CN104710601A - 废旧pet材料脱色回收制备高纯pet切片的方法及制品 - Google Patents
废旧pet材料脱色回收制备高纯pet切片的方法及制品 Download PDFInfo
- Publication number
- CN104710601A CN104710601A CN201510036190.7A CN201510036190A CN104710601A CN 104710601 A CN104710601 A CN 104710601A CN 201510036190 A CN201510036190 A CN 201510036190A CN 104710601 A CN104710601 A CN 104710601A
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- Prior art keywords
- pet
- bhet
- waste
- cake
- purity
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- 239000002699 waste material Substances 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 title claims abstract description 34
- 238000011084 recovery Methods 0.000 title abstract description 12
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims abstract description 189
- QPKOBORKPHRBPS-UHFFFAOYSA-N bis(2-hydroxyethyl) terephthalate Chemical compound OCCOC(=O)C1=CC=C(C(=O)OCCO)C=C1 QPKOBORKPHRBPS-UHFFFAOYSA-N 0.000 claims abstract description 122
- 239000000843 powder Substances 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000008367 deionised water Substances 0.000 claims abstract description 4
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 4
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 122
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 121
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 41
- 238000002425 crystallisation Methods 0.000 claims description 34
- 238000002360 preparation method Methods 0.000 claims description 24
- 238000006068 polycondensation reaction Methods 0.000 claims description 20
- 230000008025 crystallization Effects 0.000 claims description 17
- 239000000975 dye Substances 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- 229910052787 antimony Inorganic materials 0.000 claims description 13
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 13
- 238000002390 rotary evaporation Methods 0.000 claims description 11
- 239000003054 catalyst Substances 0.000 claims description 10
- 238000004043 dyeing Methods 0.000 claims description 9
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 8
- 229920004933 Terylene® Polymers 0.000 claims description 7
- 230000018044 dehydration Effects 0.000 claims description 7
- 238000006297 dehydration reaction Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 7
- 230000035484 reaction time Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000006200 vaporizer Substances 0.000 claims description 7
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims description 6
- JVLRYPRBKSMEBF-UHFFFAOYSA-K diacetyloxystibanyl acetate Chemical compound [Sb+3].CC([O-])=O.CC([O-])=O.CC([O-])=O JVLRYPRBKSMEBF-UHFFFAOYSA-K 0.000 claims description 3
- 229910021645 metal ion Inorganic materials 0.000 claims description 3
- 238000007639 printing Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 6
- 239000004033 plastic Substances 0.000 abstract description 6
- 229920003023 plastic Polymers 0.000 abstract description 6
- 239000002904 solvent Substances 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000012643 polycondensation polymerization Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 3
- 238000000053 physical method Methods 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 229920004935 Trevira® Polymers 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000013502 plastic waste Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000002144 chemical decomposition reaction Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510036190.7A CN104710601B (zh) | 2015-01-23 | 2015-01-23 | 废旧pet材料脱色回收制备高纯pet切片的方法及制品 |
Applications Claiming Priority (1)
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CN201510036190.7A CN104710601B (zh) | 2015-01-23 | 2015-01-23 | 废旧pet材料脱色回收制备高纯pet切片的方法及制品 |
Publications (2)
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CN104710601A true CN104710601A (zh) | 2015-06-17 |
