JP3983977B2 - 汚染されたポリエチレンテレフタレートを汚染除去されたポリブチレンテレフタレートに転化するための改良された方法 - Google Patents
汚染されたポリエチレンテレフタレートを汚染除去されたポリブチレンテレフタレートに転化するための改良された方法 Download PDFInfo
- Publication number
- JP3983977B2 JP3983977B2 JP2000541229A JP2000541229A JP3983977B2 JP 3983977 B2 JP3983977 B2 JP 3983977B2 JP 2000541229 A JP2000541229 A JP 2000541229A JP 2000541229 A JP2000541229 A JP 2000541229A JP 3983977 B2 JP3983977 B2 JP 3983977B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- pet
- decontaminated
- ethanediol
- butanediol
- 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.)
- Expired - Fee Related
Links
- 229920000139 polyethylene terephthalate Polymers 0.000 title claims abstract description 49
- 239000005020 polyethylene terephthalate Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 42
- -1 polyethylene terephthalate Polymers 0.000 title claims abstract description 12
- 229920001707 polybutylene terephthalate Polymers 0.000 title claims description 27
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000003054 catalyst Substances 0.000 claims abstract description 24
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 23
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000356 contaminant Substances 0.000 claims abstract description 11
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 15
- 238000005809 transesterification reaction Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 238000006068 polycondensation reaction Methods 0.000 claims description 12
- 239000002699 waste material Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 230000035484 reaction time Effects 0.000 claims description 8
- 239000004927 clay Substances 0.000 claims description 6
- 238000007872 degassing Methods 0.000 claims description 5
- 150000002009 diols Chemical class 0.000 claims description 4
- 150000003503 terephthalic acid derivatives Chemical class 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 3
- 238000011085 pressure filtration Methods 0.000 claims description 3
- 239000006227 byproduct Substances 0.000 abstract description 6
- 239000000123 paper Substances 0.000 abstract description 4
- 239000000049 pigment Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000975 dye Substances 0.000 abstract description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 2
- 239000011707 mineral Substances 0.000 abstract description 2
- 239000004033 plastic Substances 0.000 abstract description 2
- 229920003023 plastic Polymers 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 description 10
- 238000005202 decontamination Methods 0.000 description 7
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 6
- 230000003588 decontaminative effect Effects 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 5
- 150000002148 esters Chemical class 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 125000005907 alkyl ester group Chemical group 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 229920001283 Polyalkylene terephthalate Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- JLYXXMFPNIAWKQ-GNIYUCBRSA-N gamma-hexachlorocyclohexane Chemical compound Cl[C@H]1[C@H](Cl)[C@@H](Cl)[C@@H](Cl)[C@H](Cl)[C@H]1Cl JLYXXMFPNIAWKQ-GNIYUCBRSA-N 0.000 description 1
- JLYXXMFPNIAWKQ-UHFFFAOYSA-N gamma-hexachlorocyclohexane Natural products ClC1C(Cl)C(Cl)C(Cl)C(Cl)C1Cl JLYXXMFPNIAWKQ-UHFFFAOYSA-N 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229960002809 lindane Drugs 0.000 description 1
- 239000003605 opacifier Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 235000014214 soft drink Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- YZYKBQUWMPUVEN-UHFFFAOYSA-N zafuleptine Chemical compound OC(=O)CCCCCC(C(C)C)NCC1=CC=C(F)C=C1 YZYKBQUWMPUVEN-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- 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
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/916—Dicarboxylic acids and dihydroxy compounds
-
- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- 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
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Polyesters Or Polycarbonates (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Organic Insulating Materials (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2614 | 1998-03-27 | ||
| AUPP2614A AUPP261498A0 (en) | 1998-03-27 | 1998-03-27 | Improved conversion of contaminated polyethylene terephthalate to polybutylene terephthalate |
| PCT/AU1999/000208 WO1999050332A1 (en) | 1998-03-27 | 1999-03-25 | Improved conversion of contaminated polyethylene terephthalate to decontaminated polybutylene terephthalate |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002509962A JP2002509962A (ja) | 2002-04-02 |
| JP2002509962A5 JP2002509962A5 (https=) | 2007-04-05 |
| JP3983977B2 true JP3983977B2 (ja) | 2007-09-26 |
Family
ID=3806875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000541229A Expired - Fee Related JP3983977B2 (ja) | 1998-03-27 | 1999-03-25 | 汚染されたポリエチレンテレフタレートを汚染除去されたポリブチレンテレフタレートに転化するための改良された方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6518322B1 (https=) |
| EP (1) | EP1082375B1 (https=) |
| JP (1) | JP3983977B2 (https=) |
| AT (1) | ATE268345T1 (https=) |
| AU (1) | AUPP261498A0 (https=) |
| DE (1) | DE69917773T2 (https=) |
| ES (1) | ES2221743T3 (https=) |
| WO (1) | WO1999050332A1 (https=) |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7812077B2 (en) * | 2003-12-17 | 2010-10-12 | Sabic Innovative Plastics Ip B.V. | Polyester compositions, method of manufacture, and uses thereof |
| US8067493B2 (en) * | 2003-12-30 | 2011-11-29 | Sabic Innovative Plastics Ip B.V. | Polymer compositions, method of manufacture, and articles formed therefrom |
| US7807745B2 (en) | 2006-01-27 | 2010-10-05 | Sabic Innovative Plastics Ip B.V. | Molding compositions containing polycarbonate and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET) |
| EP1964877A1 (en) * | 2005-12-09 | 2008-09-03 | Kumamoto Technology & Industry Foundation | Method of depolymerizing polyester and unsaturated polyester and method of recovering polyester monomer with the depolymerization method |
| US8680167B2 (en) * | 2006-01-27 | 2014-03-25 | Sabic Innovative Plastics Ip B.V. | Molding compositions containing fillers and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET) |
| EP1979403B1 (en) * | 2006-01-27 | 2009-12-30 | General Electric Company | Articles derived from compositions containing modified polybutylene terephthalate (pbt) random copolymers derived from polyethylene terephthalate (pet) |
| US7902263B2 (en) | 2006-01-27 | 2011-03-08 | Sabic Innovative Plastics Ip B.V. | Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET) |
| US7902264B2 (en) | 2006-01-27 | 2011-03-08 | Sabic Innovative Plastics Ip B.V. | Polytrimethylene terephthalate (PTT) derived from polyethylene terephthalate (PET) and containing PET residues |
| US7795320B2 (en) | 2006-01-27 | 2010-09-14 | Sabic Innovative Plastics Ip B.V. | Copolyetheresters derived from polyethylene terephthalate |
| US7923506B2 (en) * | 2006-01-27 | 2011-04-12 | Sabic Innovative Plastics Ip B.V. | Molding compositions containing modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET) |
| WO2007089653A2 (en) * | 2006-01-27 | 2007-08-09 | General Electric Company | Molding compositions containing polyalkylene terephthalates and modified polybutylene terephthalate (pbt) random copolymers derived from pet |
| US7799836B2 (en) * | 2006-03-01 | 2010-09-21 | Sabic Innovative Plastics Ip B.V. | Process for making polybutylene terephthalate (PBT) from polyethylene terephthalate (PET) |
| US7799838B2 (en) | 2006-07-26 | 2010-09-21 | Sabic Innovative Plastics Ip B.V. | Elastomer blends of polyesters and copolyetheresters derived from polyethylene terephthalate, method of manufacture, and articles therefrom |
