ES8503699A1 - Procedimiento para la obtencion de poliestercarbonatos no aromaticos - Google Patents
Procedimiento para la obtencion de poliestercarbonatos no aromaticosInfo
- Publication number
- ES8503699A1 ES8503699A1 ES533648A ES533648A ES8503699A1 ES 8503699 A1 ES8503699 A1 ES 8503699A1 ES 533648 A ES533648 A ES 533648A ES 533648 A ES533648 A ES 533648A ES 8503699 A1 ES8503699 A1 ES 8503699A1
- Authority
- ES
- Spain
- Prior art keywords
- high molecular
- preparation
- polyester carbonates
- molecular polyester
- polycondensation
- 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
- 150000004649 carbonic acid derivatives Chemical class 0.000 title abstract 2
- 229920000728 polyester Polymers 0.000 title abstract 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 2
- 238000006068 polycondensation reaction Methods 0.000 abstract 2
- 230000002441 reversible effect Effects 0.000 abstract 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
- C08G63/64—Polyesters containing both carboxylic ester groups and carbonate groups
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)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE POLIESTERCARBONATOS NO AROMATICOS CON UNA VISCOSIDAD LIMITE COMPRENDIDA ENTRE 0,9 Y 2,5 DL/G.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE PREPARA UNA MEZCLA FORMADA POR UN 30 A UN 100 EN PESO DE POLIESTERDIOL, POR UN 70 A UN 0 EN PESO DE POLIETERDIOL, POR 0,95 HASTA 1,2 MOLES DE DIARILCARBONATO, Y POR 50 HASTA 500 PPM DE UN CATALIZADOR DE REESTERIFICACION; SEGUNDA, LA MEZCLA FORMADA SE CALIENTA ENTRE 100 Y 200 GRADOS Y A UNA PRESION INFERIOR A 140 MBAR, BAJO LA ELIMINACION DE LOS COMPUESTOS DE HIDROXILO QUE SE FORMAN; TERCERA, A LA MEZCLA FORMADA SE LE AN/ADE ENTRE UN 0,2 Y UN 5 EN PESO DE FENOL; Y POR ULTIMO, SE SOMETE LA MEZCLA A UNA TEMPERATURA COMPRENDIDA ENTRE 100 Y 200 GRADOS Y A UNA PRESION COMPRENDIDA ENTRE 3 Y 260 MBAR.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833322667 DE3322667A1 (de) | 1983-06-23 | 1983-06-23 | Verfahren zur herstellung hochmolekularer polyestercarbonate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES533648A0 ES533648A0 (es) | 1985-03-16 |
| ES8503699A1 true ES8503699A1 (es) | 1985-03-16 |
Family
ID=6202207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES533648A Expired ES8503699A1 (es) | 1983-06-23 | 1984-06-22 | Procedimiento para la obtencion de poliestercarbonatos no aromaticos |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4533728A (es) |
| EP (1) | EP0131164B1 (es) |
| JP (1) | JPS6013811A (es) |
| DE (2) | DE3322667A1 (es) |
| ES (1) | ES8503699A1 (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1227136B (it) * | 1988-10-14 | 1991-03-19 | Enichem Sintesi | Policarbonati copoliesteri dioli, procedimento per la loro produzione e loro impiego. |
| US5654380A (en) * | 1994-05-23 | 1997-08-05 | Mitsubishi Gas Chemical Company, Inc. | Aliphatic polyester carbonate and process for producing the same |
| JP3666525B2 (ja) * | 1996-08-05 | 2005-06-29 | 三菱瓦斯化学株式会社 | 脂肪族ポリエステルカーボネート及びその製造方法 |
| JP5650581B2 (ja) * | 2011-04-27 | 2015-01-07 | 帝人株式会社 | 共重合ポリエステルの製造方法および共重合ポリエステル |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2732718A1 (de) * | 1977-07-20 | 1979-02-15 | Bayer Ag | Carbonatgruppen enthaltende polyester |
-
1983
- 1983-06-23 DE DE19833322667 patent/DE3322667A1/de not_active Withdrawn
-
1984
- 1984-06-11 US US06/619,487 patent/US4533728A/en not_active Expired - Fee Related
- 1984-06-12 DE DE8484106656T patent/DE3460478D1/de not_active Expired
- 1984-06-12 EP EP84106656A patent/EP0131164B1/de not_active Expired
- 1984-06-19 JP JP59124607A patent/JPS6013811A/ja active Pending
- 1984-06-22 ES ES533648A patent/ES8503699A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3460478D1 (en) | 1986-09-18 |
| ES533648A0 (es) | 1985-03-16 |
| EP0131164A1 (de) | 1985-01-16 |
| JPS6013811A (ja) | 1985-01-24 |
| DE3322667A1 (de) | 1985-01-10 |
| US4533728A (en) | 1985-08-06 |
| EP0131164B1 (de) | 1986-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 19970303 |