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    • 1. 发明申请
    • BIREFRINGENT LAYER OF C-PLATE AND O-PLATE TYPE
    • C型板和O型板类型的双层
    • WO2008052376A1
    • 2008-05-08
    • PCT/CH2007/000533
    • 2007-10-29
    • ROLIC AGBACHELS, ThomasSCHWAB, MarioMARCK, Guy
    • BACHELS, ThomasSCHWAB, MarioMARCK, Guy
    • C09K19/20C09K19/54C09K19/10C09K19/42
    • C09K19/10B42D25/364B42D2033/26C09K19/2007C09K19/2014C09K19/42C09K19/54C09K2019/0448C09K2219/03
    • The present invention relates to a method for the preparation of a birefringent layer of C-plate and O-plate type comprising polymerizing a composition comprising one or more liquid crystal of formula (I) wherein A 1 and A 2 denote independently from each other a polymerisable organic residue, Z 1 and Z 2 are independently from each other -CH(OH)-, -CO-, -O-, -CH 2 (CO)-, -SO-, -CH 2 (SO)-, -SO 2 -, -CH 2 (SO 2 )-, -COO-, -OCO-, -OCOO-, -COCF 2 -, -CF 2 CO-, -S-CO-, -CO-S-, -SOO-, -OSO-, -SOS-, -CH 2 -CH 2 -, -OCH 2 -, -CH 2 O-, -CH=CH-, -C≡C-, -CH=CH-COO-, -OCO-CH=CH-, -CH=N-, -CH(CH 3 )=N, -N=N- or a single covalent bond; preferably, -COO-, -OCO-, -OCOO-, more preferably -COO- and -OCO-, R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are independently from each other hydrogen, an aromatic, carbocyclic or heterocyclic group, -C 1 -C 40 aIkyl, -NO 2 , -CN or halogen; preferably R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are hydrogen, R 7 is C 1 -C 20 alkyl or C 1 -C 20 alkenyl, wherein any -CH 2 -group of C 1 -C 20 alkyl or C 1 -C 20 alkenyl may be replaced independently from each other by -O-, -COO- or -CO-, with the proviso that -O-, -COO- and/or -CO- are not linked together, and at least one organic compound, having a terminal polar group. Further, the present invention relates to birefringent layers of O-plate and C-plate types prepared according to the method of the invention, and to optical and electrooptical components, and devices comprising the birefringent layers according to the invention.
    • 本发明涉及一种制备C板和O型板双折射层的方法,包括使包含一种或多种式(I)的液晶的组合物聚合,其中A 1和A 2 2个独立地表示可聚合的有机残基Z 1和Z 2彼此独立地是-CH(OH) - , - CO-,-O - , - CH 2(CO) - , - SO - , - CH 2(SO) - , - SO 2 - , - CH 2(SO 2 - ) - , - COO-,-OCO-,-OCOO-,-COCF 2 - , - -CF 2 CO-,-S-CO-,-CO-S-,-SOO-,-OSO-,-SOS-,-CH 2 -CH ,-OCH 2 - , - CH 2 O - , - CH = CH - , - C = C - , - CH = CH -COO-,-OCO-CH = CH - , - CH = N - , - CH(CH 3 N)= N,-N = N-或单个共价键; 优选-COO-,-OCO-,-OCOO-,更优选-COO-和-OCO-,R 1,R 2,R 3, R 4,R 5和R 6彼此独立地为氢,芳族,碳环或杂环基,-C 烷基,-NO 2,-CN或卤素; C 1 -C 4烷基,-NO 2,-CN或卤素; 优选R 1,R 2,R 3,R 4,R 5, 和R 6是氢,R 7是C 1 -C 20烷基或C 1 -C 12烷基, 其中C 1 -C 20烷基的任何-CH 2 - 亚烷基,其中C 1 -C 20 - 或C 1 -C 20 - 烯基可以被-O - , - CO-或-CO-彼此独立地取代,条件是-O - , - COO-和/或-CO-不连接在一起,和至少一种具有末端极性基团的有机化合物。 此外,本发明涉及根据本发明的方法制备的O板和C板类型的双折射层以及包括本发明的双折射层的光学和电光学部件以及器件。
    • 2. 发明申请
    • VOLUME PHOTO-ALIGNED RETARDER
    • VOLUME PHOTO对齐的延迟器
    • WO2008031243A1
    • 2008-03-20
    • PCT/CH2007/000441
    • 2007-09-07
    • ROLIC AGSEIBERLE, HubertBACHELS, ThomasBENECKE, Carsten
    • SEIBERLE, HubertBACHELS, ThomasBENECKE, Carsten
    • G02B5/30G02F1/13363
    • G02F1/133636G02B5/3016G02F2413/09
    • This invention relates to a birefringent layer, wherein the direction of the optical axis varies along the thickness direction of the layer, comprising I): (i) a liquid crystal monomer or pre-polymer having polymerisable groups; and (ii) a monomer or oligomer or polymer having photo-orientable groups, and/or (iii) a liquid crystal monomer or pre-polymer, oligomer or polymer having photo-orientable and polymerisable groups, and (iv) and optionally further components, or II): (v) a liquid crystal monomer or pre-polymer, oligomer or polymer having photo-orientable and polymerisable groups, and (vi) and optionally further components, in addition, this invention relates to a method for the preparation of the birefringent layer, its uses and optical components thereof.
    • 本发明涉及一种双折射层,其中光轴的方向沿层的厚度方向变化,包括I):(i)具有可聚合基团的液晶单体或预聚物; 和(ii)具有光取代基团的单体或低聚物或聚合物,和/或(iii)具有光取向和可聚合基团的液晶单体或预聚物,低聚物或聚合物,和(iv)和任选的其它组分 ,或II):(v)具有光取向和可聚合基团的液晶单体或预聚物,低聚物或聚合物,和(vi)和任选的其它组分,本发明还涉及制备 双折射层,其用途和光学部件。