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    • 5. 发明授权
    • Coating compositions and imaging elements containing a layer comprising
solvent-dispersed polyurethanes
    • 涂料组合物和含有溶剂分散聚氨酯层的成像元件
    • US06043015A
    • 2000-03-28
    • US201943
    • 1998-12-01
    • Kenneth L. TinglerCharles C. Anderson
    • Kenneth L. TinglerCharles C. Anderson
    • G03C1/95G03C1/93G03C1/76G03C1/805G03C8/56
    • G03C1/95
    • An imaging element is described comprising a support material having thereon at least one image-forming layer and at least one layer coated from a composition containing a dispersion of aqueous dispersible polyurethane polymer particles dispersed in a continuous liquid phase comprising primarily water-miscible organic solvent. A coating composition for coating a polyurethane layer on a moving film support is also described comprising a dispersion of aqueous dispersible polyurethane polymer particles dispersed in a continuous liquid phase comprising primarily water-miscible organic solvent, said composition having a concentration of from 0.1 to 20 wt percent total solids and a viscosity of from 0.5 to 50 centipoise. The coating compositions in accordance with this invention have unique coating rheologies and provide layers for imaging elements having excellent film forming and physical and mechanical properties.
    • 描述了一种成像元件,其包括其上具有至少一个图像形成层的支撑材料和由包含分散在主要包含水混溶性有机溶剂的连续液相中的水分散性聚氨酯聚合物颗粒的分散体的组合物涂覆的至少一层。 还描述了用于在移动薄膜载体上涂覆聚氨酯层的涂料组合物,其包含分散在主要包含水混溶性有机溶剂的连续液相中的水分散性聚氨酯聚合物颗粒的分散体,所述组合物的浓度为0.1-20wt 总固体百分比和粘度为0.5至50厘泊。 根据本发明的涂料组合物具有独特的涂料流变性,并为具有优异成膜性和物理和机械性能的成像元件提供层。
    • 9. 发明授权
    • Backing layer for motion picture film
    • 电影胶片背衬层
    • US5910399A
    • 1999-06-08
    • US90831
    • 1998-06-04
    • Brian A. SchellCharles C. Anderson
    • Brian A. SchellCharles C. Anderson
    • G03C1/76G03C1/85G03C5/12G03C1/825
    • G03C1/7614G03C5/12G03C1/85Y10S430/135Y10S430/162
    • The present invention is a motion picture film which includes a support having, in order, on one side thereof an antihalation undercoat and at least one silver halide emulsion layer and having, in order, on the opposite side thereof an antistatic layer and a protective overcoat. The protective overcoat includes a polyurethane binder having a tensile elongation to break of at least 50% and a Young's modulus measured at a 2% elongation of at least 50000 lb/in.sup.2, and a topcoat farthest from the support. The topcoat is formed by the coating and subsequent drying of a coating composition comprising gelatin-grafted polyurethane comprising gelatin covalently bound to a polyurethane through a grafting agent, wherein the ratio of gelatin to polyurethane is from 1:10 to 2:1.
    • 本发明是一种电影胶片,它包括一个支持体,其一侧依次具有防晕晕底涂层和至少一个卤化银乳剂层,并且在其相对侧上依次具有抗静电层和防护层 。 保护性外涂层包括具有至少50%的拉伸伸长率至少为50%的聚氨酯粘合剂和在2%伸长率下测量的至少50000lb / in2的杨氏模量和离支持体最远的面涂层。 面漆是通过包衣和随后干燥包含明胶接枝聚氨酯的涂料组合物形成的,所述明胶接枝聚氨酯包括通过接枝剂与聚氨酯共价结合的明胶,其中明胶与聚氨酯的比例为1:10至2:1。