US 11,950,491 B2
Semiconductor mixed material and application thereof
Yi-Ming Chang, Hsinchu (TW); Chuang-Yi Liao, Hsinchu (TW); Wei-Long Li, Hsinchu (TW); Yu-Tang Hsiao, Hsinchu (TW); Chun-Chieh Lee, Hsinchu (TW); Chia-Hua Li, Hsinchu (TW); and Huei-Shuan Tan, Hsinchu (TW)
Assigned to RAYNERGY TEK INCORPORATION, Hsinchu (TW)
Filed by Raynergy Tek Incorporation, Hsinchu (TW)
Filed on Nov. 17, 2020, as Appl. No. 16/950,600.
Claims priority of application No. 109114201 (TW), filed on Apr. 28, 2020.
Prior Publication US 2021/0336148 A1, Oct. 28, 2021
Int. Cl. H10K 85/10 (2023.01); C07D 495/22 (2006.01); C08G 61/12 (2006.01); C08K 3/04 (2006.01); C08K 5/45 (2006.01); C08K 5/46 (2006.01); C08K 13/06 (2006.01); H10K 85/20 (2023.01); H10K 85/60 (2023.01); H10K 30/30 (2023.01)
CPC H10K 85/113 (2023.02) [C07D 495/22 (2013.01); C08G 61/126 (2013.01); C08K 3/045 (2017.05); C08K 5/45 (2013.01); C08K 5/46 (2013.01); C08K 13/06 (2013.01); H10K 85/151 (2023.02); H10K 85/215 (2023.02); H10K 85/621 (2023.02); H10K 85/626 (2023.02); H10K 85/655 (2023.02); H10K 85/6576 (2023.02); C08G 2261/122 (2013.01); C08G 2261/124 (2013.01); C08G 2261/1412 (2013.01); C08G 2261/1424 (2013.01); C08G 2261/3223 (2013.01); C08G 2261/3246 (2013.01); C08G 2261/3247 (2013.01); C08G 2261/514 (2013.01); C08K 2201/001 (2013.01); C08K 2201/011 (2013.01); H10K 30/30 (2023.02)] 8 Claims
OG exemplary drawing
 
1. A semiconductor mixed material, comprising:
an electron donor which is a random copolymer with at least two structural units randomly arranged comprising the structure of Formula V:

OG Complex Work Unit Chemistry
wherein, the structural units comprise A and B, the electron donor comprises continuous a plurality of monomers with Formula V, and the number of A and B of each monomer with Formula V is random, and an arrangement with A and B of each monomer is random, without an arrangement with only a single A and a single B of each monomer;
X is selected from one of following: C, S, N, and O;
X1 to X4 can be the same or different, and X1 to X4 are independently selected from the group consisting of C, C—F, C—Cl, C—Br, and C—I;
Ar5 to Ar8 an be the same or different, and Ar5 to Ar8 are independently selected from the group consisting of C1-C30 fused ring with and without substituents, C1-C30 fused heteroaromatic ring with and without substituents, C1-C30 fused heterocyclic ring with and without substituents, benzene ring with and without substituents, five-membered ring with and without substituents, and six-membered ring with and without substituents, wherein Formula V comprises at least one of Ar5≠Ar5≠ and Ar7≠Ar8;
π5 and π6 can be the same or different, and π5 and π6 are independently selected from the group consisting of C8-C30 fused ring with and without substituents, C8-C30 fused heteroaromatic ring with and without substituents, C8-C30 fused heterocyclic ring with and without substituents, wherein Ar5 to Ar8 are different from π5 and π6;
a to f can be the same or different, and a to f are integers independently selected from 1 to 5; and
the sum of x and y is 1, x≠0 and y≠0;
a first electron acceptor with an energy gap less than 1.4 eV, the first electron acceptor comprising a structure of Formula 1:

OG Complex Work Unit Chemistry
wherein R1 and R2 can be the same or different, and R1 and R2 are independently selected from the group consisting of C1-C30 alkyl chain with and without substitutents, and halogen;
Ar1, Ar2, EG1 and EG2 can be the same or different, and Ar1, Ar2, EG1 and EG2 are independently selected from the group consisting of C1-C30 fused ring with and without substituents, C1-C30 fused heteroaromatic ring with and without substituents, and C1-C30 fused heterocyclic ring with and without substituents, benzene ring with and without substituents, five-membered heterocyclic ring with and without substituents, and six-membered heterocyclic ring with and without substituents; and
π1 and π2 can be the same as or different from each other, and π1 and π2 are independently selected from the group consisting of C1-C30 fused rings with and without substituents, C1-C30 fused heterocyclic ring with and without substituents, C1-C30 fused ring with and without substituents, benzene ring with and without substituents, five-membered ring with and without substituents, and six-membered ring with and without substituents, alkene with and without substituents and alkyne with and without substituents, wherein m is an integer selected from 0 to 5; and
a second electron acceptor, wherein at least one of molecular stack ability, π-π* stack ability, and crystallinity of the second electron acceptor is less than that of the first electron acceptor;
wherein, the electron donor is configured as a substrate for mixing the first electron acceptor and the second electron acceptor.