Motion picture print film
AssigneeEastman Kodak Company
InventorsMridula Nair, Kenneth L. Tingler, Gustav R. Apai, II, Frank A. Pettrone
Life of this patent
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Abstract
This invention relates to a motion picture print film having a support and 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, a protective overcoat; characterized in that said protective overcoat includes a polyurethane binder and the polyurethane binder has 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, and a topcoat farthest from the support which includes a hydrophilic binder at a weight percent of at least 20.
Claims15
A motion picture print film comprising 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, a protective overcoat;
- characterized in that said protective overcoat is comprised of a polyurethane binder and said polyurethane binder has 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 said support comprising a hydrophilic colloid at a weight percent of at least 20 percent.
Dependencies are inferred from the claim text.