CN1117787C - 制备高分子量聚酯的改进方法 - Google Patents
制备高分子量聚酯的改进方法 Download PDFInfo
- Publication number
- CN1117787C CN1117787C CN97196954A CN97196954A CN1117787C CN 1117787 C CN1117787 C CN 1117787C CN 97196954 A CN97196954 A CN 97196954A CN 97196954 A CN97196954 A CN 97196954A CN 1117787 C CN1117787 C CN 1117787C
- Authority
- CN
- China
- Prior art keywords
- acid
- aklylene glycol
- prepolymer
- molecular weight
- reaction
- 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
- 229920000728 polyester Polymers 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 175
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000000034 method Methods 0.000 claims abstract description 50
- 239000007787 solid Substances 0.000 claims abstract description 30
- 239000002245 particle Substances 0.000 claims abstract description 22
- -1 poly(butylene terephthalate) Polymers 0.000 claims abstract description 21
- 229920001707 polybutylene terephthalate Polymers 0.000 claims abstract description 17
- 229920000642 polymer Polymers 0.000 claims abstract description 17
- 229920006158 high molecular weight polymer Polymers 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 9
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 44
- 238000006243 chemical reaction Methods 0.000 claims description 38
- 238000005886 esterification reaction Methods 0.000 claims description 32
- 238000006116 polymerization reaction Methods 0.000 claims description 29
- 239000008187 granular material Substances 0.000 claims description 25
- 230000032050 esterification Effects 0.000 claims description 23
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 15
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 claims description 14
- 150000003628 tricarboxylic acids Chemical class 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 11
- 150000002148 esters Chemical class 0.000 claims description 9
- GHPGOEFPKIHBNM-UHFFFAOYSA-N antimony(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Sb+3].[Sb+3] GHPGOEFPKIHBNM-UHFFFAOYSA-N 0.000 claims description 7
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 7
- 239000007795 chemical reaction product Substances 0.000 claims description 7
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 6
- UXFQFBNBSPQBJW-UHFFFAOYSA-N 2-amino-2-methylpropane-1,3-diol Chemical compound OCC(N)(C)CO UXFQFBNBSPQBJW-UHFFFAOYSA-N 0.000 claims description 5
- 125000004185 ester group Chemical group 0.000 claims description 5
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 claims description 5
- 239000000376 reactant Substances 0.000 claims description 5
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 4
- 150000001261 hydroxy acids Chemical group 0.000 claims description 4
- UOBYKYZJUGYBDK-UHFFFAOYSA-N 2-naphthoic acid Chemical compound C1=CC=CC2=CC(C(=O)O)=CC=C21 UOBYKYZJUGYBDK-UHFFFAOYSA-N 0.000 claims description 3
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 3
- AYDQIZKZTQHYIY-UHFFFAOYSA-N OC(=O)C1(C)CC(C(O)=O)=CC=C1 Chemical compound OC(=O)C1(C)CC(C(O)=O)=CC=C1 AYDQIZKZTQHYIY-UHFFFAOYSA-N 0.000 claims description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 3
- 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 claims description 3
- WVDRSXGPQWNUBN-UHFFFAOYSA-N 4-(4-carboxyphenoxy)benzoic acid Chemical compound C1=CC(C(=O)O)=CC=C1OC1=CC=C(C(O)=O)C=C1 WVDRSXGPQWNUBN-UHFFFAOYSA-N 0.000 claims description 2
- NEQFBGHQPUXOFH-UHFFFAOYSA-N 4-(4-carboxyphenyl)benzoic acid Chemical compound C1=CC(C(=O)O)=CC=C1C1=CC=C(C(O)=O)C=C1 NEQFBGHQPUXOFH-UHFFFAOYSA-N 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 2
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 2
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 claims 3
