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US 8,895,675 B2Granted
Block copolymer
AssigneeSumitomo Chemical Company, Limited
InventorsDaisuke Fukushima, Hideyuki Higashimura, Akihiko Okada, Kazuei Ohuchi, Makoto Anryu
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AssigneeSumitomo Chemical Company, Limited
InventorsDaisuke Fukushima, Hideyuki Higashimura, Akihiko Okada, Kazuei Ohuchi, Makoto Anryu
Estimating the term…
A block copolymer comprising two or more of blocks of the following formula (1), wherein at least two of a plurality of m's present in the copolymer represent a number of 5 or more, Ar's in adjacent two blocks in the copolymer are mutually different, and the copolymer has two Ar's when composed of 2 blocks of the formula (1), has two or more Ar's when composed of 3 blocks of the formula (1) and has four or more Ar's when composed of 4 or more blocks of the formula (1): (in the formula (1), Ar represents a conjugative divalent group and represents the same divalent group in an identical block, and m represents a number of 1 or more showing the number average polymerization degree of Ar present in one block).
A block copolymer consisting essentially of two or more of blocks of the following formula (1):
A polymer composition comprising at least one material selected from the group consisting of hole transporting materials, electron transporting materials and light emitting materials, and a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A solution comprising a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A solution comprising a polymer composition comprising at least one material selected from the group consisting of hole transporting materials, electron transporting materials and light emitting materials, and a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A light emitting thin film consisting essentially of a block copolymer comprising two or more of blocks of the following formula (1):
An electric conductive film comprising a block copolymer consisting essentially of two or more of blocks of the following formula (1):
An organic semiconductor thin film consisting essentially of a block copolymer comprising two or more of blocks of the following formula (1):
An organic transistor having an organic semiconductor thin film consisting essentially of a block copolymer comprising two or more of blocks of the following formula (1):
A method of forming a thin film comprising a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A polymer light emitting device having an organic layer between electrodes composed of an anode and a cathode wherein the organic layer comprises a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A sheet light source comprising a polymer light emitting device having an organic layer between electrodes composed of an anode and a cathode wherein the organic layer comprises a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A segment display comprising a polymer light emitting device having an organic layer between electrodes composed of an anode and a cathode wherein the organic layer comprises a block copolymer consisting essentially of two or more of blocks of the following formula (1):
A dot matrix display comprising a polymer light emitting device having an organic layer between electrodes composed of an anode and a cathode wherein the organic layer comprises a block copolymer consisting esstially of two or more of blocks of the following formula (1):
A liquid crystal display comprising a polymer light emitting device having an organic layer between electrodes composed of an anode and a cathode wherein the organic layer comprises a block copolymer consisting essentially of two or more of blocks of the following formula (1):
Dependencies are inferred from the claim text.