biostudies-literatureDitte KAlexander von Humboldt FoundationDeutsche ForschungsgemeinschaftAlexander von Humboldt-StiftungUniversity of JordanFonds der Chemischen IndustrieLeibniz-Institut für Polymerforschung DresdenGerman Excellence Initiative via the Cluster of Excellencee2005416https://www.ebi.ac.uk/biostudies/studies/S-EPMC11468703biostudies-literatureUnknown33(4)Polymer semiconductors (PSCs) are an essential component of organic field-effect transistors (OFETs), but their potential for stretchable electronics is limited by their brittleness and failure susceptibility upon strain. Herein, a covalent connection of two state-of-the-art polymers-semiconducting poly-diketo-pyrrolopyrrole-thienothiophene (PDPP-TT) and elastomeric poly(dimethylsiloxane) (PDMS)-in a single triblock copolymer (TBC) chain is reported, which enables high charge carrier mobility and low modulus in one system. Three TBCs containing up to 65 wt% PDMS were obtained, and the TBC with 65 wt% PDMS content exhibits mobilities up to 0.1 cm²  V^-1  s^-1 , in the range of the fully conjugated reference polymer PDPP-TT (0.7 cm²  V^-1  Advanced materials (Deerfield Beach, Fla.)Ultrasoft and High-Mobility Block Copolymers for Skin-Compatible Electronics.PMC11468703KR4364/4EXC 1056436376809Hambsch MLissel FDitte KFormanek PChae SAl-Hussein MMannsfeld SCBKiriy APerez JKomber HFery AfalseUltrasoft and High-Mobility Block Copolymers for Skin-Compatible Electronics.Polymer semiconductors (PSCs) are an essential component of organic field-effect transistors (OFETs), but their potential for stretchable electronics is limited by their brittleness and failure susceptibility upon strain. Herein, a covalent connection of two state-of-the-art polymers-semiconducting poly-diketo-pyrrolopyrrole-thienothiophene (PDPP-TT) and elastomeric poly(dimethylsiloxane) (PDMS)-in a single triblock copolymer (TBC) chain is reported, which enables high charge carrier mobility and low modulus in one system. Three TBCs containing up to 65 wt% PDMS were obtained, and the TBC with 65 wt% PDMS content exhibits mobilities up to 0.1 cm²  V^-1  s^-1 , in the range of the fully conjugated reference polymer PDPP-TT (0.7 cm²  V^-1  2021-01-01T00:00:00Z2021 Jan2025-04-04T13:54:11.842Z2025-04-04T13:54:11.842ZS-EPMC114687033331437510.1002/adma.202005416