US 11,732,188 B2
Composition comprising a semiconducting light emitting nanoparticle
Yuki Hirayama, Tokyo (JP); Tomohisa Goto, Kanagawa (JP); Tadashi Kishimoto, Kanagawa (JP); Masayoshi Suzuki, Tokyo (JP); and Teruaki Suzuki, Kanagawa (JP)
Assigned to MERCK PATENT GMBH, Darmstadt (DE)
Appl. No. 16/768,259
Filed by MERCK PATENT GMBH, Darmstadt (DE)
PCT Filed Nov. 20, 2018, PCT No. PCT/EP2018/081880
§ 371(c)(1), (2) Date May 29, 2020,
PCT Pub. No. WO2019/105798, PCT Pub. Date Jun. 6, 2019.
Claims priority of application No. 17204654 (EP), filed on Nov. 30, 2017.
Prior Publication US 2021/0363421 A1, Nov. 25, 2021
Int. Cl. H01L 51/00 (2006.01); C09K 11/88 (2006.01); C08L 83/04 (2006.01); C09K 11/02 (2006.01); C09K 11/77 (2006.01); H01L 33/50 (2010.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01)
CPC C09K 11/883 (2013.01) [C08L 83/04 (2013.01); C09K 11/02 (2013.01); C09K 11/7715 (2013.01); C09K 11/7774 (2013.01); H01L 33/50 (2013.01); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01)] 21 Claims
 
1. A composition comprising at least one semiconducting light emitting nanoparticle, a polymer, and a poly siloxane,
wherein the nanoparticle comprises at least a core, optionally one or more shell layers,
wherein the polymer comprises at least an attaching group selected from one or more member of the group consisting of phosphine groups, phosphine oxide groups, phosphate groups, phosphonate groups, carboxyl groups, hetero cyclic groups, silane groups, sulfonic acids, hydroxyl groups, and phosphonic acids,
and
a 1st repeating unit represented by following chemical formula (II); (Ill), (IV), (V), (VI), (VII) or (VIII),

OG Complex Work Unit Chemistry
wherein
R1 is identical or different at each occurrence, selected from one or more member of the group consisting of a linear alkylene group or alkoxylene group having 1 to 40 carbon atoms, a branched alkylene group or alkoxylene group having 3 to 40 carbon atoms, a cycloalkane group having 3 to 40 carbon atoms, an alkenylene group having 2 to 40 carbon atoms, an arylene group having 3 to 40 carbon atoms, a hetero arylene group having 3 to 40 carbon atoms, and an aralkyl group having 4 to 40 carbon atoms, which may in each case be substituted by one or more radicals Ra, where one or more non-adjacent CH2 groups may be replaced by RaC═CRa, C≡C, Si(Ra)2, Ge(Ra)2, Sn(Ra)2, C═O, C═S, C═Se, C═NRa, P(═O)(Ra), SO, SO2, NRa, OS, or CONRa and where one or more H atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may be substituted by one or more radicals Ra,
Ra is at each occurrence, identically or differently, H, D, or an alkyl group having 1 to 20 carbon atoms, cyclic alkyl or alkoxy group having 3 to 40 carbon atoms, an aromatic ring system having 5 to 60 carbon ring atoms, or a hetero aromatic ring system having 5 to 60 carbon atoms, wherein H atoms may be replaced by D, F, Cl, Br, I; two or more adjacent substituents Ra here may also form a mono- or polycyclic, aliphatic, aromatic or heteroaromatic ring system with one another;
R2 is identical or different at each occurrence, selected from one or more member of the group consisting of a linear alkylene group or alkoxylene group having 1 to 40 carbon atoms, a branched alkylene group or alkoxylene group having 3 to 40 carbon atoms, a cycloalkane group having 3 to 40 carbon atoms, an alkenylene group having 2 to 40 carbon atoms, an arylene group having 3 to 40 carbon atoms, a hetero arylene group having 3 to 40 carbon atoms, and an aralkyl group having 4 to 40 carbon atoms, which may in each case be substituted by one or more radicals Ra, where one or more non-adjacent CH2 groups may be replaced by RaC═CRa, C≡C, Si(Ra)2, Ge(Ra)2, Sn(Ra)2, C═O, C═S, C═Se, C═NRa, P(═O)(Ra), SO, SO2, NRa, OS, or CONRa and where one or more H atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may be substituted by one or more radicals Ra;
R3 is identical or different at each occurrence, selected from one or more member of the group consisting of a linear alkylene group or alkoxylene group having 1 to 40 carbon atoms, a branched alkylene group or alkoxylene group having 3 to 40 carbon atoms, a cycloalkane group having 3 to 40 carbon atoms, an alkenylene group having 2 to 40 carbon atoms, an arylene group having 3 to 40 carbon atoms, a hetero arylene group having 3 to 40 carbon atoms, and an aralkyl group having 4 to 40 carbon atoms, which may in each case be substituted by one or more radicals Ra, where one or more non-adjacent CH2 groups may be replaced by RaC═CRa, C≡C, Si(Ra)2, Ge(Ra)2, Sn(Ra)2, C═O, C═S, C═Se, C═NRa, P(═O)(Ra), SO, SO2, NRa, OS, or CONRa and where one or more H atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may be substituted by one or more radicals Ra;
R4 is identical or different at each occurrence, selected from one or more member of the group consisting of a linear alkylene group or alkoxylene group having 1 to 40 carbon atoms, a branched alkylene group or alkoxylene group having 3 to 40 carbon atoms, a cycloalkane group having 3 to 40 carbon atoms, an alkenylene group having 2 to 40 carbon atoms, an arylene group having 3 to 40 carbon atoms, a hetero arylene group having 3 to 40 carbon atoms, and an aralkyl group having 4 to 40 carbon atoms, which may in each case be substituted by one or more radicals Ra, where one or more non-adjacent CH2 groups may be replaced by RaC═CRa, C≡C, Si(Ra)2, Ge(Ra)2, Sn(Ra)2, C═O, C═S, C═Se, C═NRa, P(═O)(Ra), SO, SO2, NRa, OS, or CONRa and where one or more H atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may be substituted by one or more radicals Ra;
R5 is a hydrogen atom, or methylene;
R6 is identical or different at each occurrence, selected from one or more member of the group consisting of a linear alkylene group or alkoxylene group having 1 to 40 carbon atoms, a branched alkylene group or alkoxylene group having 3 to 40 carbon atoms, a cycloalkane group having 3 to 40 carbon atoms, an alkenylene group having 2 to 40 carbon atoms, an arylene group having 3 to 40 carbon atoms, a hetero arylene group having 3 to 40 carbon atoms, and an aralkyl group having 4 to 40 carbon atoms, which may in each case be substituted by one or more radicals Ra, where one or more non-adjacent CH2 groups may be replaced by RaC═CRa, C≡C, Si(Ra)2, Ge(Ra)2, Sn(Ra)2, C═O, C═S, C═Se, C═NRa, P(═O)(Ra), SO, SO2, NRa, OS, or CONRa and where one or more H atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may be substituted by one or more radicals Ra;
“*” represents a connecting point; “n” is an integer.