COPOLYMERS FOR SOLAR CELLS BASED ON ACRIDONIC UNITS
    5.
    发明申请
    COPOLYMERS FOR SOLAR CELLS BASED ON ACRIDONIC UNITS 有权
    基于ACRIDONIC单位的太阳能电池共聚物

    公开(公告)号:US20130001474A1

    公开(公告)日:2013-01-03

    申请号:US13516857

    申请日:2010-12-15

    IPC分类号: C08G75/32 C08G73/08 H01B1/12

    摘要: The present invention relates to copolymers for solar cells based on acridonic units comprising: a monomeric unit (A) having general formula (I) wherein X is S or Se, Y is 0, S or NR′ and R′, R′, the same or different, are C4-C24 alkyl groups, aryl groups optionally substituted with other functional groups, acyl groups or thioacyl groups; at least one monomer unit (B) having general formula (II) wherein Z is 0, S, Se or N—R″, wherein R″ is a C4-C24 alkyl group, an aryl group op-tionally substituted with other functional groups, an acyl group or thioacyl group, said monomeric unit (B) being connected to any position available of a hetero-aromatic side ring of the unit (A) through one of the two positions indicated by the dashed lines in general formula (II). Photovoltaic devices comprising said alternating π-conjugated polymers are also described.

    摘要翻译: 本发明涉及基于吖啶单体的太阳能电池用共聚物,包括:具有通式(I)的单体单元(A),其中X为S或Se,Y为0,S或NR',R',R', 相同或不同的是C 4 -C 24烷基,任选被其它官能团取代的芳基,酰基或硫代酰基; 至少一种具有通式(II)的单体单元(B),其中Z为0,S,Se或N-R“,其中R”为C 4 -C 24烷基,被其它官能团取代的芳基 ,酰基或硫代酰基,所述单体单元(B)通过通式(II)中的虚线所示的两个位置之一连接到单元(A)的杂芳族侧环的任何位置上, 。 还描述了包含所述交替共轭聚合物的光伏器件。

    Process for the preparation of crystalline vinylaromatic polymers with a
predominant syndiotactic structure
    8.
    发明授权
    Process for the preparation of crystalline vinylaromatic polymers with a predominant syndiotactic structure 失效
    制备具有主要间同立构结构的结晶乙烯基芳族聚合物的方法

    公开(公告)号:US5721327A

    公开(公告)日:1998-02-24

    申请号:US805247

    申请日:1997-02-24

    IPC分类号: C08F4/643 C08F12/04 C07F7/00

    CPC分类号: C08F12/04 Y10S526/943

    摘要: Process for the preparation of crystalline vinylaromatic polymers with a predominant syndiotactic structure which involves polymerizing vinylaromatic monomers in the presence of a catalytic system comprising: a titanium complex having general formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4, the same or different, represent a hydrogen atom or a C.sub.1 -C.sub.20 alkyl radical or a C.sub.6 -C.sub.20 arylalkyl or aryl radical, on the condition that at least one of these is different from hydrogen.

    摘要翻译: 制备具有主要间同立构结构的结晶乙烯基芳族聚合物的方法,其包括在催化体系存在下聚合乙烯基芳族单体,包括:具有通式(I)的钛络合物:其中R1,R2,R3和 R 4相同或不同,表示氢原子或C 1 -C 20烷基或C 6 -C 20芳基烷基或芳基,条件是它们中的至少一个不同于氢。

    Polyester compositions with a high crystallization rate
    10.
    发明授权
    Polyester compositions with a high crystallization rate 失效
    具有高结晶速率的聚酯组合物

    公开(公告)号:US5334343A

    公开(公告)日:1994-08-02

    申请号:US850041

    申请日:1992-03-12

    CPC分类号: C08K5/12

    摘要: Polyester compositions with a high crystallization rate obtained by mixing, at a high temperature, a polyester resin with at least one organic compound having the general formula:ROOC--Ar--OOC--Ar'--COO--Ar--COOR (I)where R represents a hydrogen atom or a C.sub.1 -C.sub.4 alkyl radical whereare Ar and Ar', either the same or different, represent a simple or condensed aromatic radical containing from 6 to 12 carbon atoms, and cooling the mixture thus obtained to room temperature.

    摘要翻译: 通过在高温下将聚酯树脂与至少一种具有以下通式的有机化合物:ROOC-Ar-OOC-Ar'-COO-Ar-COOR(I)混合而获得的具有高结晶速率的聚酯组合物,其中R表示 氢原子或C1-C4烷基,其中Ar和Ar'相同或不同,表示含有6至12个碳原子的简单或缩合的芳族基团,并将由此获得的混合物冷却至室温。