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Title: Conjugated polymer zwitterions and solar cells comprising conjugated polymer zwitterions

A conjugated polymer zwitterion includes repeating units having structure (I), (II), or a combination thereof ##STR00001## wherein Ar is independently at each occurrence a divalent substituted or unsubstituted C 3-30 arylene or heteroarylene group; L is independently at each occurrence a divalent C 1-16 alkylene group, C 6-30arylene or heteroarylene group, or alkylene oxide group; and R 1 is independently at each occurrence a zwitterion. A polymer solar cell including the conjugated polymer zwitterion is also disclosed.
Inventors:
; ; ;
Issue Date:
OSTI Identifier:
1455222
Assignee:
The University of Massachusetts (Boston, MA) EFRC
Patent Number(s):
9,991,443
Application Number:
15/056,395
Contract Number:
SC0001087
Resource Relation:
Patent File Date: 2016 Feb 29
Research Org:
The University of Massachusetts, Boston, MA (United States)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English