JP2003300933A - ポリエチレンテレフタレート解重合溶液からの微粒子の除去方法 - Google Patents
ポリエチレンテレフタレート解重合溶液からの微粒子の除去方法Info
- Publication number
- JP2003300933A JP2003300933A JP2003005402A JP2003005402A JP2003300933A JP 2003300933 A JP2003300933 A JP 2003300933A JP 2003005402 A JP2003005402 A JP 2003005402A JP 2003005402 A JP2003005402 A JP 2003005402A JP 2003300933 A JP2003300933 A JP 2003300933A
- Authority
- JP
- Japan
- Prior art keywords
- solution
- polyethylene terephthalate
- fine particles
- metal powder
- ethylene glycol
- 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.)
- Ceased
Links
- 229920000139 polyethylene terephthalate Polymers 0.000 title claims abstract description 30
- 239000005020 polyethylene terephthalate Substances 0.000 title claims abstract description 30
- -1 polyethylene terephthalate Polymers 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000002245 particle Substances 0.000 title claims abstract description 21
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 18
- 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 8
- 239000010419 fine particle Substances 0.000 claims description 34
- 238000001914 filtration Methods 0.000 claims description 25
- 238000012856 packing Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 26
- 239000000706 filtrate Substances 0.000 description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000000049 pigment Substances 0.000 description 6
- 238000005352 clarification Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BCBHDSLDGBIFIX-UHFFFAOYSA-N 4-[(2-hydroxyethoxy)carbonyl]benzoic acid Chemical compound OCCOC(=O)C1=CC=C(C(O)=O)C=C1 BCBHDSLDGBIFIX-UHFFFAOYSA-N 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012691 depolymerization reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000006224 matting agent Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 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
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003005402A JP2003300933A (ja) | 2002-02-06 | 2003-01-14 | ポリエチレンテレフタレート解重合溶液からの微粒子の除去方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002029506 | 2002-02-06 | ||
| JP2002-29506 | 2002-02-06 | ||
| JP2003005402A JP2003300933A (ja) | 2002-02-06 | 2003-01-14 | ポリエチレンテレフタレート解重合溶液からの微粒子の除去方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003300933A true JP2003300933A (ja) | 2003-10-21 |
| JP2003300933A5 JP2003300933A5 (enExample) | 2005-07-28 |
Family
ID=29404881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003005402A Ceased JP2003300933A (ja) | 2002-02-06 | 2003-01-14 | ポリエチレンテレフタレート解重合溶液からの微粒子の除去方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003300933A (enExample) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013173881A (ja) * | 2012-02-27 | 2013-09-05 | Fujifilm Corp | 化合物、液晶組成物、高分子材料およびフィルム |
| US12435201B2 (en) | 2022-09-20 | 2025-10-07 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using a selected feedstock |
| US12441862B2 (en) | 2022-09-20 | 2025-10-14 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using a washing reactor |
| US12441863B2 (en) | 2022-09-20 | 2025-10-14 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using different mono-ethylene glycol levels |
| US12448496B2 (en) | 2022-09-20 | 2025-10-21 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using specific color coordinates for oligomer processing |
| US12496749B2 (en) | 2022-09-20 | 2025-12-16 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate determined by intrinsic viscosity of polyethylene terephthalate |
-
2003
- 2003-01-14 JP JP2003005402A patent/JP2003300933A/ja not_active Ceased
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013173881A (ja) * | 2012-02-27 | 2013-09-05 | Fujifilm Corp | 化合物、液晶組成物、高分子材料およびフィルム |
| US9464232B2 (en) | 2012-02-27 | 2016-10-11 | Fujifilm Corporation | Compound, liquid crystal composition, polymer material, and film |
| US12435201B2 (en) | 2022-09-20 | 2025-10-07 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using a selected feedstock |
| US12441862B2 (en) | 2022-09-20 | 2025-10-14 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using a washing reactor |
| US12441863B2 (en) | 2022-09-20 | 2025-10-14 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using different mono-ethylene glycol levels |
| US12448496B2 (en) | 2022-09-20 | 2025-10-21 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using specific color coordinates for oligomer processing |
| US12496749B2 (en) | 2022-09-20 | 2025-12-16 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate determined by intrinsic viscosity of polyethylene terephthalate |
| US12503566B2 (en) | 2022-09-20 | 2025-12-23 | Revalyu Resources Gmbh | Process for recycling polyethylene terephthalate using porous particulated filter material |
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