LT5352B - Poliesterių gamybos polimerizacijos katalizatorius, polietilentereftalato gavimo būdas ir polimerizacijos katalizatoriaus panaudojimas - Google Patents

Poliesterių gamybos polimerizacijos katalizatorius, polietilentereftalato gavimo būdas ir polimerizacijos katalizatoriaus panaudojimas Download PDF

Info

Publication number: LT5352B
Authority: LT; Lithuania
Prior art keywords: polymerization catalyst; polyethylene terephthalate; triethyl; ethylene glycol; transesterification
Prior art date: 2003-05-15

Application number

LT2005105A

Other languages

English (en)

Lithuanian (lt)

Other versions

LT2005105A (en

Inventor

Mathias Schoennagel

Michael Witschas

Ahmet Celalettin TURAN

Original Assignee

Advansa B. V.

Priority date (The priority date 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 date listed.)

2003-05-15

Filing date

2005-12-09

Publication date

2006-07-25

2005-12-09 Application filed by Advansa B. V. filed Critical Advansa B. V.

2006-04-25 Publication of LT2005105A publication Critical patent/LT2005105A/xx

2006-07-25 Publication of LT5352B publication Critical patent/LT5352B/lt

Links

-1 polyethylene terephthalate Polymers 0.000 title claims abstract description 23
229920000139 polyethylene terephthalate Polymers 0.000 title claims abstract description 20
239000005020 polyethylene terephthalate Substances 0.000 title claims abstract description 19
229920000728 polyester Polymers 0.000 title claims abstract description 17
239000002685 polymerization catalyst Substances 0.000 title claims abstract description 17
238000002360 preparation method Methods 0.000 title description 3
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 60
WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 claims abstract description 18
238000005809 transesterification reaction Methods 0.000 claims abstract description 15
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 14
238000006068 polycondensation reaction Methods 0.000 claims abstract description 10
238000006116 polymerization reaction Methods 0.000 claims abstract description 10
BTVWZWFKMIUSGS-UHFFFAOYSA-N dimethylethyleneglycol Natural products CC(C)(O)CO BTVWZWFKMIUSGS-UHFFFAOYSA-N 0.000 claims abstract description 6
KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 20
MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 18
238000004519 manufacturing process Methods 0.000 claims description 15
HDYRYUINDGQKMC-UHFFFAOYSA-M acetyloxyaluminum;dihydrate Chemical compound O.O.CC(=O)O[Al] HDYRYUINDGQKMC-UHFFFAOYSA-M 0.000 claims description 11
229940009827 aluminum acetate Drugs 0.000 claims description 11
DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 claims description 9
238000000034 method Methods 0.000 claims description 8
238000006243 chemical reaction Methods 0.000 claims description 7
GGUBFICZYGKNTD-UHFFFAOYSA-N triethyl phosphonoacetate Chemical compound CCOC(=O)CP(=O)(OCC)OCC GGUBFICZYGKNTD-UHFFFAOYSA-N 0.000 claims description 7
239000000725 suspension Substances 0.000 claims description 5
239000007858 starting material Substances 0.000 claims description 4
XUYJLQHKOGNDPB-UHFFFAOYSA-N phosphonoacetic acid Chemical compound OC(=O)CP(O)(O)=O XUYJLQHKOGNDPB-UHFFFAOYSA-N 0.000 claims description 3
239000011541 reaction mixture Substances 0.000 claims description 2
239000002002 slurry Substances 0.000 claims description 2
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims 1
230000032050 esterification Effects 0.000 claims 1
238000005886 esterification reaction Methods 0.000 claims 1
239000003054 catalyst Substances 0.000 abstract description 8
150000002148 esters Chemical class 0.000 abstract description 4
229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 2
WCOATMADISNSBV-UHFFFAOYSA-K diacetyloxyalumanyl acetate Chemical compound [Al+3].CC([O-])=O.CC([O-])=O.CC([O-])=O WCOATMADISNSBV-UHFFFAOYSA-K 0.000 abstract 2
239000002253 acid Substances 0.000 description 10
ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 10
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
