DE2514116C3 - Verfahren zur kontinuierlichen Herstellung von linearen, hochmolekularen Polybutylenterephthalaten - Google Patents
Verfahren zur kontinuierlichen Herstellung von linearen, hochmolekularen PolybutylenterephthalatenInfo
- Publication number
- DE2514116C3 DE2514116C3 DE2514116A DE2514116A DE2514116C3 DE 2514116 C3 DE2514116 C3 DE 2514116C3 DE 2514116 A DE2514116 A DE 2514116A DE 2514116 A DE2514116 A DE 2514116A DE 2514116 C3 DE2514116 C3 DE 2514116C3
- Authority
- DE
- Germany
- Prior art keywords
- reaction mixture
- transesterification
- post
- tubes
- 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
Links
- -1 polybutylene terephthalates Polymers 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 12
- 229920001707 polybutylene terephthalate Polymers 0.000 title claims description 9
- 238000010924 continuous production Methods 0.000 title claims description 3
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 claims description 22
- 239000011541 reaction mixture Substances 0.000 claims description 22
- 238000005809 transesterification reaction Methods 0.000 claims description 22
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims description 21
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 12
- 238000006068 polycondensation reaction Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 5
- 239000010409 thin film Substances 0.000 claims description 3
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 11
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 8
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 7
- 150000002009 diols Chemical class 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- QQVIHTHCMHWDBS-UHFFFAOYSA-N perisophthalic acid Natural products OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 150000003609 titanium compounds Chemical class 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- MRLFFZIIRRKXBJ-UHFFFAOYSA-N bis(4-hydroxybutyl) benzene-1,4-dicarboxylate Chemical compound OCCCCOC(=O)C1=CC=C(C(=O)OCCCCO)C=C1 MRLFFZIIRRKXBJ-UHFFFAOYSA-N 0.000 description 2
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- ALOUNLDAKADEEB-UHFFFAOYSA-N dimethyl sebacate Chemical compound COC(=O)CCCCCCCCC(=O)OC ALOUNLDAKADEEB-UHFFFAOYSA-N 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000000047 product Substances 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
- UDSFAEKRVUSQDD-UHFFFAOYSA-N Dimethyl adipate Chemical compound COC(=O)CCCCC(=O)OC UDSFAEKRVUSQDD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 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 1
- BZUOYGUOKMUSPA-UHFFFAOYSA-N dimethyl cyclohexane-1,3-dicarboxylate Chemical compound COC(=O)C1CCCC(C(=O)OC)C1 BZUOYGUOKMUSPA-UHFFFAOYSA-N 0.000 description 1
- 229940014772 dimethyl sebacate Drugs 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- ACCCMOQWYVYDOT-UHFFFAOYSA-N hexane-1,1-diol Chemical compound CCCCCC(O)O ACCCMOQWYVYDOT-UHFFFAOYSA-N 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 150000002697 manganese compounds Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical class O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
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)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2514116A DE2514116C3 (de) | 1975-03-29 | 1975-03-29 | Verfahren zur kontinuierlichen Herstellung von linearen, hochmolekularen Polybutylenterephthalaten |
| CA248,377A CA1050694A (en) | 1975-03-29 | 1976-03-17 | Continuous manufacture of polybutylene terephthalates |
| US05/668,284 US4056514A (en) | 1975-03-29 | 1976-03-18 | Continuous manufacture of polybutylene terephthalates |
| CH368476A CH601376A5 (enExample) | 1975-03-29 | 1976-03-24 | |