- 229920002215 polytrimethylene terephthalate Polymers 0.000 claims 1
- 238000006068 polycondensation reaction Methods 0.000 abstract description 11
- 239000000126 substance Substances 0.000 abstract description 10
- 229920001730 Moisture cure polyurethane Polymers 0.000 abstract 2
- 230000000379 polymerizing effect Effects 0.000 abstract 1
- 150000003627 tricarboxylic acid derivatives Chemical class 0.000 abstract 1
- 239000007790 solid phase Substances 0.000 description 17
- 229920001283 Polyalkylene terephthalate Polymers 0.000 description 14
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 239000011521 glass Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 10
- 230000009466 transformation Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000006227 byproduct Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000002411 thermogravimetry Methods 0.000 description 6
- 238000004448 titration Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 125000002843 carboxylic acid group Chemical group 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 4
- 229920001296 polysiloxane Polymers 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- 229920002545 silicone oil Polymers 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- BVFSYZFXJYAPQJ-UHFFFAOYSA-N butyl(oxo)tin Chemical compound CCCC[Sn]=O BVFSYZFXJYAPQJ-UHFFFAOYSA-N 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 150000002334 glycols Chemical class 0.000 description 3
- 230000002650 habitual effect Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- CAKFJMXZPVHFCI-UHFFFAOYSA-M sodium;phenylmethanol;hydroxide Chemical compound [OH-].[Na+].OCC1=CC=CC=C1 CAKFJMXZPVHFCI-UHFFFAOYSA-M 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 150000008065 acid anhydrides Chemical class 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 2
- 229940100630 metacresol Drugs 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 125000004492 methyl ester group Chemical group 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000007086 side reaction Methods 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
- 239000002904 solvent Substances 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000007942 carboxylates Chemical group 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007766 curtain coating Methods 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- MYKHTOBDZZVWKK-UHFFFAOYSA-M lithium methanol chloride Chemical compound [Li+].[Cl-].CO MYKHTOBDZZVWKK-UHFFFAOYSA-M 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- RINCXYDBBGOEEQ-UHFFFAOYSA-N succinic anhydride Chemical class O=C1CCC(=O)O1 RINCXYDBBGOEEQ-UHFFFAOYSA-N 0.000 description 1
- 230000004580 weight loss Effects 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
-
- 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
- C08G63/80—Solid-state polycondensation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/688,477 | 1996-07-30 | ||
| US08/688,477 US5663281A (en) | 1996-07-30 | 1996-07-30 | Process for preparing high molecular weight polyesters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1226905A CN1226905A (zh) | 1999-08-25 |
| CN1117787C true CN1117787C (zh) | 2003-08-13 |
Family
ID=24764583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97196954A Expired - Fee Related CN1117787C (zh) | 1996-07-30 | 1997-07-28 | 制备高分子量聚酯的改进方法 |
Country Status (12)
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5891985A (en) * | 1996-10-09 | 1999-04-06 | E. I. Du Pont De Nemours And Company | Soluble mono-alkyl stannoic acid catalyst and its use in preparing high molecular weight polyesters |
| US6350895B1 (en) | 1999-03-26 | 2002-02-26 | E. I. Du Pont De Nemours And Company | Transesterification process using yttrium and samarium compound catalystis |
