Patent · US Active

Hardcoat

US11084914B2 · kind B2 · utility

0Cited by

0References

3Claims

0Family size

Assignee

Rohm and Haas Electronic Materials LLC · US

Inventors

Michael Mulzer · Marlborough, US
Jieqian Zhang · Marlborough, US
Joseph Kao · Foster City, US

Key dates

Filing date	Dec 4, 2018
Grant date	Aug 10, 2021
Priority date	—
Expiry date	Jan 28, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L83/04
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Display substrates having a hard coat layer on a colorless polyimide substrate are formed from hard coat compositions having certain organic solvents that do not substantially impact the optical and mechanical properties of the colorless polyimide substrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.