CN105051097A - 从pet碎片(破碎的pet)脱色的方法和装置 - Google Patents
从pet碎片(破碎的pet)脱色的方法和装置 Download PDFInfo
- Publication number
- CN105051097A CN105051097A CN201480018097.7A CN201480018097A CN105051097A CN 105051097 A CN105051097 A CN 105051097A CN 201480018097 A CN201480018097 A CN 201480018097A CN 105051097 A CN105051097 A CN 105051097A
- Authority
- CN
- China
- Prior art keywords
- pet
- fragment
- pet fragment
- ethylene glycol
- cas
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 34
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 109
- 238000000605 extraction Methods 0.000 claims abstract description 30
- 239000012634 fragment Substances 0.000 claims description 179
- 239000007788 liquid Substances 0.000 claims description 39
- 238000002203 pretreatment Methods 0.000 claims description 24
- 239000003086 colorant Substances 0.000 claims description 18
- 239000000284 extract Substances 0.000 claims description 16
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 claims description 12
- 238000009833 condensation Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 230000002411 adverse Effects 0.000 claims description 9
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 claims description 9
- 230000005494 condensation Effects 0.000 claims description 8
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 claims description 6
- XMGQYMWWDOXHJM-UHFFFAOYSA-N limonene Chemical compound CC(=C)C1CCC(C)=CC1 XMGQYMWWDOXHJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- UWHCKJMYHZGTIT-UHFFFAOYSA-N tetraethylene glycol Chemical compound OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 3
- 229920002582 Polyethylene Glycol 600 Polymers 0.000 claims description 3
- 239000012965 benzophenone Substances 0.000 claims description 3
- 230000006353 environmental stress Effects 0.000 claims description 3
- 229940087305 limonene Drugs 0.000 claims description 3
- 235000001510 limonene Nutrition 0.000 claims description 3
- 238000006140 methanolysis reaction Methods 0.000 claims description 3
- 229940057847 polyethylene glycol 600 Drugs 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 2
- 238000006460 hydrolysis reaction Methods 0.000 claims description 2
- 238000007127 saponification reaction Methods 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims 4
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000009835 boiling Methods 0.000 abstract description 8
- 150000002894 organic compounds Chemical class 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 188
- 239000005020 polyethylene terephthalate Substances 0.000 description 188
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
- QPKOBORKPHRBPS-UHFFFAOYSA-N bis(2-hydroxyethyl) terephthalate Chemical compound OCCOC(=O)C1=CC=C(C(=O)OCCO)C=C1 QPKOBORKPHRBPS-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000007781 pre-processing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000012174 carbonated soft drink Nutrition 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 125000001142 dicarboxylic acid group Chemical group 0.000 description 1
- 150000002009 diols Chemical group 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- FYIBGDKNYYMMAG-UHFFFAOYSA-N ethane-1,2-diol;terephthalic acid Chemical compound OCCO.OC(=O)C1=CC=C(C(O)=O)C=C1 FYIBGDKNYYMMAG-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 230000034659 glycolysis Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
-
- 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
- C08J11/18—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 treatment with organic material
