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US 8,278,346 B2Granted
Di-tin fused thiophene compounds and polymers and methods of making
AssigneeCorning Incorporated
InventorsMingqian He, Weijun Niu
Life of this patent
Estimating the term…
Abstract
Di-tin fused thiophene (FT) compounds, FT polymers, such as of the formula -{-(FTx)-(Ar)m-}n-, FT polymer containing articles or devices, and methods for making and using the FT compounds and polymers thereof of the formulas, as defined herein.
Claims16
A compound of the formula (I) or (II):
- where
- each R is independently —H, or a substituted or unsubstituted, (C1-24)hydrocarbyl;
- each R1 is independently —H, or a substituted or unsubstituted, (C1-10)hydrocarbyl;
- or a combination thereof, and a salt thereof.
1 more element
A polymer of the formula (11):
- where n is an integer of 5 to 20, and salts thereof.
A device comprising at least one polymer of the formula (III), (IV):
- where
- m and n, are independently integers from 1 to 20,
- each R is independently —H, or a substituted or unsubstituted, (C1-24)hydrocarbyl;
- and
- each Ar is independently a substituted or unsubstituted divalent aryl or heteroaryl,
- and a salt thereof, or a mixture thereof.
3 more elements
Dependencies are inferred from the claim text.