Patent application number | Description | Published |
20090252902 | Multi-Layer Slip Film for Printing and Lamination Processes - A heat sealable, multi-layer film structure for multi-color printing or lamination processes and method for making the same are provided. The multi-layer film structure may include a core layer comprising a thermoplastic polymer and essentially no migratory slip agents; a functional layer on a first side of the core layer, wherein the functional layer is a printable layer or a laminatable layer; and a heat sealable skin layer on a second side of the core layer, the heat sealable skin layer comprising a thermoplastic polymer and a slip system. The multi-layer film structure is prepared without any migratory slip additives. Without migratory slip additives, the multi-layer film structure exhibits excellent machinability on typical packaging equipment. | 10-08-2009 |
20110308719 | Metallized Polymeric Films - Disclosed herein is an improved, metallized polymer film and method for preparing the same. Such films comprise a) at least one treated polymeric skin layer comprising butylene, and b) a metal layer deposited onto at least one surface of this polymeric skin layer. The polymeric skin layer can comprise a propylene-butylene copolymer or an ethylene-propylene-butylene terpolymer, with this copolymer or terpolymer containing from about 4 wt % to about 12 wt % of butylene. The polymeric skin layer is preferably preconditioned by subjecting an outermost surface thereof to plasma treatment which facilitates the deposition thereon of a strongly adhering metal layer which is preferably aluminum. The resulting multi-layer films exhibit metal adhesion bond strength of at least about 100 grams/25 mm. These films will preferably also exhibit a Water Vapor Transmission Rate of from about 0.05 to about 0.2 g/m | 12-22-2011 |
20120114958 | FILM WITH A METAL RECEIVING LAYER HAVING HIGH METAL ADHESION AND METHOD OF MAKING SAME - This disclosure relates to a film including a metal receiving layer having at least 15 wt. % of oriented lamellar crystals of a polymer, wherein the oriented lamellar crystals of the polymer have an average thickness in a range from about 1.0 nm to 25 nm as measured by transmission electron microscopy (TEM). | 05-10-2012 |
20120258307 | Matte Multi-Layer Films Having Improved Sealing Properties - Multi-layer structures including an oriented multi-layer polymeric film wherein the multi-layer film includes a heat sealable skin layer that includes a matte resin composition and 0.5 to <50.0 wt % of an elastomer selected from propylene based elastomers, ethylene-based elastomers and mixtures thereof, wherein the elastomer or mixture thereof has a Vicat softening temperature of >50° C.; wherein the heat sealable skin layer has a Haze >45.0 % and a 45° Gloss <20.0 and a core layer comprising a polypropylene homopolymer or mini-random copolymer in surface contact with the heat sealable skin layer are disclosed. Optionally, the multi-layer structures can also include a substrate in surface contact with the oriented multi-layer polymeric film. Methods of making such multi-layer structures and articles made therefrom are also disclosed. | 10-11-2012 |
20120263960 | Film Composition and Method of Making the Same - This disclosure relates to a film comprising a metal receiving layer, the first layer comprising a blend of a first polymer and 5-25 wt. % of a second polymer, the second polymer is a metallocene-catalyzed elastomeric ethylene-propylene copolymer having an ethylene content of less than or equal to 10 wt. %, the first polymer is different from the second polymer. | 10-18-2012 |
20120308789 | Multilayer Films Having Improved Imageability,Their Methods of Manufacture, and Articles Made Therefrom - Imageable multilayer films are provided which include at least a core layer comprising a pigment or other colorant, a clear sealant layer, and an image-side tie layer intermediate the core layer and the sealant layer, where the tie layer comprises a cavitating agent. The sealant layer may include a first polymer component having a heat of fusion of less than 75 J/g and a second polymer component. The multilayer film may have a seal strength greater than about 200 g/2.54 cm for a seal formed on a crimp sealer at a temperature of at least 93.3° C. The multilayer film may be biaxially oriented, an image may be effected on the film without the use of inks, and the film may be useful in packaging applications. | 12-06-2012 |
20130011669 | Multi-Layer Films Having Improved Sealing Properties - Heat-sealable, oriented, multilayer films including i) a polyolefin core layer; and ii) a heat-sealable layer a blend of 10.0 wt % to 50.0 wt % of a propylene-based elastomer and 50.0 wt % to 90.0 wt % of a propylene-based polymer, wherein the heat-sealable layer includes less than 1.0 wt % ethylene homopolymer or ethylene-based copolymer and wherein the heat-sealable layer has a Haze of ≦5.0 and a seal strength of ≧2.00×10 | 01-10-2013 |
20130130047 | Laminate Film and Method of Making the Same - This disclosure relates to a laminate film that includes an oriented, polymeric film and a polyolefinic substrate. The oriented, polymeric film includes about 60.0 to about 95.0 wt % of a first polymer and about 5.0 to about 40.0 wt % of a propylene-based elastomer. The polyolefinic substrate is laminated to the first surface of the first surface layer. | 05-23-2013 |
20130212983 | Multi-Layer Films Having Improved Sealing Properties - Multi-layer laminated structures are disclosed. Such structures include a multi-layer polymeric film having a Layer A that includes at least one polymer and a polymeric sealant layer adjacent to Layer A. The sealant layer has a surface roughness, Ra>5.0 and a Peak Count Value, Pc>50.0. The multi-layer laminated structures also include a substrate in surface contact with the multi-layer polymeric film, typically opposite the sealant layer. Such structures have a top seal and/or side seal of the polymeric sealant layer to itself has a seal strength of >5.00×10 | 08-22-2013 |
20130309426 | Medium Density Polyethylene Film Layer and Multilayer Film Comprising Same - A sealant skin layer for a multilayer film structure and multilayer film structure comprising same having improved processability, seal strength, reduced seal temperature and coefficient of friction are disclosed. The multilayer film may be transparent, contain a cavitating agent, or is pigmented to form an opaque film. Also, the multilayer film may be metallized or coated with a barrier coating. | 11-21-2013 |