NO312103B1 - Fremgangsmåte for gjenvinning av polyesterpolymer for en polymerblanding - Google Patents
Fremgangsmåte for gjenvinning av polyesterpolymer for en polymerblanding Download PDFInfo
- Publication number
- NO312103B1 NO312103B1 NO19961827A NO961827A NO312103B1 NO 312103 B1 NO312103 B1 NO 312103B1 NO 19961827 A NO19961827 A NO 19961827A NO 961827 A NO961827 A NO 961827A NO 312103 B1 NO312103 B1 NO 312103B1
- Authority
- NO
- Norway
- Prior art keywords
- pet
- polymer
- solvent
- polyester
- selective solvent
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title claims description 134
- 229920000728 polyester Polymers 0.000 title claims description 44
- 238000000034 method Methods 0.000 title claims description 33
- 229920002959 polymer blend Polymers 0.000 title claims description 3
- 238000011084 recovery Methods 0.000 title description 16
- 239000002904 solvent Substances 0.000 claims description 188
- 239000000126 substance Substances 0.000 claims description 46
- 238000005406 washing Methods 0.000 claims description 45
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 41
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 30
- -1 polyethylene Polymers 0.000 claims description 29
- 229920000098 polyolefin Polymers 0.000 claims description 27
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical group COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 claims description 26
- 238000004090 dissolution Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 21
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 20
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 20
- 239000004800 polyvinyl chloride Substances 0.000 claims description 20
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 15
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 claims description 13
- 229960001826 dimethylphthalate Drugs 0.000 claims description 13
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 12
- 238000009835 boiling Methods 0.000 claims description 12
- 239000004793 Polystyrene Substances 0.000 claims description 9
- 229920002223 polystyrene Polymers 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 8
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 238000010128 melt processing Methods 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 291
- 239000005020 polyethylene terephthalate Substances 0.000 description 291
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 73
- 239000000047 product Substances 0.000 description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 36
- 238000001556 precipitation Methods 0.000 description 30
- 238000004064 recycling Methods 0.000 description 19
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 17
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 17
- 239000000460 chlorine Substances 0.000 description 17
- 229910052801 chlorine Inorganic materials 0.000 description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 239000000463 material Substances 0.000 description 16
- 238000012545 processing Methods 0.000 description 15
- 239000000356 contaminant Substances 0.000 description 14
- 239000000843 powder Substances 0.000 description 13
- 238000010992 reflux Methods 0.000 description 12
- 230000029087 digestion Effects 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 150000005690 diesters Chemical class 0.000 description 9
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 9
- 239000013585 weight reducing agent Substances 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000004576 sand Substances 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 239000002002 slurry Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 6
