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    • 2. 发明申请
    • PHOTOVOLTAIC CELL
    • 光伏电池
    • WO2007118815A2
    • 2007-10-25
    • PCT/EP2007/053454
    • 2007-04-10
    • CIBA SPECIALTY CHEMICALS HOLDING INC.CIBA SPECIALTY CHEMICALS S.P.A.LORENZETTI, CesareVITALE, Marcello
    • LORENZETTI, CesareVITALE, Marcello
    • H01L31/0352
    • H01L31/035209B82Y20/00H01L31/03529H01L31/18Y02E10/50Y10S977/773Y10S977/954
    • A photovoltaic cell of high efficiency may be obtained using metallic nanoparticles or nanostructures as the main light absorbing element in the photosensitive layer of the cell, which absorb the light through a surface plasmon or polaron mechanism. The cell comprises at least one photosensitive layer containing nanoparticles or nanostructures each between a n-doped and a p-doped charge transport layer, characterized in that • the nanoparticles or nanostructures are the main light absorbing element in the photosensitive layer, • the nanoparticles or nanostructures have metallic conductivity and absorb near infrared, visible and/or ultraviolet light through a surface plasmon or polaron mechanism, and • the nanoparticles or nanostructures have at least one of their dimensions of size between 0.1 and 500 nm. By exploiting the combination of electronic and size parameters, intense optical absorption at any wavelength within the solar spectrum (about 2500 and 300 nm) can be obtained and the whole range of the solar spectrum may be used.
    • 可以使用金属纳米颗粒或纳米结构作为细胞感光层中的主要光吸收元件,通过表面等离子体激元或极化子机制吸收光而获得高效率的光伏电池。 该电池包括至少一个包含纳米颗粒或纳米结构的感光层,每个光敏层在n掺杂和p掺杂的电荷传输层之间,其特征在于纳米颗粒或纳米结构是感光层中的主要光吸收元件,纳米颗粒或纳米结构具有 金属电导率并通过表面等离子体激元或极化子机制吸收近红外,可见光和/或紫外光,并且纳米颗粒或纳米结构具有尺寸在0.1和500nm之间的至少一个尺寸。 通过利用电子和尺寸参数的组合,可以获得在太阳光谱(约2500和300nm)内的任何波长处的强光吸收,并且可以使用太阳光谱的整个范围。
    • 5. 发明申请
    • NANO STRUCTURED UV ABSORBERS
    • 纳米结构紫外线吸收剂
    • WO2009080548A1
    • 2009-07-02
    • PCT/EP2008/067366
    • 2008-12-12
    • CIBA HOLDING INC.CIBA S.P.ADESTRO, MaraCIMITAN, SamantaLORENZETTI, CesareLAZZARI, Dario
    • DESTRO, MaraCIMITAN, SamantaLORENZETTI, CesareLAZZARI, Dario
    • C08K3/22C08K5/00
    • C08K3/22B82Y30/00C08K5/34C08K2201/011C08L21/00
    • The present invention relates to an UV absorbing polymer composition comprising effective amounts of (a1) a nanoparticulate oxide selected from oxides of the groups 4 and 12 of the periodic table, wherein the oxide is doped with In, Ga and/or Al, and (b1) a UV stabilizing/absorbing substance comprising a sterically hindered amine and/or a polymeric hydroxyphenyltriazine; or (a2) a nanoparticulate oxide selected from oxides of the groups 4 and 12, and (b2) a UV light stabilizing substance comprising a N-oxygen-substituted sterically hindered amine. Furthermore, the present invention relates to a polymer comprising said composition and the use of said composition as a UV absorber in polymers, particularly in agricultural films or packaging films. Finally, the present invention relates to a process for producing doped nanoparticulate metal oxides.