| FR7608487A FR2306228A1 (fr) | 1975-03-29 | 1976-03-24 | Procede pour la production en continu de terephtalates de polybutylene |
| GB12199/76A GB1532897A (en) | 1975-03-29 | 1976-03-26 | Continuous manufacture of butylene terephthalate polymers |
| NL7603223A NL7603223A (nl) | 1975-03-29 | 1976-03-26 | Werkwijze voor de continue bereiding van polybu- tyleentereftalaten. |
| IT21658/76A IT1058597B (it) | 1975-03-29 | 1976-03-26 | Processo per la preparazione continua di polibutilentereftalati |
| JP51033677A JPS51121096A (en) | 1975-03-29 | 1976-03-29 | Continuous preparation method of polybutyleneterephthalate |
| BE165668A BE840164A (fr) | 1975-03-29 | 1976-03-29 | Procede de preparation continue de polyterephtalates de butylene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2514116A DE2514116C3 (de) | 1975-03-29 | 1975-03-29 | Verfahren zur kontinuierlichen Herstellung von linearen, hochmolekularen Polybutylenterephthalaten |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2514116A1 DE2514116A1 (de) | 1976-09-30 |
| DE2514116B2 DE2514116B2 (de) | 1977-08-04 |
| DE2514116C3 true DE2514116C3 (de) | 1983-03-17 |
Family
ID=5942797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2514116A Expired DE2514116C3 (de) | 1975-03-29 | 1975-03-29 | Verfahren zur kontinuierlichen Herstellung von linearen, hochmolekularen Polybutylenterephthalaten |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4056514A (enExample) |
| JP (1) | JPS51121096A (enExample) |
| BE (1) | BE840164A (enExample) |
| CA (1) | CA1050694A (enExample) |
| CH (1) | CH601376A5 (enExample) |
| DE (1) | DE2514116C3 (enExample) |
| FR (1) | FR2306228A1 (enExample) |
| GB (1) | GB1532897A (enExample) |
| IT (1) | IT1058597B (enExample) |
| NL (1) | NL7603223A (enExample) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2614980C2 (de) * | 1976-04-07 | 1987-05-27 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur Herstellung von gesättigten, hochmolekularen Polyestern |
| GB1558910A (en) * | 1977-05-04 | 1980-01-09 | Bayer Ag | Continuous process for the production of polybutylene terephthalates |
| IT1097584B (it) * | 1977-08-24 | 1985-08-31 | Basf Ag | Processo ed apparecchio per la preparazione di poliesteri macronolecolari linerai |
| US4260735A (en) * | 1980-02-12 | 1981-04-07 | Allied Chemical Corporation | Catalytic process for preparation of polyesters |
| JPS59140223A (ja) * | 1983-02-01 | 1984-08-11 | Polyplastics Co | ポリテトラメチレンテレフタレ−トの製造方法 |
| US4824930A (en) * | 1987-12-18 | 1989-04-25 | Celanese Fibers, Inc. | Polymerization process for the preparation of poly(butylene terephthalate) |
| DE3820362A1 (de) * | 1988-06-15 | 1990-03-15 | Basf Ag | Verfahren zur kontinuierlichen herstellung von linearen thermoplastischen polyestern |
| JPH02248419A (ja) * | 1989-03-22 | 1990-10-04 | M D Kasei Kk | 耐熱性ウレタン変性ポリイソシアヌレートフォームの製法 |
| US5064935A (en) * | 1990-08-01 | 1991-11-12 | E. I. Dupont De Nemours And Company | Continuous process for preparing poly(butylene terephthalate) oligomer or poly(butylene isophthalate) oligomer |
| US5561218A (en) * | 1993-10-05 | 1996-10-01 | Basf Aktiengesellschaft | Working up residues containing dihydroxy compounds |
| DE4333929A1 (de) * | 1993-10-05 | 1995-04-06 | Basf Ag | Verfahren zur Aufarbeitung von Dihydroxyverbindungen enthaltenden Rückständen |
| TW330940B (en) * | 1993-12-22 | 1998-05-01 | Mitsui Petroleum Chemicals Ind | A method of manufacturing polyesters |
| DE19509551A1 (de) * | 1995-03-16 | 1996-09-19 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von thermoplastischen Polyestern |
| DE19608614A1 (de) * | 1996-03-06 | 1997-09-11 | Basf Ag | Verfahren zur Aufarbeitung von Dihydroxyverbindungen enthaltenden Rückständen |
