポリオレフィン樹脂、熱可塑性エラストマー、ポリオキシアルキレン樹脂、ポリエステル樹脂、ポリ塩化ビニル樹脂、ポリカーボネート樹脂、ポリフェニレンスルフィド樹脂、セルロース樹脂、ポリアセタール樹脂、メラミン樹脂、ポリウレタン樹脂、又はポリアミド樹脂を含む、熱硬化性樹脂又は光硬化性樹脂から形成される、請求項1に記載の方法。
- 前記反応性部分が、アクリレート、メタクリレート、オレフィン、ジチオール、ジオール、メトキシシラン、エトキシシラン、及びスルフィド基から選択される、1種又は複数の架橋反応性部分を含む、請求項1に記載の方法。
- 前記液浴が、シリコーン油浴、水性グリコール浴、フッ素化ポリエーテル浴、水性DMSO浴、又はDMSO浴である、請求項1に記載の方法。
- 前記3D印刷部品が、UV安定剤及びUV遮断剤のうちの少なくとも1種を含む、請求項1に記載の方法。
- 熱開始剤が、反応性部分を含有する前記3次元印刷部品中に、及び/又は反応性部分を含有する前記3次元印刷部品上に存在する、請求項1に記載の方法。
- 前記熱開始剤が、50~140℃の範囲内の活性化温度を有する、請求項15に記載の方法。
- 浸漬する工程が、第1の温度と第2の温度との間で、前記液浴の温度を変化させる工程を含み、前記液浴の前記第2の温度が、前記第1の温度より高く、かつ前記3D印刷部品の荷重たわみ温度より低く、開始剤の活性化温度が、前記第1の温度及び前記第2の温度の範囲内である、請求項15に記載の方法。
- 前記の反応分子を添加して、前記3次元(3D)印刷部品の表面と反応させる工程を含む、請求項1に記載の方法。
- 前記反応分子が、アクリレート、メタクリレート、ビニル含有基、オレフィン、又はチオール含有基である、請求項1に記載の方法。
- 前記反応分子が、シロキサン基、フッ素化基、又はヒドロキシ基を含む、請求項1に記載の方法。
- 前記(i)の工程が、20%~80%の範囲内の硬化率を有する前記3次元印刷部品を用意する工程を含む、請求項1に記載の方法。
- 反応性部分を含有する前記3次元印刷部品を前記液浴中に浸漬する工程の前、浸漬する工程の間、及び浸漬する工程の後のうちの少なくとも1つを含む期間中に、前記3次元印刷部品にUV光処理を施す工程を更に含む、請求項1に記載の方法。
- 反応分子を液浴に添加する前記工程(ii)が、反応性部分を含有する前記3次元(3D)印刷部品を前記液浴中に浸漬する前記工程(iii)の前である、請求項1に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962831537P | 2019-04-09 | 2019-04-09 | |
| US62/831,537 | 2019-04-09 | ||
| PCT/US2020/027509 WO2020210520A1 (en) | 2019-04-09 | 2020-04-09 | Methodologies to rapidly cure and coat parts produced by additive manufacturing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022526684A JP2022526684A (ja) | 2022-05-25 |
| JP7680367B2 true JP7680367B2 (ja) | 2025-05-20 |
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| JP2021560550A Active JP7680367B2 (ja) | 2019-04-09 | 2020-04-09 | 積層造形によって製造される部品を迅速に硬化し被覆するための技法 |
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| Country | Link |
|---|---|
| US (3) | US11534966B2 (ja) |
| EP (1) | EP3953160B1 (ja) |
| JP (1) | JP7680367B2 (ja) |
| KR (1) | KR20220016453A (ja) |
| CN (1) | CN113692346B (ja) |
| AU (1) | AU2020271078A1 (ja) |
| BR (1) | BR112021020198A2 (ja) |
| CA (1) | CA3131996A1 (ja) |
| GB (1) | GB2596470B (ja) |
| SG (1) | SG11202110863TA (ja) |
| WO (1) | WO2020210520A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021025686A1 (en) * | 2019-08-06 | 2021-02-11 | Hewlett-Packard Development Company, L.P. | Three-dimensional printing with adhesion promoters |
| WO2021120025A1 (en) * | 2019-12-18 | 2021-06-24 | Luxcreo (Beijing) Inc. | Systems and methods for treating a printed model |
| EP4085157A4 (en) | 2019-12-30 | 2024-01-17 | Entegris, Inc. | METAL BODY WITH MAGNESIUM FLUORIDE AREA FORMED THEREOF |
| KR20220158758A (ko) * | 2020-03-27 | 2022-12-01 | 포스트프로세스 테크놀로지스 인코포레이티드 | 물체로부터 원치 않는 물질을 제거하기 위한 조성물 및 이러한 조성물의 사용 방법 |
| WO2022085005A1 (en) * | 2020-10-21 | 2022-04-28 | Stratasys Ltd. | Method and system for treating an additive manufactured object |
| CN115246214A (zh) * | 2021-04-08 | 2022-10-28 | 清锋(北京)科技有限公司 | 一种用于光固化3d打印透明物体的方法 |
| KR102273407B1 (ko) * | 2021-04-22 | 2021-07-07 | 주식회사 그래피 | 3d 프린트 출력물의 후경화 방법 및 이의 방법에 의해 제조된 투명 치아 교정 장치 |
| CN114013042B (zh) * | 2021-12-21 | 2022-12-13 | 上海俊彩材料科技有限公司 | Uv固化方法及固化装置 |
| MX2023011448A (es) | 2022-09-30 | 2024-04-01 | Hasbro Inc | Accesorio de juguete y sistema de impresion. |
| GB2624248B (en) * | 2022-11-14 | 2025-04-16 | Additive Manufacturing Tech Ltd | Method for processing thermoset parts |
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| US20200324470A1 (en) | 2020-10-15 |
| EP3953160C0 (en) | 2025-10-15 |
| CN113692346A (zh) | 2021-11-23 |
| EP3953160B1 (en) | 2025-10-15 |
| GB202113606D0 (en) | 2021-11-10 |
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