TWI699429B - 可聚合液晶化合物、液晶組合物及液晶顯示元件 - Google Patents

可聚合液晶化合物、液晶組合物及液晶顯示元件 Download PDF

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TWI699429B
TWI699429B TW107113493A TW107113493A TWI699429B TW I699429 B TWI699429 B TW I699429B TW 107113493 A TW107113493 A TW 107113493A TW 107113493 A TW107113493 A TW 107113493A TW I699429 B TWI699429 B TW I699429B
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carbon atoms
liquid crystal
fluorine
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孟勁松
員國良
梁志安
張興
舒克倫
鮑永鋒
梁瑞祥
李明
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大陸商石家莊誠志永華顯示材料有限公司
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Abstract

本發明提供一種式I所示可聚合液晶化合物以及這種可聚合化合物與特定液晶組分搭配形成的液晶組合物,尤其適用於顯示器或TV應用的PSVA液晶組合物,以及IPS模式的PSA-IPS液晶組合物,尤其是可聚合化合物具有較快的聚合速度並且所選擇的可聚合組分與液晶組分形成的“材料體系”具有低的旋轉黏度、良好的光電性能,且採用(UV)光輻照後具有高的VHR,避免了最終顯示器出現殘像等問題。

Description

可聚合液晶化合物、液晶組合物及液晶顯示元件
本發明涉及液晶顯示領域,具體涉及特定可聚合化合物與特定液晶組分搭配形成的液晶組合物,以及包含有該液晶組合物的顯示元件。
薄膜晶體管液晶顯示器(TFT-LCD)經歷了漫長的基礎研究階段,在實現大生產、商業化之後,以其輕薄、環保、高性能等優點已經成為LCD應用中的主流產品:無論是小尺寸的手機屏、還是大尺寸的筆記本電腦(Notebook PC)或監視器(Monitor),以及大型化的液晶電視(LCD-TV),到處可見TFT-LCD的應用。
早期商用的TFT-LCD產品基本採用了TN顯示模式,其最大問題是視角窄。隨著產品尺寸的增加,特別是在TV領域的應用,具有廣視野角特點的IPS顯示模式、VA顯示模式依次被開發出來並加以應用,尤其是基於VA顯示模式的改進,分別先後在各大公司得到了突破性的發展,這主要取決於VA模式本身所具有的寬視野角、高對比度和無需摩擦配向等優勢,再有就是,VA模式顯示的對比度對液晶的光學各向異性(△n)、液晶盒的厚度(d)和入射光的波長(λ)依賴度較小,必將使得VA這種模式成為極具前景的顯示技術。
但是,VA模式等的主動矩陣尋址方式的顯示元件所用的液晶介質,本身並不完美,例如殘像水平要明顯差於正介電各向異性的顯示元件,響應時間比較慢,驅動電壓比較高等缺點。此時,一些新型的VA顯示技術悄然而 生:像PSVA技術即實現了MVA/PVA類似的廣視野角顯示模式,也簡化了CF製程,從而降低CF成本的同時,提高了開口率,還可以獲得更高的亮度,進而獲得更高的對比度。此外,由於整面的液晶都有預傾角,沒有多米諾延遲現象,在保持同樣的驅動電壓下還可以獲得更快的響應時間,殘像水平也不會受到影響,但是由於像素中Fine Slit密集分佈電極,故如果電極寬度不能均勻分佈,很容易出現顯示不均的問題。像UVVA技術,在保持PSVA技術優勢的基礎上,由於在TFT側沒有Slit結構,出現像素電極寬度不均引起的顯示不均問題還得到了改進。雖然顯示器件在不斷的發展,但是人們還要一直致力於研究新的液晶化合物,得以使液晶介質及其應用於顯示器件的性能不斷的向前發展。
可聚合介晶單元(RMs)目前是顯示行業非常熱門且重要的課題,其可能應用的領域包括聚合物穩定配向(PSA)液晶顯示,聚合物穩定藍相(PS-BP)液晶顯示以及圖形化位相差膜(Pattern Retarder Film)等。
PSA原理正被應用在不同典型的LC顯示器中,例如PSA-VA、PSA-OCB、PS-IPS/FFS和PS-TN等液晶顯示器。以目前最為廣泛應用的PSA-VA顯示器為例,通過PSA方法可以獲得液晶盒的預傾角,該預傾角對響應時間具有積極的影響。對於PSA-VA顯示器,可以使用標準的MVA或PVA像素和電極設計,但是如果在一側的電極設計採用特殊圖形化的而在另一端不採用突起的設計,可以顯著的簡化生產,同時使顯示器得到非常好的對比度、及很高的光透過率。
現有技術已經發現LC混合物和RMs在PSA顯示器中的應用方面仍具有一些缺點。首先,到目前為止並不是每個希望的可溶RM都適合用於PSA顯示器;同時,如果希望借助於UV光而不添加光引發劑進行聚合(這可能對某些 應用而言是有利的),則選擇變得更小;另外,LC混合物(下面也稱為“LC主體混合物”)與所選擇的可聚合組分組合形成的“材料體系”應具有最低的旋轉黏度和最好的光電性能,用於加大“電壓保持率”(VHR)以達到效果。在PSA-VA方面,採用(UV)光輻照後的高VHR是非常重要的,否則會導致最終顯示器出現殘像等問題。到目前為止,並不是所有的LC混合物與可聚合組分組成的組合都適合於PSA顯示器。這主要是由於可聚合單元對於UV敏感性波長過短,或光照後沒有傾角出現或出現不足的傾角,或可聚合組分在光照後的均一性較差,或因為UV後VHR對於TFT顯示器應用而言是較低等方面的影響。
本發明提供一種可聚合化合物以及這種可聚合化合物與特定液晶組分搭配形成的液晶組合物以及包含該液晶組合物的液晶顯示元件,尤其適用於顯示器或TV應用的PSVA液晶組合物,以及IPS模式的PSA-IPS液晶組合物,尤其是可聚合化合物具有較快的聚合速度並且所選擇的可聚合組分與液晶組分形成的“材料體系”具有低的旋轉黏度、良好的光電性能,且採用(UV)光輻照後具有高的VHR,避免了最終顯示器出現殘像等問題。
為了實現上述有益技術效果,本發明提供一種可聚合化合物,其中,所述可聚合化合物的結構式如下式I所示:
Figure 107113493-A0305-02-0004-3
其中
Figure 107113493-A0305-02-0005-6
Figure 107113493-A0305-02-0005-7
Figure 107113493-A0305-02-0005-8
各自獨立地表示
Figure 107113493-A0305-02-0005-21
Figure 107113493-A0305-02-0005-22
Figure 107113493-A0305-02-0005-23
Figure 107113493-A0305-02-0005-24
Figure 107113493-A0305-02-0005-25
Figure 107113493-A0305-02-0005-9
Figure 107113493-A0305-02-0005-10
Figure 107113493-A0305-02-0005-11
Figure 107113493-A0305-02-0005-15
,並且所述
Figure 107113493-A0305-02-0005-16
Figure 107113493-A0305-02-0005-17
Figure 107113493-A0305-02-0005-18
不同時為
Figure 107113493-A0305-02-0005-19
; 並且,
Figure 107113493-A0305-02-0005-12
Figure 107113493-A0305-02-0005-13
Figure 107113493-A0305-02-0005-14
所示基團中一個或複數個H可以各自獨立地被 S基團取代;所述S基團表示C1-C5的烷基、C1-C5的烷氧基、C2-C5的烯基,氟取代的C1-C5的烷基、氟取代的C1-C5的烷氧基、氟取代的C2-C5的烯基、鹵素、P-Sp,其中,任意不相鄰的亞甲基可各自獨立地被-O-、-S-、-CH2O-、-COO-、-OCH2-、-OOC-、丙烯酸酯基或甲基丙烯酸酯基代替。
當所述
Figure 107113493-A0305-02-0005-26
Figure 107113493-A0305-02-0005-27
Figure 107113493-A0305-02-0005-28
被所述S基團單取代時,所述S基團表示P-Sp, 當所述
Figure 107113493-A0305-02-0005-29
Figure 107113493-A0305-02-0005-30
Figure 107113493-A0305-02-0005-31
被所述S基團多取代時,所述S基團中至少一個表 示P-Sp; P獨立的代表可聚合基團:
Figure 107113493-A0305-02-0005-32
Figure 107113493-A0305-02-0005-34
Figure 107113493-A0305-02-0005-36
; Sp各自獨立地表示單鍵、C1-C5的烷基、C1-C5的烯基,其中任意一個或複數個不相連的CH2可以被-O-、-S-、-CO-、-CH2O-、-OCH2-、-COO-、-OOC-或丙烯酸酯基代替。
本發明還提供一種液晶組合物,其含有選自式I所示的化合物中的至少一種可聚合化合物作為第一組分,含有至少一種或多種選自式Ⅱ化合物作為第二組分,含有至少一種或多種選自式Ⅲ化合物作為第三組分,
Figure 107113493-A0305-02-0006-4
Figure 107113493-A0305-02-0006-38
其中,R1、R2、R3、R4各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基,並且R3、R4所示基團中任意一個或複數個不相連的CH2可以被環戊基、環丁基或環丙基取代;Z1、Z2各自獨立地表示單鍵、-CH2CH2-或-CH2O-;
Figure 107113493-A0305-02-0006-39
Figure 107113493-A0305-02-0006-40
各自獨立地表示
Figure 107113493-A0305-02-0006-41
Figure 107113493-A0305-02-0006-42
Figure 107113493-A0305-02-0006-43
Figure 107113493-A0305-02-0006-45
各自獨立地表示
Figure 107113493-A0305-02-0006-48
Figure 107113493-A0305-02-0006-49
Figure 107113493-A0305-02-0006-50
Figure 107113493-A0305-02-0006-51
Figure 107113493-A0305-02-0006-52
Figure 107113493-A0305-02-0006-54
Figure 107113493-A0305-02-0006-44
和/或
Figure 107113493-A0305-02-0006-47
中的一種或多種; m表示1或2;n表示0、1或2。
進一步較佳地,本發明所提供的液晶組合物中,式I化合物的總質量含量為0.01-1%,所述式Ⅱ化合物的總質量含量為15-60%,所述一種或多種通式Ⅲ所示化合物總質量含量為20-60%。
式I所示化合物較佳為式I-1至I-18所示化合物:
Figure 107113493-A0305-02-0006-5
Figure 107113493-A0305-02-0007-55
Figure 107113493-A0305-02-0007-56
Figure 107113493-A0305-02-0007-57
Figure 107113493-A0305-02-0007-58
Figure 107113493-A0305-02-0007-59
Figure 107113493-A0305-02-0007-60
Figure 107113493-A0305-02-0007-61
