Claims
- 1. An optically active liquid crystal compound expressed by the formula ##STR47## where R is a C.sub.4 -C.sub.9 alkyl group.
- 2. A chiral smectic liquid crystalline composition consisting of at least two components and containing at least one compound as set forth in claim 1.
- 3. A chiral smectic liquid crystalline composition consisting of at least one compound as set forth in claim 1 and at least one compound expressed by the formula ##STR48## wherein R.sup.2 is C.sub.4 -C.sub.14 alkyl group, m=1 or 2.
Priority Claims (2)
Number |
Date |
Country |
Kind |
58-640 |
Jan 1983 |
JPX |
|
58-78594 |
May 1983 |
JPX |
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Parent Case Info
This is a continuation of application Ser. No. 06/837,110 filed Mar. 7, 1986 (now abandoned) and application Ser. No. 06/568,060 filed Jan. 4, 1984 (now U.S. Pat. No. 4,596,667) and the benefits of 35 USC 120 are claimed relative to these applications.
US Referenced Citations (8)
Foreign Referenced Citations (2)
Number |
Date |
Country |
115693 |
Aug 1984 |
EPX |
207712 |
Jan 1987 |
EPX |
Non-Patent Literature Citations (1)
Entry |
Goodby et al., Liquid Crystals & Ordered Fluids, vol. 4, pp. 1-32 (1984). |
Related Publications (1)
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Number |
Date |
Country |
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568060 |
Jan 1984 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
837110 |
Mar 1986 |
|