Patent ID: 11905407
Assignee: NORTHERN TECHNOLOGIES INTERNATIONAL CORPORATION
Field: Other special machines (Mechanical engineering)
Classification: CPC C  B  Y | IPC B  C

Claim 1:
2. The process of claim 1, wherein said neat polylactide resin has a weight average molecular weight of from about 115,000 to about 150,000, wherein said polylactide of said masterbatch has a weight average molecular weight of from about 115,000 to about 150,000, wherein said copolyester of said masterbatch has a weight average molecular weight of from about 80,000 to about 175,000; said masterbatch comprising from about 15 wt. % to about 35 wt. % of said polylactide, from about 40 wt. % to about 60 wt. % of said crystallization aid compound, and from about 5 wt. % to about 30 wt. % of said random copolyester, wherein the d-content of said neat polylactide is from about 0.2% to about 0.8%, and wherein the d-content of said masterbatch PLA is from about 0.2% to about 2.5%.