Electroactive materials
US10897025B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 18, 2016 |
| Grant date | Jan 19, 2021 |
| Priority date | — |
| Expiry date | Mar 15, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/11
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
There is provided a compound having Formula I In Formula I: Ar1 and Ar2 are the same or different and are aryl, heteroaryl, or deuterated analogs thereof; L1 and L2 are the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; R1-R4 are the same or different at each occurrence and are D, F, CN, hydrocarbon aryl, heteroaryl, aryloxy, fluoroaryl, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, amino, silyl, siloxane, siloxy, germyl, deuterated hydrocarbon aryl, deuterated heteroaryl, deuterated aryloxy, deuterated fluoroaryl, deuterated alkyl, deuterated fluoroalkyl, deuterated alkoxy, deuterated fluoroalkoxy, deuterated amino, deuterated silyl, deuterated siloxane, deuterated siloxy, or deuterated germyl, wherein adjacent groups selected from R1-R4 can be joined together to form a fused ring; a is 0 or 1; b is 0 or 1; x and x1 are the same or different and are an integer from 0-5; y and y1 are the same or different and are an integer from 0-4; n is an integer greater than 0, with the proviso that when n=1, L1 and L2 are selected from Cl, Br, crosslinkable groups and deuterated crosslinkabl…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.