Organic semiconductor compositions including plasticizers
View Patent ↗A composition, comprising a solid mixture of organic semiconductor molecules and plasticizer molecules.
1. A composition, comprising:
a solid mixture of organic semiconductor molecules and plasticizer molecules,
wherein the solid mixture comprises at least about 50% by weight of the plasticizer molecules.
2. The composition of claim 1 , wherein the organic semiconductor molecules comprise a polymer.
3. The composition of claim 1 , wherein the plasticizer is a solid at about 25° C. and about 100 kPa.
4. The composition of claim 1 , wherein the plasticizer molecule comprises at least one pendent group, the at least one pendant group comprising a cyclic moiety.
5. The composition of claim 1 , wherein the plasticizer comprises a phthalate ester.
6. An apparatus, comprising:
an electronic device having an organic semiconductor channel, and first and second electrodes in contact with the channel, the channel comprising a solid mixture of:
organic semiconductor molecules; and
plasticizer molecules,
wherein the channel comprises at least about 50% by weight plasticizer molecules.
7. The apparatus of claim 6 , wherein the device is a field-effect transistor (FET).
8. The apparatus of claim 6 , wherein the organic semiconductor molecules comprise a polymer.
9. The apparatus of claim 6 , further comprising an interphase layer located between the channel and a substrate, the interphase layer including a mixture of said semiconductor molecules from the solid mixture and molecules from the substrate.
10. The apparatus of claim 9 , wherein the substrate comprises polyethylene terephthalate.
11. The apparatus of claim 6 , wherein the plasticizer comprises a phthalate ester.
12. The apparatus of claim 6 , wherein the plasticizer is a solid at about 25° C. and about 100 kPa.
13. A composition, comprising:
a solid mixture of:
organic semiconductor molecules; and
plasticizer molecules,
wherein said plasticizer molecules are a solid at about 25° C. and about 100 kPa.
14. The composition of claim 13 , wherein the solid mixture comprises at least about 50% by weight plasticizer molecules.
15. The composition of claim 13 , wherein the organic semiconductor molecules comprise a monodisperse compound.
16. The composition of claim 13 , wherein the plasticizer molecule comprises at least one pendent group, the at least one pendant group comprising a cyclic moiety.
17. The composition of claim 13 , wherein the plasticizer comprises a phthalate ester.
18. The composition of claim 1 , wherein said mixture is a solid solution of said organic semiconductor molecules and said plasticizer molecules.
19. The apparatus of claim 6 , wherein said mixture is a solid solution of said organic semiconductor molecules and said plasticizer molecules.
20. The composition of claim 13 , wherein said mixture is a solid solution of said organic semiconductor molecules and said plasticizer molecules.