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    • 3. 发明申请
    • OPTICAL COMPENSATION LAYER, OPTICAL COMPENSATION FILM, AND PROCESSES FOR PRODUCING THESE
    • 光学补偿层,光学补偿膜及其生产工艺
    • US20100110353A1
    • 2010-05-06
    • US12596318
    • 2008-04-17
    • Toru DoiShinsuke ToyomasuSou OzakiShinji Shimosato
    • Toru DoiShinsuke ToyomasuSou OzakiShinji Shimosato
    • G02F1/13363G02B5/30B05D5/06
    • G02B5/3083B32B2457/202G02B1/04G02F1/133634C08L33/00
    • Optical compensation layers are provided which have an optically compensating function imparted thereto upon coating fluid application or upon coating fluid application and subsequent uniaxial stretching and which have a small wavelength dependence of retardation.The invention provides: an optical compensation layer wherein the compensation layer is a coating layer comprising a maleimide resin and wherein when two arbitrary axes perpendicular to each other in the plane of the coating layer are referred to as x-axis and y-axis, respectively, and the out-of-plane direction is referred to as z-axis, then the coating layer satisfies the three-dimensional refractive-index relationship nx≈ny>nz, wherein nx is the refractive index in the x-axis direction, ny is the refractive index in the y-axis direction, and nz is the refractive index in the z-axis direction; an optical compensation film which comprises a coating layer (A) comprising a maleimide resin and a stretched-film layer (B); and an optical compensation layer, which is an optical compensation layer obtained by uniaxially stretching a coating layer comprising a maleimide resin, wherein when the direction of stretching axis in the coating layer is referred to as x-axis, the direction perpendicular to the stretching direction is referred to as y-axis, and the out-of-plane direction is referred to as z-axis, then the optical compensation layer satisfies the three-dimensional refractive-index relationship nx4>ny4>nz4,wherein nx4 is the refractive index in the x-axis direction, ny4 is the refractive index in the y-axis direction, and nz4 is the refractive index in the z-axis direction. (wherein R1 represents a linear alkyl group, a branched alkyl group, or a cycloalkyl group, having 1-18 carbon atoms, a halogen group, an ether group, an ester group, or an amide group).
    • 提供光学补偿层,其在涂布流体施加时或涂覆流体施加和随后的单轴拉伸时具有赋予其光学补偿功能,并且具有小的延迟的波长依赖性。 本发明提供:光学补偿层,其中补偿层是包含马来酰亚胺树脂的涂层,并且其中当涂层的平面中彼此垂直的两个任意轴分别被称为x轴和y轴时 ,并且面外方向称为z轴,则涂层满足三维折射率关系nx≈ny> nz,其中nx是x轴方向的折射率,ny 是y轴方向的折射率,nz是z轴方向的折射率, 光学补偿膜,其包含由马来酰亚胺树脂和拉伸膜层(B)构成的涂层(A)。 以及光学补偿层,其是通过单轴拉伸包含马来酰亚胺树脂的涂层获得的光学补偿层,其中当涂层中的拉伸轴的方向被称为x轴时,垂直于拉伸方向的方向 被称为y轴,面外方向称为z轴,则光学补偿层满足三维折射率关系nx4> ny4> nz4,其中nx4为折射率 在x轴方向上,ny4是y轴方向的折射率,nz4是z轴方向的折射率。 (其中R1表示具有1-18个碳原子的直链烷基,支链烷基或环烷基,卤素基,醚基,酯基或酰胺基)。
    • 4. 发明授权
    • Optical compensation layer, optical compensation film, and processes for producing these
    • 光学补偿层,光学补偿膜及其制造方法
    • US09268076B2
    • 2016-02-23
    • US12596318
    • 2008-04-17
    • Toru DoiShinsuke ToyomasuSou OzakiShinji Shimosato
    • Toru DoiShinsuke ToyomasuSou OzakiShinji Shimosato
    • G02B5/30G02B1/04G02F1/13363
    • G02B5/3083B32B2457/202G02B1/04G02F1/133634C08L33/00
    • Optical compensation layers are provided which have an optically compensating function imparted thereto upon coating fluid application or upon coating fluid application and subsequent uniaxial stretching and which have a small wavelength dependence of retardation.The invention provides: an optical compensation layer wherein the compensation layer is a coating layer comprising a maleimide resin and wherein when two arbitrary axes perpendicular to each other in the plane of the coating layer are referred to as x-axis and y-axis, respectively, and the out-of-plane direction is referred to as z-axis, then the coating layer satisfies the three-dimensional refractive-index relationship nx≈ny>nz, wherein nx is the refractive index in the x-axis direction, ny is the refractive index in the y-axis direction, and nz is the refractive index in the z-axis direction; an optical compensation film which comprises a coating layer (A) comprising a maleimide resin and a stretched-film layer (B); and an optical compensation layer, which is an optical compensation layer obtained by uniaxially stretching a coating layer comprising a maleimide resin, wherein when the direction of stretching axis in the coating layer is referred to as x-axis, the direction perpendicular to the stretching direction is referred to as y-axis, and the out-of-plane direction is referred to as z-axis, then the optical compensation layer satisfies the three-dimensional refractive-index relationship nx4>ny4>nz4,wherein nx4 is the refractive index in the x-axis direction, ny4 is the refractive index in the y-axis direction, and nz4 is the refractive index in the z-axis direction. (wherein R1 represents a linear alkyl group, a branched alkyl group, or a cycloalkyl group, having 1-18 carbon atoms, a halogen group, an ether group, an ester group, or an amide group).
