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US5091109A Expired / Lapsed US ⏱️ 0.0 years remaining

Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same

Assignee: Canon Inc
•
Filing: 1990-08-08
•
Granted: 1992-02-25
•
Expires: 2010-08-08
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Abstract

Abstract A mesomorphic compound represented by the following formula (I): ##STR1## wherein R 1 and R 2 respectively denote an alkyl group having 1-16 carbon atoms capable of having a substituent; X 1 , X 2 and X 3 respectively denote a single bond, --O--, ##STR2## A 1 and A 2 respectively ##STR3## wherein X 4 and X 5 respectively denote hydrogen, fluorine, chlorine, bromine, --CH 3 , --CN or --CF 3 with proviso that X 1 always denotes a single bond when A 1 denotes a single bond; and n is 0 or 1.

Inventors

  • 👤 Takao Takiguchi
  • 👤 Takashi Iwaki
  • 👤 Takeshi Togano
  • 👤 Yoko Yamada
  • 👤 Shosei Mori
  • 👤 Shinichi Nakamura

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 14:25
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/01; C07D285/02; C07D285/04; C07D285/12; C07D417/00; C07D417/02; C07D417/04; C09; C09K; C09K19/00; C09K19/04; C09K19/06; C09K19/34; C09K19/3491; C09K19/3497; C09K19/42; C09K19/46