239000000178 monomer Substances 0.000 description 8
229910019142 PO4 Inorganic materials 0.000 description 7
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 7
239000010452 phosphate Substances 0.000 description 7
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
239000000835 fiber Substances 0.000 description 6
235000011007 phosphoric acid Nutrition 0.000 description 5
229920000642 polymer Polymers 0.000 description 5
229910052751 metal Inorganic materials 0.000 description 4
239000002184 metal Substances 0.000 description 4
239000002904 solvent Substances 0.000 description 4
229910010413 TiO 2 Inorganic materials 0.000 description 3
229910000147 aluminium phosphate Inorganic materials 0.000 description 3
150000002009 diols Chemical class 0.000 description 3
WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
239000012535 impurity Substances 0.000 description 3
239000000203 mixture Substances 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
238000009833 condensation Methods 0.000 description 2
230000005494 condensation Effects 0.000 description 2
238000005187 foaming Methods 0.000 description 2
239000013529 heat transfer fluid Substances 0.000 description 2
239000011572 manganese Substances 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
239000002245 particle Substances 0.000 description 2
150000003008 phosphonic acid esters Chemical class 0.000 description 2
239000000047 product Substances 0.000 description 2
238000000926 separation method Methods 0.000 description 2
238000010561 standard procedure Methods 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
MHCVCKDNQYMGEX-UHFFFAOYSA-N 1,1'-biphenyl;phenoxybenzene Chemical compound C1=CC=CC=C1C1=CC=CC=C1.C=1C=CC=CC=1OC1=CC=CC=C1 MHCVCKDNQYMGEX-UHFFFAOYSA-N 0.000 description 1
BYEAHWXPCBROCE-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-ol Chemical group FC(F)(F)C(O)C(F)(F)F BYEAHWXPCBROCE-UHFFFAOYSA-N 0.000 description 1
239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
241001467084 Nilaparvata lugens reovirus Species 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
MGQIWUQTCOJGJU-UHFFFAOYSA-N [AlH3].Cl Chemical compound [AlH3].Cl MGQIWUQTCOJGJU-UHFFFAOYSA-N 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
150000001868 cobalt Chemical class 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
239000008139 complexing agent Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000002425 crystallisation Methods 0.000 description 1
230000008025 crystallization Effects 0.000 description 1
238000001514 detection method Methods 0.000 description 1
150000001991 dicarboxylic acids Chemical class 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000012467 final product Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
230000003902 lesion Effects 0.000 description 1
231100000053 low toxicity Toxicity 0.000 description 1
229940071125 manganese acetate Drugs 0.000 description 1
UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 1
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
150000004706 metal oxides Chemical class 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
239000012299 nitrogen atmosphere Substances 0.000 description 1
238000012643 polycondensation polymerization Methods 0.000 description 1
238000010791 quenching Methods 0.000 description 1
230000000171 quenching effect Effects 0.000 description 1
238000009987 spinning Methods 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000004753 textile Substances 0.000 description 1
239000011701 zinc Substances 0.000 description 1
229910052725 zinc 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
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/84—Boron, aluminium, gallium, indium, thallium, rare-earth metals, or compounds thereof
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/642—Component covered by group C08F4/64 with an organo-aluminium compound
- 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
- 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
- C08G63/82—Preparation processes characterised by the catalyst used

