Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Reexamination Certificate
2008-01-09
2011-11-08
Vo, Hai (Department: 1788)
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
C428S319300, C428S319900, C428S315500
Reexamination Certificate
active
08053071
ABSTRACT:
There is provided a film having use of impact absorption capable of protecting a panel from impacts when the impacts are given to a display device, a window since it has an excellent ability to absorb impacts given to a surface of a display device, a window, or equivalent base plates. The impact absorption layer having a thickness of 30 μm or more has a hardness of 20 to 100 as measured at a room temperature using an Asker C hardness tester. Also, the film having use of impact absorption has excellent impact resistance and includes at least one layer, wherein the film includes at least one impact absorption layer having a hardness of 20 to 100 as measured at a room temperature using an Asker C hardness tester, the impact absorption layer having the total thickness of 30 μm or more.
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Properties and Characteristics of Urethane Rubber Brochure, pp. 1483-1484, 2009.
Cho Ik Hwan
Choi Hyun Seok
Lee Yeon Keun
Park Sang Hyun
LG Chem Ltd.
McKenna Long & Aldridge LLP
Vo Hai
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