Figure 107113493-A0305-02-0007-62
Figure 107113493-A0305-02-0008-63
Figure 107113493-A0305-02-0008-64
Figure 107113493-A0305-02-0008-65
Figure 107113493-A0305-02-0008-66
Figure 107113493-A0305-02-0008-67
Figure 107113493-A0305-02-0008-68
Figure 107113493-A0305-02-0008-69
Figure 107113493-A0305-02-0009-70
Figure 107113493-A0305-02-0009-71
其中,S各自獨立地表示H、C1-C5的烷基、C1-C5的烷氧基、氟取代的C1-C5的烷基、氟取代的C1-C5的烷氧基、F或Cl,其中任意一個或複數個不相連的CH2可以各自獨立地被-O-、-S-、-CO-、-CH2O-、-OCH2-、-COO-、-OOC-或丙烯酸酯基或甲基丙烯酸酯基代替; P各自獨立地表示
Figure 107113493-A0305-02-0009-77
Figure 107113493-A0305-02-0009-75
Figure 107113493-A0305-02-0009-76
; Sp各自獨立地表示單鍵、C1-C5的烷基、C1-C5的烯基,其中任意一個或複數個不相連的CH2可以被-O-、-S-、-CO-、-CH2O-、-OCH2-、-COO-、-OOC-或丙烯酸酯基代替;o各自獨立地表示0、1、2或3。
式I所示化合物更佳為式I-1-1至I-17-6所示化合物:
Figure 107113493-A0305-02-0009-73
Figure 107113493-A0305-02-0010-78
Figure 107113493-A0305-02-0010-79
Figure 107113493-A0305-02-0010-80
Figure 107113493-A0305-02-0010-81
Figure 107113493-A0305-02-0010-82
Figure 107113493-A0305-02-0010-83
Figure 107113493-A0305-02-0011-84
Figure 107113493-A0305-02-0011-85
Figure 107113493-A0305-02-0011-86
Figure 107113493-A0305-02-0011-87
Figure 107113493-A0305-02-0011-88
Figure 107113493-A0305-02-0011-89
Figure 107113493-A0305-02-0012-90
Figure 107113493-A0305-02-0012-91
Figure 107113493-A0305-02-0012-92
Figure 107113493-A0305-02-0012-93
Figure 107113493-A0305-02-0012-94
Figure 107113493-A0305-02-0012-95
Figure 107113493-A0305-02-0013-97
Figure 107113493-A0305-02-0013-98
Figure 107113493-A0305-02-0013-99
Figure 107113493-A0305-02-0013-100
Figure 107113493-A0305-02-0013-101
Figure 107113493-A0305-02-0013-102
Figure 107113493-A0305-02-0014-103
Figure 107113493-A0305-02-0014-104
Figure 107113493-A0305-02-0014-105
Figure 107113493-A0305-02-0014-106
Figure 107113493-A0305-02-0014-107
Figure 107113493-A0305-02-0015-108
Figure 107113493-A0305-02-0015-109
Figure 107113493-A0305-02-0015-110
Figure 107113493-A0305-02-0015-111
Figure 107113493-A0305-02-0015-112
Figure 107113493-A0305-02-0016-113
Figure 107113493-A0305-02-0016-114
Figure 107113493-A0305-02-0016-115
Figure 107113493-A0305-02-0016-116
Figure 107113493-A0305-02-0016-117
Figure 107113493-A0305-02-0017-118
Figure 107113493-A0305-02-0017-119
Figure 107113493-A0305-02-0017-120
Figure 107113493-A0305-02-0017-121
Figure 107113493-A0305-02-0017-122
Figure 107113493-A0305-02-0017-123
Figure 107113493-A0305-02-0018-124
Figure 107113493-A0305-02-0018-125
Figure 107113493-A0305-02-0018-126
Figure 107113493-A0305-02-0018-127
Figure 107113493-A0305-02-0018-128
Figure 107113493-A0305-02-0018-129
Figure 107113493-A0305-02-0019-130
Figure 107113493-A0305-02-0019-131
Figure 107113493-A0305-02-0019-132
Figure 107113493-A0305-02-0019-133
Figure 107113493-A0305-02-0019-134
Figure 107113493-A0305-02-0019-135
Figure 107113493-A0305-02-0020-136
Figure 107113493-A0305-02-0020-137
Figure 107113493-A0305-02-0020-138
Figure 107113493-A0305-02-0020-139
Figure 107113493-A0305-02-0020-140
Figure 107113493-A0305-02-0020-141
Figure 107113493-A0305-02-0021-142
Figure 107113493-A0305-02-0021-143
Figure 107113493-A0305-02-0021-144
Figure 107113493-A0305-02-0021-145
Figure 107113493-A0305-02-0021-146
Figure 107113493-A0305-02-0021-147
Figure 107113493-A0305-02-0022-148
Figure 107113493-A0305-02-0022-149
Figure 107113493-A0305-02-0022-150
Figure 107113493-A0305-02-0022-151
Figure 107113493-A0305-02-0022-152
Figure 107113493-A0305-02-0022-153
Figure 107113493-A0305-02-0023-155
Figure 107113493-A0305-02-0023-156
Figure 107113493-A0305-02-0023-157
Figure 107113493-A0305-02-0023-158
Figure 107113493-A0305-02-0023-159
Figure 107113493-A0305-02-0023-160
Figure 107113493-A0305-02-0024-161
Figure 107113493-A0305-02-0024-162
Figure 107113493-A0305-02-0024-163
Figure 107113493-A0305-02-0024-164
Figure 107113493-A0305-02-0024-165
Figure 107113493-A0305-02-0024-166
Figure 107113493-A0305-02-0024-167
Figure 107113493-A0305-02-0024-168
Figure 107113493-A0305-02-0025-169
Figure 107113493-A0305-02-0025-170
Figure 107113493-A0305-02-0025-171
Figure 107113493-A0305-02-0025-172
Figure 107113493-A0305-02-0025-173
Figure 107113493-A0305-02-0025-174
Figure 107113493-A0305-02-0025-175
Figure 107113493-A0305-02-0025-176
Figure 107113493-A0305-02-0026-177
Figure 107113493-A0305-02-0026-178
Figure 107113493-A0305-02-0026-179
Figure 107113493-A0305-02-0026-180
Figure 107113493-A0305-02-0026-181
Figure 107113493-A0305-02-0026-182
Figure 107113493-A0305-02-0026-183
Figure 107113493-A0305-02-0027-184
Figure 107113493-A0305-02-0027-186
Figure 107113493-A0305-02-0027-187
Figure 107113493-A0305-02-0027-188
Figure 107113493-A0305-02-0027-189
Figure 107113493-A0305-02-0027-190
Figure 107113493-A0305-02-0027-191
Figure 107113493-A0305-02-0028-192
Figure 107113493-A0305-02-0028-193
Figure 107113493-A0305-02-0028-194
Figure 107113493-A0305-02-0028-195
Figure 107113493-A0305-02-0028-196
Figure 107113493-A0305-02-0028-197
Figure 107113493-A0305-02-0028-198
Figure 107113493-A0305-02-0029-199
Figure 107113493-A0305-02-0029-200
Figure 107113493-A0305-02-0029-201
Figure 107113493-A0305-02-0029-202
Figure 107113493-A0305-02-0030-203
Figure 107113493-A0305-02-0030-204
Figure 107113493-A0305-02-0030-205
Figure 107113493-A0305-02-0030-206
Figure 107113493-A0305-02-0031-207
Figure 107113493-A0305-02-0031-208
Figure 107113493-A0305-02-0031-209
Figure 107113493-A0305-02-0031-210
Figure 107113493-A0305-02-0032-211