| DE19814529A1 (de) * | 1998-04-01 | 1999-10-07 | Basf Ag | Polyalkylenarylate mit hohem Carbonylendgruppengehalt |
| US6350895B1 (en) | 1999-03-26 | 2002-02-26 | E. I. Du Pont De Nemours And Company | Transesterification process using yttrium and samarium compound catalystis |
| DE19929790A1 (de) * | 1999-06-29 | 2001-01-04 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Polybutylenterephthalat aus Terephthalsäure und Butandiol |
| DE60010342T3 (de) * | 2000-02-11 | 2010-12-30 | E.I. Dupont De Nemours And Co., Wilmington | Kontinuierliches verfahren zur herstellung von polytrimethylenterephthalat |
| US6353062B1 (en) | 2000-02-11 | 2002-03-05 | E. I. Du Pont De Nemours And Company | Continuous process for producing poly(trimethylene terephthalate) |
| US6359106B1 (en) * | 2000-03-09 | 2002-03-19 | Hitachi, Ltd. | Production process and production apparatus for polybutylene terephthalate |
| US7767781B2 (en) | 2000-09-01 | 2010-08-03 | Cyclics Corporation | Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom |
| US6906164B2 (en) | 2000-12-07 | 2005-06-14 | Eastman Chemical Company | Polyester process using a pipe reactor |
| TW561165B (en) | 2000-12-07 | 2003-11-11 | Eastman Chem Co | Low cost polyester process using a pipe reactor |
| DE10127146A1 (de) * | 2001-06-02 | 2002-12-05 | Zimmer Ag | Verfahren zur Herstellung von Polybutylenterephthalat |
| US7135541B2 (en) | 2003-06-06 | 2006-11-14 | Eastman Chemical Company | Polyester process using a pipe reactor |
| US7074879B2 (en) | 2003-06-06 | 2006-07-11 | Eastman Chemical Company | Polyester process using a pipe reactor |
| US7332548B2 (en) | 2004-03-04 | 2008-02-19 | Eastman Chemical Company | Process for production of a polyester product from alkylene oxide and carboxylic acid |
| WO2006104821A1 (en) * | 2005-03-25 | 2006-10-05 | Cyclics Corporaiton | Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom |
| DE502006000079D1 (de) * | 2006-01-24 | 2007-10-11 | Lurgi Zimmer Gmbh | Verfahren zur Veresterung von Terephthalsäure mit Butandiol, Verfahren zur Herstellung von Polybutylenterephthalat und Vorrichtung dafür |
| US7649109B2 (en) | 2006-12-07 | 2010-01-19 | Eastman Chemical Company | Polyester production system employing recirculation of hot alcohol to esterification zone |
| US7943094B2 (en) | 2006-12-07 | 2011-05-17 | Grupo Petrotemex, S.A. De C.V. | Polyester production system employing horizontally elongated esterification vessel |
| US7863477B2 (en) | 2007-03-08 | 2011-01-04 | Eastman Chemical Company | Polyester production system employing hot paste to esterification zone |
| US7892498B2 (en) | 2007-03-08 | 2011-02-22 | Eastman Chemical Company | Polyester production system employing an unagitated esterification reactor |
| US7872089B2 (en) | 2007-07-12 | 2011-01-18 | Eastman Chemical Company | Multi-level tubular reactor with internal tray |
| US7872090B2 (en) | 2007-07-12 | 2011-01-18 | Eastman Chemical Company | Reactor system with optimized heating and phase separation |
| US7847053B2 (en) | 2007-07-12 | 2010-12-07 | Eastman Chemical Company | Multi-level tubular reactor with oppositely extending segments |
| US7842777B2 (en) | 2007-07-12 | 2010-11-30 | Eastman Chemical Company | Sloped tubular reactor with divided flow |
| US7829653B2 (en) | 2007-07-12 | 2010-11-09 | Eastman Chemical Company | Horizontal trayed reactor |
| US7868129B2 (en) | 2007-07-12 | 2011-01-11 | Eastman Chemical Company | Sloped tubular reactor with spaced sequential trays |
| US7868130B2 (en) | 2007-07-12 | 2011-01-11 | Eastman Chemical Company | Multi-level tubular reactor with vertically spaced segments |
| US7858730B2 (en) | 2007-07-12 | 2010-12-28 | Eastman Chemical Company | Multi-level tubular reactor with dual headers |