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Polyesters Or Polycarbonates (AREA)

LT2005105A 2003-05-15 2005-12-09 Poliesterių gamybos polimerizacijos katalizatorius, polietilentereftalato gavimo būdas ir polimerizacijos katalizatoriaus panaudojimas LT5352B (lt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE10322099A DE10322099A1 (de)	2003-05-15	2003-05-15	Polymerisationskatalysator für die Herstellung von Polyestern, Verfahren zur Herstellung von Polyethylenterephthalat und Verwendung des Polymerisationskatalysators

Publications (2)

Publication Number	Publication Date
LT2005105A LT2005105A (en)	2006-04-25
LT5352B true LT5352B (lt)	2006-07-25

Family

ID=33016422

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LT2005105A LT5352B (lt)	2003-05-15	2005-12-09	Poliesterių gamybos polimerizacijos katalizatorius, polietilentereftalato gavimo būdas ir polimerizacijos katalizatoriaus panaudojimas

Country Status (15)

Country	Link
US (1)	US20060135740A1 (pt)
EP (1)	EP1477506A1 (pt)
JP (1)	JP2006528270A (pt)
KR (1)	KR20060015258A (pt)
CN (1)	CN1788033A (pt)
BR (1)	BRPI0410397A (pt)
CA (1)	CA2525365A1 (pt)
DE (1)	DE10322099A1 (pt)
HR (1)	HRP20050960A2 (pt)
LT (1)	LT5352B (pt)
LV (1)	LV13428B (pt)
MA (1)	MA27856A1 (pt)
MX (1)	MXPA05012076A (pt)
RU (1)	RU2005135149A (pt)
WO (1)	WO2004101645A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4670338B2 (ja) *	2004-12-17	2011-04-13	東洋紡績株式会社	ポリエステルならびにポリエステルの製造方法
CN100430428C (zh) *	2005-01-18	2008-11-05	中国科学院化学研究所	粘土矿物用做聚酯缩聚催化剂的用途
US8557950B2 (en)	2005-06-16	2013-10-15	Grupo Petrotemex, S.A. De C.V.	High intrinsic viscosity melt phase polyester polymers with acceptable acetaldehyde generation rates
FR2888851A1 (fr) *	2005-07-25	2007-01-26	Tergal Fibres Sa	Systeme catalytique pour la fabrication de polyester par polycondensation, procede de fabrication de polyester
US7655746B2 (en)	2005-09-16	2010-02-02	Eastman Chemical Company	Phosphorus containing compounds for reducing acetaldehyde in polyesters polymers
US9267007B2 (en)	2005-09-16	2016-02-23	Grupo Petrotemex, S.A. De C.V.	Method for addition of additives into a polymer melt
US7838596B2 (en)	2005-09-16	2010-11-23	Eastman Chemical Company	Late addition to effect compositional modifications in condensation polymers
US8431202B2 (en)	2005-09-16	2013-04-30	Grupo Petrotemex, S.A. De C.V.	Aluminum/alkaline or alkali/titanium containing polyesters having improved reheat, color and clarity
US7932345B2 (en)	2005-09-16	2011-04-26	Grupo Petrotemex, S.A. De C.V.	Aluminum containing polyester polymers having low acetaldehyde generation rates
JP4987334B2 (ja) *	2006-03-30	2012-07-25	三井化学株式会社	ポリエチレンテレフタレートおよびその製造方法
US7709595B2 (en)	2006-07-28	2010-05-04	Eastman Chemical Company	Non-precipitating alkali/alkaline earth metal and aluminum solutions made with polyhydroxyl ether solvents
US7709593B2 (en)	2006-07-28	2010-05-04	Eastman Chemical Company	Multiple feeds of catalyst metals to a polyester production process
US7745368B2 (en)	2006-07-28	2010-06-29	Eastman Chemical Company	Non-precipitating alkali/alkaline earth metal and aluminum compositions made with organic hydroxyacids
US8563677B2 (en)	2006-12-08	2013-10-22	Grupo Petrotemex, S.A. De C.V.	Non-precipitating alkali/alkaline earth metal and aluminum solutions made with diols having at least two primary hydroxyl groups
US20090186177A1 (en) *	2008-01-22	2009-07-23	Eastman Chemical Company	Polyester melt phase products and process for making the same
US20100069553A1 (en) *	2008-09-18	2010-03-18	Eastman Chemical Company	Polyester melt-phase compositions having improved thermo-oxidative stability, and methods of making and using them
JP7180928B2 (ja) *	2020-02-28	2022-11-30	共栄社化学株式会社	エステル交換触媒

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Publication number	Priority date	Publication date	Assignee	Title
US5674801A (en)	1995-06-08	1997-10-07	E. I. Du Pont De Nemours And Company	Polymerization catalyst comprising an aluminum compound, cobalt salt and ethylene glycol

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JPS57162721A (en) *	1981-03-31	1982-10-06	Toray Ind Inc	Production of polyester
JPH0637550B2 (ja) *	1988-04-19	1994-05-18	富士写真フイルム株式会社	ポリエステルの製造法
DE69828802T2 (de) *	1997-09-03	2005-12-22	Asahi Kasei Kabushiki Kaisha	Polyesterfaser und gewebe daraus
MXPA02001863A (es) *	1999-08-24	2003-07-14	Toyo Boseki	Catalizador de polimerizacion de poliester, poliester producido usando el mismo y proceso para producir poliester.
WO2001049771A1 (fr) *	2000-01-05	2001-07-12	Toyo Boseki Kabushiki Kaisha	Catalyseur de polymerisation pour polyesters, polyesters obtenus et leur procede de production
US6458915B1 (en) *	2000-10-13	2002-10-01	Eastman Chemical Company	Process for producing poly(1,4-cyclohexylenedimethylene 1,4-cyclohexanedicarboxylate) and the reactor grade polyester therefrom
JP3460709B2 (ja) *	2000-11-21	2003-10-27	東洋紡績株式会社	ポリエステル重合触媒およびこれを用いて製造されたポリエステルならびにポリエステルの製造方法
JP2002212833A (ja) *	2001-01-16	2002-07-31	Toyobo Co Ltd	ポリエステル混繊糸
JP2002212277A (ja) *	2001-01-23	2002-07-31	Toyobo Co Ltd	中綿
JP4393004B2 (ja) *	2001-02-06	2010-01-06	三菱化学株式会社	ポリエステル樹脂
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JP3874172B2 (ja) *	2002-01-24	2007-01-31	東洋紡績株式会社	ポリエステルの製造方法
AU2003241749A1 (en) *	2002-06-03	2003-12-19	Yoshitaka Etho	Polyester composition and packaging material comprising the same