Figure 107113493-A0305-02-0032-212
Figure 107113493-A0305-02-0032-213
Figure 107113493-A0305-02-0032-214
Figure 107113493-A0305-02-0033-215
Figure 107113493-A0305-02-0033-216
Figure 107113493-A0305-02-0033-217
Figure 107113493-A0305-02-0033-218
Figure 107113493-A0305-02-0033-219
Figure 107113493-A0305-02-0034-220
Figure 107113493-A0305-02-0034-221
Figure 107113493-A0305-02-0034-222
Figure 107113493-A0305-02-0034-223
Figure 107113493-A0305-02-0034-224
Figure 107113493-A0305-02-0035-225
Figure 107113493-A0305-02-0035-226
Figure 107113493-A0305-02-0035-227
Figure 107113493-A0305-02-0035-228
Figure 107113493-A0305-02-0035-229
Figure 107113493-A0305-02-0036-230
Figure 107113493-A0305-02-0036-231
Figure 107113493-A0305-02-0036-232
Figure 107113493-A0305-02-0036-233
Figure 107113493-A0305-02-0036-234
Figure 107113493-A0305-02-0037-235
Figure 107113493-A0305-02-0037-236
Figure 107113493-A0305-02-0037-237
Figure 107113493-A0305-02-0037-238
Figure 107113493-A0305-02-0037-239
Figure 107113493-A0305-02-0038-240
Figure 107113493-A0305-02-0038-241
Figure 107113493-A0305-02-0038-242
Figure 107113493-A0305-02-0038-243
Figure 107113493-A0305-02-0038-244
Figure 107113493-A0305-02-0039-245
Figure 107113493-A0305-02-0039-246
Figure 107113493-A0305-02-0039-247
Figure 107113493-A0305-02-0039-248
Figure 107113493-A0305-02-0039-249
Figure 107113493-A0305-02-0040-250
Figure 107113493-A0305-02-0040-251
Figure 107113493-A0305-02-0040-252
Figure 107113493-A0305-02-0040-253
Figure 107113493-A0305-02-0040-254
Figure 107113493-A0305-02-0041-255
Figure 107113493-A0305-02-0041-256
Figure 107113493-A0305-02-0041-257
Figure 107113493-A0305-02-0041-258
Figure 107113493-A0305-02-0041-259
Figure 107113493-A0305-02-0041-260
Figure 107113493-A0305-02-0042-261
Figure 107113493-A0305-02-0042-262
Figure 107113493-A0305-02-0042-263
Figure 107113493-A0305-02-0042-264
Figure 107113493-A0305-02-0042-265
Figure 107113493-A0305-02-0042-266
Figure 107113493-A0305-02-0043-267
Figure 107113493-A0305-02-0043-268
Figure 107113493-A0305-02-0043-269
Figure 107113493-A0305-02-0043-270
Figure 107113493-A0305-02-0043-271
Figure 107113493-A0305-02-0043-272
Figure 107113493-A0305-02-0044-273
Figure 107113493-A0305-02-0044-274
Figure 107113493-A0305-02-0044-275
Figure 107113493-A0305-02-0044-276
Figure 107113493-A0305-02-0044-277
Figure 107113493-A0305-02-0044-278
Figure 107113493-A0305-02-0045-279
Figure 107113493-A0305-02-0045-280
Figure 107113493-A0305-02-0045-281
Figure 107113493-A0305-02-0045-282
Figure 107113493-A0305-02-0045-283
Figure 107113493-A0305-02-0045-284
Figure 107113493-A0305-02-0046-285
Figure 107113493-A0305-02-0046-286
Figure 107113493-A0305-02-0046-287
Figure 107113493-A0305-02-0046-288
Figure 107113493-A0305-02-0046-289
Figure 107113493-A0305-02-0046-290
Figure 107113493-A0305-02-0046-291
Figure 107113493-A0305-02-0047-292
Figure 107113493-A0305-02-0047-293
Figure 107113493-A0305-02-0047-294
Figure 107113493-A0305-02-0047-295
Figure 107113493-A0305-02-0047-297
Figure 107113493-A0305-02-0047-298
Figure 107113493-A0305-02-0048-299
Figure 107113493-A0305-02-0048-300
Figure 107113493-A0305-02-0048-301
Figure 107113493-A0305-02-0048-302
Figure 107113493-A0305-02-0048-303
Figure 107113493-A0305-02-0048-304
Figure 107113493-A0305-02-0049-305
Figure 107113493-A0305-02-0049-306
Figure 107113493-A0305-02-0049-307
Figure 107113493-A0305-02-0049-308
Figure 107113493-A0305-02-0049-309
Figure 107113493-A0305-02-0049-310
Figure 107113493-A0305-02-0050-311
Figure 107113493-A0305-02-0050-312
Figure 107113493-A0305-02-0050-313
Figure 107113493-A0305-02-0050-314
Figure 107113493-A0305-02-0050-315
Figure 107113493-A0305-02-0050-316
Figure 107113493-A0305-02-0051-317
Figure 107113493-A0305-02-0051-318
Figure 107113493-A0305-02-0051-319
Figure 107113493-A0305-02-0051-320
Figure 107113493-A0305-02-0051-321
Figure 107113493-A0305-02-0051-322
Figure 107113493-A0305-02-0052-324
Figure 107113493-A0305-02-0052-325
Figure 107113493-A0305-02-0052-326
Figure 107113493-A0305-02-0052-327
Figure 107113493-A0305-02-0052-328
Figure 107113493-A0305-02-0052-329
Figure 107113493-A0305-02-0053-331
Figure 107113493-A0305-02-0053-332
Figure 107113493-A0305-02-0053-333
Figure 107113493-A0305-02-0053-334
式Ⅱ所示化合物較佳為式Ⅱ-1至Ⅱ-15所示化合物;式Ⅲ所示化合物較佳為式Ⅲ-1至Ⅲ-12所示化合物
Figure 107113493-A0305-02-0053-335
Figure 107113493-A0305-02-0053-336
Figure 107113493-A0305-02-0053-337
Figure 107113493-A0305-02-0054-338
Figure 107113493-A0305-02-0054-339
Figure 107113493-A0305-02-0054-340
Figure 107113493-A0305-02-0054-341
Figure 107113493-A0305-02-0054-342
Figure 107113493-A0305-02-0054-343
Figure 107113493-A0305-02-0054-344
Figure 107113493-A0305-02-0054-345
Figure 107113493-A0305-02-0054-346
Figure 107113493-A0305-02-0054-347
Figure 107113493-A0305-02-0054-348
Figure 107113493-A0305-02-0054-349
Figure 107113493-A0305-02-0054-350
Figure 107113493-A0305-02-0054-351
Figure 107113493-A0305-02-0055-352
Figure 107113493-A0305-02-0055-353
Figure 107113493-A0305-02-0055-354
Figure 107113493-A0305-02-0055-355
Figure 107113493-A0305-02-0055-356
Figure 107113493-A0305-02-0055-357
Figure 107113493-A0305-02-0055-358
Figure 107113493-A0305-02-0055-359
Figure 107113493-A0305-02-0055-360
Figure 107113493-A0305-02-0055-361
其中,R3、R4各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10 的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基,並且R3、R4所示基團中任意一個或複數個不相連的CH2可以被環戊基、環丁基或環丙基取代。
