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发明名称
Diazotype composition stabilization
摘要
Caprolactam, caprylolactam, and azacyclooctanone have been found to be equally effective as thiourea in stabilizing diazotype compositions and materials against pre-coupling, loss of shelf life, and dye image fading.
申请公布号
US4419432(A)
申请公布日期
1983.12.06
申请号
US19820421688
申请日期
1982.09.22
申请人
KEUFFEL & ESSER COMPANY
发明人
PILLITTERI, NOREEN J.
分类号
C09B67/20;C09B67/24;G03C1/61;(IPC1-7):G03C1/60
主分类号
C09B67/20
代理机构
代理人
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