Polyamide combination film prepared by using same, and display device including the film

A polyamide combination comprising:

• a first polyamide comprising a repeating unit represented by the following Chemical Formula 1, a repeating unit represented by the following Chemical Formula 2, or a combination thereof;
• and
• a second polyamide comprising a repeating unit represented by the following Chemical Formula 3:
• wherein, in Chemical Formula 1,
• R1 is the same or different in each repeating unit, and each R1 independently comprises a substituted or unsubstituted C3 to C30 alicyclic organic group, a substituted or unsubstituted C6 to C30 aromatic organic group, or a substituted or unsubstituted C2 to C30 heterocyclic group,
• R2 is the same or different in each repeating unit, and each R2 is independently a substituted or unsubstituted C6 to C30 aromatic organic group,
• R3 and R4 are the same or different and are each independently a halogen, a hydroxyl group, an ether group (—OR200, wherein R200 is a C1 to C10 aliphatic organic group), a silyl group (—SiR201R202R203, wherein R201, R202, and R203 are the same or different, and are each independently hydrogen or a C1 to C10 aliphatic organic group), a substituted or unsubstituted C1 to C10 aliphatic organic group, or a C6 to C20 aromatic organic group, and
• n1 and n2 are each independently an integer ranging from 0 to 4,
• wherein, in Chemical Formula 2,
• R5 is the same or different in each repeating unit, and each R5 is independently a substituted or unsubstituted C6 to C30 aromatic organic group,
• R6 and R7 are the same or different and are each independently an electron withdrawing group,
• R8 and R9 are the same or different and are each independently a halogen, a hydroxyl group, an ether group (—OR204, wherein R204 is a C1 to C10 aliphatic organic group), a silyl group (—SiR205R206R207, wherein R205, R206, and R207 are the same or different and are each independently hydrogen or a C1 to C10 aliphatic organic group), a substituted or unsubstituted C1 to C10 aliphatic organic group, or a C6 to C20 aromatic organic group,
• n3 is an integer ranging from 1 to 4, n5 is an integer ranging from 0 to 3, n3+n5 is an integer of 1 to 4,
• n4 is an integer ranging from 1 to 4, n6 is an integer ranging from 0 to 3, and n4+n6 is an integer of 1 to 4,
• wherein, in Chemical Formula 3,
• R10 is the same or different in each repeating unit, and each R10 is independently a noncyclic Si-containing group, a noncyclic P-containing group, a noncyclic S-containing group, a halogen-substituted C1 to C10 aliphatic organic group, or a noncyclic ether bond (—O—)-containing group,
• R11 is the same or different in each repeating unit, and each R11 is independently a substituted or unsubstituted C6 to C30 aromatic organic group,
• R12 and R13 are the same or different in each repeating unit and are each independently a single bond or a substituted or unsubstituted C6 to C20 aromatic organic group,
• R14 and R15 are the same or different and are each independently a halogen, a hydroxyl group, an ether group (—OR200, wherein R200 is a C1 to C10 aliphatic organic group), a silyl group (—SiR201R202R203, wherein R201, R202, and R203 are the same or different, and are each independently hydrogen or a C1 to C10 aliphatic organic group), a substituted or unsubstituted C1 to C10 aliphatic organic group, or a C6 to C20 aromatic organic group, and
• n7 and n8 are each independently integers ranging from 0 to 4.