Resin, photosensitive resin composition, electronic component and display device using the same

A resin comprising at least one selected from a polyimide, polyamideimide, polyimide precursor, and a copolymer thereof, wherein each of said polyimide, polyamideimide, polyimide precursor and the copolymer thereof is a resin having a structure of at least one selected from structures represented by the following general formulae (1), (3) and (4):

• wherein, in the general formula (1), R1 and R2 each independently represents a halogen atom or a monovalent organic group having 1 to 3 carbon atoms,
• R3 and R4 each represents a group selected from a hydroxyl group and a carboxyl group,
• wherein, in the general formula (3), for R9 and R10:
• i) R9 represents a structure of general formula (1) or general formula (6), and R10 is an organic group having 2 to 50 carbon atoms, or
• ii) R9 is an organic group having 2 to 50 carbon atoms, and R10 represents a structure of general formula (7), or
• iii) R9 represents a structure selected of the general formula (1) or the general formula (6), and R10 represents a structure of the general formula (7),
• R11 represents hydrogen or an organic group having 1 to 10 carbon atoms,
• m3 is an integer of 1 or 2, and
• n2 represents a range of 10 to 100,000,
• wherein, in the general formula (4), for R12 and R13:
• i) R12 represents a structure of the general formula (1) or general formula (6), and R13 is an organic group having 2 to 50 carbon atoms, or
• ii) R12 is an organic group having 2 to 50 carbon atoms, and R13 represents a structure of general formula (7), or
• iii) R12 represents a structure selected from the general formula (1) or the general formula (6), and R13 represents a structure selected from the general formula (7),
• m4 is an integer of 0 or 1,
• c1 is an integer of 0 or 1, c1=1 when m4=0, and c1=0 when m4=1, and
• n3 represents a range of 10 to 100,000,
• wherein, in the general formula (6),
• R16 to R19 each independently represents a halogen atom or a monovalent organic group having 1 to 3 carbon atoms,
• R20 and R21 each represents a group selected from a hydroxyl group and a carboxyl group,
• X4 and X5 each represents a structure selected from an amide bond and an azomethine bond,
• b7 and b8 are integers of 0 to 4,
• wherein, in the general formula (7), R22 to R25 each independently represents a halogen atom or a monovalent organic group having 1 to 3 carbon atoms,
• R26 and R27 each represents a group selected from a hydroxyl group and a carboxyl group,
• X7 and X8 each represents a structure selected from an amide bond and an azomethine bond,
• b11 and b12 are integers of 0 to 3, and
• m5 and m6 are integers of 0 or 1,
• provided that:
• wherein when R10 of the general formula (3) represents a structure of the general formula (7), m5+m6=1 when m3=1, and m5+m6=2 when m3=2;
• and
• wherein when R13 of the general formula (4) represents a structure of the general formula (7), m5+m6=1 when m4=0, and m5+m6+2 when m4=1.