Patent ID: 11859051
Assignee: XEROX CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 3:
4. The method of claim 3, wherein the optical absorber further comprises a polyamine optical absorber selected from the group consisting of N,N-di(4-aminophenyl)-1-aminopyrene; N,N-bis(4-aminophenyl)-N′-4-methoxyphenyl N′-4-(1,2,2-triphenylethenyl)phenyl-1,4-phenylenediamine; 4,5-diamino-rhodamine B; rhodamine 123; 2,7-dimethylacridine-3,6-diamine; 2-nitro-1,4-phenylenediamine; 4-[(4-aminophenyl)-(4-iminocyclohexa-2,5-dien-1-ylidene)methyl]aniline hydrochloride; 4,8-diamino-1,5-dihydroxy-9,10-dioxoanthracene-2-sulfonate sodium; and any combination thereof.