Anthracene derivatives
US5498748A · kind A · utility
18Cited by
1References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1994 |
| Grant date | Mar 12, 1996 |
| Priority date | — |
| Expiry date | Jul 11, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An anthracene derivative having at least two groups of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are independently hydrogen, alkyl, alkoxy, etc., is particular effective for forming an antireflection coating for preventing multiple reflection of exposing light from a highly reflective substrate, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.