Electroluminescence light-emitting cell
US6007928A · kind A · utility
10Cited by
0References
10Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 10, 1998 |
| Grant date | Dec 28, 1999 |
| Priority date | — |
| Expiry date | Aug 10, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
Abstract
An EL cell exhibiting high luminous efficiency and excellent durability is disclosed. The EL cell comprises a layer of a block copolymer comprising a block component (A) of the following formula (1) having a positive hole transfer capability and a block component (B) of the following formula (2) having an electron transfer capability at molar ratio of the block component (A) to the block (B) between 0.1:99.9 and 99.9:0.1. ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.