公开(公告)号：US5716544A

公开(公告)日：1998-02-10

申请号：US635320

申请日：1996-04-19

申请人： Yuki Motoyama ,  Tomoyuki Yui ,  Masahiro Johno ,  Takahiro Matsumoto ,  Teruyo Tomiyama

发明人： Yuki Motoyama ,  Tomoyuki Yui ,  Masahiro Johno ,  Takahiro Matsumoto ,  Teruyo Tomiyama

IPC分类号： C07C69/90 ,  C09K19/02 ,  C09K19/46 ,  C09K19/12 ,  C09K19/20

CPC分类号： C09K19/0266 ,  C07C69/90 ,  C09K19/46

摘要： A phenyl ester compound of the following general formula (1), ##STR1## wherein m is an integer of 3 to 8, n is an integer of 3 to 11, both of X.sup.1 and X.sup.2 are hydrogen atoms, or one of X.sup.1 and X.sup.2 is a fluorine atom and the other is a hydrogen atom, and A is a hydrogen atom or --CH.sub.3 ; and an anti-ferroelectric liquid crystal composition containing the above phenyl ester compound and a specific anti-ferroelectric liquid crystal compound or a specific liquid crystal compound having ferrielectric-phase.

摘要翻译： 下述通式（1）的苯基酯化合物，其中m为3〜8的整数，n为3〜11的整数，X1和X2均为氢原子，或者为 X1和X2是氟原子，另一个是氢原子，A是氢原子或-CH 3; 以及含有上述苯基酯化合物和特定的抗铁电液晶化合物的反铁电液晶组合物或具有铁电相的特定液晶化合物。

公开(公告)号：US5660762A

公开(公告)日：1997-08-26

申请号：US575131

申请日：1995-12-19

申请人： Maki Ito ,  Tomoyuki Yui ,  Masahiro Johno ,  Teruyo Tomiyama ,  Hiroshi Mineta ,  Yuki Motoyama

发明人： Maki Ito ,  Tomoyuki Yui ,  Masahiro Johno ,  Teruyo Tomiyama ,  Hiroshi Mineta ,  Yuki Motoyama

IPC分类号： C07C69/90 ,  C09K19/02 ,  C09K19/20 ,  C09K19/34

CPC分类号： C09K19/0266 ,  C07C69/90 ,  C09K19/2007 ,  C09K19/2021

摘要： A two-rings-containing phenyl ester compound of the following general formula (1), ##STR1## wherein R.sup.1 is a linear alkyl group having 5 to 12 carbon atoms, R.sup.2 is a linear alkyl group having 1 to 15 carbon atoms, X.sup.1 and X.sup.2 are both hydrogen atoms or one of X.sup.1 and X.sup.2 is a fluorine atom and the other is a hydrogen atom, Y.sup.1 and Y.sup.2 are both hydrogen atoms or one of Y.sup.1 and Y.sup.2 is a fluorine atom and the other is a hydrogen atom, and A.sup.1 is a hydrogen atom, --CH.sub.3 or --CF.sub.3, provided that when A.sup.1 is a hydrogen atom or --CH.sub.3, p is 0 and that when A.sup.1 is --CF.sub.3, p is t and q is an integer of 5 to 8, and an anti-ferroelectric liquid crystal composition containing at least one of two-rings-containing phenyl ester compounds of the above general formula (1) in claim 1 and either an anti-ferroelectric liquid crystal compound or a mixture of anti-ferroelectric liquid crystal compounds.

摘要翻译： 含有下述通式（1）的双环的苯基酯化合物，其中R1是碳原子数为5〜12的直链烷基，R2是碳原子数1〜15的直链烷基 X1和X2都是氢原子，X1和X2之一是氟原子，另一个是氢原子，Y1和Y2都是氢原子，Y1和Y2之一是氟原子，另一个是氢原子 ，A1为氢原子，-CH3或-CF3，条件是当A1为氢原子或-CH3时，p为0，当A1为-CF3时，p为t，q为5〜8的整数， 以及含有权利要求1中的上述通式（1）的含两环的苯基酯化合物中的至少一种的反铁电液晶组合物，还有反铁电液晶化合物或抗铁电液晶混合物 化合物。

