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US 2015/0147554 A1Published application
Composition for preparing polyimide, polyimide, and article including same
AssigneeSamsung Electronics Co., Ltd.
InventorsJungha CHAE, Byung Hee SOHN
Life of this patent
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Abstract
A composition for preparing a polyimide including a tetracarboxylic dianhydride mixture including a tetracarboxylic dianhydride represented by Chemical Formula 1A, Chemical Formula 1B, or a combination thereof, a tetracarboxylic dianhydride represented by Chemical Formula 2, and a diamine represented by Chemical Formula 3: NH2—R1—NH2 Chemical Formula 3 wherein in Chemical Formulae 1A, 1B, 2 and 3, definitions of groups and substituents are described in the specification.
Claims20
A composition for preparing a polyimide comprising a tetracarboxylic dianhydride mixture comprising
- a tetracarboxylic dianhydride represented by Chemical Formula 1A, Chemical Formula 1B, or a combination thereof,
- a tetracarboxylic dianhydride represented by Chemical Formula 2, and
- a diamine represented by Chemical Formula 3:
- wherein in Chemical Formulae 1A, 1B, and 2,
- R10 is a single bond, a substituted or unsubstituted C1 to C30 aliphatic organic group, 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,
- R12 and R13 are the same or different and are independently a halogen, a hydroxyl group, a substituted or unsubstituted C1 to C10 aliphatic organic group, a substituted or unsubstituted C6 to C20 aromatic organic group, a group of formula —OR205, wherein R205 is a C1 to C10 aliphatic organic group, or a silyl group of formula —SiR209R210R211, wherein R209, R210, and R211 are the same or different and are independently a hydrogen or a C1 to C10 aliphatic organic group,
- L1 and L2 are the same or different and are independently a single bond or a C1-C5 alkylene group, and
- n7 and n8 are the same or different and are independently an integer ranging from 0 to 3;
- NH2—R1—NH2 Chemical Formula 3
- In Chemical Formula 3,
- R1 is a substituted or unsubstituted C1 to C30 aliphatic organic group, or a substituted or unsubstituted C6 to C30 aromatic organic group,
- wherein the aliphatic organic group may include a substituted or unsubstituted C1 to C30 alkylene group, a substituted or unsubstituted C2 to C30 alkenylene group, a substituted or unsubstituted C2 to C30 alkynylene group, a substituted or unsubstituted C3 to C30 cycloalkylene group, wherein the cycloalkylene group may include one cycloalkylene ring, or two or more cycloalkylene rings linked through a single bond or through a functional group selected from a fluorenylene group, O, S, C(═O), CH(OH), S(═O)2, Si(CH3)2, (CH2)p wherein 1≦p≦10, (CF2)q wherein 1≦q≦10, C(CH3)2, C(CF3)2, and C(═O)NH, and
- wherein the aromatic organic group comprises one aromatic ring, two or more aromatic rings fused together to provide a condensed ring system, or two or more aromatic rings linked through a single bond or through a functional group selected from a fluorenylene group, O, S, C(═O), CH(OH), S(═O)2, Si(CH3)2, (CH2)p wherein 1≦p≦10, (CF2)q wherein 1≦q≦10, C(CH3)2, C(CF3)2, and C(═O)NH.
10 more elements
A polyimide represented by Chemical Formula 8, or a polyamic acid precursor of the polyimide:
- In Chemical Formula 8,
- is represented by Chemical Formula 9A or Chemical Formula 9B,
- is represented by Chemical Formula 10:
- In Chemical Formulae 9A, 9B, and 10,
- R10 is a single bond, a substituted or unsubstituted C1 to C30 aliphatic organic group, 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,
- R12 and R13 are the same or different and are independently a halogen, a hydroxyl group, a substituted or unsubstituted C1 to C10 aliphatic organic group, a substituted or unsubstituted C6 to C20 aromatic organic group, a group of formula —OR205, wherein R205 is a C1 to C10 aliphatic organic group, or a silyl group of formula —SiR209R210R211, wherein R209, R210, and R211 are the same or different and are independently a hydrogen or a C1 to C10 aliphatic organic group,
- L1 and L2 are the same or different and are independently a single bond or a C1-C5 alkylene group, and
- n7 and n8 are the same or different and are independently an integer ranging from 0 to 3;
- is at least one selected from chemical formulae:
- In the chemical formulae,
- R32 to R52 are the same or different, and are independently a halogen, a nitro group, a cyano group, a substituted or unsubstituted C1 to C15 alkyl group, a substituted or unsubstituted C1 to C15 alkoxy group, a substituted or unsubstituted C1 to C15 fluoroalkyl group, a substituted or unsubstituted C2 to C15 alkanoyl group, a substituted or unsubstituted C2 to C15 alkylcarboxy group, a substituted or unsubstituted C2 to C15 alkoxycarbonyl group, a substituted or unsubstituted C3 to C15 cycloalkyl group, a substituted or unsubstituted C3 to C15 heterocycloalkyl group, a substituted or unsubstituted C3 to C15 cycloalkoxy group, a substituted or unsubstituted C6 to C15 aryl group, a substituted or unsubstituted C6 to C15 aryloxy group, or a substituted or unsubstituted C2 to C15 heteroaryl group,
- X2 to X12 are the same or different, and are independently a single bond, a substituted or unsubstituted C1 to C10 alkylene group, a substituted or unsubstituted C3 to C10 cycloalkylene group, a substituted or unsubstituted C6 to C15 arylene group, SO2, O, CO, a combination thereof, or a group selected from chemical formulae:
- n35 to n37, and n40 to n49 are an integer of 0 to 4, and
- n38 and n39 are an integer of 0 to 3;
- and
- x and y are mole fractions of each structure unit provided that x is 0<x<1, and y is y=1-x.
13 more elements
Dependencies are inferred from the claim text.