Segmented protective display film

US10882283B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Joseph W. Woody, V · Saint Paul, US
• David Scott Thompson · Lake Elmo, US
• Steven D. Solomonson · Shoreview, US
• John J. Stradinger · Roseville, US
• Ryan M. Braun · Windom, US
• Joseph D. Rule · Woodbury, US
• Peter D. Condo · Lake Elmo, US
• Catherine A. Leatherdale · Woodbury, US
• Michael A. Johnson · Stillwater, US

Key dates

• Filing date: Dec 14, 2017
• Grant date: Jan 5, 2021
• Expiry date: Jan 10, 2038

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E10/549
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

A display film comprises a transparent glass layer including two or more co-planar glass layer segments and a thickness defined by a first major surface and a second major surface opposing the first major surface being less than 500 micrometers; interstitial polymer material separating adjacent segments; and transparent energy dissipation layer having a glass transition temperature of 27 degrees Celsius or less and a Tan Delta peak value of 0.5 or greater and being disposed on the first major surface.