Table 5.

Structure of thienyl-substituted DPP polymers used in photovoltaic devices.

Polymer	Type	R	Ara	MW [kDa]	Ref.
P-27	I	2-ethylhexyl		67	55
P-28	I	2-hexyldecyl		54	56
P-29	I	2-ethylhexyl		31.1	60
P-30	I	2-ethylhexyl		18.6	60
P-31	I	2-hexyldecyl		62	63
P-32	I	2-butyloctyl		31	63
P-33	I	2-ethylhexyl		17	63
P-34	I	2-ethylhexyl		15.3	61
P-35	I	2-ethylhexyl		20.4	60
P-36	I	hexyl		19	51,64
P-37	I	2-ethylhexyl		47.7	60
P-38	I	n-octyl		30	58,59
P-39	I	2-ethylhexyl		91.3	61
P-40	I	2-ethylhexyl		15.3	61
P-41	I	n-butyl		18.9	62
P-42	I	2-butyloctyl		68	63
P-43	I	2-ethylhexyl		12	63
P-44	I	2-hexyldecyl	none	322	63
P-45	II	octyl		8	58
P-46	II	octyl		5	58

^aEH = 2-ethylhexyl.