Biodegradable polyester resin composition, preparation method therefor, and foamed article and molded article produced therefrom
US7807773B2 · kind B2 · utility
112Cited by
4References
20Claims
0Family size
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Key dates
| Filing date | Mar 4, 2004 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Jan 25, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L71/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A biodegradable polyester resin composition which comprises a thermoplastic polymer comprising 100 parts by mass of an aliphatic polyester (A) and 0.01 to 5 parts by mass of a (meth)acrylic ester (B1) and/or a glycidyl ether (B2, and has a gelation index (1) of not lower than 0.1% and a gelation index (2) of not higher than 0.5%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.