CN104710601B CN104710601B (zh) | 2016-08-24 |
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CN201510036190.7A Active CN104710601B (zh) | 2015-01-23 | 2015-01-23 | 废旧pet材料脱色回收制备高纯pet切片的方法及制品 |
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CN (1) | CN104710601B (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105061735A (zh) * | 2015-08-19 | 2015-11-18 | 树业环保科技股份有限公司 | 一种废旧pet材料循环再利用制造pet薄膜的方法 |
CN105367425A (zh) * | 2015-11-13 | 2016-03-02 | 航天资源循环科技有限公司 | 一种废旧pet材料化学法制取bhet单体提纯系统 |
CN107850863A (zh) * | 2015-08-27 | 2018-03-27 | 花王株式会社 | 调色剂用粘结树脂组合物 |
CN108139702A (zh) * | 2015-11-04 | 2018-06-08 | 花王株式会社 | 调色剂用粘结树脂组合物 |
WO2019001137A1 (zh) * | 2017-06-28 | 2019-01-03 | 树业环保科技股份有限公司 | 一种将废弃纺织物制备可应用于纺织品加工的纤维级聚酯切片的方法 |
CN110183631A (zh) * | 2019-06-05 | 2019-08-30 | 中塑联新材料科技湖北有限公司 | 一种把废聚酯薄膜还原成pet原料的方法 |
CN114656684A (zh) * | 2020-12-23 | 2022-06-24 | 科泽新材料有限公司 | 一种利用废旧pet聚酯制备高纯再生pet聚酯的方法 |
CN115807335A (zh) * | 2021-09-13 | 2023-03-17 | 南亚塑胶工业股份有限公司 | 聚酯织物的回收方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85106299A (zh) * | 1984-05-25 | 1987-02-18 | 东丽株式会社 | 聚酯碎屑的解聚法 |
CN1061420A (zh) * | 1990-11-16 | 1992-05-27 | 刘宏仁 | 一种废塑料回收再生方法 |
CN1252823A (zh) * | 1997-04-18 | 2000-05-10 | 纳幕尔杜邦公司 | 从污染的聚酯废物中回收聚酯的方法 |
WO2014093991A1 (en) * | 2012-12-14 | 2014-06-19 | Seyer Daniel J | Reaction products containing hydroxyalkylterephthalates and methods of making and using same |
-
2015
- 2015-01-23 CN CN201510036190.7A patent/CN104710601B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85106299A (zh) * | 1984-05-25 | 1987-02-18 | 东丽株式会社 | 聚酯碎屑的解聚法 |
CN1061420A (zh) * | 1990-11-16 | 1992-05-27 | 刘宏仁 | 一种废塑料回收再生方法 |
CN1252823A (zh) * | 1997-04-18 | 2000-05-10 | 纳幕尔杜邦公司 | 从污染的聚酯废物中回收聚酯的方法 |
WO2014093991A1 (en) * | 2012-12-14 | 2014-06-19 | Seyer Daniel J | Reaction products containing hydroxyalkylterephthalates and methods of making and using same |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105061735A (zh) * | 2015-08-19 | 2015-11-18 | 树业环保科技股份有限公司 | 一种废旧pet材料循环再利用制造pet薄膜的方法 |
CN107850863A (zh) * | 2015-08-27 | 2018-03-27 | 花王株式会社 | 调色剂用粘结树脂组合物 |
CN108139702A (zh) * | 2015-11-04 | 2018-06-08 | 花王株式会社 | 调色剂用粘结树脂组合物 |
CN105367425A (zh) * | 2015-11-13 | 2016-03-02 | 航天资源循环科技有限公司 | 一种废旧pet材料化学法制取bhet单体提纯系统 |
WO2019001137A1 (zh) * | 2017-06-28 | 2019-01-03 | 树业环保科技股份有限公司 | 一种将废弃纺织物制备可应用于纺织品加工的纤维级聚酯切片的方法 |
CN110183631A (zh) * | 2019-06-05 | 2019-08-30 | 中塑联新材料科技湖北有限公司 | 一种把废聚酯薄膜还原成pet原料的方法 |
CN114656684A (zh) * | 2020-12-23 | 2022-06-24 | 科泽新材料有限公司 | 一种利用废旧pet聚酯制备高纯再生pet聚酯的方法 |
CN115807335A (zh) * | 2021-09-13 | 2023-03-17 | 南亚塑胶工业股份有限公司 | 聚酯织物的回收方法 |
CN115807335B (zh) * | 2021-09-13 | 2024-05-28 | 南亚塑胶工业股份有限公司 | 聚酯织物的回收方法 |
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Publication number | Publication date |
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CN104710601B (zh) | 2016-08-24 |
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Address after: 515828 salt road section, 324 National Road, Chenghai District, Guangdong, Shantou Applicant after: SHUYE ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 515800 Sima Po Industrial Zone, hung two road, salt Hung Town, Chenghai District, Guangdong, Shantou Applicant before: Guangdong Shuye Environmental Protection Technology Co.,Ltd. |
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Application publication date: 20150617 Assignee: Shuye Aisikai Environmental Protection Materials (Shantou) Co.,Ltd. Assignor: SHUYE ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Contract record no.: X2023980035056 Denomination of invention: Method and product for preparing high-purity PET chips by decolorization and recycling of waste PET materials Granted publication date: 20160824 License type: Exclusive License Record date: 20230424 |
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