應用這些液晶組合物的這些顯示器中,將式I所示化合物加入到LC介質中,且在引入到LC盒中之後,在電極間施加電壓下通過UV光致聚合或交聯,可以形成液晶分子的預傾斜。這對於簡化LCD製作流程、提高響應速度、降低閾值電壓是有利的。
本發明提供的式I所示化合物具有與其他單體互溶性好、紫外線耐受能力好等優點。作為反應性介晶(RM)具有互溶性良好、電荷保持率(VHR)高、聚合活性高(單體殘留少)等優點,非常適合於作為RM用於PSA(聚合物支持的配向)、PS(聚合物穩定的)型模式的液晶混合物,尤其是在PSA-VA、PSA-IPS情況下。
式I可聚合化合物在液晶組合物中的添加量(質量比)較佳在0.01-1%之間,更佳0.03-0.2%之間。
所述式Ⅱ所示化合物在液晶組合物中的添加量(質量比)較佳在15-60%之間,更佳20-40%。
所述式Ⅲ所示化合物在液晶組合物中的添加量(質量比)較佳在20-60%之間,更佳30-50%。
所述液晶組合物可以為負性液晶組合物,還可以包含一種或多種式Ⅳ所示的化合物:
Figure 107113493-A0305-02-0057-362
其中,R5、R6各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基,並且R5、R6所示基團中任意一個或複數個CH2可以被環戊基、環丁基或環丙基替代;W表示O、S或-CH2O-。
式Ⅳ所示的化合物較佳為:
Figure 107113493-A0305-02-0057-363
Figure 107113493-A0305-02-0057-364
Figure 107113493-A0305-02-0057-365
Figure 107113493-A0305-02-0057-366
Figure 107113493-A0305-02-0057-367
Figure 107113493-A0305-02-0058-368
其中,R61各自獨立地表示碳原子數為2-6烷基。
所述液晶組合物還可以包含一種或多種式V所示的化合物:
Figure 107113493-A0305-02-0058-369
其中,R7、R8各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基;
Figure 107113493-A0305-02-0058-370
Figure 107113493-A0305-02-0058-371
各自獨立地表示1,4-亞苯基、1,4-亞環己基或1,4-亞環己烯基。
式V所示的化合物較佳為:
Figure 107113493-A0305-02-0058-372
Figure 107113493-A0305-02-0058-373
Figure 107113493-A0305-02-0058-374
Figure 107113493-A0305-02-0058-375
其中,R71、R81各自獨立地表示碳原子數為2-6的烷基或原子數為2-6的烯基;R82表示碳原子數為1-5的烷氧基;R71、R81更佳為乙烯基、2-丙烯基、3-戊烯基。
所述液晶組合物為負性液晶組合物,還包含一種或多種四環化合物,如式Ⅵ所示:
Figure 107113493-A0305-02-0059-376
其中,R9、R10各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基;
Figure 107113493-A0305-02-0059-380
表示1,4-亞苯基、1,4-亞環己基、1,4-亞環己烯基; (F)各自獨立地表示H或F。
式Ⅵ所示的化合物較佳為:
Figure 107113493-A0305-02-0059-377
Figure 107113493-A0305-02-0059-378
Figure 107113493-A0305-02-0059-379
其中,R9、R10各自獨立地較佳表示碳原子數為2-6的烷基或原子數為2-6的烯基;本發明所提供的液晶化合物中還可以加入各種功能的摻雜劑,摻雜劑含量較佳0.01-1%之間,這些摻雜劑主要是抗氧化劑、紫外線吸收劑、對掌性劑。
抗氧化劑、紫外線吸收劑較佳為:
Figure 107113493-A0305-02-0060-381
S表示1-10的整數。
本發明還涉及包含上述任意一種液晶組合物的液晶顯示元件;所述顯示元件為主動矩陣顯示元件或顯示器或被動矩陣顯示元件或顯示器。
所述液晶顯示元件較佳主動矩陣尋址液晶顯示元件或液晶顯示器。
所述主動矩陣顯示元件具體為PSVA-TFT或IPS-TFT液晶顯示元件或顯示器。其中,本文所指的液晶顯示元件可包含液晶顯示器、液晶顯示裝置等。
下面結合具體實施例對本發明作進一步闡述,但本發明並不限於以下實施例。所述方法如無特別說明均為習知方法。所述原材料如無特別說明均能從公開商業途徑而得。
反應過程一般通過TLC監控反應的進程,反應結束的後處理一般是水洗、提取、合併有機相後乾燥、減壓下蒸除溶劑,以及重結晶、柱層析,所屬技術領域中具有通常知識者都能夠按照下面的描述來實現本發明。
本說明書中的百分比為質量百分比,溫度為攝氏度(℃),其他符號的具體意義及測試條件如下:Cp表示液晶清晰點(℃),DSC定量法測試;S-N表示液晶的晶態到向列相的熔點(℃);△n表示光學各向異性,no為尋常光的折射率,ne為非尋常光的折射率,測試條件為25±2℃,589nm,阿貝折射儀測試;△ε表示介電各向異性,△ε=ε,其中,ε為平行於分子軸的介電常數,ε為垂直於分子軸的介電常數,測試條件為25±0.5℃,20微米平行盒,INSTEC:ALCT-IR1測試; γ1表示旋轉黏度(mPa.s),測試條件為25±0.5℃,20微米平行盒,INSTEC:ALCT-IR1測試;ρ表示電阻率(Ω.cm),測試條件為25±2℃,測試儀器為TOYO SR6517高阻儀和LE-21液體電極。
VHR表示電壓保持率(%),測試條件為20±2℃、電壓為±5V、脈衝寬度為10ms、電壓保持時間16.7ms。測試設備為TOYO Model6254液晶性能綜合測試儀。
τ表示響應時間(ms),的測試儀器為DMS-501,測試條件為25±0.5℃,測試盒為3.3微米IPS測試盒,電極間距和電極寬度均為10微米,摩擦方向與電極夾角為10°。
T(%)表示透過率,T(%)=100%*亮態(Vop)亮度/光源亮度,測試設備DMS501,測試條件為25±0.5℃,測試盒為3.3微米IPS測試盒,電極間距和電極寬度均為10微米,摩擦方向與電極夾角為10°。
可聚合化合物紫外光聚合條件為使用313nm波長且照射光強為0.5Mw/cm2的紫外光
本發明申請實施例液晶單體結構用代碼表示,液晶環結構、端基、連接基團的代碼表示方法見下表(一)、表(二)
Figure 107113493-A0305-02-0062-382
Figure 107113493-A0305-02-0063-383
Figure 107113493-A0305-02-0063-384
舉例:
Figure 107113493-A0305-02-0063-386
CC-C(5)-V1
Figure 107113493-A0305-02-0064-385
CY-C(3)1-O2
以下採用以下具體實施例來對本發明進行說明:
可聚合化合物的製備:
實施例1
可聚合化合物結構式如下式I-1-1所示:
Figure 107113493-A0305-02-0064-387
其製備路線如下:
Figure 107113493-A0305-02-0064-388
製備的具體操作流程:
中間體2
在2L三口瓶中投入0.1mol的原料1,0.5L四氫呋喃,0.02L水,降溫到0℃,分批加入0.15mol硼氫化鉀,控溫0℃反應3h,自然升至室溫(約25℃) 室溫下反應8小時。向體系加100L水,然後用稀酸調節PH到6-7,分液,水相用乙酸乙酯萃取,無水硫酸鈉乾燥,旋乾,得中間體2。
中間體3
在1L三口瓶中加入上步中間體2,5g對甲苯磺酸,0.5L甲苯,攪拌升溫回流分水2小時。將體系倒入裝有20g矽膠的柱子中,用0.5L甲苯沖洗,洗脫液用水洗三次到中性,旋乾,得中間體3。
中間體4
在2L三口瓶中投入上步中間體3,0.5L甲苯,0.1L無水乙醇,10g鈀碳(5%),氮氣排空5次,氫氣排空3次,攪拌加氫3h,將體系倒入裝有20g矽膠的柱子中,用0.5L甲苯沖洗,洗脫液用水洗三次到中性,旋乾,得中間體4
中間體5
在2L三口瓶中投入上步中間體4,0.5L二氯甲烷,攪拌降溫到0℃,滴加4.5倍mol量的三溴化硼,控溫0℃以下,1h滴完,控溫0℃反應12h,將反應液倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.5L),向水相中加入乙酸乙酯0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2乙酸乙酯提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體5
產品I-1-1
在1L三口瓶中投入0.02mol的中間體5,0.07mol甲基丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.09molDCC,加畢,自然升至室溫(約25℃)室溫下反應8小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g 矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾2倍乙醇重結晶,得產品I-1-1。
使用類似的方法,合成了
Figure 107113493-A0305-02-0066-389
Figure 107113493-A0305-02-0066-390
Figure 107113493-A0305-02-0066-391
Figure 107113493-A0305-02-0066-392
Figure 107113493-A0305-02-0066-393
Figure 107113493-A0305-02-0067-394
實施例2
可聚合化合物結構式如下式I-1-8所示:
Figure 107113493-A0305-02-0067-396
中間體7
在2L三口瓶中投入0.1mol原料6,0.8L二氯甲烷,攪拌降溫到0℃,滴加3倍mol量的三溴化硼,控溫0℃以下,1h滴完,控溫0℃反應12h,將反應倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.8L),向水相中加入乙酸乙酯0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2乙酸乙酯提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體7
產品I-1-8
在1L三口瓶中投入0.05mol的中間體7,0.2mol甲基丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.25molDCC,加畢,自然升至室溫(約25℃)室溫下反應12小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾,2倍乙醇重結晶,得產品I-1-8。
使用類似的方法,合成了
Figure 107113493-A0305-02-0068-397
Figure 107113493-A0305-02-0068-400
Figure 107113493-A0305-02-0068-401
實施例3
可聚合化合物結構式如下式I-3-10所示:
Figure 107113493-A0305-02-0068-399
Figure 107113493-A0305-02-0069-402
中間體9
在2L三口瓶中投入0.1mol原料8,0.8L二氯甲烷,攪拌降溫到0℃,滴加3倍mol量的三溴化硼,控溫0℃以下,1h滴完,控溫0℃反應12h,將反應倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.8L),向水相中加入乙酸乙酯0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2乙酸乙酯提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體9