| US8309656B2 (en) | 2006-07-26 | 2012-11-13 | Sabic Innovative Plastics Ip B.V. | Elastomer blends containing polycarbonates and copolyetheresters derived from polyethylene terephthalate, method of manufacture, and articles therefrom |
| US8158710B2 (en) * | 2006-11-27 | 2012-04-17 | Sabic Innovative Plastics Ip B.V. | Polyester blends, methods of making, and articles formed therefrom |
| US20090069489A1 (en) * | 2007-09-12 | 2009-03-12 | Peter Vollenberg | Polycarbonate-poly(ester-ether) copolymer composition, method of manufacture, and articles therefrom |
| US7799892B2 (en) * | 2008-05-02 | 2010-09-21 | Sabic Innovative Plastics Ip B.V. | Method of making polybutylene terephthalate and compositions and articles comprising the same |
| US7928150B2 (en) * | 2008-05-06 | 2011-04-19 | Sabic Innovative Plastics Ip B.V. | Process for the manufacture of lonomeric polybutylene terephthalate from polyethylene terephthalate, and compositions and articles thereof |
| US7910657B2 (en) * | 2008-12-30 | 2011-03-22 | Sabic Innovative Plastics Ip B.V. | Process for the manufacture of polybutylene terephthalate copolymers from polyethylene terephthalate, and compositions and articles thereof |
| US20100168317A1 (en) * | 2008-12-30 | 2010-07-01 | Cahoon-Brister Kristen | Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof |
| US8138244B2 (en) * | 2008-12-30 | 2012-03-20 | Sabic Innovative Plastics Ip B.V. | Reinforced polyester compositions, method of manufacture, and articles thereof |
| US20100168328A1 (en) * | 2008-12-30 | 2010-07-01 | Ganesh Kannan | Process for the manufacture of polycyclohexane dimethylene terephthalate copolymers from polyethylene terephthalate, and compositions and articles thereof |
| US20100168321A1 (en) * | 2008-12-30 | 2010-07-01 | Cahoon-Brister Kristen | Poly(butylene terephthalate) compositions, methods of manufacture, and articles thereof |
| US8129471B2 (en) * | 2009-12-30 | 2012-03-06 | Sabic Innovative Plastics Ip B.V. | Polycarbonate-poly(ether-ester) copolymer composition, method of manufacture, and articles therefrom |
| US8716378B2 (en) | 2010-06-29 | 2014-05-06 | Sabic Innovative Plastics Ip B.V. | Flame resistant polyester compositions, method of manufacture, and articles thereof |
| US8686072B2 (en) | 2010-06-29 | 2014-04-01 | Sabic Innovative Plastics Ip B.V. | Flame resistant polyester compositions, method of manufacture, and articles therof |
| US8440762B2 (en) | 2011-01-14 | 2013-05-14 | Sabic Innovative Plastics Ip B.V. | Polymer compositions, method of manufacture, and articles formed therefrom |
| US8933162B2 (en) | 2011-07-15 | 2015-01-13 | Saudi Basic Industries Corporation | Color-stabilized biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof |
| US8877862B2 (en) | 2011-07-15 | 2014-11-04 | Saudi Basic Industries Corporation | Method for color stabilization of poly(butylene-co-adipate terephthalate |
| US9334360B2 (en) | 2011-07-15 | 2016-05-10 | Sabic Global Technologies B.V. | Color-stabilized biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof |
| US8946345B2 (en) | 2011-08-30 | 2015-02-03 | Saudi Basic Industries Corporation | Method for the preparation of (polybutylene-co-adipate terephthalate) through the in situ phosphorus containing titanium based catalyst |
| US8722163B2 (en) | 2011-09-16 | 2014-05-13 | Pepsico, Inc. | Recyclable colorants in plastic beverage containers |
| US8889820B2 (en) | 2012-02-15 | 2014-11-18 | Saudi Basic Industries Corporation | Amorphous, high glass transition temperature copolyester compositions, methods of manufacture, and articles thereof |
| US8969506B2 (en) | 2012-02-15 | 2015-03-03 | Saudi Basic Industries Corporation | Amorphous, high glass transition temperature copolyester compositions, methods of manufacture, and articles thereof |
| US8901273B2 (en) | 2012-02-15 | 2014-12-02 | Saudi Basic Industries Corporation | Amorphous, high glass transition temperature copolyester compositions, methods of manufacture, and articles thereof |