    • 提供光学补偿层,其在涂布流体施加时或涂覆流体施加和随后的单轴拉伸时具有赋予其光学补偿功能,并且具有小的延迟的波长依赖性。 本发明提供:光学补偿层,其中补偿层是包含马来酰亚胺树脂的涂层,并且其中当涂层的平面中彼此垂直的两个任意轴分别被称为x轴和y轴时 ,并且面外方向称为z轴,则涂层满足三维折射率关系nx≈ny> nz,其中nx是x轴方向的折射率,ny 是y轴方向的折射率,nz是z轴方向的折射率, 光学补偿膜,其包含由马来酰亚胺树脂和拉伸膜层(B)构成的涂层(A)。 以及光学补偿层,其是通过单轴拉伸包含马来酰亚胺树脂的涂层获得的光学补偿层,其中当涂层中的拉伸轴的方向被称为x轴时,垂直于拉伸方向的方向 被称为y轴,面外方向称为z轴,则光学补偿层满足三维折射率关系nx4> ny4> nz4,其中nx4为折射率 在x轴方向上,ny4是y轴方向的折射率,nz4是z轴方向的折射率。 (其中R1表示具有1-18个碳原子的直链烷基,支链烷基或环烷基,卤素基,醚基,酯基或酰胺基)。
    • 7. 发明授权
    • Resin composition
    • 树脂组成
    • US5580928A
    • 1996-12-03
    • US559144
    • 1995-11-17
    • Toru DoiHiroshi Inoue
    • Toru DoiHiroshi Inoue
    • C08L23/02C08L25/12C08L33/00C08L35/00
    • C08L25/12C08L35/00C08L23/02C08L33/00
    • A resin composition is disclosed which comprises:(a) from 1 to 99% by weight of a maleimide-olefin copolymer comprising from 40 to 60 mol % of structural unit (I) shown below and from 60 to 40 mol % of structural unit (II) shown below and having a number-average molecular weight of from 1.times.10.sup.3 to 5.times.10.sup.6 : ##STR1## wherein R.sup.1 is hydrogen or an alkyl having 1 to 6 carbon atoms, ##STR2## wherein R.sup.2 and R.sup.3 each is hydrogen or an alkyl having 1 to 6 carbon atoms; and(b) from 99 to 1% by weight of an acrylonitrile-styrene copolymer containing from 21 to 45% by weight of an acrylonitrile units. The composition is excellent in optical properties including transparency and low birefringence and in heat resistance and mechanical properties.
    • 公开了一种树脂组合物,其包含:(a)1至99重量%的包含40至60摩尔%的下述结构单元(I)的马来酰亚胺 - 烯烃共聚物和60至40摩尔%的结构单元( II),其数均分子量为1×10 3至5×10 6:(I)其中R 1为氢或具有1至6个碳原子的烷基,其中R 2和R 3各自为 氢或具有1至6个碳原子的烷基; 和(b)99至1重量%的含有21至45重量%丙烯腈单元的丙烯腈 - 苯乙烯共聚物。 该组合物的光学性质优异,包括透明性和低双折射性,耐热性和机械性能。
    • 10. 发明授权
    • Copolymer production process
    • 共聚物生产工艺
    • US5548031A
    • 1996-08-20
    • US340334
    • 1994-11-14
    • Toru Doi
    • Toru Doi
    • C08F8/32C08F222/06C08F20/08
    • C08F8/32C08F222/06
    • A process for producing a copolymer having succinimide units represented by general formula (I) is provided which comprises reaction of a copolymer constituted of 40-60 mole % of maleic anhydride units, 60-40 mole % of olefin units, and 0-20 mole % of another copolymerizable monomer units with an amine to convert the maleic anhydride units to the succinimide units, wherein the succinimide units are formed by ring-closing imidation in a slurry state in a poor solvent: ##STR1## where R.sub.1 is a hydrogen atom, or an alkyl or cycloalkyl group of 1 to 6 carbons. The copolymer has low yellowness and high transparency.
    • 提供一种制备具有由通式(I)表示的琥珀酰亚胺单元的共聚物的方法,其包括由40-60摩尔%的马来酸酐单元,60-40摩尔%的烯烃单元和0-20摩尔 %的另一种可共聚单体单元与胺将马来酸酐单元转化为琥珀酰亚胺单元,其中琥珀酰亚胺单元通过在不良溶剂中以淤浆状态进行闭环酰亚胺化而形成:其中R1是 氢原子或碳原子数1〜6的烷基或环烷基。 该共聚物具有低黄度和高透明度。