- 239000003599 detergent Substances 0.000 description 6
- 238000005227 gel permeation chromatography Methods 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000012716 precipitator Substances 0.000 description 5
- 238000003109 Karl Fischer titration Methods 0.000 description 4
- CGZZMOTZOONQIA-UHFFFAOYSA-N cycloheptanone Chemical group O=C1CCCCCC1 CGZZMOTZOONQIA-UHFFFAOYSA-N 0.000 description 4
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical class CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 4
- 150000002009 diols Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012065 filter cake Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000011877 solvent mixture Substances 0.000 description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 3
- VNGOYPQMJFJDLV-UHFFFAOYSA-N dimethyl benzene-1,3-dicarboxylate Chemical compound COC(=O)C1=CC=CC(C(=O)OC)=C1 VNGOYPQMJFJDLV-UHFFFAOYSA-N 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- 150000002334 glycols Chemical class 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 3
- 239000011344 liquid material Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- KYTZHLUVELPASH-UHFFFAOYSA-N naphthalene-1,2-dicarboxylic acid Chemical compound C1=CC=CC2=C(C(O)=O)C(C(=O)O)=CC=C21 KYTZHLUVELPASH-UHFFFAOYSA-N 0.000 description 3
- 238000005191 phase separation Methods 0.000 description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000004876 x-ray fluorescence Methods 0.000 description 3
- OZXIZRZFGJZWBF-UHFFFAOYSA-N 1,3,5-trimethyl-2-(2,4,6-trimethylphenoxy)benzene Chemical class CC1=CC(C)=CC(C)=C1OC1=C(C)C=C(C)C=C1C OZXIZRZFGJZWBF-UHFFFAOYSA-N 0.000 description 2
- FJPGAMCQJNLTJC-UHFFFAOYSA-N 2,3-Heptanedione Chemical class CCCCC(=O)C(C)=O FJPGAMCQJNLTJC-UHFFFAOYSA-N 0.000 description 2
- ZUYKJZQOPXDNOK-UHFFFAOYSA-N 2-(ethylamino)-2-thiophen-2-ylcyclohexan-1-one;hydrochloride Chemical group Cl.C=1C=CSC=1C1(NCC)CCCCC1=O ZUYKJZQOPXDNOK-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229940072049 amyl acetate Drugs 0.000 description 2
- PGMYKACGEOXYJE-UHFFFAOYSA-N anhydrous amyl acetate Chemical class CCCCCOC(C)=O PGMYKACGEOXYJE-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 150000001991 dicarboxylic acids Chemical class 0.000 description 2
- ONIHPYYWNBVMID-UHFFFAOYSA-N diethyl benzene-1,4-dicarboxylate Chemical compound CCOC(=O)C1=CC=C(C(=O)OCC)C=C1 ONIHPYYWNBVMID-UHFFFAOYSA-N 0.000 description 2
- HBGGXOJOCNVPFY-UHFFFAOYSA-N diisononyl phthalate Chemical compound CC(C)CCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC(C)C HBGGXOJOCNVPFY-UHFFFAOYSA-N 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- KZTYYGOKRVBIMI-UHFFFAOYSA-N diphenyl sulfone Chemical compound C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- MNWFXJYAOYHMED-UHFFFAOYSA-M heptanoate Chemical class CCCCCCC([O-])=O MNWFXJYAOYHMED-UHFFFAOYSA-M 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- SHOJXDKTYKFBRD-UHFFFAOYSA-N mesityl oxide Chemical class CC(C)=CC(C)=O SHOJXDKTYKFBRD-UHFFFAOYSA-N 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- TWSRVQVEYJNFKQ-UHFFFAOYSA-N pentyl propanoate Chemical class CCCCCOC(=O)CC TWSRVQVEYJNFKQ-UHFFFAOYSA-N 0.000 description 2
- 239000011112 polyethylene naphthalate Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000013557 residual solvent Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- DNIAPMSPPWPWGF-VKHMYHEASA-N (+)-propylene glycol Chemical compound C[C@H](O)CO DNIAPMSPPWPWGF-VKHMYHEASA-N 0.000 description 1
- BYEAHWXPCBROCE-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-ol Chemical compound FC(F)(F)C(O)C(F)(F)F BYEAHWXPCBROCE-UHFFFAOYSA-N 0.000 description 1
