Liquid crystalline oxetane compound, polymerizable liquid...

Details Liquid crystalline oxetane compound, polymerizable liquid... Liquid crystalline oxetane compound, polymerizable liquid...

2006-08-08

2006-08-08

Wu, Shean C (Department: 1756)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C428S001300, C252S299010, C252S299610, C252S299670

Reexamination Certificate

active

07087273

ABSTRACT:
A novel liquid crystalline compound has the formula:in-line-formulae description="In-line Formulae" end="lead"?Z1-(CH2)n-L1-P1-L2-P2-L3-P3-L4-(CH2)m-Z2  (1)in-line-formulae description="In-line Formulae" end="tail"?wherein Z1and Z2are each independently a group represented by any one of formulas (2), (3) and (4) below, L1, L2, L3, and L4each independently indicate direct bond or are a group represented by any of —O—, —O—CO—, or —CO—O—, P1and P2are each independently a group represented by formula (5) below, and P3indicates direct bond or is a group represented by formula (5) below, n and m are each independently an integer of 0 to 8;wherein X is selected from the group consisting of hydrogen, methyl, or halogen and provides an optical film with an excellent capability of retaining the aligned liquid crystal orientation which has been fixed and in mechanical strength.

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English translation by computer for JP 11-106380, http://www4.ipdl.jpo.go.jp/Tokujitu/PAJdetail.ipdl?N0000=60&N0120=01&N2001=2&N3001=H11-106380.

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