	US 7,550,554 B2
	Aryl amine polymer, thin film transistor using the new aryl amine polymer, and method of manufacturing the thin film transistor
Toshiya Sagisaka, Yokohama (Japan); Masaomi Sasaki, Susono (Japan); Masafumi Torii, Yokohama (Japan); Shinichi Kawamura, Ushiku (Japan); Takashi Okada, Yokohama (Japan); Yoshinobu Nakayama, Setagaya-ku (Japan); Yoshikazu Akiyama, Yokohama (Japan); Hitoshi Kondoh, Sagamihara (Japan); Hidenori Tomono, Yokohama (Japan); and Takumi Yamaga, Yokohama (Japan)
Assigned to Ricoh Company, Ltd., Yokohama-shi (Japan)
Filed on Dec. 05, 2006, as Appl. No. 11/566,728.
Application 11/566728 is a division of application No. 10/777095, filed on Feb. 13, 2004, granted, now 7,166,689.
Claims priority of application No. 2003-035582 (JP), filed on Feb. 13, 2003; application No. 2003-185402 (JP), filed on Jun. 27, 2003; application No. 2003-307561 (JP), filed on Aug. 29, 2003; application No. 2003-373723 (JP), filed on Oct. 31, 2003; application No. 2004-24866 (JP), filed on Jan. 30, 2004; application No. 2004-24867 (JP), filed on Jan. 30, 2004; application No. 2004-24878 (JP), filed on Jan. 30, 2004; and application No. 2004-27234 (JP), filed on Feb. 03, 2004.
Prior Publication US 2007/0092760 A1, Apr. 26, 2007
This patent is subject to a terminal disclaimer.
Int. Cl. C08G 73/02 (2006.01); C08G 73/00 (2006.01)

U.S. Cl. 528—422 [528/86; 429/128; 428/690; 428/917; 427/59]

21 Claims

1. An organic semiconductor material comprising:

a polymer comprising a repeat unit represented by the following formula (I):

wherein, Ar¹represents a substituted aromatic hydrocarbon group or a non-substituted aromatic hydrocarbon group, Ar²and Ar³each, independently, represent a divalent aromatic hydrocarbon selected from the group consisting of substituted or non-substituted monocyclic aromatic hydrocarbons, substituted or non-substituted non-condensed polycylic aromatic hydrocarbons and substituted or a non-substituted condensed polycylic aromatic hydrocarbons and Ar⁴represents a bivalent group of benzene, thiophene, biphenyl or anthracene, each of which can optionally have a substituent; and

a compound represented by the following formula (VII):

wherein, n is 0 or 1, Ar′ represents a substituted aryl group or a non-substituted aryl group, R¹³and R¹⁴each, independently, represents a hydrogen atom, a substituted or non-substituted alkyl group, or a substituted or non-substituted aryl group, wherein Ar′ and R¹³can optionally combine to form a ring, A represents a 9-anthryl group, a substituted or non-substituted carbazolyl group, a group represented by the following formula (1), or a group represented by the following formula (2):

wherein R¹⁵and R¹⁶each, independently, represents a hydrogen atom, an alkyl group, alkoxyl group, a halogen atom or a group represented by the following formula (3):

wherein, R¹⁷and R¹⁸each, independently, represents a substituted or non-substituted alkyl group or a substituted or non-substituted aryl group, wherein R¹⁷and R¹⁸can optionally combine to form a ring.