| US8168707B2 (en) * | 2008-01-15 | 2012-05-01 | Sabic Innovative Plastics Ip B.V. | Moldable polyester compositions, processes of manufacture, and articles thereof |
| US8791189B2 (en) * | 2008-01-15 | 2014-07-29 | Sabic Innovative Plastics Ip B.V. | Moldable polyester compositions, processes of manufacture, and articles thereof |
| EP2740755A1 (en) * | 2012-12-07 | 2014-06-11 | Fonds de l'ESPCI - Georges Charpak | Processable semi-crystalline polymer networks |
| JP6645139B2 (ja) * | 2015-11-26 | 2020-02-12 | 東レ株式会社 | ポリエステル製造装置の洗浄方法およびポリエステルの製造方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL288080A (enExample) * | 1962-01-24 | |||
| DE1276629B (de) * | 1966-08-19 | 1968-09-05 | Chemiefaserwerk Iafriedrich En | Vorrichtung zur kontinuerlichen Umesterung von Dicarbonsaeurealkylestern mit Glykolen zu Diglykolestern |
| US3676485A (en) * | 1968-08-12 | 1972-07-11 | Eastman Kodak Co | Method for use in a continuous flow reaction for producing a monomer and or a protopolymer |
| US3635899A (en) * | 1969-09-04 | 1972-01-18 | Fiber Industries Inc | Polyesterification of 1 4- and 1 5-diols |
| BE759208A (fr) * | 1969-11-22 | 1971-05-21 | Basf Ag | Procede de preparation continue de |
| BE759913A (fr) * | 1969-12-05 | 1971-06-04 | Fiber Industries Inc | Procede de polymerisation du terephtalate de dimethyle |
| DE2012807A1 (de) * | 1970-03-18 | 1971-10-07 | Faserwerke Hüls GmbH, 4370 Mari | Verfahren und Vorrichtung zur kontinu lerlichen Umesterung von Dialkylestern aro matischer Dicarbonsäuren mit Diolen |
| US3644096A (en) * | 1970-03-30 | 1972-02-22 | Eastman Kodak Co | Apparatus for use in a continuous flow reaction for producing a monomer and/or a protopolymer |
| DE2045914B2 (de) * | 1970-09-17 | 1975-11-27 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von linearen, hochmolekularen Polyestern |
| DE2214775C3 (de) * | 1972-03-25 | 1975-08-21 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Polybutylenterephthalat |
| DE2244664C3 (de) * | 1972-09-12 | 1978-10-05 | Basf Ag, 6700 Ludwigshafen | Vorrichtung zur kontinuierlichen Herstellung hochmolekularer Polyalkylenterephthalate aus Vorkondensaten |
| DE2332566A1 (de) * | 1973-06-27 | 1975-01-16 | Bayer Ag | Verfahren zur herstellung von polyestern des 1,4-butandiols |
| DE2340559B2 (de) * | 1973-08-10 | 1979-11-08 | Bayer Ag, 5090 Leverkusen | Herstellung von hochmolekularen Polyestern des Butandiols-(1,4) |
| US3890279A (en) * | 1973-12-10 | 1975-06-17 | Du Pont | Thermoplastic copolyester elastomer |
-
1975
- 1975-03-29 DE DE2514116A patent/DE2514116C3/de not_active Expired
-
1976
- 1976-03-17 CA CA248,377A patent/CA1050694A/en not_active Expired
- 1976-03-18 US US05/668,284 patent/US4056514A/en not_active Expired - Lifetime
- 1976-03-24 CH CH368476A patent/CH601376A5/xx not_active IP Right Cessation
- 1976-03-24 FR FR7608487A patent/FR2306228A1/fr active Granted
- 1976-03-26 NL NL7603223A patent/NL7603223A/xx active Search and Examination
- 1976-03-26 GB GB12199/76A patent/GB1532897A/en not_active Expired
- 1976-03-26 IT IT21658/76A patent/IT1058597B/it active
- 1976-03-29 BE BE165668A patent/BE840164A/xx not_active IP Right Cessation
- 1976-03-29 JP JP51033677A patent/JPS51121096A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1058597B (it) | 1982-05-10 |
| GB1532897A (en) | 1978-11-22 |
| DE2514116A1 (de) | 1976-09-30 |
| FR2306228A1 (fr) | 1976-10-29 |
| CA1050694A (en) | 1979-03-13 |
| BE840164A (fr) | 1976-09-29 |
| NL7603223A (nl) | 1976-10-01 |
| US4056514A (en) | 1977-11-01 |
| FR2306228B1 (enExample) | 1979-03-23 |
| DE2514116B2 (de) | 1977-08-04 |
| CH601376A5 (enExample) | 1978-07-14 |
| JPS51121096A (en) | 1976-10-22 |
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