- CHRJZRDFSQHIFI-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;styrene Chemical compound C=CC1=CC=CC=C1.C=CC1=CC=CC=C1C=C CHRJZRDFSQHIFI-UHFFFAOYSA-N 0.000 description 1
- VDFVNEFVBPFDSB-UHFFFAOYSA-N 1,3-dioxane Chemical group C1COCOC1 VDFVNEFVBPFDSB-UHFFFAOYSA-N 0.000 description 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical group C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- YPFDHNVEDLHUCE-UHFFFAOYSA-N 1,3-propanediol Substances OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical group C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- KYCXTUXIIANKNP-UHFFFAOYSA-N 1-acetyloxybutyl acetate Chemical compound CCCC(OC(C)=O)OC(C)=O KYCXTUXIIANKNP-UHFFFAOYSA-N 0.000 description 1
- TYUBFZQPOBZETC-UHFFFAOYSA-N 1-acetyloxypropyl acetate Chemical compound CC(=O)OC(CC)OC(C)=O TYUBFZQPOBZETC-UHFFFAOYSA-N 0.000 description 1
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical class CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 description 1
- JTXMVXSTHSMVQF-UHFFFAOYSA-N 2-acetyloxyethyl acetate Chemical compound CC(=O)OCCOC(C)=O JTXMVXSTHSMVQF-UHFFFAOYSA-N 0.000 description 1
- 241000257161 Calliphoridae Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- MUXOBHXGJLMRAB-UHFFFAOYSA-N Dimethyl succinate Chemical compound COC(=O)CCC(=O)OC MUXOBHXGJLMRAB-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004609 Impact Modifier Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- DHXVGJBLRPWPCS-UHFFFAOYSA-N Tetrahydropyran Chemical compound C1CCOCC1 DHXVGJBLRPWPCS-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- ORLQHILJRHBSAY-UHFFFAOYSA-N [1-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1(CO)CCCCC1 ORLQHILJRHBSAY-UHFFFAOYSA-N 0.000 description 1
- 150000004729 acetoacetic acid derivatives Chemical group 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000012491 analyte Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000002902 bimodal effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 235000012174 carbonated soft drink Nutrition 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000008380 degradant Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011118 depth filtration Methods 0.000 description 1
- OUWSNHWQZPEFEX-UHFFFAOYSA-N diethyl glutarate Chemical compound CCOC(=O)CCCC(=O)OCC OUWSNHWQZPEFEX-UHFFFAOYSA-N 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical group COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- GYUVMLBYMPKZAZ-UHFFFAOYSA-N dimethyl naphthalene-2,6-dicarboxylate Chemical compound C1=C(C(=O)OC)C=CC2=CC(C(=O)OC)=CC=C21 GYUVMLBYMPKZAZ-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000003759 ester based solvent Substances 0.000 description 1
- CAPAZTWTGPAFQE-UHFFFAOYSA-N ethane-1,2-diol Chemical compound OCCO.OCCO CAPAZTWTGPAFQE-UHFFFAOYSA-N 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- KLKFAASOGCDTDT-UHFFFAOYSA-N ethoxymethoxyethane Chemical group CCOCOCC KLKFAASOGCDTDT-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- MWVFCEVNXHTDNF-UHFFFAOYSA-N hexane-2,3-dione Chemical class CCCC(=O)C(C)=O MWVFCEVNXHTDNF-UHFFFAOYSA-N 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000002563 ionic surfactant Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 125000005487 naphthalate group Chemical group 0.000 description 1
- RXOHFPCZGPKIRD-UHFFFAOYSA-N naphthalene-2,6-dicarboxylic acid Chemical compound C1=C(C(O)=O)C=CC2=CC(C(=O)O)=CC=C21 RXOHFPCZGPKIRD-UHFFFAOYSA-N 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 125000005498 phthalate group Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 1
- 239000010457 zeolite Substances 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
