Scratch-resistant optical film

Details Scratch-resistant optical film Scratch-resistant optical film

2011-01-11

2011-01-11

Sample, David R (Department: 1783)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

C428S141000, C428S323000, C428S327000

Reexamination Certificate

active

07867602

ABSTRACT:
The invention pertains to an optical film comprising a reflective substrate, characterized in that at least one of the surfaces of the substrate has a scratch-resistant layer which possesses anti-static properties, wherein the scratch-resistant layer has a surface resistivity in the range from 108to 1012Ω/□, and a pencil hardness of 3H or more as measured according to JIS K5400 standard method.The optical film of the invention has a low volume shrinkage, does not warp, and possesses excellent anti-static properties and high hardness properties.

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English abstract of TW 200639225 dated Nov. 16, 2006.
English abstract of TW 527507 dated Apr. 11, 2003.
Figure 2 of M286939 dated Feb. 1, 2006.
English abstract of TW 576851 dated May 11, 2001.

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