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US 12,168,714 B2Granted
All-donor black electrochromic polymer and method for preparing same
AssigneeAmbilight Inc.
InventorsLiyan You, Jianguo Mei
Life of this patent
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Abstract
An all-donor black color electrochromic polymer is disclosed as well as a method for preparing the all-donor black color electrochromic polymer. The electrochromic polymer comprises conjugated polymers, and the conjugated polymers are chemically linked, or physically blended, or both.
Claims6
An electrochromic polymer comprising at least two conjugated polymers,
- wherein,
- the electrochromic polymer and the at least two conjugated polymers consist of electron donor groups,
- the electrochromic polymer presents a black color at a colored state, and
- the electrochromic polymer comprises a formula of
- wherein,
- each of R1-R8 is independently selected from the group consisting of hydrogen, C1-C30 alkyl, C2-C30 alkenyl, C2-C30 alkynyl, C2-C30 alkylcarbonyl, C1-C30 alkoxy, C3-C30 alkoxyalkyl, C2-C30 alkoxycarbonyl, C4-C30 alkoxycarbonylalkyl, C1-C30 aminylcarbonyl, C4-C30 aminylalkyl, C1-C30 alkylaminyl, C1-C30 alkylsulfonyl, C3-C30 alkylsulfonylalkyl, C6-C18 aryl, C3-C15 cycloalkyl, C3-C30 cycloalkylaminyl, C5-C30 cycloalkylalkylaminyl, C5-C30 cycloalkylalkyl, C5-C30 cycloalkylalkyloxy, C1-C12 heterocyclyl, C1-C12 heterocyclyloxy, C3-C30 heterocyclylalkyloxy, C1-C30 heterocyclylalkyloxy, C1-C30 heterocyclylaminyl, C5-C30 heterocyclylalkylaminyl, C2-C12 heterocyclylcarbonyl, C3-C30 heterocyclylalkyl, C1-C13 heteroaryl, and C3-C30 heteroarylalkyl;
- and n, n1, and n2 are integers greater than 0.
4 more elements
An electrochromic polymer comprising at least two conjugated polymers,
- wherein,
- the electrochromic polymer and the at least two conjugated polymers consist of electron donor groups,
- the electrochromic polymer presents a black color at a colored state, and
- the electrochromic polymer comprises a formula of
- wherein,
- each of R1-R8 is independently selected from the group consisting of hydrogen, C1-C30 alkyl, C2-C30 alkenyl, C2-C30 alkynyl, C2-C30 alkylcarbonyl, C1-C30 alkoxy, C3-C30 alkoxyalkyl, C2-C30 alkoxycarbonyl, C4-C30 alkoxycarbonylalkyl, C1-C30 aminylcarbonyl, C4-C30 aminylalkyl, C1-C30 alkylaminyl, C1-C30 alkylsulfonyl, C3-C30 alkylsulfonylalkyl, C6-C18 aryl, C3-C15 cycloalkyl, C3-C30 cycloalkylaminyl, C5-C30 cycloalkylalkylaminyl, C5-C30 cycloalkylalkyl, C5-C30 cycloalkylalkyloxy, C1-C12 heterocyclyl, C1-C12 heterocyclyloxy, C3-C30 heterocyclylalkyloxy, C1-C30 heterocyclylalkyloxy, C1-C30 heterocyclylaminyl, C5-C30 heterocyclylalkylaminyl, C2-C12 heterocyclylcarbonyl, C3-C30 heterocyclylalkyl, C1-C13 heteroaryl, and C3-C30 heteroarylalkyl;
- and n, n1, n2, and n3 are integers greater than 0.
4 more elements
Dependencies are inferred from the claim text.