| JP2001064400A (ja) * | 1999-06-22 | 2001-03-13 | Mitsui Chemicals Inc | ポリヒドロキシカルボン酸の製造方法 |
| BR0013557A (pt) | 1999-08-25 | 2002-04-09 | Du Pont | Processo para a preparação de poli(tereftalato de trimetileno) |
| US6767384B1 (en) * | 2000-01-21 | 2004-07-27 | The Regents Of The University Of Colorado | Isomorphously substituted molecular sieve membranes |
| US6255442B1 (en) | 2000-02-08 | 2001-07-03 | E. I. Du Pont De Nemours And Company | Esterification process |
| CA2396469C (en) | 2000-02-11 | 2010-01-26 | E.I. Du Pont De Nemours And Company | Continuous process for producing poly(trimethylene terephthalate) |
| US6353062B1 (en) | 2000-02-11 | 2002-03-05 | E. I. Du Pont De Nemours And Company | Continuous process for producing poly(trimethylene terephthalate) |
| US6951954B1 (en) | 2000-02-11 | 2005-10-04 | E.I. Du Pont De Nemours And Company | Continuous process for producing bis(3-hydroxypropyl) terephthalate |
| US6359106B1 (en) * | 2000-03-09 | 2002-03-19 | Hitachi, Ltd. | Production process and production apparatus for polybutylene terephthalate |
| GB2361925A (en) | 2000-05-02 | 2001-11-07 | Shell Internat Res Maatschhapp | High temperature solid state polymerisation of poly(trimethylene terephthalate) |
| US6472500B2 (en) | 2000-06-17 | 2002-10-29 | General Electric Company | Crystalline polyester resins and processes for their preparation |
| US6403762B1 (en) | 2000-08-21 | 2002-06-11 | Shell Oil Company | Solid state polymerization process for poly(trimethylene terephthalate) utilizing a combined crystallization/preheating step |
| DE10219508A1 (de) * | 2002-04-30 | 2003-11-13 | Basf Ag | Verfahren zur Herstellung hochfunktioneller, hyperverzweigter Polyester |
| AU2003235407A1 (en) * | 2002-06-12 | 2003-12-31 | Mitsubishi Chemical Corporation | Process for producing polyester resin |
| EP1378533A1 (en) * | 2002-07-04 | 2004-01-07 | General Electric Company | Crystalline polyester resins and processes for their preparation |
| DE10256084A1 (de) * | 2002-11-29 | 2004-06-17 | Crompton Gmbh | Katalysatoren für die Herstellung von Polyestern, insbesondere Poly(alkylenterephthalaten), deren Verwendung und Verfahren zu deren Anwendung |
| US9032641B2 (en) | 2005-05-26 | 2015-05-19 | Gala Industries, Inc. | Method and apparatus for making crystalline polymeric pellets and granules |
| WO2006127698A2 (en) * | 2005-05-26 | 2006-11-30 | Gala Industries, Inc. | Method and apparatus for making crystalline polymeric pellets and granules |
| WO2008042383A1 (en) * | 2006-10-02 | 2008-04-10 | Armstrong World Industries, Inc. | Process for preparing high molecular weight polyesters |
| DE602007006837D1 (de) | 2006-10-16 | 2010-07-08 | Valspar Sourcing Inc | Mehrschichtige thermoplastische folie |
| BRPI0717786A2 (pt) * | 2006-10-16 | 2013-10-29 | Valspar Sourcing Inc | Processos para revestir um substrato com um revestimento aderente e para aplicar um revestimento de multicamadas adesivo em um substrato, e, artigo revestido |
| US20090137749A1 (en) * | 2007-10-23 | 2009-05-28 | Phelps Peter D | Processes for reducing acid content of a polyalkylene terephthalate and using such in the production of macrocyclic polyester oligomer |
| EP3180386B1 (en) * | 2014-08-15 | 2019-11-06 | SABIC Global Technologies B.V. | Batch process for making polybutylene terephthalate |
| WO2016025228A1 (en) * | 2014-08-15 | 2016-02-18 | Sabic Global Technologies B.V. | Continuous process for making polybutylene terephthalate |
