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    • 2. 发明申请
    • Photoactive Film, Its Preparation And Use, And Preparation Of Surface Relief And Optically Anisotropic Structures By Irradiating Said Film
    • 光活性膜,其制备和使用,以及通过辐射所述膜的表面浮雕和光学各向异性结构的制备
    • US20090233014A1
    • 2009-09-17
    • US11721407
    • 2005-12-08
    • Joachim StumpeLeonid GoldenbergOlga Kulikovska
    • Joachim StumpeLeonid GoldenbergOlga Kulikovska
    • G03F7/00B29C41/00G03F7/004H01G9/022B29C39/00B29C35/00
    • G11B7/245G03C1/733G11B7/246G11B7/2467G11B7/2475G11B7/249G11B7/25G11B7/2531G11B7/257Y10T428/24479Y10T428/24802
    • The present invention relates to a homogeneous, photoactive film consisting of or comprising a polyelectrolyte carrying residues which may undergo a photoreaction, the polyelectrolyte mainly comprising at least one structure according to any of formulae (I) to (IV), namely [Pol(R*—P—R′)]oon+n/xAx− (I), n/xAx+[Pol(R*—P—R′)]oon− (II), [Pol(R1*-Q-R1′)]oon+n/xΛx− (III), n/xΛx+[Pol(R1*-Q-R1′)]oon− (IV), wherein Pol means a repeating unit of a linear or branched polymer chain, o indicates the number of the repeating unit of the polymer chain, and (R*—P—R′) and (R1*-Q-R1′) are n-fold positively or negatively charged side chains of the repeating unit Pol, wherein P is a group which is capable of photo-induced E/Z isomerization, Q is a group capable of participating in a photocycloaddition, or capable of participating in a photoinduced rearrangement, or the so called Photo-Fries reaction, A is a cation or anion which is oppositely charged, n is preferably 1 or 2, x is 1 or 2, and o is at least 2, with the proviso that in one polyelectrolyte, groups [R—P—R′] and/or [R1-Q-R1′] all have the same sign. The invention is further directed to the preparation of the film, its use and a method for the preparation of a replica of a film of the invention having a surface relief structure.
    • 本发明涉及一种均匀的光活性膜,其由携带可能经历光反应的残余物的聚电解质组成或包含,该聚电解质主要包含至少一种根据式(I)至(IV)中任一项的结构,即[Pol *(P-R')] oon + n / xAx-(I),n / xAx + [Pol(R * -P-R')] oon-(II),[Pol(R1 * -Q-R1' ]其中Pol表示直链或支链聚合物链的重复单元,o表示数字(n),n / xLambdax-(III),n / xLambdax + [Pol(R1 * -Q-R1' 的聚合物链的重复单元,(R * -P-R')和(R 1 * -Q-R 1')是重复单元Pol的n倍带正电荷或带负电荷的侧链,其中P是基团 能够进行光诱导的E / Z异构化,Q是能够参与光环加成,或能够参与光诱导重排的基团或所谓的Photo-Fries反应,A是相反的阳离子或阴离子 充电,n优选为1或2,x为1或2,o为 至少2,条件是在一个聚电解质中,[R-P-R']和/或[R1-Q-R1']基团都具有相同的符号。 本发明进一步涉及膜的制备,其用途和制备本发明的具有表面浮雕结构的膜的复制品的方法。
    • 3. 发明申请
    • POLYMER SUBSTRATE WITH FLUORESCENT STRUCTURE, METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF
    • 具有荧光结构的聚合物基材,其生产方法及其用途
    • US20110086420A1
    • 2011-04-14
    • US12876881
    • 2010-09-07
    • Thomas FischerJoachim StumpeValentin Kahl
    • Thomas FischerJoachim StumpeValentin Kahl
    • C12M1/26G03F7/20C08F232/00B65D73/00
    • B01L3/545
    • The invention relates to polymer substrates which are provided with fluorescence features and in which photochemical fluorescence features, i.e. fluorescent structures, are produced by UV irradiation. Thus, fluorophores can be produced in polymer substrates with a low inherent fluorescence by means of suitable UV radiation, which fluorophores display a marked and detectable emission upon being excited with light of a suitable wavelength. If such an irradiation is implemented in a structured manner, emission patterns can be produced in this way in polymer substrates, which emission patterns can be applied for example as recovery grids in fluorescence microscopy. A further application field relates to product authentication which is made possible by the polymer substrates according to the invention provided with fluorescence features.
    • 本发明涉及具有荧光特征的聚合物基质,其中通过UV照射产生光化学荧光特征,即荧光结构。 因此,荧光团可以通过合适的UV辐射在具有低固有荧光的聚合物基底中产生,该荧光团在用合适波长的光激发时显示出标记和可检测的发射。 如果以结构化方式实施这种照射,则可以以这种方式在聚合物基底中产生发射图案,该发射图案可以在荧光显微镜中应用于例如回收网格。 进一步的应用领域涉及通过提供有荧光特征的根据本发明的聚合物基底使得产品认证。
    • 4. 发明申请
    • Method for the Preparation of High-Efficient, Tuneable and Switchable Optical Elements Based on Polymer-Liquid Crystal Composites
    • 基于聚合物 - 液晶复合材料制备高效,可调和可切换的光学元件的方法
    • US20080063808A1
    • 2008-03-13
    • US11571426
    • 2005-06-28
    • Joachim StumpeSergej SlussarenkoOksana Sakhno
    • Joachim StumpeSergej SlussarenkoOksana Sakhno
    • B05D5/06B05D3/06
    • G02F1/13342
    • A homogeneous isotropic mixture of photocurable monomers and/or oligomers, one or more liquid crystals or a liquid crystal mixture, and optionally a photoinitiator is provided that is homogeneous and optically clear within a temperature range of between 15 and 25° C. An optically transparent film of the homogenous isotropic mixture on a substrate or in a space between two substrates is prepared. The optically transparent film is irradiated with an inhomogeneous light field of actinic light such that areas of the film are irradiated while others are not. The intensity is sufficiently low that first areas solely, substantially or mainly composed of photocured polymer are formed, while the liquid crystals or liquid crystal mixture completely, substantially or mainly escapes into second areas that are not or substantially not irradiated. The substrates are removed depending on whether the rigid or flexible film is to be prepared alone or on a substrate.
    • 提供可光固化单体和/或低聚物,一种或多种液晶或液晶混合物以及任选的光引发剂的均匀各向同性混合物,其在15至25℃的温度范围内是均匀的和光学透明的。光学透明 准备在基板上或两个基板之间的空间中均匀各向同性混合物的膜。 光学透明膜用光化不均匀的光场照射,使得膜的面积不被照射。 强度足够低,仅形成基本上或主要由光固化聚合物构成的第一区域,而液晶或液晶混合物完全,基本上或主要逸出到不被或基本上不被照射的第二区域。 取决于刚性或柔性膜是单独制备还是在基材上制备基材。