申请人:Yahara Kazuyuki
公开号:US20090080056A1
公开(公告)日:2009-03-26
The present invention aims to provide a light control material capable of optionally controlling the light transmittance in an arbitrary wavelength range among a wide wavelength range, and a light control film formed by using the light control material.
The present invention provides a light control material, which comprises a stimulus sensitive resin and is capable of controlling the light transmittance in a specific wavelength range, the stimulus sensitive resin being a polyacetylene compound having a repeating unit represented by the following general formula (1):
CH═CR
1
n
[Chemical Formula 1]
(
1
)
in the formula (1), R
1
represents a naphthalene group, a phenanthrene group, a pyrenyl group or an anthracene group, each of the four groups being substituted by a group selected from the group consisting of: an alkyl group having 1 to 40 carbon atoms, an alkoxy group (with an alkyl group having 1 to 40 carbon atoms), an SR
4
group (R
4
represents a hydrogen atom or an alkyl group having 1 to 40 carbon atoms), an NR
5
R
6
group (R
5
and R
6
may be the same or different, and each represents a hydrogen atom or a group selected from alkyl groups having 1 to 40 carbon atoms), a cyano group, a carboxy group, a sulfoxyl group, an ester group, an amide group and COR
7
(R
7
represents an alkyl group having 1 to 40 carbon atoms), or the following general formula (2):
CR
2
═CR
3
n
[Chemical Formula 2]
(
2
)
in the formula (2), R
2
represents a naphthalene group or an anthracene group; R
3
represents a phenyl group substituted by a substituent X at the position m or the position p; and the substituent X represents a group selected from the group consisting of: an alkyl group having 1 to 20 carbon atoms, an alkoxy group (with an alkyl group having 1 to 20 carbon atoms), an SR
4
group (R
4
represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms), an NR
5
R
6
group (R
5
and R
6
may be the same or different, and each represents a hydrogen atom or a group selected from alkyl groups having 1 to 20 carbon atoms), a cyano group, a carboxy group, a sulfoxyl group, an ester group, an amide group and COR
7
(R
7
represents an alkyl group having 1 to 20 carbon atoms).
本发明旨在提供一种光控制材料,能够在宽波长范围内任意控制特定波长范围内的光透过率,并使用该光控制材料制成的光控制膜。本发明提供了一种光控制材料,包括一种刺激敏感树脂,能够控制特定波长范围内的光透过率,其中刺激敏感树脂是一种聚乙烯化合物,具有由下列通式(1)表示的重复单元:CH═CR1n[化学式1](1)在式(1)中,R1表示萘基,菲基,芘基或蒽基,四个基中的每一个都被选自由由以下基团组成的基团所取代:1至40个碳原子的烷基,(带有1至40个碳原子的烷基)的烷氧基,SR4基团(R4表示氢原子或1至40个碳原子的烷基),NR5R6基团(R5和R6可以相同也可以不同,每个表示氢原子或选自由1至40个碳原子的烷基组成的基团),氰基,羧基,亚磺酰基,酯基,酰胺基和COR7(R7表示1至40个碳原子的烷基);或下列通式(2):CR2═CR3n[化学式2](2)在式(2)中,R2表示萘基或蒽基;R3表示在位置m或位置p处被取代基团X取代的苯基;取代基团X表示选自由以下基团组成的基团:1至20个碳原子的烷基,(带有1至20个碳原子的烷基)的烷氧基,SR4基团(R4表示氢原子或1至20个碳原子的烷基),NR5R6基团(R5和R6可以相同也可以不同,每个表示氢原子或选自由1至20个碳原子的烷基组成的基团),氰基,羧基,亚磺酰基,酯基,酰胺基和COR7(R7表示1至20个碳原子的烷基)。