Patent ID: 11898031
Assignee: ECOVANCE CO. LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 3:
4. The biodegradable polyester resin composition according to claim 1 wherein a content of the first oligomer ranges from 3000 to 5000 ppm based on the polyester resin,
a content of the second oligomer ranging from 2000 ppm to 4000 ppm based on the biodegradable polyester resin,
a content of the third oligomer ranging from 500 ppm to 2000 ppm based on the biodegradable polyester resin, and
a content of the fourth oligomer ranging from 700 ppm to 2500p ppm based on the biodegradable polyester resin.