-
- 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
- B29B17/0026—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
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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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- 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
- B29B2017/0015—Washing, rinsing
-
- 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
- B29B17/02—Separating plastics from other materials
- B29B2017/0203—Separating plastics from 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
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0293—Dissolving the materials in gases or liquids
-
- 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
-
- 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
- B29K2067/003—PET, i.e. poylethylene terephthalate
-
- 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)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/436,078 US5554657A (en) | 1995-05-08 | 1995-05-08 | Process for recycling mixed polymer containing polyethylene terephthalate |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO961827D0 NO961827D0 (no) | 1996-05-06 |
| NO961827L NO961827L (no) | 1996-11-11 |
| NO312103B1 true NO312103B1 (no) | 2002-03-18 |
Family
ID=23731023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19961827A NO312103B1 (no) | 1995-05-08 | 1996-05-06 | Fremgangsmåte for gjenvinning av polyesterpolymer for en polymerblanding |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US5554657A (fr) |
| EP (1) | EP0742251B1 (fr) |
| JP (1) | JPH08325407A (fr) |
| KR (1) | KR960041251A (fr) |
| CN (1) | CN1143090A (fr) |
| AR (1) | AR001866A1 (fr) |
| AT (1) | ATE231895T1 (fr) |
| AU (1) | AU704462B2 (fr) |
| BR (1) | BR9602163A (fr) |
| CA (1) | CA2175876A1 (fr) |
| DE (1) | DE69625951T2 (fr) |
| DK (1) | DK0742251T3 (fr) |
| ES (1) | ES2190463T3 (fr) |
| HU (1) | HU218012B (fr) |
| NO (1) | NO312103B1 (fr) |
| PL (1) | PL186674B1 (fr) |
| PT (1) | PT742251E (fr) |
| SG (1) | SG48395A1 (fr) |
| TW (1) | TW397851B (fr) |
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| JP7377834B2 (ja) * | 2021-05-31 | 2023-11-10 | 三菱重工業株式会社 | 分離システム及び分離方法 |
| EP4423047A1 (fr) * | 2021-10-25 | 2024-09-04 | Eastman Chemical Company | Procédés de récupération de téréphtalates de dialkyle à partir de compositions de polyester |
| DE202021106836U1 (de) | 2021-12-15 | 2022-01-14 | Certoplast Technische Klebebänder Gmbh | Klebeband |
| GB202207809D0 (en) * | 2022-05-26 | 2022-07-13 | Addible Ltd | A process for separating a mixed waste stream |
| GB202212897D0 (en) * | 2022-09-05 | 2022-10-19 | Provost Fellows Found Scholars And The Other Members Of Board Of The College Of The Holy And Undivid | Separation of multilayer structures |
| CN115785413B (zh) * | 2022-12-08 | 2024-07-12 | 金发科技股份有限公司 | 一种可生物降解脂肪族聚酯及其制备方法和应用 |
| WO2024161886A1 (fr) * | 2023-02-03 | 2024-08-08 | 株式会社豊田中央研究所 | Système de séparation de composants |
| CN116284991A (zh) * | 2023-05-19 | 2023-06-23 | 广东绿王新材料有限公司 | 一种废旧聚酯材料制备聚酯粉的方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1201523A (en) * | 1968-05-17 | 1970-08-05 | Ici Ltd | Finely divided polyesters |
| US4003880A (en) * | 1975-05-19 | 1977-01-18 | Monsanto Company | Fabric dye stripping, separation and recovery of polyester |
| CA1061947A (fr) * | 1975-06-11 | 1979-09-04 | Horizons Research Incorporated | Recuperation du solvant de polyesters thermoplastiques |
| DE2754728A1 (de) * | 1976-12-09 | 1978-06-15 | Monsanto Co | Verfahren zur gewinnung farbloser thermoplastischer polymerisate und gemischten und gefaerbten sammelfaserpartien |
