US US20260247553A1

POLYAMIDE-IMIDE-BASED FILM, PREPARATION METHOD THEREOF, AND COVER WINDOW AND DISPLAY DEVICE COMPRISING THE SAME

Abstract

The embodiments aim to provide a polyamide-imide-based film, which comprises a polyamide-imide-based polymer, wherein the average value of the surface energy (SE) of a first side and that of a second side of the film is 43 to 70 mN/m, whereby it is excellent in optical properties, mechanical properties, and surface characteristics; a process for preparing the same; and a cover window and a display device comprising the same.

Classification

Source documents

Does this actually block you?

A document turning up in a search is not the same as a document that anticipates your claims. Our registered Patent Agents read the claims, not just the abstract, and tell you where you still have room.

Protect Your Invention

Bibliographic data via the European Patent Office's Open Patent Services (DOCDB) . Republished here for research and prior-art review. This page is not legal advice, and its presence in our index says nothing about the validity or enforceability of the document. For the Indian legal position (status, oppositions, renewals), see InPASS.