International Patent: MODIFICATION OF POLYPROPYLENE RESINS WITH ADDITIVES TO ENHANCE MECHANICAL AND/OR BARRIER PROPERTIES OF COEXTRUDED SHEETS

GENEVA, July 1 -- SUPERIOR PLASTICS EXTRUSION CO. INC. DBA IMPACT PLASTICS filed a patent application (US2025/059460) for “MODIFICATION OF POLYPROPYLENE RESINS WITH ADDITIVES TO ENHANCE MECHANICAL AND/OR BARRIER PROPERTIES OF COEXTRUDED SHEETS”. With publication no. WO/2026/128842, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: B29C 48/21

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

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