產品I-3-10
在1L三口瓶中投入0.05mol的中間體9,0.2mol甲基丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.25molDCC,加畢,自然升至室溫(約25℃)室溫下反應12小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾,2倍乙醇重結晶,得產品I-3-10。
使用類似的合成方法,得到了產品:
Figure 107113493-A0305-02-0070-403
實施例4
可聚合化合物結構式如下式I-9-1所示:
Figure 107113493-A0305-02-0070-404
其製備路線如下:
Figure 107113493-A0305-02-0070-405
製備的具體操作流程:
中間體11
在2L三口瓶中投入0.1mol的原料10,0.5L四氫呋喃,0.02L水,降溫到0℃,分批加入0.15mol硼氫化鉀,控溫0℃反應3h,自然升至室溫(約25℃)室溫下反應8小時。向體系加100L水,然後用稀酸調節PH到6-7,分液,水相用乙酸乙酯萃取,無水硫酸鈉乾燥,旋乾,得中間體11。
中間體12
在2L三口瓶中投入上步中間體11,0.5L二氯甲烷,攪拌降溫到0℃,滴加4.5倍mol量的三溴化硼,控溫0℃以下,1h滴完,控溫0℃反應12h,將反應液倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.5L),向水相中加入乙酸乙酯0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2乙酸乙酯提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體12
產品I-9-1
在1L三口瓶中投入0.02mol的中間體12,0.07mol甲基丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.09molDCC,加畢,自然升至室溫(約25℃)室溫下反應8小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾2倍乙醇重結晶,得產品I-9-1
使用類似的合成方法,得到了產品:
Figure 107113493-A0305-02-0071-407
Figure 107113493-A0305-02-0071-408
Figure 107113493-A0305-02-0072-409
Figure 107113493-A0305-02-0072-410
Figure 107113493-A0305-02-0072-411
Figure 107113493-A0305-02-0072-412
Figure 107113493-A0305-02-0072-413
實施例5
可聚合化合物結構式如下式I-9-14所示:
Figure 107113493-A0305-02-0072-414
Figure 107113493-A0305-02-0073-416
製備的具體操作流程:
中間體13
在5L三口瓶中投入0.1mol的氯甲醚三苯基膦鹽,0.8L四氫呋喃,攪拌降溫到0℃,分批加入0.11mol叔丁醇鉀,加完控溫0-5℃反應2h。原料10溶於10倍四氫呋喃中,滴加到反應瓶中,控溫0-5℃,滴完反應3h,自然升至室溫(約25℃)室溫下反應8小時。向體系加1L水,分液,水相用乙酸乙酯萃取,乙醇水洗三次,無水硫酸鈉乾燥,旋乾,無水乙醇重結晶,得中間體13。
中間體14
在2L三口瓶中投入上步中間體13,0.5L二氯甲烷,0.5L丙酮,攪拌降溫到0℃,滴加鹽酸水溶液,控溫0-10℃以下,1h滴完,控溫0℃反應12h,將反應液倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.5L),向水相中加入二氯甲烷0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2二氯甲烷提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體14
中間體15
在2L三口瓶中投入0.05mol的中間體14,0.5L四氫呋喃,0.02L水,降溫到0℃,分批加入0.1mol硼氫化鉀,控溫0℃反應3h,自然升至室溫(約25℃)室溫下反應8小時。向體系加100L水,然後用稀酸調節PH到6-7,分液,水相用乙酸乙酯萃取,無水硫酸鈉乾燥,旋乾,得中間體15。
中間體16
在2L三口瓶中投入上步中間體15,0.5L二氯甲烷,攪拌降溫到0℃,滴加4.5倍mol量的三溴化硼,控溫0℃以下,1h滴完,控溫0℃反應12h,將反應液倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.5L),向水相中加入乙酸乙酯0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2乙酸乙酯提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體16
產品I-9-14
在1L三口瓶中投入0.02mol的中間體16,0.07mol甲基丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.09molDCC,加畢,自然升至室溫(約25℃)室溫下反應8小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾2倍乙醇重結晶,得產品I-9-14
使用類似的合成方法,得到了產品:
Figure 107113493-A0305-02-0075-417
Figure 107113493-A0305-02-0075-418
Figure 107113493-A0305-02-0075-419
Figure 107113493-A0305-02-0075-420
Figure 107113493-A0305-02-0075-421
Figure 107113493-A0305-02-0076-422
實施例6
可聚合化合物結構式如下式I-3-1所示:
Figure 107113493-A0305-02-0076-423
中間體18
在2L三口瓶中投入0.1mol原料17,0.8L二氯甲烷,攪拌降溫到0℃,滴加3倍mol量的三溴化硼,控溫0℃以下,1h滴完,控溫0℃反應12h,將反應倒入1kg水中,攪拌15分鐘,分液,分出大部分二氯甲烷(約0.8L),向水相中加入乙酸乙酯0.5L,攪拌至固體全部溶解,分液,水相用0.2L×2乙酸乙酯提取,合併有機相,有機相水洗,分淨水,加入0.5kg無水硫酸鈉乾燥4小時,旋乾溶劑,用5倍石油醚重結晶,得中間體18
產品I-3-1
在1L三口瓶中投入0.05mol的中間體18,0.2mol甲基丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.25molDCC,加畢,自然升至室溫(約25℃)室溫下反應12小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾,2倍乙醇重結晶,得產品I-3-1。
使用類似的合成方法,得到了產品:
Figure 107113493-A0305-02-0077-424
實施例7
可聚合化合物結構式如下式I-9-8所示:
Figure 107113493-A0305-02-0077-425
製備的具體操作流程:
中間體19
在1L三口瓶中投入0.1mol的中間體16,0.22mol甲基丙烯醯氯,0.15L三乙胺,0.5L甲苯,室溫(約25℃)室溫下反應12小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾,2倍乙醇重結晶,得中間體19
產品I-9-8
在1L三口瓶中投入0.05mol的中間體19,0.06mol丙烯酸,0.5L甲苯,氮氣保護下降溫至0℃,控溫0-5℃,加入0.25molDCC,加畢,自然升至室溫(約25℃)室溫下反應12小時。加入500ml水,分液,水相用100ml×2甲苯萃取,合併有機相,用500ml×2食鹽水洗,洗畢,無水硫酸鈉乾燥,蒸乾,取30g矽膠、3倍石油醚(90-120℃)過柱,2倍石油醚(90-120℃)沖柱,蒸乾,2倍乙醇重結晶,得產品I-9-8。
使用類似的合成方法,得到了產品:
Figure 107113493-A0305-02-0078-426
Figure 107113493-A0305-02-0078-427
對比例1(RM-1):
Figure 107113493-A0305-02-0079-429
對比例2(RM-2):
Figure 107113493-A0305-02-0079-430
對比例3(RM-3):
Figure 107113493-A0305-02-0079-431
對比例4(RM-4):
Figure 107113493-A0305-02-0079-432
對比例5(RM-5):
Figure 107113493-A0305-02-0079-433
對比例6(RM-6)
Figure 107113493-A0305-02-0080-434
對比例7:
Figure 107113493-A0305-02-0080-435
實施例1:
Figure 107113493-A0305-02-0080-436
實施例2
Figure 107113493-A0305-02-0080-437
Figure 107113493-A0305-02-0081-438
實施例3
Figure 107113493-A0305-02-0081-439
實施例4
Figure 107113493-A0305-02-0081-440
實施例5
Figure 107113493-A0305-02-0082-441
實施例6:
Figure 107113493-A0305-02-0082-442
實施例7
Figure 107113493-A0305-02-0082-444
Figure 107113493-A0305-02-0083-445
實施例8
Figure 107113493-A0305-02-0083-446
實施例9
Figure 107113493-A0305-02-0083-447
實施例10
Figure 107113493-A0305-02-0083-448
Figure 107113493-A0305-02-0084-449
1.聚合性化合物的轉化率
測定可聚合化合物製備得到的液晶介質在用於液晶顯示器件中的聚合速率:
以對比例6中去掉RM-1的混合物為母體MUTY,分別向其中添加2500ppm的實施例1~7的可聚合化合物RM;作為對比,分別向MUTY中添加等量對比例1-6的RM,以上述提到的液晶介質製備方法製備成液晶介質,灌注液晶盒後,模擬PSA面板製程,測定其聚合速率,具體條件:UV1:80mW/cm2@ 365nm,200s;UV2:5mW/cm2@ 365nm,120min,再剖開液晶盒進行HPLC分析,結果如下表所示。
Figure 107113493-A0305-02-0084-450
Figure 107113493-A0305-02-0085-451
從上表可以看出,相對於對比例1、2、4,本發明提供的可聚合化合物,具備快速反應速度,實現了相同時間內較高的轉化率。
而對比例3、5、6由於反應時間過快,導致形成的顆粒物偏大,不均勻,形成的預傾角太大,造成了漏光現象。本發明提供的可聚合化合物在保持了較快的反應時間的情況下,形成的顆粒均一,預傾角適當,技術優勢明顯。
2.響應時間
將各種可聚合性化合物和液晶化合物而製備的混合物注入至器件中。通過照射紫外線來使聚合物性化合物聚合後,測定器件的響應時間。未添加聚合性化合物與液晶化合物的混合物時,響應時間慢。因此,可得出結論: 有本發明涉及的聚合性化合物和液晶化合物的組合在縮短響應時間方面效果明顯。
Figure 107113493-A0305-02-0086-452
3.信賴性
將各種可聚合性化合物和液晶化合物而製備的混合物注入至測試盒中。通過照射紫外線來使聚合物性化合物聚合後,再在紫外、高溫等條件下測試其電壓保持率(VHR),較佳高信賴性液晶,即高VHR(16.7ms)。實施例數據明顯較優。