| US9034983B2 (en) | 2012-03-01 | 2015-05-19 | Saudi Basic Industries Corporation | Poly(butylene-co-adipate terephthalate), method of manufacture and uses thereof |
| US9828461B2 (en) | 2012-03-01 | 2017-11-28 | Sabic Global Technologies B.V. | Poly(alkylene co-adipate terephthalate) prepared from recycled polyethylene terephthalate having low impurity levels |
| US8895660B2 (en) | 2012-03-01 | 2014-11-25 | Saudi Basic Industries Corporation | Poly(butylene-co-adipate terephthalate), method of manufacture, and uses thereof |
| US8901243B2 (en) | 2012-03-30 | 2014-12-02 | Saudi Basic Industries Corporation | Biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof |
| US9234074B2 (en) | 2012-04-20 | 2016-01-12 | Perpetual Global Technologies Limited | Flakes of ester mixtures and methods for their production |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1081681A (fr) * | 1952-08-09 | 1954-12-22 | Perfogit | Procédé de récupération de chutes de polyesters synthétiques |
| DE2045914B2 (de) | 1970-09-17 | 1975-11-27 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von linearen, hochmolekularen Polyestern |
| US4166896A (en) * | 1976-02-23 | 1979-09-04 | Owens-Corning Fiberglas Corporation | Polyester production |
| GB1558910A (en) | 1977-05-04 | 1980-01-09 | Bayer Ag | Continuous process for the production of polybutylene terephthalates |
| DE2734924C2 (de) | 1977-08-03 | 1984-09-20 | Bayer Ag, 5090 Leverkusen | Kontinuierliches Verfahren zur Herstellung von Polybutylenterephthalaten |
| US4499261A (en) | 1984-02-22 | 1985-02-12 | Davy Mckee Ag | Process for the continuous production of polybutylene terephthalate of high molecular weight |
| JPS61163928A (ja) | 1985-01-14 | 1986-07-24 | Toray Ind Inc | ポリブチレンテレフタレ−ト系重合体の製造法 |
| DE3823538A1 (de) * | 1988-07-12 | 1990-02-01 | Davy Mckee Ag | Verfahren zur herstellung von pbt-teppichgarn |
| US5015759A (en) * | 1989-12-08 | 1991-05-14 | E. I. Du Pont De Nemours And Company | Process for increasing the direct esterification reaction rate of a diacid with a glycol |
| JP3510885B2 (ja) * | 1992-05-18 | 2004-03-29 | ペトレサイクル プロプライエタリー リミテッド | 使用ずみｐｅｔの資源からのポリエチレンテレフタレートの再生方法 |
| DE4220473A1 (de) * | 1992-06-23 | 1994-01-05 | Zimmer Ag | Verfahren zur Herstellung von Polybutylenterephthalat aus PET-Abfall |
| 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) |
| US5635584A (en) * | 1995-12-07 | 1997-06-03 | Eastman Chemical Company | Process including glycolysis and subsequent purification for recycling polyester materials |
| US6136869A (en) * | 1997-10-17 | 2000-10-24 | Eastman Chemical Company | Depolymerization process for recycling polyesters |
| AU3927099A (en) * | 1998-04-16 | 1999-11-08 | Havel-Chemie Ag | Method for producing polyester alcohols, and polyester alcohols |
-
1998
- 1998-03-27 AU AUPP2614A patent/AUPP261498A0/en not_active Abandoned
-
1999
- 1999-03-25 WO PCT/AU1999/000208 patent/WO1999050332A1/en not_active Ceased
- 1999-03-25 ES ES99911523T patent/ES2221743T3/es not_active Expired - Lifetime
- 1999-03-25 DE DE69917773T patent/DE69917773T2/de not_active Expired - Lifetime
- 1999-03-25 AT AT99911523T patent/ATE268345T1/de not_active IP Right Cessation
- 1999-03-25 JP JP2000541229A patent/JP3983977B2/ja not_active Expired - Fee Related
- 1999-03-25 US US09/623,388 patent/US6518322B1/en not_active Expired - Lifetime
- 1999-03-25 EP EP99911523A patent/EP1082375B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US6518322B1 (en) | 2003-02-11 |
| ATE268345T1 (de) | 2004-06-15 |
| ES2221743T3 (es) | 2005-01-01 |
| JP2002509962A (ja) | 2002-04-02 |
| DE69917773D1 (de) | 2004-07-08 |
| WO1999050332A1 (en) | 1999-10-07 |
| AUPP261498A0 (en) | 1998-04-23 |
| EP1082375A1 (en) | 2001-03-14 |
| EP1082375A4 (en) | 2001-05-02 |
| DE69917773T2 (de) | 2005-06-30 |
| EP1082375B1 (en) | 2004-06-02 |
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