申请人:Menicon Co., Ltd.
公开号:US20010021759A1
公开(公告)日:2001-09-13
A polymeric colorant represented by the following formula:
A
1
—N═N—A
2
—O—(CH
2
)
n
—X
wherein, A
1
represents an aryl group which may have a substituent group, A
2
represents an arylene group which may have a substituent group, X represents one of an acryloyloxy group, a methacryloyloxy group, a vinylphenyl group, a vinylphenyloxy group, and a vinylphenylalkyloxy group whose alkyl portion has 1-5 carbon atoms, and n is an integer of 1-5, and a colored material for an ocular lens which uses the polymeric colorant is also disclosed.
由下式表示的聚合着色剂:
A
1
-N═N-A
2
-O-(CH
2
)
n
-X
其中,A
1
代表可带有取代基的芳基,A
2
代表可具有取代基的芳烯基团,X 代表丙烯酰氧基、甲基丙烯酰氧基、乙烯基苯基、乙烯基苯基氧基和乙烯基苯基烷氧基中的一种,其烷基部分具有 1-5 个碳原子,且 n 为 1-5 的整数,此外还公开了一种使用该聚合物着色剂的眼部晶状体着色材料。