    • 本发明涉及一种UV吸收聚合物组合物,其包含有效量的(a1)选自元素周期表第4和12族的氧化物的纳米颗粒氧化物,其中该氧化物掺杂有In,Ga和/或Al,和( b1)包含空间位阻胺和/或聚合羟基苯基三嗪的UV稳定/吸收物质; 或(a2)选自组4和12的氧化物的纳米颗粒氧化物,和(b2)包含N-氧取代的空间位阻胺的UV光稳定物质。 此外,本发明涉及包含所述组合物的聚合物和所述组合物作为聚合物中的UV吸收剂的用途,特别是在农业膜或包装膜中。 最后,本发明涉及一种制备掺杂的纳米颗粒金属氧化物的方法。
    • 8. 发明申请
    • DEGRADABLE MATERIAL
    • 可降解材料
    • WO2009135813A1
    • 2009-11-12
    • PCT/EP2009/055341
    • 2009-05-04
    • BASF SECIBA S.P.A.PASTI, ClaudiaLORENZETTI, CesareSCHLINGLOFF, GuntherGARDI, StefanoSALA, Massimiliano
    • PASTI, ClaudiaLORENZETTI, CesareSCHLINGLOFF, GuntherGARDI, StefanoSALA, Massimiliano
    • C08K5/00C08K5/098C08K5/17C08K5/34A01G13/02
    • A01G13/0275
    • A composition containing the components (A), (B-I) and (B-Il) wherein component (A) is an organic polymer; component (B-I) is an amine derivative of the formula (I) N(X 1 )(X 2 )(X 3 ) wherein X 1 is C 8 -C 36 alkyl or C 8 -C 36 alkenyl; X 2 is hydrogen, C 1 C 36 alkyl, C 2 -C 36 alkyl substituted by 1, 2 or 3 radicals selected from the group consisting of -OH and -N(Y 11 )(Y 12 ); C 8 -C 36 alkenyl or C 5 -C 8 cycloalkyl; or X 1 and X 2 , together with the nitrogen atom, form morpholino; X 3 is C 1 C 36 alkyl, C 2 -C 36 alkyl substituted by 1, 2 or 3 radicals selected from the group consisting of -OH and -N(Y 11 )(Y 12 ); C 8 -C 36 alkenyl, C 5 -C 8 cycloalkyl or a group of the formula (a) or the radicals X 2 and X 3 form together a group of the formula (b), (c) or (d) Y 11 and Y 12 are independently of one another hydrogen, C 8 -C 36 alkyl or C 2 -C 36 hydroxyalkyl; Y 21 and Y 22 are independently of one another a group -N(Y 11 )(Y 12 ) or morpholino; Y 31 is C 8 -C 36 alkyl or C 8 -C 38 alkenyl; Y 41 and Y 42 are independently of one another C 8 -C 36 alkyl or C 8 -C 38 alkenyl; Y 51 is C 8 -C 36 alkyl or C 8 -C 36 alkenyl; if X 2 and X 3 form together a group of the formula (d), X 1 can additionally be C 2 -C 36 hydroxyalkyl; and component (B-Il) is an inorganic or organic salt of a transition metal.
    • 含有组分(A),(B-I)和(B-II)的组合物,其中组分(A)是有机聚合物; 组分(B-I)是式(I)N(X1)(X2)(X3)的胺衍生物,其中X1是C8-C36烷基或C8-C36烯基; X2是氢,C1C36烷基,被1,2或3个选自-OH和-N(Y11)(Y12)的基团取代的C2-C36烷基。 C 8 -C 36烯基或C 5 -C 8环烷基; 或X1和X2与氮原子一起形成吗啉代; X3是C1C36烷基,被1,2和3个选自-OH和-N(Y11)(Y12)的基团取代的C2-C36烷基。 C 8 -C 36烯基,C 5 -C 8环烷基或式(a)的基团或基团X 2和X 3一起形成式(b),(c)或(d)的基团Y 11和Y 12彼此独立地为氢, C 8 -C 36烷基或C 2 -C 36羟烷基; Y 21和Y 22彼此独立地为基团-N(Y 11)(Y 12)或吗啉代; Y31是C8-C36烷基或C8-C38烯基; Y 41和Y 42彼此独立地为C 8 -C 36烷基或C 8 -C 38烯基; Y51为C8-C36烷基或C8-C36烯基; 如果X2和X3一起形成式(d)的基团,则X1可以另外是C 2 -C 36羟烷基; 和组分(B-11)是过渡金属的无机或有机盐。