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公开(公告)号:US4582785A
公开(公告)日:1986-04-15
申请号:US670060
申请日:1984-11-09
申请人: Antony I. Woodward , Garry Barnes , George Tyler
发明人: Antony I. Woodward , Garry Barnes , George Tyler
IPC分类号: C08K5/3492 , D21H19/20 , G03C1/79 , G03C1/86
CPC分类号: G03C1/79 , C08K5/34926 , Y10T428/31899 , Y10T428/31902
摘要: Polyolefin coated photographic base papers are stabilized by a polymeric hindered amine (Chimassorb 944) having a mean molecular weight above 2500. The stabilizer is highly effective and overcomes a diminution of opacity noted with the use of phosphonate esters of the prior art.
摘要翻译: 聚烯烃涂布的照相底纸通过具有高于2500的平均分子量的聚合受阻胺(Chimassorb 944)来稳定。稳定剂是非常有效的并且克服了使用现有技术的膦酸酯所表现的不透明度的降低。