Claims Analysis

Total Claims: 191
Claim 1
Independent Claim 115 words
A mesomorphic compound represented by the following formula (I): ##STR142## wherein R 1 and R 2 respectively denote an alkyl group having 1-16 carbon atoms capable of having a substituent; X 1 and X 3 respectively denote a single bond, --O--, ##STR143## X 2 denotes a single bond, ##STR144## A 1 denotes a single bond, ##STR145## wherein X 4a and X 5a respectively denote hydrogen, fluorine, bromine, --CH 3 or --CF 3 with the proviso that X 1 always denotes a single bond when A 1 denotes a single bond; A 2 denotes a single bond, ##STR146## wherein X 4b and X 5b respectively denote hydrogen, fluorine or --CN; and n is 0 or 1.
Claim 2
Dependent Claim 115 words
A mesomorphic compound represented by the following formula (I): ##STR142## wherein R 1 and R 2 respectively denote an alkyl group having 1-16 carbon atoms capable of having a substituent; X 1 and X 3 respectively denote a single bond, --O--, ##STR143## X 2 denotes a single bond, ##STR144## A 1 denotes a single bond, ##STR145## wherein X 4a and X 5a respectively denote hydrogen, fluorine, bromine, --CH 3 or --CF 3 with the proviso that X 1 always denotes a single bond when A 1 denotes a single bond; A 2 denotes a single bond, ##STR146## wherein X 4b and X 5b respectively denote hydrogen, fluorine or --CN; and n is 0 or 1.
Claim 3
Dependent Claim 42 words
A mesomorphic compound according to claim 1, wherein X 1 denotes any one of a single bond, --O-- and ##STR147## X 2 denotes any one of a single bond, ##STR148## and X 3 denotes any one of a single bond, --O--, ##STR149##
Claim 4
Dependent Claim 85 words
A mesomorphic compound according to claim 1, wherein R 1 and R 2 respectively denote any one of the following groups (i) to (iv): (i) an n-alkyl group having 1-16 carbon atoms; (ii) ##STR150## wherein m is an integer of 1-6 and n is an integer of 2-8; (iii) ##STR151## wherein r is an integer of 0-6, s is 0 or 1 and t is an integer of 1-12; and (iv) ##STR152## wherein m is 0 or 1 and x is an integer of 1-14.
Claim 5
Dependent Claim 19 words
A mesomorphic compound according to claim 3, wherein the group (i) is an n-alkyl group having 3-12 carbon atoms.
Claim 6
Dependent Claim 31 words
A mesomorphic compound according to claim 1, wherein A 1 denotes any one of ##STR153## and a single bond; and A 2 denotes any one of ##STR154## and a single bond.
Claim 7
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR155##
Claim 8
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR156##
Claim 9
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR157##
Claim 10
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR158##
Claim 11
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR159##
Claim 12
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR160##
Claim 13
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR161##
Claim 14
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR162##
Claim 15
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR163##
Claim 16
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR164##
Claim 17
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR165##
Claim 18
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR166##
Claim 19
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR167##
Claim 20
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR168##
Claim 21
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR169##
Claim 22
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR170##
Claim 23
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR171##
Claim 24
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR172##
Claim 25
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR173##
Claim 26
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR174##
Claim 27
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR175##
Claim 28
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR176##
Claim 29
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR177##
Claim 30
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR178##
Claim 31
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR179##
Claim 32
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR180##
Claim 33
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR181##
Claim 34
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR182##
Claim 35
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR183##
Claim 36
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR184##
Claim 37
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR185##
Claim 38
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR186##
Claim 39
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR187##
Claim 40
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR188##
Claim 41
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR189##
Claim 42
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR190##
Claim 43
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR191##
Claim 44
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR192##
Claim 45
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR193##
Claim 46
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR194##
Claim 47
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR195##
Claim 48
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR196##
Claim 49
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR197##
Claim 50
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR198##
Claim 51
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR199##
Claim 52
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR200##
Claim 53
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR201##
Claim 54
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR202##
Claim 55
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR203##
Claim 56
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR204##
Claim 57
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR205##
Claim 58
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR206##
Claim 59
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR207##
Claim 60
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR208##
Claim 61
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR209##
Claim 62
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR210##
Claim 63
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR211##
Claim 64
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR212##
Claim 65
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR213##
Claim 66
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR214##
Claim 67
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR215##
Claim 68
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR216##
Claim 69
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR217##
Claim 70
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR218##
Claim 71
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR219##
Claim 72
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR220##
Claim 73
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR221##
Claim 74
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR222##
Claim 75
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR223##
Claim 76
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR224##
Claim 77
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR225##
Claim 78
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR226##
Claim 79
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR227##
Claim 80
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR228##
Claim 81
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR229##
Claim 82
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR230##
Claim 83
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR231##
Claim 84
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR232##
Claim 85
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR233##
Claim 86
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR234##
Claim 87
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR235##
Claim 88
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR236##
Claim 89
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR237##
Claim 90
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR238##
Claim 91
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR239##
Claim 92
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR240##
Claim 93
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR241##
Claim 94
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR242##
Claim 95
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR243##
Claim 96
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR244##
Claim 97
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR245##
Claim 98
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR246##
Claim 99
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR247##
Claim 100
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR248##
Claim 101
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR249##
Claim 102
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR250##
Claim 103
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR251##
Claim 104
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR252##
Claim 105
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR253##
