30 35 40 45 50 55 60 65 33 in this case, light beams were emitted in the normal direction, but the transmitted light beams were decreased at an oblique ...

... reacted at 65° C. for 12 hr, 4 -hydroxy butyl acrylate (4-HBA) (5.55 parts) was added, and the mixture was stirred for 1 hrto give a (urethane ...

... 25 attached to a viewer side of the liquid crystal cell without using a first optical compensation layer. The refractive index profile of 550 mn of the ...

45 46 TABLE 1 As becomes clear from Table 1 above, in Examples in 20 which the pressure-sensitive adhesive layer (A) had an adhesive strength exceeding 10 ...

... TABLE 1 [0175] Next, the nematic monomer A and the chiral monomer B were polymerized to synthesize a cholesteric liquid crystal compound.

21 22 TABLE 2 White Black First T1 S econd T2 AT brightness brightness Contrast polarizer (%) polarizer (%) (T2 — T 1) (Y) (Y) ratio Example 1 B 41.1 E 44.1 ...

Illllllllllllllllllllllllllllllllllllllllllllllllln US007270858B2 (12) United States Patent ao) Patent no.: us 7270858 B2 Yamaoka et al.

[0156] The gel fraction of the pressure-sensitive adhesive layer was 77.8% by mass. Comparative Example 4 [0157] A pressure-sensitive adhesive layer was ...