Optical element
    2.
    发明授权
    Optical element 失效
    光学元件

    公开(公告)号:US5654046A

    公开(公告)日:1997-08-05

    申请号:US543473

    申请日:1995-10-16

    摘要: An optical element which exhibits a great improvement in durability even after repeated use. The optical element comprising a substrate having thereon (a) a recording layer comprising a liquid crystal polymer composition and (b) a surface protective layer in this order, in which the protective layer comprises a plurality of layers laminated such that the hardness thereof increases from the layer adjacent to the recording layer toward the uppermost layer in order, or the protective layer comprises a plurality of layers laminated such that the glass transition point thereof becomes higher from the layer adjacent to the recording layer toward the uppermost layer in order. Furthermore, the layer adjacent to the recording layer preferably has a pencil hardness of HB or higher and the uppermost layer preferably has a pencil hardness of 3 H or higher.

    摘要翻译: 即使在重复使用后也能显着提高耐久性的光学元件。 该光学元件包括其上具有(a)包括液晶聚合物组合物的记录层和(b)依次的表面保护层的基底,其中保护层包括多个层,使得其硬度从 或者保护层依次层叠以使玻璃化转变点从与记录层相邻的层朝向最上层依次变高的多层。 此外,与记录层相邻的层优选具有HB或更高的铅笔硬度,并且最上层优选具有3H或更高的铅笔硬度。

    Data recording medium
    3.
    发明授权
    Data recording medium 失效
    数据记录介质

    公开(公告)号:US5671211A

    公开(公告)日:1997-09-23

    申请号:US560302

    申请日:1995-11-17

    摘要: A data recording medium having a well-recognizable recording layer which reversibly changes in degree of light scattering when externally stimulated. One embodiment of the data recording medium of the present invention comprises (a) a visible data recording layer, the degree of light scattering of which reversibly changes when externally stimulated, (b) a transparent substrate layer, (c) a low refractive layer having a lower refractive index than the transparent substrate layer, (d) a colored substrate layer and (e) a magnetic recording layer, laminated in this order. Another embodiment of the data recording medium comprises (a) a visible data recording layer, (b) a first transparent substrate layer, (c) a low refractive layer, (d) a second transparent substrate layer and (e) a colored magnetic recording layer, laminated in this order. Still another embodiment of the data recording medium comprises (a) a visible data recording layer, (b) a light reflective layer, (c) a magnetic recording layer and (d) a substrate layer. In the data recording medium, the visible data recording layer preferably comprises a liquid crystal polymer. The recording layer may have a protective layer laminated thereon.

    摘要翻译: 一种数据记录介质,具有可以被外部刺激的光散射程度可逆地改变的可识别的记录层。 本发明的数据记录介质的一个实施例包括(a)可视数据记录层,其外部刺激时可逆地改变的光散射度,(b)透明基底层,(c)低折射层, 比透明基底层低的折射率,(d)彩色基底层和(e)磁记录层,依次层叠。 数据记录介质的另一实施例包括(a)可见数据记录层,(b)第一透明基底层,(c)低折射层,(d)第二透明基底层和(e)彩色磁记录 层,按顺序层压。 数据记录介质的另一实施例包括(a)可视数据记录层,(b)光反射层,(c)磁记录层和(d)基底层。 在数据记录介质中,可视数据记录层优选包括液晶聚合物。 记录层可以具有层压在其上的保护层。

    Reversible display medium
    4.
    发明授权
    Reversible display medium 失效
    可逆显示介质

    公开(公告)号:US5707543A

    公开(公告)日:1998-01-13

    申请号:US411201

    申请日:1995-03-27

    摘要: A reversible display medium capable of repeatedly exhibiting a transparent state and a light-scattering state by an action of at least one of heat, electric field, and magnetic field, the medium comprising a substrate having thereon a recording layer comprising a side-chain high molecular weight liquid crystal, which is a copolymer comprising at least a liquid-crystal monomer component and a non-liquid-crystal monomer component having a substituent capable of making a hydrogen bond.

    摘要翻译: 一种能够通过热,电场和磁场中的至少一种的作用重复呈现透明状态和光散射状态的可逆显示介质,所述介质包括其上具有包含侧链高的记录层的基板 分子量液晶,其是至少包含液晶单体组分和具有能够形成氢键的取代基的非液晶单体组分的共聚物。

    Method for producing optical element
    5.
    发明授权
    Method for producing optical element 失效
    光学元件的制造方法

    公开(公告)号:US5691092A

    公开(公告)日:1997-11-25

    申请号:US545157

    申请日:1995-10-19

    IPC分类号: C09K19/38 G02F1/1333 G02F1/13

    CPC分类号: C09K19/38 G02F1/133365

    摘要: A method for producing an optical element, the method comprising the steps of: forming a liquid crystal polymer layer on a sheet-form substrate; forming a surface protective layer on the liquid crystal polymer layer; and carrying out a heat-treatment for crosslinking the liquid crystal polymer, or the method comprising the steps of: forming a liquid crystal polymer layer on a sheet-form substrate; carrying out a first heat-treatment for controlling the multidomain structure of the liquid crystal polymer layer; forming a surface protective layer on the liquid crystal polymer layer; and carrying out a second heat-treatment for crosslinking the liquid crystal polymer layer.