Figure 107113493-A0305-02-0086-453
Figure 107113493-A0305-02-0087-454
Figure 107113493-A0305-02-0001-2

Claims (10)

  1. 一種式I所示可聚合液晶化合物:
    Figure 107113493-A0305-02-0088-455
    其中
    Figure 107113493-A0305-02-0088-456
    Figure 107113493-A0305-02-0088-457
    Figure 107113493-A0305-02-0088-458
    各自獨立地表示
    Figure 107113493-A0305-02-0088-472
    Figure 107113493-A0305-02-0088-473
    Figure 107113493-A0305-02-0088-474
    Figure 107113493-A0305-02-0088-475
    Figure 107113493-A0305-02-0088-476
    Figure 107113493-A0305-02-0088-459
    Figure 107113493-A0305-02-0088-460
    Figure 107113493-A0305-02-0088-488
    Figure 107113493-A0305-02-0088-462
    ,並且該
    Figure 107113493-A0305-02-0088-467
    Figure 107113493-A0305-02-0088-468
    Figure 107113493-A0305-02-0088-469
    不同時為
    Figure 107113493-A0305-02-0088-471
    ; 並且,
    Figure 107113493-A0305-02-0088-463
    Figure 107113493-A0305-02-0088-464
    Figure 107113493-A0305-02-0088-465
    所示基團中一個或複數個H可以各自獨立地被 S基團取代;該S基團表示C1-C5的烷基、C1-C5的烷氧基、C2-C5的烯基,氟取代的C1-C5的烷基、氟取代的C1-C5的烷氧基、氟取代的C2-C5的烯基、鹵素、P-Sp,其中,任意不相鄰的亞甲基可各自獨立地被-O-、-S-、-CH2O-、-COO-、-OCH2-、-OOC-、丙烯酸酯基或甲基丙烯酸酯基代替, 當該
    Figure 107113493-A0305-02-0088-481
    Figure 107113493-A0305-02-0088-479
    Figure 107113493-A0305-02-0088-478
    被該S基團單取代時,該S基團表示P-Sp,當該
    Figure 107113493-A0305-02-0088-477
    Figure 107113493-A0305-02-0088-482
    Figure 107113493-A0305-02-0088-483
    被該S基團多取代時,該S基團中至少一個表示P-Sp; P獨立的代表可聚合基團:
    Figure 107113493-A0305-02-0088-484
    Figure 107113493-A0305-02-0088-485
    Figure 107113493-A0305-02-0088-487
    , Sp各自獨立地表示單鍵、C1-C5的烷基、C2-C5的烯基,其中任意一個或複數個不相連的CH2可以被-O-、-S-、-CO-、-CH2O-、-OCH2-、-COO-、-OOC-或丙烯酸酯基代替。
  2. 如申請專利範圍第1項所述之可聚合液晶化合物,其中,該式I所示可聚合液晶化合物為式I-1至I-18所示化合物:
    Figure 107113493-A0305-02-0089-489
    Figure 107113493-A0305-02-0089-490
    Figure 107113493-A0305-02-0089-491
    Figure 107113493-A0305-02-0089-492
    Figure 107113493-A0305-02-0089-493
    Figure 107113493-A0305-02-0089-494
    Figure 107113493-A0305-02-0089-495
    Figure 107113493-A0305-02-0089-496
    Figure 107113493-A0305-02-0090-497
    Figure 107113493-A0305-02-0090-498
    Figure 107113493-A0305-02-0090-499
    Figure 107113493-A0305-02-0090-500
    Figure 107113493-A0305-02-0090-501
    Figure 107113493-A0305-02-0090-502
    Figure 107113493-A0305-02-0090-503
    Figure 107113493-A0305-02-0091-504
    Figure 107113493-A0305-02-0091-505
    Figure 107113493-A0305-02-0091-506
    其中,S各自獨立地表示C1-C5的烷基、C1-C5的烷氧基、氟取代的C1-C5的烷基、氟取代的C1-C5的烷氧基、F或Cl,其中任意一個或複數個不相連的CH2可以各自獨立地被-O-、-S-、-CO-、-CH2O-、-OCH2-、-COO-、-OOC-或丙烯酸酯基或甲基丙烯酸酯基代替; P各自獨立地表示
    Figure 107113493-A0305-02-0091-508
    Figure 107113493-A0305-02-0091-509
    Figure 107113493-A0305-02-0091-510
    ; Sp各自獨立地表示單鍵、C1-C5的烷基、C2-C5的烯基,其中任意一個或複數個不相連的CH2可以被-O-、-S-、-CO-、-CH2O-、-OCH2-、-COO-、-OOC-或丙烯酸酯基代替;o各自獨立地表示0、1、2或3。
  3. 如申請專利範圍第1項所述之可聚合液晶化合物,其中,該式I所示可聚合液晶化合物為以下式I-1-1至I-17-6所示化合物:
    Figure 107113493-A0305-02-0092-511
    Figure 107113493-A0305-02-0092-512
    Figure 107113493-A0305-02-0092-513
    Figure 107113493-A0305-02-0092-514
    Figure 107113493-A0305-02-0092-515
    Figure 107113493-A0305-02-0092-516
    Figure 107113493-A0305-02-0093-517
    Figure 107113493-A0305-02-0093-518
    Figure 107113493-A0305-02-0093-519
    Figure 107113493-A0305-02-0093-520
    Figure 107113493-A0305-02-0093-521
    Figure 107113493-A0305-02-0093-522
    Figure 107113493-A0305-02-0094-523
    Figure 107113493-A0305-02-0094-524
    Figure 107113493-A0305-02-0094-525
    Figure 107113493-A0305-02-0094-526
    Figure 107113493-A0305-02-0094-527
    Figure 107113493-A0305-02-0094-528
    Figure 107113493-A0305-02-0095-529
    Figure 107113493-A0305-02-0095-530
    Figure 107113493-A0305-02-0095-531
    Figure 107113493-A0305-02-0095-532
    Figure 107113493-A0305-02-0095-533
    Figure 107113493-A0305-02-0095-534
    Figure 107113493-A0305-02-0096-535
    Figure 107113493-A0305-02-0096-536
    Figure 107113493-A0305-02-0096-537
    Figure 107113493-A0305-02-0096-538
    Figure 107113493-A0305-02-0096-539
    Figure 107113493-A0305-02-0096-540
    Figure 107113493-A0305-02-0097-541
    Figure 107113493-A0305-02-0097-542
    Figure 107113493-A0305-02-0097-543
    Figure 107113493-A0305-02-0097-544
    Figure 107113493-A0305-02-0097-545
    Figure 107113493-A0305-02-0098-546
    Figure 107113493-A0305-02-0098-547
    Figure 107113493-A0305-02-0098-548
    Figure 107113493-A0305-02-0098-549
    Figure 107113493-A0305-02-0098-550
    Figure 107113493-A0305-02-0099-551
    Figure 107113493-A0305-02-0099-552
    Figure 107113493-A0305-02-0099-553
    Figure 107113493-A0305-02-0099-554
    Figure 107113493-A0305-02-0099-555
    Figure 107113493-A0305-02-0099-556
    Figure 107113493-A0305-02-0100-557
    Figure 107113493-A0305-02-0100-559
    Figure 107113493-A0305-02-0100-560
    Figure 107113493-A0305-02-0100-561
    Figure 107113493-A0305-02-0100-562
    Figure 107113493-A0305-02-0100-563
    Figure 107113493-A0305-02-0101-564
    Figure 107113493-A0305-02-0101-565
    Figure 107113493-A0305-02-0101-566
    Figure 107113493-A0305-02-0101-567
    Figure 107113493-A0305-02-0101-568
    Figure 107113493-A0305-02-0101-569
    Figure 107113493-A0305-02-0102-570
    Figure 107113493-A0305-02-0102-571
    Figure 107113493-A0305-02-0102-572
    Figure 107113493-A0305-02-0102-573
    Figure 107113493-A0305-02-0102-574
