Silicone skeleton-containing polymer, photo-curable resin composition, photo-curable dry film, laminate, and patterning process

A silicone skeleton-containing polymer comprising a silicone skeleton shown by the following formula (1) and having a weight average molecular weight of 3,000 to 500,000,

• wherein R1 to R4 each independently represent a monovalent hydrocarbon group having 1 to 8 carbon atoms;
• “m” and “n” are each independently an integer of 0 to 300;
• the both of “a” and “b” are positive numbers satisfying a+b=1;
• each of “X” independently represents a linking group selected from the divalent groups shown by the following general formulae (2), (3), (4), (5), and (6), and when the molar numbers of units shown by the following general formulae (2), (3), (4), (5), and (6) are defined as “c”, “d”, “e”, “f”, and “g” respectively, each of “c”, “d”, “e”, and “g” is 0 or a positive number, and “f” is a positive number, with the proviso that c+d+e is a positive number,
• wherein “V” and “Z” each independently represent a divalent organic group selected from the following
• “j” and “p” are each independently 0 or 1, R5 and R8 each independently represents a hydrogen atom or a methyl group, “h” and “k” are each independently an integer of 0 to 7, R6, R7, R9, and R10 each independently represent the same or different group selected from alkyl groups and alkoxy groups having 1 to 4 carbon atoms, and “i” and “r” are each independently any of 0, 1, and 2;
• wherein R11 represents a hydrogen atom or a methyl group, and “q” is an integer of 0 to 7,
• wherein “Y” is a divalent organic group, each of R12 independently represents the same or different moiety selected from a hydrogen atom, monovalent hydrocarbon groups having 1 to 8 carbon atoms, and monovalent hydrocarbon groups having 1 to 8 carbon atoms partly substituted with a halogen atom, each of R13 independently represents the same or different alkylene group having 1 to 8 carbon atoms, Rx is a single bond or a group to form a ring structure with Rxx by ring closure, and Rxx is a hydrogen atom or a monovalent hydrocarbon group having 1 to 8 carbon atoms,
• wherein “t” and “u” are each independently an integer of 0 to 300, R14 represents a hydrogen atom or a methyl group, R15 and R16 each independently represent a monovalent hydrocarbon group having 1 to 8 carbon atoms, and “s” is an integer of 0 to 7.