Polyesterification catalyst
US5453479A · kind A · utility
54Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 1993 |
| Grant date | Sep 26, 1995 |
| Priority date | — |
| Expiry date | Jul 12, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L69/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Novel polyesterification catalysts comprising a phosphorus component and a titanium component are disclosed which are useful in preparing improved blends of polyester and polycarbonate resins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.