    Figure 107113493-A0305-02-0102-575
    Figure 107113493-A0305-02-0103-576
    Figure 107113493-A0305-02-0103-577
    Figure 107113493-A0305-02-0103-578
    Figure 107113493-A0305-02-0103-579
    Figure 107113493-A0305-02-0103-580
    Figure 107113493-A0305-02-0103-581
    Figure 107113493-A0305-02-0104-582
    Figure 107113493-A0305-02-0104-583
    Figure 107113493-A0305-02-0104-584
    Figure 107113493-A0305-02-0104-585
    Figure 107113493-A0305-02-0104-586
    Figure 107113493-A0305-02-0104-587
    Figure 107113493-A0305-02-0105-588
    Figure 107113493-A0305-02-0105-589
    Figure 107113493-A0305-02-0105-590
    Figure 107113493-A0305-02-0105-591
    Figure 107113493-A0305-02-0105-592
    Figure 107113493-A0305-02-0105-593
    Figure 107113493-A0305-02-0106-594
    Figure 107113493-A0305-02-0106-595
    Figure 107113493-A0305-02-0106-596
    Figure 107113493-A0305-02-0106-597
    Figure 107113493-A0305-02-0106-598
    Figure 107113493-A0305-02-0106-599
    Figure 107113493-A0305-02-0106-600
    Figure 107113493-A0305-02-0106-601
    Figure 107113493-A0305-02-0107-602
    Figure 107113493-A0305-02-0107-603
    Figure 107113493-A0305-02-0107-604
    Figure 107113493-A0305-02-0107-605
    Figure 107113493-A0305-02-0107-606
    Figure 107113493-A0305-02-0107-607
    Figure 107113493-A0305-02-0107-608
    Figure 107113493-A0305-02-0107-609
    Figure 107113493-A0305-02-0108-610
    Figure 107113493-A0305-02-0108-611
    Figure 107113493-A0305-02-0108-612
    Figure 107113493-A0305-02-0108-613
    Figure 107113493-A0305-02-0108-614
    Figure 107113493-A0305-02-0108-615
    Figure 107113493-A0305-02-0108-616
    Figure 107113493-A0305-02-0109-617
    Figure 107113493-A0305-02-0109-618
    Figure 107113493-A0305-02-0109-619
    Figure 107113493-A0305-02-0109-620
    Figure 107113493-A0305-02-0109-621
    Figure 107113493-A0305-02-0109-622
    Figure 107113493-A0305-02-0109-623
    Figure 107113493-A0305-02-0110-624
    Figure 107113493-A0305-02-0110-625
    Figure 107113493-A0305-02-0110-626
    Figure 107113493-A0305-02-0110-627
    Figure 107113493-A0305-02-0110-628
    Figure 107113493-A0305-02-0110-629
    Figure 107113493-A0305-02-0110-630
    Figure 107113493-A0305-02-0111-631
    Figure 107113493-A0305-02-0111-632
    Figure 107113493-A0305-02-0111-633
    Figure 107113493-A0305-02-0111-634
    Figure 107113493-A0305-02-0112-635
    Figure 107113493-A0305-02-0112-636
    Figure 107113493-A0305-02-0112-637
    Figure 107113493-A0305-02-0112-638
    Figure 107113493-A0305-02-0113-639
    Figure 107113493-A0305-02-0113-640
    Figure 107113493-A0305-02-0113-641
    Figure 107113493-A0305-02-0113-642
    Figure 107113493-A0305-02-0114-643
    Figure 107113493-A0305-02-0114-644
    Figure 107113493-A0305-02-0114-645
    Figure 107113493-A0305-02-0114-646
    Figure 107113493-A0305-02-0115-647
    Figure 107113493-A0305-02-0115-648
    Figure 107113493-A0305-02-0115-649
    Figure 107113493-A0305-02-0115-650
    Figure 107113493-A0305-02-0115-651
    Figure 107113493-A0305-02-0116-652
    Figure 107113493-A0305-02-0116-653
    Figure 107113493-A0305-02-0116-654
    Figure 107113493-A0305-02-0116-655
    Figure 107113493-A0305-02-0116-656
    Figure 107113493-A0305-02-0117-657
    Figure 107113493-A0305-02-0117-658
    Figure 107113493-A0305-02-0117-659
    Figure 107113493-A0305-02-0117-660
    Figure 107113493-A0305-02-0117-661
    Figure 107113493-A0305-02-0118-662
    Figure 107113493-A0305-02-0118-663
    Figure 107113493-A0305-02-0118-664
    Figure 107113493-A0305-02-0118-665
    Figure 107113493-A0305-02-0118-666
    Figure 107113493-A0305-02-0119-667
    Figure 107113493-A0305-02-0119-668
    Figure 107113493-A0305-02-0119-669
    Figure 107113493-A0305-02-0119-670
    Figure 107113493-A0305-02-0119-671
    Figure 107113493-A0305-02-0120-672
    Figure 107113493-A0305-02-0120-673
    Figure 107113493-A0305-02-0120-674
    Figure 107113493-A0305-02-0120-675
    Figure 107113493-A0305-02-0120-676
    Figure 107113493-A0305-02-0121-677
    Figure 107113493-A0305-02-0121-678
    Figure 107113493-A0305-02-0121-679
    Figure 107113493-A0305-02-0121-680
    Figure 107113493-A0305-02-0121-681
    Figure 107113493-A0305-02-0122-682
    Figure 107113493-A0305-02-0122-683
    Figure 107113493-A0305-02-0122-684
    Figure 107113493-A0305-02-0122-685
    Figure 107113493-A0305-02-0122-686
    Figure 107113493-A0305-02-0123-687
    Figure 107113493-A0305-02-0123-688
    Figure 107113493-A0305-02-0123-689
    Figure 107113493-A0305-02-0123-690
    Figure 107113493-A0305-02-0123-691
    Figure 107113493-A0305-02-0123-692
    Figure 107113493-A0305-02-0124-693
    Figure 107113493-A0305-02-0124-694
    Figure 107113493-A0305-02-0124-695
    Figure 107113493-A0305-02-0124-696
    Figure 107113493-A0305-02-0124-697
    Figure 107113493-A0305-02-0124-698
    Figure 107113493-A0305-02-0125-699
    Figure 107113493-A0305-02-0125-700
    Figure 107113493-A0305-02-0125-701
    Figure 107113493-A0305-02-0125-702
    Figure 107113493-A0305-02-0125-703
    Figure 107113493-A0305-02-0125-704
    Figure 107113493-A0305-02-0126-705
    Figure 107113493-A0305-02-0126-706
    Figure 107113493-A0305-02-0126-707
    Figure 107113493-A0305-02-0126-708
    Figure 107113493-A0305-02-0126-709
    Figure 107113493-A0305-02-0126-710
    Figure 107113493-A0305-02-0127-711