2003
- 2003-05-15 DE DE10322099A patent/DE10322099A1/de not_active Withdrawn
2004
- 2004-05-12 KR KR1020057021817A patent/KR20060015258A/ko not_active Withdrawn
- 2004-05-12 CA CA002525365A patent/CA2525365A1/en not_active Abandoned
- 2004-05-12 BR BRPI0410397-1A patent/BRPI0410397A/pt not_active Application Discontinuation
- 2004-05-12 JP JP2006529786A patent/JP2006528270A/ja active Pending
- 2004-05-12 HR HR20050960A patent/HRP20050960A2/xx not_active Application Discontinuation
- 2004-05-12 WO PCT/EP2004/005060 patent/WO2004101645A1/en not_active Ceased
- 2004-05-12 EP EP04011224A patent/EP1477506A1/en not_active Withdrawn
- 2004-05-12 CN CNA2004800132039A patent/CN1788033A/zh active Pending
- 2004-05-12 RU RU2005135149/04A patent/RU2005135149A/ru not_active Application Discontinuation
- 2004-05-12 MX MXPA05012076A patent/MXPA05012076A/es unknown
2005
- 2005-11-14 US US11/273,586 patent/US20060135740A1/en not_active Abandoned
- 2005-11-15 LV LVP-05-150A patent/LV13428B/en unknown
- 2005-12-09 LT LT2005105A patent/LT5352B/lt not_active IP Right Cessation
- 2005-12-12 MA MA28654A patent/MA27856A1/fr unknown

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5674801A (en)	1995-06-08	1997-10-07	E. I. Du Pont De Nemours And Company	Polymerization catalyst comprising an aluminum compound, cobalt salt and ethylene glycol

Also Published As

Publication number	Publication date
KR20060015258A (ko)	2006-02-16
MA27856A1 (fr)	2006-04-03
LT2005105A (en)	2006-04-25
CN1788033A (zh)	2006-06-14
US20060135740A1 (en)	2006-06-22
LV13428B (en)	2006-08-20
EP1477506A1 (en)	2004-11-17
MXPA05012076A (es)	2006-06-23
CA2525365A1 (en)	2004-11-25
DE10322099A1 (de)	2005-01-27
JP2006528270A (ja)	2006-12-14
HRP20050960A2 (en)	2006-02-28
RU2005135149A (ru)	2006-06-10
BRPI0410397A (pt)	2006-07-04
WO2004101645A1 (en)	2004-11-25

Legal Events

Date	Code	Title	Description
2008-01-25	MM9A	Lapsed patents	Effective date: 20070512

Publication	Publication Date	Title
LT5352B (lt)	2006-07-25	Poliesterių gamybos polimerizacijos katalizatorius, polietilentereftalato gavimo būdas ir polimerizacijos katalizatoriaus panaudojimas
AU2017202875B2 (en)	2018-05-10	Process for enhancing the molecular weight of a polyester
AU2015230099B2 (en)	2016-12-15	Polyester and method for preparing such a polyester
US5663281A (en)	1997-09-02	Process for preparing high molecular weight polyesters
CN106459388A (zh)	2017-02-22	在特定酯化条件下制备聚酯的方法
US8362189B2 (en)	2013-01-29	Catalyst mixture and method for the production of polyesters with high viscosity
WO1999045056A1 (en)	1999-09-10	Polymerization catalysts for polyesters
US6812321B1 (en)	2004-11-02	Method for the continuous production of polybutyleneterephthalate from terephthalic acid and butanediol
US4133800A (en)	1979-01-09	Polyester production
EP3347401B2 (en)	2025-02-26	Process for enhancing the molecular weight of a polyester by solid state polymerization
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