JP7270007B2 - リサイクルフィルムからポリエステル材料を形成する方法 - Google Patents
リサイクルフィルムからポリエステル材料を形成する方法 Download PDFInfo
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- JP7270007B2 JP7270007B2 JP2021139799A JP2021139799A JP7270007B2 JP 7270007 B2 JP7270007 B2 JP 7270007B2 JP 2021139799 A JP2021139799 A JP 2021139799A JP 2021139799 A JP2021139799 A JP 2021139799A JP 7270007 B2 JP7270007 B2 JP 7270007B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
- C08J11/12—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by dry-heat treatment only
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B17/0412—Disintegrating plastics, e.g. by milling to large particles, e.g. beads, granules, flakes, slices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Polymers & Plastics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing Of Solid Wastes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Description
Claims (6)
- ポリエステルを含むリサイクル材料を形成するために、リサイクルフィルムにフィルム表面処理を行うことと、
第1の固有粘度を有するリサイクルチップ材料を形成するために、前記リサイクル材料を分割することと、
前記リサイクルチップ材料により、前記第1の固有粘度より大きい第2の固有粘度を有するポリエステル材料を形成することと、を備え、
前記リサイクルチップ材料により前記ポリエステル材料を形成することは、
押出装置内に前記リサイクルチップ材料を配置することと、
前記押出装置内に配置された前記リサイクルチップ材料を加熱し、前記押出装置により前記ポリエステル材料を形成することと、
前記押出装置内に配置された前記リサイクルチップ材料に減圧を行うことと、を含み、
前記減圧は、1mbar~6mbarで行われ、前記減圧の時間は、15~60分である方法。 - 前記リサイクルフィルムに前記フィルム表面処理を行うことは、前記リサイクルフィルムの表面材料を物理的に除去することを含む、請求項1の方法。
- 前記第1の固有粘度は、0.6dL/g以下であり、前記第2の固有粘度は、0.63dL/g以上である、請求項1の方法。
を含む請求項1の方法。 - 前記加熱は、230℃~300℃で行われる、請求項1の方法。
- 前記加熱の時間は、15~60分である、請求項1の方法。
- 連続して行われる、請求項1の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW110115540 | 2021-04-29 | ||
TW110115540A TWI761195B (zh) | 2021-04-29 | 2021-04-29 | 由回收膜形成聚酯材的方法 |
Publications (2)
Publication Number | Publication Date |
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JP2022171521A JP2022171521A (ja) | 2022-11-11 |
JP7270007B2 true JP7270007B2 (ja) | 2023-05-09 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2021139799A Active JP7270007B2 (ja) | 2021-04-29 | 2021-08-30 | リサイクルフィルムからポリエステル材料を形成する方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11613622B2 (ja) |
JP (1) | JP7270007B2 (ja) |
CN (1) | CN115256686A (ja) |
TW (1) | TWI761195B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2024122631A1 (ja) * | 2022-12-09 | 2024-06-13 | 恵和株式会社 | 光学シート、バックライトユニット、画像表示装置、照明装置、および光学シートの製造方法 |
Citations (7)
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JP2000063557A (ja) | 1998-08-25 | 2000-02-29 | Nippon Ester Co Ltd | リサイクルポリエステル及びその製造方法 |
JP2003509249A (ja) | 1999-09-17 | 2003-03-11 | ビジー プラスティックス プロプライアタリー リミティド | 廃pet容器から食品接触グレードポリエチレンテレフタレート樹脂を製造する方法 |
JP2003525142A (ja) | 1999-09-22 | 2003-08-26 | ヘルムト バッケル | Pet材料の再利用をする方法及び装置 |
CN101659757A (zh) | 2009-09-28 | 2010-03-03 | 华东理工大学 | 一种用回收低粘度涤纶丝制造中粘度pet切片的方法 |
JP2012171276A (ja) | 2011-02-23 | 2012-09-10 | Teijin Dupont Films Japan Ltd | 熱可塑性樹脂フィルムの製造装置及び製造方法 |
CN103665425A (zh) | 2013-12-12 | 2014-03-26 | 扬州天富龙汽车内饰纤维有限公司 | 一种再生聚酯高纯度合成粒子的制备方法 |
JP2014133373A (ja) | 2013-01-11 | 2014-07-24 | Toray Ind Inc | 離型用二軸配向ポリエステルフィルムおよびその製造方法 |
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JP3126907B2 (ja) | 1995-08-24 | 2001-01-22 | 積水化成品工業株式会社 | 熱可塑性ポリエステル系樹脂発泡成形体の製造方法 |
US6395865B2 (en) * | 1997-12-05 | 2002-05-28 | Continental Pet Technologies Inc | Process for making pen/pet blends and transparent articles therefrom |
JP3911069B2 (ja) | 1997-05-26 | 2007-05-09 | 三菱化学ポリエステルフィルム株式会社 | ポリエステル組成物の製造方法 |
US5945460A (en) * | 1997-03-20 | 1999-08-31 | Eastman Chemical Company | Process for continuously producing polyester articles with scrap recycle in a continuous melt-to-preform process |
JPH11245290A (ja) | 1998-02-27 | 1999-09-14 | Sekisui Plastics Co Ltd | 結束用バンド及びその製造方法 |
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US8465614B2 (en) * | 2010-01-13 | 2013-06-18 | Mitsubishi Polyester Film, Inc. | Process for recycling waste film and product made therefrom |
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TWM597778U (zh) * | 2019-12-13 | 2020-07-01 | 台塑能源科技股份有限公司 | 提高回收聚酯廢料之特性黏度的裝置 |
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2021
- 2021-04-29 TW TW110115540A patent/TWI761195B/zh active
- 2021-06-23 US US17/355,208 patent/US11613622B2/en active Active
- 2021-07-21 CN CN202110827014.0A patent/CN115256686A/zh active Pending
- 2021-08-30 JP JP2021139799A patent/JP7270007B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000063557A (ja) | 1998-08-25 | 2000-02-29 | Nippon Ester Co Ltd | リサイクルポリエステル及びその製造方法 |
JP2003509249A (ja) | 1999-09-17 | 2003-03-11 | ビジー プラスティックス プロプライアタリー リミティド | 廃pet容器から食品接触グレードポリエチレンテレフタレート樹脂を製造する方法 |
JP2003525142A (ja) | 1999-09-22 | 2003-08-26 | ヘルムト バッケル | Pet材料の再利用をする方法及び装置 |
CN101659757A (zh) | 2009-09-28 | 2010-03-03 | 华东理工大学 | 一种用回收低粘度涤纶丝制造中粘度pet切片的方法 |
JP2012171276A (ja) | 2011-02-23 | 2012-09-10 | Teijin Dupont Films Japan Ltd | 熱可塑性樹脂フィルムの製造装置及び製造方法 |
JP2014133373A (ja) | 2013-01-11 | 2014-07-24 | Toray Ind Inc | 離型用二軸配向ポリエステルフィルムおよびその製造方法 |
CN103665425A (zh) | 2013-12-12 | 2014-03-26 | 扬州天富龙汽车内饰纤维有限公司 | 一种再生聚酯高纯度合成粒子的制备方法 |
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Publication number | Publication date |
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JP2022171521A (ja) | 2022-11-11 |
US11613622B2 (en) | 2023-03-28 |
US20220348735A1 (en) | 2022-11-03 |
TW202241681A (zh) | 2022-11-01 |
CN115256686A (zh) | 2022-11-01 |
TWI761195B (zh) | 2022-04-11 |
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