    Figure 107113493-A0305-02-0127-712
    Figure 107113493-A0305-02-0127-713
    Figure 107113493-A0305-02-0127-714
    Figure 107113493-A0305-02-0127-715
    Figure 107113493-A0305-02-0127-716
    Figure 107113493-A0305-02-0128-717
    Figure 107113493-A0305-02-0128-718
    Figure 107113493-A0305-02-0128-719
    Figure 107113493-A0305-02-0128-720
    Figure 107113493-A0305-02-0128-721
    Figure 107113493-A0305-02-0128-722
    Figure 107113493-A0305-02-0128-723
    Figure 107113493-A0305-02-0129-724
    Figure 107113493-A0305-02-0129-725
    Figure 107113493-A0305-02-0129-726
    Figure 107113493-A0305-02-0129-727
    Figure 107113493-A0305-02-0129-729
    Figure 107113493-A0305-02-0129-730
    Figure 107113493-A0305-02-0130-731
    Figure 107113493-A0305-02-0130-732
    Figure 107113493-A0305-02-0130-733
    Figure 107113493-A0305-02-0130-734
    Figure 107113493-A0305-02-0130-735
    Figure 107113493-A0305-02-0130-736
    Figure 107113493-A0305-02-0131-737
    Figure 107113493-A0305-02-0131-738
    Figure 107113493-A0305-02-0131-739
    Figure 107113493-A0305-02-0131-740
    Figure 107113493-A0305-02-0131-741
    Figure 107113493-A0305-02-0131-742
    Figure 107113493-A0305-02-0132-743
    Figure 107113493-A0305-02-0132-744
    Figure 107113493-A0305-02-0132-745
    Figure 107113493-A0305-02-0132-746
    Figure 107113493-A0305-02-0132-747
    Figure 107113493-A0305-02-0132-748
    Figure 107113493-A0305-02-0133-749
    Figure 107113493-A0305-02-0133-750
    Figure 107113493-A0305-02-0133-751
    Figure 107113493-A0305-02-0133-752
    Figure 107113493-A0305-02-0133-753
    Figure 107113493-A0305-02-0133-754
    Figure 107113493-A0305-02-0134-756
    Figure 107113493-A0305-02-0134-757
    Figure 107113493-A0305-02-0134-758
    Figure 107113493-A0305-02-0134-759
    Figure 107113493-A0305-02-0134-760
    Figure 107113493-A0305-02-0134-761
    Figure 107113493-A0305-02-0135-762
    Figure 107113493-A0305-02-0135-763
    Figure 107113493-A0305-02-0135-764
    Figure 107113493-A0305-02-0135-765
  4. 一種液晶組合物,其包含一種或多種申請專利範圍第1項至第3項中任一項所述之式I所示可聚合液晶化合物作為第一組分、一種或多種式Ⅱ所示化合物作為第二組分以及一種或多種式Ⅲ所示化合物作為第三組分,
    Figure 107113493-A0305-02-0135-766
    Figure 107113493-A0305-02-0135-767
    其中,R1、R2、R3、R4各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧 基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基,並且R3、R4所示基團中任意一個或複數個不相連的CH2可以被環戊基、環丁基或環丙基取代;Z1、Z2各自獨立地表示單鍵、-CH2CH2-或-CH2O-;
    Figure 107113493-A0305-02-0136-771
    Figure 107113493-A0305-02-0136-772
    各自獨立地表示
    Figure 107113493-A0305-02-0136-778
    Figure 107113493-A0305-02-0136-777
    Figure 107113493-A0305-02-0136-773
    Figure 107113493-A0305-02-0136-779
    各自獨立地表示
    Figure 107113493-A0305-02-0136-782
    Figure 107113493-A0305-02-0136-784
    Figure 107113493-A0305-02-0136-790
    Figure 107113493-A0305-02-0136-786
    Figure 107113493-A0305-02-0136-787
    Figure 107113493-A0305-02-0136-789
    Figure 107113493-A0305-02-0136-774
    和/或
    Figure 107113493-A0305-02-0136-781
    中的一種或多種; m表示1或2;n表示0、1或2。
  5. 如申請專利範圍第4項所述之液晶組合物,其中,該液晶組合物中式I所示可聚合液晶化合物的總質量含量為0.01-1%,該一種或多種式Ⅱ所示化合物的總質量含量為15-60%,該一種或多種式Ⅲ所示化合物總質量含量為20-60%。
  6. 如申請專利範圍第4項所述之液晶組合物,其中,該一種或多種式Ⅱ所示化合物為式Ⅱ-1至Ⅱ-15化合物的一種或多種化合物;該一種或多種式Ⅲ所示化合物為式Ⅲ-1至Ⅲ-12所示化合物中的一種或多種化合物,
    Figure 107113493-A0305-02-0136-768
    Figure 107113493-A0305-02-0136-769
    Figure 107113493-A0305-02-0136-770
    Figure 107113493-A0305-02-0137-791
    Figure 107113493-A0305-02-0137-792
    Figure 107113493-A0305-02-0137-793
    Figure 107113493-A0305-02-0137-794
    Figure 107113493-A0305-02-0137-795
    Figure 107113493-A0305-02-0137-796
    Figure 107113493-A0305-02-0137-797
    Figure 107113493-A0305-02-0137-798
    Figure 107113493-A0305-02-0137-799
    Figure 107113493-A0305-02-0137-800
    Figure 107113493-A0305-02-0137-801
    Figure 107113493-A0305-02-0137-802
    Figure 107113493-A0305-02-0137-803
    Figure 107113493-A0305-02-0137-804
    Figure 107113493-A0305-02-0137-805
    Figure 107113493-A0305-02-0138-806
    Figure 107113493-A0305-02-0138-807
    Figure 107113493-A0305-02-0138-808
    Figure 107113493-A0305-02-0138-809
    Figure 107113493-A0305-02-0138-810
    Figure 107113493-A0305-02-0138-811
    Figure 107113493-A0305-02-0138-812
    Figure 107113493-A0305-02-0138-813
    其中,R3、R4各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基,並且R3、R4所示基團中任意一個或複數個不相連的CH2可以被環戊基、環丁基或環丙基取代。
  7. 如申請專利範圍第4項所述之液晶組合物,其中,該液晶組合物為負性液晶組合物,還包含一種或多種式Ⅳ所示的化合物:
    Figure 107113493-A0305-02-0139-814
    其中,R5、R6各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基,並且R5、R6所示基團中任意一個或複數個CH2可以被環戊基、環丁基或環丙基替代;W表示O、S或-CH2O-。
  8. 如申請專利範圍第4項所述之液晶組合物,其中,該液晶組合物為負性液晶組合物,還包含一種或多種式V所示的化合物:
    Figure 107113493-A0305-02-0139-815
    其中,R7、R8各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基;
    Figure 107113493-A0305-02-0139-817
    Figure 107113493-A0305-02-0139-818
    各自獨立地表示1,4-亞苯基、1,4-亞環己基或1,4-亞環己烯基。
  9. 如申請專利範圍第4項所述之液晶組合物,其中,該液晶組合物為負性液晶組合物,還包含一種或多種四環化合物,如式Ⅵ所示:
    Figure 107113493-A0305-02-0139-816
    其中,R9、R10各自獨立地表示碳原子數為1-10的烷基、氟取代的碳原子數為1-10的烷基、碳原子數為1-10的烷氧基、氟取代的碳原子數為1-10的烷氧基、碳原子數為2-10的鏈烯基、氟取代的碳原子數為2-10的鏈烯基、碳原子數為3-8的鏈烯氧基或氟取代的碳原子數為3-8的鏈烯氧基;
    Figure 107113493-A0305-02-0140-819
    表示1,4-亞苯基、1,4-亞環己基或1,4-亞環己烯基; (F)各自獨立地表示H或F。
  10. 一種包含如申請專利範圍第4項至第9項中任一項所述之液晶組合物的液晶顯示元件,其中該液晶顯示元件為主動矩陣顯示元件或被動矩陣顯示元件。
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