- C08J11/22—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 treatment with organic material by treatment with organic oxygen-containing compounds
- C08J11/24—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 treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
-
- 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
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13161194 | 2013-03-26 | ||
| EP13161194.9 | 2013-03-26 | ||
| EP13171754.8 | 2013-06-12 | ||
| EP13171754.8A EP2784110B1 (en) | 2013-03-26 | 2013-06-12 | Method and apparatus for colour removal from shredded pet-flakes |
| PCT/EP2014/056053 WO2014154745A1 (en) | 2013-03-26 | 2014-03-26 | Method and apparatus for colour removal from pet-flake (shredded pet) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105051097A true CN105051097A (zh) | 2015-11-11 |
Family
ID=47997151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480018097.7A Pending CN105051097A (zh) | 2013-03-26 | 2014-03-26 | 从pet碎片(破碎的pet)脱色的方法和装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9890261B2 (https=) |
| EP (1) | EP2784110B1 (https=) |
| JP (1) | JP6214754B2 (https=) |
| KR (1) | KR101812198B1 (https=) |
| CN (1) | CN105051097A (https=) |
| WO (1) | WO2014154745A1 (https=) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561365A (zh) * | 2021-08-13 | 2021-10-29 | 晋江市闽祥机械科技有限公司 | 一种滤芯表面pet残留物高温分解装置 |
| WO2022172150A1 (en) * | 2021-02-09 | 2022-08-18 | Wu Chia Wen | Method for processing polyalkylene benzenedicarboxylate material |
| TWI870661B (zh) * | 2021-05-25 | 2025-01-21 | 國立臺灣大學 | 聚苯二甲酸烷二醇酯材的處理方法 |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102123492B1 (ko) | 2019-10-11 | 2020-06-16 | 주식회사 제팩 | 재활용 가능한 페트용기 및 그 제조방법 |
| IT201900025039A1 (it) | 2019-12-20 | 2021-06-20 | Garbo S R L | Processo per purificare il bis(2-idrossietil)tereftalato. |
| CA3174714A1 (en) * | 2020-04-13 | 2021-10-21 | Bruce Roger Debruin | Chemical recycling of colored plastics mixtures |
| NL2026273B1 (en) | 2020-08-14 | 2022-04-13 | Ioniqa Tech B V | Depolymerization method of a waste polymer material and system therefore |
| US11814492B2 (en) * | 2020-12-02 | 2023-11-14 | International Business Machines Corporation | Polyester recycling process with pre-reaction purification |
| CH718700A1 (de) * | 2021-06-02 | 2022-12-15 | Alpla Werke Alwin Lehner Gmbh & Co Kg | Recycling-Verfahren. |
| ES2987865T3 (es) | 2022-09-20 | 2024-11-18 | Revalyu Resources Gmbh | Proceso para reciclar tereftalato de polietileno utilizando coordenadas de color específicas para el procesamiento de oligómeros |
| ES2987863T3 (es) * | 2022-09-20 | 2024-11-18 | Revalyu Resources Gmbh | Proceso para reciclar tereftalato de polietileno utilizando una materia prima separada |
| ES2987897T3 (es) | 2022-09-20 | 2024-11-18 | Revalyu Resources Gmbh | Proceso para reciclar tereftalato de polietileno utilizando un intervalo de temperatura seleccionado para elprocesamiento de oligómeros |
| EP4342945B1 (en) * | 2022-09-20 | 2024-07-17 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using different mono-ethylene glycol levels |
| EP4342942B1 (en) | 2022-09-20 | 2024-07-10 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate determined by intrinsic viscosity of polyethylene terephthalate |
| EP4342944B1 (en) * | 2022-09-20 | 2024-08-14 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using gaseous and/or liquid mono-ethylene glycol |
| ES2987870T3 (es) * | 2022-09-20 | 2024-11-18 | Revalyu Resources Gmbh | Proceso para reciclar tereftalato de polietileno utilizando un gradiente de concentración de impurezas |
