IT1232820B - Procedimento per produrre poliesteralcoli e composizioni cosi' ottenuti - Google Patents
Procedimento per produrre poliesteralcoli e composizioni cosi' ottenutiInfo
- Publication number
- IT1232820B IT1232820B IT8947738A IT4773889A IT1232820B IT 1232820 B IT1232820 B IT 1232820B IT 8947738 A IT8947738 A IT 8947738A IT 4773889 A IT4773889 A IT 4773889A IT 1232820 B IT1232820 B IT 1232820B
- Authority
- IT
- Italy
- Prior art keywords
- ch2ch2
- obtd
- pet
- polyester alcohol
- new polyester
- Prior art date
Links
- 229920000728 polyester Polymers 0.000 title abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title 1
- 150000001298 alcohols Chemical class 0.000 abstract 2
- -1 polyethylene terephthalate Polymers 0.000 abstract 2
- 150000008065 acid anhydrides Chemical class 0.000 abstract 1
- 238000006136 alcoholysis reaction Methods 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 150000002009 diols Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract 1
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 1
- 238000005809 transesterification reaction Methods 0.000 abstract 1
- 150000004072 triols Chemical class 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
Landscapes
- Polyesters Or Polycarbonates (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8947738A IT1232820B (it) | 1989-03-13 | 1989-03-13 | Procedimento per produrre poliesteralcoli e composizioni cosi' ottenuti |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8947738A IT1232820B (it) | 1989-03-13 | 1989-03-13 | Procedimento per produrre poliesteralcoli e composizioni cosi' ottenuti |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8947738A0 IT8947738A0 (it) | 1989-03-13 |
IT1232820B true IT1232820B (it) | 1992-03-05 |
Family
ID=11262209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8947738A IT1232820B (it) | 1989-03-13 | 1989-03-13 | Procedimento per produrre poliesteralcoli e composizioni cosi' ottenuti |
Country Status (1)
Country | Link |
---|---|
IT (1) | IT1232820B (it) |
-
1989
- 1989-03-13 IT IT8947738A patent/IT1232820B/it active
Also Published As
Publication number | Publication date |
---|---|
IT8947738A0 (it) | 1989-03-13 |
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