| 摘要 |
<p>A negative-working lithographic printing plate precursor have an outermost imageable layer that includes an oxygen scavenger and shelf-life stabilizer that is represented by either Structure (I) or Structure (II) below: HOOC—Ar—N(R1)(R2) (I) HOOC—R5—N(R6)(R7) (II) wherein Ar is a phenylene or naphthylene group, R1 and R2 are independently alkyl, alkenyl, alkynyl, phenyl, phenoxy,—R5OH,—CH2—C(═O)—R3, or—CH2—C(═O)O—R4 groups, R3 is hydrogen or an alkyl or phenyl group, R4 is an alkyl or phenyl group, R5 is an alkylene group, R6 and R7 are independently hydrogen or an alkyl,—R5OH,—R5C(═O)—R8, or—R5C(═O)OR9 group, R8 is hydrogen or an alkyl group, and R9 is an alkyl group, provided that the oxygen scavenger has no more than one carboxyl group.</p> |
