US4477369A
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New high temperature liquid-crystalline substances consisting of 4 or 5 six-member-rings and liquid-crystalline compositions containing same
Assignee: JNC Corp
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Filing: 1983-01-21
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Granted: 1984-10-16
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Expires: 2003-01-21
Abstract
Abstract Liquid-crystalline compounds which exhibit a liquid crystalline phase within a broader temperature range and also have a high transparent point and yet a low viscosity, and liquid-crystalline compositions containing at least one kind of the above compounds are provided, which compounds are high temperature liquid-crystalline substances consisting of 4 or 5 six-member-rings, expressed by the general formula ##STR1## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each having 1 to 10 carbon atoms; ##STR2## and n represents 0 or 1.
Inventors
- 👤 Shigeru Sugimori
- 👤 Tetsuhiko Kojima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:47
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/02; C07C5/03; C07C1/00; C07C1/20; C07C1/22; C07C13/00; C07C13/28; C07C17/00; C07C17/35; C07C29/00; C07C29/09; C07C29/10; C07C29/17; C07C29/19; C07C29/36; C07C29/38; C07C29/40; C07C35/00; C07C35/21; C07C43/00; C07C43/02; C07C43/20; C07C43/21; C07C43/215; C07C43/23; C07C49/00; C07C49/76; C07C49/782; C07C49/792; C07F; C07F3/00; C07F3/02; C09; C09K; C09K19/00; C09K19/04; C09K19/06; C09K19/08; C09K19/30; C09K19/3001; C09K19/3003; C09K19/3098; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
212 words
Compounds selected from the group consisting of ##STR27## wherein R and R' represent hydrogen atom or an alkyl group of 1 to 10 carbon stoms, respectively; ##STR28## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR29## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR30## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR31## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR32## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, but the number of hydrogen atoms cannot exceed one; ##STR33## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms; ##STR34## wherein R and R' represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms, respectively; and ##STR35## wherein R and R' represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms, respectively.
Claim 2
Dependent Claim
212 words
Compounds selected from the group consisting of ##STR27## wherein R and R' represent hydrogen atom or an alkyl group of 1 to 10 carbon stoms, respectively; ##STR28## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR29## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR30## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR31## wherein R and R' represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, respectively; ##STR32## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms, but the number of hydrogen atoms cannot exceed one; ##STR33## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms; ##STR34## wherein R and R' represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms, respectively; and ##STR35## wherein R and R' represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms, respectively.
Claim 3
Dependent Claim
25 words
1-(Trans-4-alkylcyclohexyl)-4-[trans-4-(trans-4-alkylcyclohexyl)cyclohexyl]benzenes expressed by the general formula ##STR36## wherein R and R' each represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms.
Claim 4
Dependent Claim
25 words
1-(Trans-4-alkylcyclohexyl)-4-[trans-4-(trans-4-alkylcyclohexyl)cyclohexyl]benzenes expressed by the general formula ##STR36## wherein R and R' each represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms.
Claim 5
Dependent Claim
30 words
4-Substituted-{trans-4-[trans-4-(trans-4-alkylcyclohexyl)cyclohexyl]cyclohexyl}benzenes expressed by the general formula ##STR37## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 6
Dependent Claim
30 words
4-Substituted-{trans-4-[trans-4-(trans-4-alkylcyclohexyl)cyclohexyl]cyclohexyl}benzenes expressed by the general formula ##STR37## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 7
Dependent Claim
30 words
4-Substituted-{4-[trans-4-(trans-4-alkylcyclohexyl)-cyclohexyl]cyclohexen-1-yl}benzenes expressed by the general formula ##STR38## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 8
Dependent Claim
30 words
4-Substituted-{4-[trans-4-(trans-4-alkylcyclohexyl)-cyclohexyl]cyclohexen-1-yl}benzenes expressed by the general formula ##STR38## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 9
Dependent Claim
30 words
4-Substituted-4-[trans-4-(trans-4-substituted-cyclohexyl)cyclohexyl]biphenyls expressed by the general formula ##STR39## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 10
Dependent Claim
30 words
4-Substituted-4-[trans-4-(trans-4-substituted-cyclohexyl)cyclohexyl]biphenyls expressed by the general formula ##STR39## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 11
Dependent Claim
30 words
4-Substituted-4'-(trans-4-alkylcyclohexyl)-terphenyls expressed by the general formula ##STR40## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 12
Dependent Claim
30 words
4-Substituted-4'-(trans-4-alkylcyclohexyl)-terphenyls expressed by the general formula ##STR40## wherein R and R' each represent hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 13
Dependent Claim
36 words
Trans,trans-4,4'-bis(4-substituted-phenyl)-bicyclohexanes expressed by the general formula ##STR41## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms but the number of hydrogen atoms cannot exceed one.
Claim 14
Dependent Claim
36 words
Trans,trans-4,4'-bis(4-substituted-phenyl)-bicyclohexanes expressed by the general formula ##STR41## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms but the number of hydrogen atoms cannot exceed one.
Claim 15
Dependent Claim
27 words
4,4'-Bis(4-substituted-phenyl)bicyclohexan-3,3'-dienes expressed by the general formula ##STR42## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 16
Dependent Claim
27 words
4,4'-Bis(4-substituted-phenyl)bicyclohexan-3,3'-dienes expressed by the general formula ##STR42## wherein R represents hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 17
Dependent Claim
25 words
1,4-Bis[trans-4-(trans-4-alkylcyclohexyl)cyclohexyl]-benzenes expressed by the general formula ##STR43## wherein R and R' each represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms.
Claim 18
Dependent Claim
25 words
1,4-Bis[trans-4-(trans-4-alkylcyclohexyl)cyclohexyl]-benzenes expressed by the general formula ##STR43## wherein R and R' each represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms.
Claim 19
Dependent Claim
25 words
1,4-Bis[4-(trans-4-alkylcyclohexyl)cyclohexen-1-yl]benzenes expressed by the general formula ##STR44## wherein R and R' each represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms.
Claim 20
Dependent Claim
25 words
1,4-Bis[4-(trans-4-alkylcyclohexyl)cyclohexen-1-yl]benzenes expressed by the general formula ##STR44## wherein R and R' each represent hydrogen atom or an alkyl group of 1 to 10 carbon atoms.
Claim 21
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 1.
Claim 22
Dependent Claim
22 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound set forth in claim 2.
Claim 23
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 3.
Claim 24
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 4.
Claim 25
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 5.
Claim 26
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 6.
Claim 27
Dependent Claim
44 words
A liquid crystal composition comprising a mixture of compounds at least one of which has the formula set forth in claim 7 and wherein R represents a hydrogen atom or an alkyl group or an alkoxy group, each of 1 to 10 carbon atoms.
Claim 28
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 8.
Claim 29
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 9.
Claim 30
Dependent Claim
23 words
A liquid crystal composition comprising a mixture of compounds at least one of which is a compound as set forth in claim 10.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-10-16 | 1988-04-16 | 1988-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-10-16 | 1992-04-16 | 1992-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-10-16 | 1996-04-16 | 1996-10-16 | $7700.00 | Window Closed / Lapsed |