公开(公告)号：US5723069A

公开(公告)日：1998-03-03

申请号：US767680

申请日：1996-12-17

申请人： Hiroshi Mineta ,  Tomoyuki Yui ,  Masahiro Johno ,  Teruyo Tomiyama

发明人： Hiroshi Mineta ,  Tomoyuki Yui ,  Masahiro Johno ,  Teruyo Tomiyama

IPC分类号： G02F1/13 ,  C07C69/773 ,  C07C69/86 ,  C07C69/92 ,  C09K19/02 ,  C09K19/20 ,  C07C69/76

CPC分类号： C09K19/0266 ,  C09K19/2021

摘要： An anti-ferroelectric liquid crystal compound of the following general formula (1), and an anti-ferroelectric liquid crystal composition containing it, ##STR1## wherein R is a linear alkyl group, A is --O-- or --COO--, m is an integer of 5 or greater, n is an integer of 1 to 3, each of X and Y is independently a hydrogen atom or a fluorine atom, and C* is asymmetric carbon.

摘要翻译： 下述通式（1）的反铁电液晶化合物和含有它的反铁电液晶组合物，其中R是直链烷基，A是-O-或 -COO-，m为5以上的整数，n为1〜3的整数，X和Y各自独立地为氢原子或氟原子，C *为不对称碳。

公开(公告)号：US6018070A

公开(公告)日：2000-01-25

申请号：US839342

申请日：1997-04-18

申请人： Maki Ito ,  Tomoyuki Yui ,  Masahiro Johno ,  Teruyo Tomiyama ,  Hiroshi Mineta ,  Yuki Motoyama

发明人： Maki Ito ,  Tomoyuki Yui ,  Masahiro Johno ,  Teruyo Tomiyama ,  Hiroshi Mineta ,  Yuki Motoyama

IPC分类号： C07C69/90 ,  C09K19/02 ,  C09K19/20 ,  C09K19/34 ,  C07C41/00 ,  C07C69/76

CPC分类号： C09K19/0266 ,  C07C69/90 ,  C09K19/2007 ,  C09K19/2021

摘要： A two-rings-containing phenyl ester compound of the following general formula (1), ##STR1## wherein R.sup.1 is a linear alkyl group having 5 to 12 carbon atoms, R.sup.2 is a linear alkyl group having 1 to 15 carbon atoms, X.sup.1 and X.sup.2 are both hydrogen atoms or one of X.sup.1 and X.sup.2 is a fluorine atom and the other is a hydrogen atom, Y.sup.1 and Y.sup.2 are both hydrogen atoms or one of Y.sup.1 and Y.sup.2 is a fluorine atom and the other is a hydrogen atom, and A.sup.1 is a hydrogen atom, --CH.sub.3 or --CF.sub.3, provided that when A.sup.1 is a hydrogen atom or --CH.sub.3, p is 0 and that when A.sup.1 is --CF.sub.3, p is 1 and q is an integer of 5 to 8, and an anti-ferroelectric liquid crystal composition containing at least one of two-rings-containing phenyl ester compounds of the above general formula (1) in claim 1 and either an anti-ferroelectric liquid crystal compound or a mixture of anti-ferroelectric liquid crystal compounds.

摘要翻译： 含有下述通式（1）的含双环的苯基酯化合物，其中，R 1为碳原子数5〜12的直链烷基，R 2为碳原子数1〜15的直链烷基，X1和X2均为 氢原子或X1和X2之一是氟原子，另一个是氢原子，Y1和Y2都是氢原子，Y1和Y2中的一个是氟原子，另一个是氢原子，而A1是氢原子 原子，-CH 3或-CF 3，条件是当A 1为氢原子或-CH 3时，p为0，当A 1为-CF 3时，p为1，q为5〜8的整数，反铁电性液体 含有权利要求1中的上述通式（1）的含两环的苯基酯化合物中的至少一种的水晶组合物，以及抗铁电液晶化合物或抗铁电液晶化合物的混合物。