Biodegradable polyester resin composition and biodegradable polyester molded article including the same
US11898031B2 · kind B2 · utility
0Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2023 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | May 19, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2203/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An eco-friendly biodegradable polyester resin composition includes: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid; and 5000 ppm to 20000 ppm of a hydrophilic regulator having a molecular weight of 400 to 1300.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.