Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate
US7405265B2 · kind B2 · utility
9Cited by
3References
10Claims
0Family size
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Key dates
| Filing date | Jun 19, 2003 |
| Grant date | Jul 29, 2008 |
| Priority date | — |
| Expiry date | Jul 29, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G64/34
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed is a method of preparing a catalyst for polymerization of aliphatic polycarbonates and a method of polymerizing an aliphatic polycarbonate. This method includes reacting a zinc precursor and organic dicarboxylic acid in a non-ionic surfactant-included solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.