| US20180362705A1 (en) * | 2015-06-18 | 2018-12-20 | Sabic Global Technologies B.V. | Process for making polybutylene terephthalate with high molecular weight and high carboxylic end group concentration |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4165420A (en) * | 1977-11-10 | 1979-08-21 | The Goodyear Tire & Rubber Company | Solid state polymerization of polyester prepolymer |
| US4590259A (en) * | 1984-11-30 | 1986-05-20 | General Electric Company | High molecular weight linear polyesters and method for their preparation |
| 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 |
| WO1995011268A1 (en) * | 1993-10-18 | 1995-04-27 | E.I. Du Pont De Nemours And Company | Continuous polyester process |
| EP0683191A1 (en) * | 1992-12-07 | 1995-11-22 | Polyplastics Co. Ltd. | Process for the preparation of polybutylene terephthalate polymer having excellent resistance to hydrolysis |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1570844B2 (de) * | 1965-02-27 | 1972-11-09 | Kalle Ag, 6202 Wiesbaden-Biebrich | Verfahren zum herstellen von hochpolymeren durch polykondensation |
| US4205157A (en) * | 1979-04-02 | 1980-05-27 | The Goodyear Tire & Rubber Company | Method for production of high molecular weight polyester with low catalyst level and low carboxyl content |
| JP3385735B2 (ja) * | 1994-08-22 | 2003-03-10 | 東レ株式会社 | ポリエステルの製造方法 |
| US5510454A (en) * | 1995-01-20 | 1996-04-23 | E. I. Du Pont De Nemours And Company | Production of poly(ethylene terephthalate) |
-
1996
- 1996-07-30 US US08/688,477 patent/US5663281A/en not_active Expired - Lifetime
-
1997
- 1997-04-22 IN IN699CA1997 patent/IN192436B/en unknown
- 1997-06-12 TW TW86108140A patent/TW575598B/zh not_active IP Right Cessation
- 1997-07-28 ES ES97935133T patent/ES2229379T3/es not_active Expired - Lifetime
- 1997-07-28 WO PCT/US1997/013151 patent/WO1998004612A1/en active IP Right Grant
- 1997-07-28 CN CN97196954A patent/CN1117787C/zh not_active Expired - Fee Related
- 1997-07-28 JP JP50903098A patent/JP3993639B2/ja not_active Expired - Fee Related
- 1997-07-28 PT PT97935133T patent/PT915926E/pt unknown
- 1997-07-28 EP EP97935133A patent/EP0915926B1/en not_active Expired - Lifetime
- 1997-07-28 AT AT97935133T patent/ATE279462T1/de not_active IP Right Cessation
- 1997-07-28 KR KR10-1999-7000799A patent/KR100517853B1/ko not_active Expired - Fee Related
- 1997-07-28 DE DE69731205T patent/DE69731205T2/de not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4165420A (en) * | 1977-11-10 | 1979-08-21 | The Goodyear Tire & Rubber Company | Solid state polymerization of polyester prepolymer |
| US4590259A (en) * | 1984-11-30 | 1986-05-20 | General Electric Company | High molecular weight linear polyesters and method for their preparation |
| 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 |
| EP0683191A1 (en) * | 1992-12-07 | 1995-11-22 | Polyplastics Co. Ltd. | Process for the preparation of polybutylene terephthalate polymer having excellent resistance to hydrolysis |
| WO1995011268A1 (en) * | 1993-10-18 | 1995-04-27 | E.I. Du Pont De Nemours And Company | Continuous polyester process |
| CN1137278A (zh) * | 1993-10-18 | 1996-12-04 | 纳幕尔杜邦公司 | 连续聚酯生产方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69731205D1 (de) | 2004-11-18 |
| KR100517853B1 (ko) | 2005-09-30 |
| IN192436B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 2004-04-24 |
| PT915926E (pt) | 2004-12-31 |
| JP3993639B2 (ja) | 2007-10-17 |
| CN1226905A (zh) | 1999-08-25 |
| WO1998004612A1 (en) | 1998-02-05 |
| DE69731205T2 (de) | 2006-03-09 |
| JP2000515924A (ja) | 2000-11-28 |
| US5663281A (en) | 1997-09-02 |
| ATE279462T1 (de) | 2004-10-15 |
| TW575598B (en) | 2004-02-11 |
| EP0915926B1 (en) | 2004-10-13 |
| KR20000029700A (ko) | 2000-05-25 |
| EP0915926A1 (en) | 1999-05-19 |
| ES2229379T3 (es) | 2005-04-16 |
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