| US4617111A (en) * | 1985-07-26 | 1986-10-14 | Plastic Recycling Foundation, Inc. | Method for the separation of a mixture of polyvinyl chloride and polyethylene terephtalate |
| US5198471A (en) * | 1989-09-11 | 1993-03-30 | Rensselaer Polytechnic Institute | Polymer recycling by selective dissolution |
| DE4034459A1 (de) * | 1990-10-30 | 1992-05-07 | Hoechst Ag | Verfahren zur aufbereitung thermisch beanspruchter polyester-abfaelle |
| US5120768A (en) * | 1991-05-09 | 1992-06-09 | The Goodyear Tire & Rubber Company | Process for separating polyethylene terephthalate from polyvinyl chloride |
| DE4134019A1 (de) * | 1991-10-15 | 1993-04-22 | Bayer Ag | Reinigung von polycarbonat- und polyester-abfaellen |
| DE4220473A1 (de) * | 1992-06-23 | 1994-01-05 | Zimmer Ag | Verfahren zur Herstellung von Polybutylenterephthalat aus PET-Abfall |
| US5234110A (en) * | 1992-11-23 | 1993-08-10 | Kobler Ronald W | Polyvinyl chloride-polyethylene terephthalate separation process and product |
| US5380793A (en) * | 1993-07-13 | 1995-01-10 | Ashland Oil, Inc. | Styrene soluble unsatured polyester resin from polyethylene terephthalate |
| US5451611A (en) * | 1994-03-29 | 1995-09-19 | Council Of Scientific & Industrial Research | Process for the conversion of poly(ethylene terephthalate) waste to poly(alkylene terephthalate) |
-
1995
- 1995-05-08 US US08/436,078 patent/US5554657A/en not_active Expired - Fee Related
-
1996
- 1996-04-17 SG SG1996009333A patent/SG48395A1/en unknown
- 1996-05-06 PL PL96314078A patent/PL186674B1/pl unknown
- 1996-05-06 CA CA 2175876 patent/CA2175876A1/fr not_active Abandoned
- 1996-05-06 NO NO19961827A patent/NO312103B1/no unknown
- 1996-05-06 BR BR9602163A patent/BR9602163A/pt not_active IP Right Cessation
- 1996-05-06 AU AU52092/96A patent/AU704462B2/en not_active Ceased
- 1996-05-07 KR KR1019960014833A patent/KR960041251A/ko not_active Application Discontinuation
- 1996-05-07 AT AT96201131T patent/ATE231895T1/de not_active IP Right Cessation
- 1996-05-07 DE DE69625951T patent/DE69625951T2/de not_active Expired - Fee Related
- 1996-05-07 ES ES96201131T patent/ES2190463T3/es not_active Expired - Lifetime
- 1996-05-07 HU HU9601211A patent/HU218012B/hu not_active IP Right Cessation
- 1996-05-07 JP JP13570396A patent/JPH08325407A/ja active Pending
- 1996-05-07 EP EP96201131A patent/EP0742251B1/fr not_active Expired - Lifetime
- 1996-05-07 PT PT96201131T patent/PT742251E/pt unknown
- 1996-05-07 AR AR33642096A patent/AR001866A1/es unknown
- 1996-05-07 CN CN96106202A patent/CN1143090A/zh active Pending
- 1996-05-07 DK DK96201131T patent/DK0742251T3/da active
- 1996-07-08 TW TW85108237A patent/TW397851B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR9602163A (pt) | 1998-01-13 |
| HU218012B (hu) | 2000-05-28 |
| PL314078A1 (en) | 1996-11-12 |
| DE69625951T2 (de) | 2003-07-03 |
| HUP9601211A2 (en) | 1997-04-28 |
| ES2190463T3 (es) | 2003-08-01 |
| AU5209296A (en) | 1996-11-21 |
| DE69625951D1 (de) | 2003-03-06 |
| TW397851B (en) | 2000-07-11 |
| NO961827D0 (no) | 1996-05-06 |
| DK0742251T3 (da) | 2003-05-26 |
| EP0742251A1 (fr) | 1996-11-13 |
| CN1143090A (zh) | 1997-02-19 |
| EP0742251B1 (fr) | 2003-01-29 |
| SG48395A1 (en) | 1998-04-17 |
| KR960041251A (ko) | 1996-12-19 |
| HUP9601211A3 (en) | 1997-10-28 |
| JPH08325407A (ja) | 1996-12-10 |
| PL186674B1 (pl) | 2004-02-27 |
| HU9601211D0 (en) | 1996-07-29 |
| ATE231895T1 (de) | 2003-02-15 |
| AU704462B2 (en) | 1999-04-22 |
| CA2175876A1 (fr) | 1996-11-09 |
| PT742251E (pt) | 2003-04-30 |
| NO961827L (no) | 1996-11-11 |
| AR001866A1 (es) | 1997-12-10 |
| US5554657A (en) | 1996-09-10 |
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