| EP4342946B1 (en) * | 2022-09-20 | 2024-07-17 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using a washing reactor |
| ES2987868T3 (es) | 2022-09-20 | 2024-11-18 | Revalyu Resources Gmbh | Proceso para reciclar tereftalato de polietileno utilizando material filtrante de partículas porosas |
| EP4342943B1 (en) | 2022-09-20 | 2024-07-17 | revalyu Resources GmbH | Process for recycling polyethylene terephthalate using a selected feedstock |
| TW202506854A (zh) | 2023-06-19 | 2025-02-16 | 德商巴地斯顏料化工廠 | 聚合材料之脫色及/或分離方法 |
| CN121358796A (zh) | 2023-06-19 | 2026-01-16 | 巴斯夫欧洲公司 | 用于使有色聚合物材料再循环的包括脱色和化学处理的方法 |
| CN121420020A (zh) | 2023-06-19 | 2026-01-27 | 巴斯夫欧洲公司 | 用于使有色聚合物材料再循环的方法和由其获得的挤出产品 |
| SE546629C2 (en) * | 2023-06-30 | 2025-01-02 | Rewin Textiles AB | Process and system for mixed fabric rejuvination |
| CN121909241A (zh) | 2023-09-29 | 2026-04-21 | 巴斯夫欧洲公司 | 用于由从聚合物共混物再循环的聚酯制备聚酯纤维的方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192492A (ja) * | 1999-11-01 | 2001-07-17 | Akio Kobayashi | 精製熱可塑性ポリエステル樹脂の製造方法 |
| JP2002327088A (ja) * | 2001-05-07 | 2002-11-15 | Akio Kobayashi | 精製熱可塑性ポリエステル樹脂の製造法 |
| JP2004217871A (ja) * | 2003-01-17 | 2004-08-05 | Teijin Fibers Ltd | 染着ポリエステル繊維からの有用成分回収方法 |
| JP2007045874A (ja) * | 2005-08-08 | 2007-02-22 | Teijin Fibers Ltd | 染着ポリエステル繊維からの有効成分回収方法 |
| CN101238171A (zh) * | 2005-08-05 | 2008-08-06 | 帝人纤维株式会社 | 从染色聚酯纤维中回收有用成分的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6410607B1 (en) | 1999-02-10 | 2002-06-25 | Eastman Chemical Company | Glycolysis process for recycling of post-consumer pet |
| KR100866819B1 (ko) | 2001-10-16 | 2008-11-04 | 데이진 가부시키가이샤 | Ｐｅｔ 보틀의 리사이클 방법 |
-
2013
- 2013-06-12 EP EP13171754.8A patent/EP2784110B1/en active Active
-
2014
- 2014-03-26 CN CN201480018097.7A patent/CN105051097A/zh active Pending
- 2014-03-26 WO PCT/EP2014/056053 patent/WO2014154745A1/en not_active Ceased
- 2014-03-26 JP JP2016504656A patent/JP6214754B2/ja not_active Expired - Fee Related
- 2014-03-26 KR KR1020157030844A patent/KR101812198B1/ko not_active Expired - Fee Related
-
2015
- 2015-09-23 US US14/862,584 patent/US9890261B2/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192492A (ja) * | 1999-11-01 | 2001-07-17 | Akio Kobayashi | 精製熱可塑性ポリエステル樹脂の製造方法 |
| JP2002327088A (ja) * | 2001-05-07 | 2002-11-15 | Akio Kobayashi | 精製熱可塑性ポリエステル樹脂の製造法 |
| JP2004217871A (ja) * | 2003-01-17 | 2004-08-05 | Teijin Fibers Ltd | 染着ポリエステル繊維からの有用成分回収方法 |
| CN101238171A (zh) * | 2005-08-05 | 2008-08-06 | 帝人纤维株式会社 | 从染色聚酯纤维中回收有用成分的方法 |
| JP2007045874A (ja) * | 2005-08-08 | 2007-02-22 | Teijin Fibers Ltd | 染着ポリエステル繊維からの有効成分回収方法 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022172150A1 (en) * | 2021-02-09 | 2022-08-18 | Wu Chia Wen | Method for processing polyalkylene benzenedicarboxylate material |
| US11952467B2 (en) | 2021-02-09 | 2024-04-09 | National Taiwan University | Method for processing polyalkylene benzenedicarboxylate material |
| TWI870661B (zh) * | 2021-05-25 | 2025-01-21 | 國立臺灣大學 | 聚苯二甲酸烷二醇酯材的處理方法 |
| CN113561365A (zh) * | 2021-08-13 | 2021-10-29 | 晋江市闽祥机械科技有限公司 | 一种滤芯表面pet残留物高温分解装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2784110A1 (en) | 2014-10-01 |
| JP6214754B2 (ja) | 2017-10-18 |
| WO2014154745A1 (en) | 2014-10-02 |
| KR101812198B1 (ko) | 2017-12-26 |
| US9890261B2 (en) | 2018-02-13 |
| EP2784110B1 (en) | 2017-03-29 |
| KR20150139880A (ko) | 2015-12-14 |
| US20160009893A1 (en) | 2016-01-14 |
| JP2016514748A (ja) | 2016-05-23 |
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Application publication date: 20151111 |