Cholesteric liquid crystal mixture, film, selective reflective plate, laminate, laminated glass
First Claim
1. A cholesteric liquid-crystal mixture containing a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator:
-
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group;
1 Assignment
0 Petitions
Accused Products
Abstract
A cholesteric liquid-crystal mixture containing a compound represented by the general formula (Ia), a compound represented by the general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator is capable of forming a film which is prevented from precipitation of liquid-crystal compounds therein, of which the haze is reduced and which has a broad reflection width.
Z1—Y1-A1-Y3-M1-Y4-A2-Y2—Z2 General Formula (Ia)
Z3—Y5-A3-Y7-M2-P General Formula (Ib)
11 Citations
16 Claims
-
1. A cholesteric liquid-crystal mixture containing a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator:
-
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group; - View Dependent Claims (2, 3, 4, 5)
-
-
6. A film comprising a support and, as formed on the support, a liquid-crystal layer in which a cholesteric liquid-crystal phase formed by polymerizing a cholesteric liquid-crystal mixture is fixed, wherein the cholesteric liquid-crystal mixture contains a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator:
-
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group; - View Dependent Claims (7, 8, 9)
-
-
10. A selective reflector comprising a film comprising a support and, as formed on the support, a liquid-crystal layer in which a cholesteric liquid-crystal phase formed by polymerizing a cholesteric liquid-crystal mixture is fixed, wherein the cholesteric liquid-crystal mixture contains a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator:
-
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that Y4, the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group; - View Dependent Claims (11, 12)
-
-
13. A laminate which is formed by the use of a selective reflector and which has at least a liquid-crystal layer formed by fixing a cholesteric liquid-crystal phase of the selective reflector, wherein the selective reflector comprises a film comprising a support and, as formed on the support, a liquid-crystal layer in which a cholesteric liquid-crystal phase formed by polymerizing a cholesteric liquid-crystal mixture is fixed, wherein the cholesteric liquid-crystal mixture contains a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator:
-
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group;
-
-
14. A laminated glass comprising a laminate and at least two glass sheets, wherein:
-
the laminate is sandwiched between the two glass sheets, the laminate is formed by the use of a selective reflector and has at least a liquid-crystal layer formed by fixing a cholesteric liquid-crystal phase of the selective reflector, and the selective reflector comprises a film comprising a support and, as formed on the support, a liquid-crystal layer in which a cholesteric liquid-crystal phase formed by polymerizing a cholesteric liquid-crystal mixture is fixed, wherein the cholesteric liquid-crystal mixture contains a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator;
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group;
-
-
15. A windshield for automobiles, comprising a laminate glass comprising a laminate and at least two glass sheets, wherein:
-
the laminate is sandwiched between the two glass sheets, the laminate is formed by the use of a selective reflector and has at least a liquid-crystal layer formed by fixing a cholesteric liquid-crystal phase of the selective reflector, and the selective reflector comprises a film comprising a support and, as formed on the support, a liquid-crystal layer in which a cholesteric liquid-crystal phase formed by polymerizing a cholesteric liquid-crystal mixture is fixed, wherein the cholesteric liquid-crystal mixture contains a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator;
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group;
-
-
16. Glass for building materials, comprising a laminate glass comprising a laminate and at least two glass sheets, wherein:
-
the laminate is sandwiched between the two glass sheets, the laminate is formed by the use of a selective reflector and has at least a liquid-crystal layer formed by fixing a cholesteric liquid-crystal phase of the selective reflector, and the selective reflector comprises a film comprising a support and, as formed on the support, a liquid-crystal layer in which a cholesteric liquid-crystal phase formed by polymerizing a cholesteric liquid-crystal mixture is fixed, wherein the cholesteric liquid-crystal mixture contains a compound represented by the following general formula (Ia), a compound represented by the following general formula (Ib), a fluorine-containing horizontal alignment agent and a polymerization initiator;
Z1—
Y1-A1-Y3-M1-Y4-A2-Y2—
Z2
General Formula (Ia)
Z3—
Y5-A3-Y7-M2-P
General Formula (Ib)wherein, in the general formulae (Ia) and (Ib), Z1, Z2 and Z3 each independently represent a polymerizable group;
A1, A2 and A3 each independently represent a spacer having an atom-bonding chain length of from 1 to 30, provided that the spacer represents an alkylene group, or a linking group of multiple alkylene groups bonding to each other via —
O—
or —
CO—
;
M1 and M2 each independently represent (-T1-Y8)n-T2-;
n indicates a natural number;
when n is 2 or more, then multiple (-T1-Y8)'"'"'s may be the same or different;
T1 and T2 each independently represent a saturated or unsaturated hydrocarbon ring, or a saturated or unsaturated hetero ring, provided that the hydrocarbon ring and the hetero ring may have a substituent;
Y1, Y2, Y3, Y4, Y5, Y7 and Y8 each independently represent a single bond, —
O—
, —
CO—
, —
O—
CO—
, —
CO—
O—
or —
O—
CO—
O—
;
P represents a hydrogen atom or an alkyl group having from 1 to 15 carbon atoms, andwherein the fluorine-containing horizontal alignment agent is a compound represented by the following general formula (I);
(Hb11-Sp11-L11-Sp12-L12)m11-A11-L13-T11-L14-A12-(L15-Sp13-L16-Sp14-Hb11)n11
General Formula (I)wherein L11, L12, L13, L14, L15 and L16 each independently represent a single bond, —
O—
, —
S—
, —
CO—
, —
COO—
, —
OCO—
, —
COS—
, —
SCO—
, —
NRCO—
, or —
CONR—
;
R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms;
Sp11, Sp12, Sp13 and Sp14 each independently represent a single bond or an alkylene group having from 1 to 10 carbon atoms;
A11 and A12 each represent a trivalent or tetravalent aromatic hydrocarbon;
Hb11 represents a perfluoroalkyl group having from 2 to 30 carbon atoms;
m11 and n11 each independently indicate from 0 to 3, andm11+n11≧
1;
T11 represents a divalent group represented by any of the following or represents a divalent aromatic heterocyclic group;
-
Specification