    摘要翻译: 一种光学元件的制造方法,该方法包括以下步骤:在片状基材上形成液晶聚合物层; 在液晶聚合物层上形成表面保护层; 并进行交联液晶聚合物的热处理,或者包括以下步骤的方法:在片状基材上形成液晶聚合物层; 进行用于控制液晶聚合物层的多畴结构的第一热处理; 在液晶聚合物层上形成表面保护层; 并进行用于交联液晶聚合物层的第二热处理。

    Reversible display medium
    6.
    发明授权
    Reversible display medium 失效
    可逆显示介质

    公开(公告)号:US5589237A

    公开(公告)日:1996-12-31

    申请号:US262910

    申请日:1994-06-21

    摘要: A reversible display medium comprising substrate 1 having thereon recording layer 2 containing a side chain type high polymeric liquid crystal capable of repeatedly and reversibly switching between a transparent state and a light-scattered state by the action of heat, an electrical field or a magnetic field, wherein said side chain type high polymeric liquid crystal is a copolymer comprising at least one liquid crystal monomer unit and at least one non-liquid crystal monomer unit having a hydrogen bond-forming substituent, e.g., a hydroxyl group, a carboxyl group, a sulfonic group or a phosphoric group. The display medium is excellent in durability on repeated use, heat sensitivity, display contrast, and record preservability.

    摘要翻译: 一种可逆显示介质,包括其上具有记录层2的记录层2,所述记录层2含有能够通过热,电场或磁场的作用在透明状态和光散射状态之间重复和可逆地切换的侧链型高分子液晶 其中所述侧链型高分子液晶是包含至少一个液晶单体单元和至少一个具有氢键形成取代基的非液晶单体单元的共聚物,例如羟基,羧基, 磺酸基或磷酸基。 显示介质在重复使用,热敏感性,显示对比度和记录保存性方面的耐久性优异。

    Liquid crystal-polymer composite film, electro-optical element using the
same, and process for producing electro-optical element
    7.
    发明授权
    Liquid crystal-polymer composite film, electro-optical element using the same, and process for producing electro-optical element 失效
    液晶聚合物复合膜,使用其的电光元件以及电光元件的制造方法

    公开(公告)号:US5679414A

    公开(公告)日:1997-10-21

    申请号:US573522

    申请日:1995-12-15

    IPC分类号: C09K19/54 C09K19/52

    摘要: A liquid crystal-polymer composite film comprising (1) a high-molecular weight compound containing at least one kind of monomer units providing a side chain having a liquid crystal nature and at least one kind of monomer units providing a side chain having no liquid crystal nature and (2) a low-molecular weight liquid crystal, the high-molecular weight compound (1) and the low-molecular weight liquid crystal (2) being in separate phases, and the monomer units providing a side chain having no liquid crystal nature being crosslinked; and an electro-optical element comprising a pair of substrates each having an electrode having interposed therebetween a liquid crystal-polymer composite film comprising (2) a low-molecular weight liquid crystal and (1) a high-molecular weight compound in separate phases, the substrates each having a surface comprising a material having a reactive group on the side in contact with the composite film, the reactive group being chemically bonded to the high-molecular weight compound (1) in the composite film.

    摘要翻译: 一种液晶聚合物复合膜,其包含(1)含有至少一种提供具有液晶性的侧链的单体单元的高分子化合物和至少一种提供无液晶的侧链的单体单元 性质和(2)低分子量液晶,高分子量化合物(1)和低分子量液晶(2)分离相,提供无液晶的侧链的单体单元 自然交联; 以及电子光学元件,其包括一对基板,每个基板具有介于其间的电极,液晶聚合物复合膜包括(2)低分子量液晶和(1)分离相中的高分子量化合物, 所述基材各自具有包含在与所述复合膜接触的一侧上具有反应性基团的材料的表面,所述反应性基团与所述复合膜中的高分子量化合物(1)化学键合。

    Liquid crystal-polymer composite film, electro-optical element using the
same, and process for producing electro-optical element
    8.
    发明授权
    Liquid crystal-polymer composite film, electro-optical element using the same, and process for producing electro-optical element 失效
    液晶聚合物复合膜,使用其的电光元件以及电光元件的制造方法

    公开(公告)号:US5498450A

    公开(公告)日:1996-03-12

    申请号:US151193

    申请日:1993-11-12

    IPC分类号: C09K19/54 C09K19/52

    摘要: A liquid crystal-polymer composite film comprising (1) a high-molecular weight compound containing at least one kind of monomer units providing a side chain having a liquid crystal nature and at least one kind of monomer units providing a side chain having no liquid crystal nature and (2) a low-molecular weight liquid crystal, the high-molecular weight compound (1) and the low-molecular weight liquid crystal (2) being in separate phases, and the monomer units providing a side chain having no liquid crystal nature being crosslinked; and an electro-optical element comprising a pair of substrates each having an electrode having interposed therebetween a liquid crystal-polymer composite film comprising (2) a low-molecular weight liquid crystal and (1) a high-molecular weight compound in separate phases, the substrates each having a surface comprising a material having a reactive group on the side in contact with the composite film, the reactive group being chemically bonded to the high-molecular weight compound (1) in the composite film.

    摘要翻译: 一种液晶聚合物复合膜,其包含(1)含有至少一种提供具有液晶性的侧链的单体单元的高分子化合物和至少一种提供无液晶的侧链的单体单元 性质和(2)低分子量液晶,高分子量化合物(1)和低分子量液晶(2)分离相,提供无液晶的侧链的单体单元 自然交联; 以及电子光学元件,其包括一对基板,每个基板具有介于其间的电极,液晶聚合物复合膜包括(2)低分子量液晶和(1)分离相中的高分子量化合物, 所述基材各自具有包含在与所述复合膜接触的一侧上具有反应性基团的材料的表面,所述反应性基团与所述复合膜中的高分子量化合物(1)化学键合。