Catalyst composition for producing polyethylene terephthalate from terephthalic acid and ethylene glycol, and process therefore
US7608652B2 · kind B2 · utility
5Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2005 |
| Grant date | Oct 27, 2009 |
| Priority date | — |
| Expiry date | Feb 10, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/183
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a catalyst composition for producing polyethylene terephthalate from terephthalic acid and ethylene glycol, comprising:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.