Back to results
US 9,308,773 B2Granted
Graphic article
Assignee3M Innovative Properties Company
InventorsRonald S. Steelman, John A. Nielsen, Keith R. Lyon
Life of this patent
Estimating the term…
Abstract
The present application is directed to articles useful as graphic films. Specifically, the present application is directed to an article comprising a film layer, the film layer comprising a polymer blend comprising a thermoplastic polyurethane and a cellulose ester, and an ink layer adjacent to at least one surface of the film. In some embodiments, the cellulose ester is a cellulose acetate butyrate. In some embodiments, the cellulose ester is a cellulose acetate propionate.
Claims62
An article comprising
- a film layer, the film layer comprising a polymer blend comprising
- a thermoplastic polyurethane and a cellulose ester, wherein the blend is not a multi-phase system;
- and
- an ink layer adjacent to at least one surface of the film;
- wherein the film layer further comprises a polyester.
2 more elements
An article comprising
- a film layer, the film layer comprising a polymer blend comprising
- a thermoplastic polyurethane and a cellulose ester wherein the polymer blend comprises greater than 40% by weight of the thermoplastic polyurethane based on total weight of thermoplastic polyurethane and cellulose ester;
- and
- an ink layer adjacent to at least one surface of the film.
1 more element
An article comprising
- a film layer, the film layer comprising a polymer blend comprising
- a thermoplastic polyurethane and a cellulose ester, wherein the blend is not a multi-phase system;
- and
- an ink layer adjacent to at least one surface of the film;
- wherein the film layer further comprises a styrene copolymer.
2 more elements
An article comprising
- a film layer, the film layer comprising a polymer blend comprising
- a thermoplastic polyurethane and a cellulose ester, wherein the blend is not a multi-phase system;
- and
- an ink layer adjacent to at least one surface of the film;
- wherein the film layer further comprises a poly(meth)acrylate.
2 more elements
Dependencies are inferred from the claim text.