POLYMERS FOR PHOTOVOLTAIC APPLICATIONS

    公开(公告)号:US20220359827A1

    公开(公告)日:2022-11-10

    申请号:US17726802

    申请日:2022-04-22

    Abstract: A method of combining different materials to produce the polymer In this polymer X1, X2, X3, and X4 are independently selected from the group consisting of: F, Cl, H, and combinations thereof. Additionally, in this polymer R15, R16, R17, and R18 are independently selected from the group consisting of: F, Cl, H, and combinations thereof. Finally, in this polymer R1, R2, R3, R4, R5, R6, R7, and R8 are independently selected from unsubstituted branched alkyls with 1 to 60 carbon atoms unsubstituted or substituted branched alkyls with 1 to 60 carbon atoms and unsubstituted or substituted linear alkyls with 1 to 60 carbon atoms.

    High performance wide-bandgap polymers for organic photovoltaics

    公开(公告)号:US11274178B2

    公开(公告)日:2022-03-15

    申请号:US16038364

    申请日:2018-07-18

    Abstract: A copolymer comprising a repeat unit A, wherein repeat unit A comprises a repeat unit B, wherein repeat unit B comprises and at least one optional repeat unit D, wherein repeat unit D comprises an aryl group. In this copolymer, X1, X2, X3, and X4 are independently selected from the group consisting of: H, Cl, F, CN, alkyl, alkoxy, ester, ketone, amide and aryl groups and R1, R2, R3, R4, R5 and R6 are independently selected from the group consisting of: H, Cl, F, CN, alkyl, alkoxy, alkylthio, ester, ketone and aryl groups.

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