Claim 106
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR254##
Claim 107
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR255##
Claim 108
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR256##
Claim 109
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR257##
Claim 110
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR258##
Claim 111
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR259##
Claim 112
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR260##
Claim 113
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR261##
Claim 114
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR262##
Claim 115
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR263##
Claim 116
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR264##
Claim 117
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR265##
Claim 118
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR266##
Claim 119
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR267##
Claim 120
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR268##
Claim 121
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR269##
Claim 122
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR270##
Claim 123
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR271##
Claim 124
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR272##
Claim 125
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR273##
Claim 126
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR274##
Claim 127
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR275##
Claim 128
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR276##
Claim 129
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR277##
Claim 130
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR278##
Claim 131
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR279##
Claim 132
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR280##
Claim 133
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR281##
Claim 134
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR282##
Claim 135
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR283##
Claim 136
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR284##
Claim 137
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR285##
Claim 138
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR286##
Claim 139
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR287##
Claim 140
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR288##
Claim 141
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR289##
Claim 142
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR290##
Claim 143
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR291##
Claim 144
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR292##
Claim 145
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR293##
Claim 146
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR294##
Claim 147
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR295##
Claim 148
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR296##
Claim 149
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR297##
Claim 150
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR298##
Claim 151
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR299##
Claim 152
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR300##
Claim 153
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR301##
Claim 154
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR302##
Claim 155
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR303##
Claim 156
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR304##
Claim 157
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR305##
Claim 158
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR306##
Claim 159
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR307##
Claim 160
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR308##
Claim 161
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR309##
Claim 162
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR310##
Claim 163
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR311##
Claim 164
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR312##
Claim 165
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR313##
Claim 166
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR314##
Claim 167
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR315##
Claim 168
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR316##
Claim 169
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR317##
Claim 170
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR318##
Claim 171
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR319##
Claim 172
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR320##
Claim 173
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR321##
Claim 174
Dependent Claim 10 words
A compound according to claim 1, of the formula: ##STR322##
Claim 175
Dependent Claim 23 words
A liquid crystal composition comprising at least two mesomorphic compounds, at least one of which is a mesomorphic compound according to claim 1.
Claim 176
Dependent Claim 43 words
A liquid crystal composition according to claim 174, which comprises another mesomorphic compound other than that represented by the formula (I) and comprises 1-500 wt. parts of a mesomorphic compound of the formula (I) per 100 wt. parts of said another mesomorphic compound.
Claim 177
Dependent Claim 24 words
A liquid crystal device, comprising a pair of electrode plates and a liquid crystal composition according to claim 174 disposed between the electrode plates.
Claim 178
Dependent Claim 14 words
A liquid crystal composition according to claim 174, which comprises a chiral smectic phase.
Claim 179
Dependent Claim 43 words
A liquid crystal composition according to claim 174, wherein X 1 denotes any one of a single bond, --O-- and ##STR323## X 2 denotes any one of a single bond, ##STR324## and X 3 denotes any one of a single bond, --O--, ##STR325##
Claim 180
Dependent Claim 86 words
A liquid crystal composition according to claim 174, wherein R 1 and R 2 respectively denote any one of the following groups (i) to (iv); (i) an n-alkyl group having 1-16 carbon atoms; (ii) ##STR326## wherein m is an integer of 1-6 and n is an integer of 2-8; (iii) ##STR327## wherein r is an integer of 0-6, s is 0 or 1 and t is an integer of 1-12; and (iv) ##STR328## wherein m is 0 or 1 and x is an integer of 1-14.
Claim 181
Dependent Claim 20 words
A liquid crystal composition according to claim 179, wherein the group (i) is an n-alkyl group having 3-12 carbon atoms.
Claim 182
Dependent Claim 33 words
A liquid crystal composition according to claim 174, wherein A 1 denotes any one of ##STR329## and a single bond; and A 2 denotes any one of ##STR330## p1 and a single bond.
Claim 183
Dependent Claim 32 words
A liquid crystal composition comprising at least two mesomorphic compounds, at least one of said mesomorphic compounds being a mesomorphic compound represented by a formula selected from the group consisting of: ##STR331##
Claim 184
Dependent Claim 32 words
A liquid crystal composition comprising at least two mesomorphic compounds, at least one of said mesomorphic compounds being a mesomorphic compound represented by a formula selected from the group consisting of: ##STR331##
Claim 185
Dependent Claim 43 words
A liquid crystal device according to claim 176, wherein X 1 denotes any one of a single bond, --O-- and ##STR332## X 2 denotes any one of a single bond, ##STR333## and X 3 denotes any one of a single bond, --O--, ##STR334##
Claim 186
Dependent Claim 86 words
A liquid crystal device according to claim 176, wherein R 1 and R 2 respectively denote any one of the following groups (i) to (iv); (i) an n-alkyl group having 1-16 carbon atoms; (ii) ##STR335## wherein m is an integer of 1-6 and n is an integer of 2-8; (iii) ##STR336## wherein r is an integer of 0-6, s is 0 or 1 and t is an integer of 1-12; and (iv) ##STR337## wherein m is 0 or 1 and x is an integer of 1-14.
Claim 187
Dependent Claim 20 words
A liquid crystal device according to claim 184, wherein the group (i) is an n-alkyl group having 3-12 carbon atoms.
Claim 188
Dependent Claim 32 words
A liquid crystal device according to claim 176, wherein A 1 denotes any one of ##STR338## and a single bond; and A 2 denotes any one of ##STR339## an a single bond.
Claim 189
Dependent Claim 24 words
A liquid crystal device comprising a pair of electrode plates and a liquid crystal composition according to claim 182 disposed between the electrode plates.
Claim 190
Dependent Claim 20 words
A liquid crystal device according to claim 176, which further comprises an insulating alignment control layer on the electrode plates.
Claim 191
Dependent Claim 19 words
A liquid crystal device according to claim 188, wherein the insulating alignment control layer has been subjected to rubbing.

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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) 1995-02-24 1995-08-26 1996-02-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1999-02-24 1999-08-26 2000-02-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2003-02-24 2003-08-26 2004-02-25 $7700.00 Window Closed / Lapsed

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