| Tredegar Film Products Corporation Patent applications |
| Patent application number | Title | Published |
|---|
| 20120071051 | Blood resistant and viral resistant composite fabrics - Composite fabrics comprise a nonwoven web, preferably a fully calendared nonwoven web of fusible fibers, and a monolithic breathable polymer layer on at least one surface of the web and have excellent breathability, good abrasion resistance, and offer protection against both blood and viral agents. | 03-22-2012 |
| 20110293886 | HYDROPHILIC APERTURED FORMED FILM - An apertured formed film particularly suited for use as a topsheet or transfer layer in an absorbent article comprises at least one thermoplastic olefin polymer and a fatty alcohol in an amount sufficient to increase the hydrophilic affinity of the film. | 12-01-2011 |
| 20110281001 | PACKAGE FOR FOOD PRESERVATION - A container for fresh cut produce comprises a first section and a second section separated from one another by a web, the web comprising a first three-dimensional apertured film, a second three-dimensional apertured film bonded to the first three-dimensional apertured film, and a nonwoven web bonded to the second three-dimensional apertured film. Produce is contained in the first section and the juices exuded from the produce flow into the second section, but are prevented from coming back in contact with the produce by the web, thereby increasing the shelf life of the produce. | 11-17-2011 |
| 20110184370 | TRANSFER LAYER FOR ABSORBENT ARTICLE - A film particularly suited for use as a transfer layer in an absorbent article has a plurality of capillaries and a plurality of drains, said capillaries comprising side walls depending from a female side of the film and terminating in an aperture on a male side of the film; said drains comprising side walls that depending from the female side of the film and terminating in an aperture on the male side of the film, wherein the drains are disposed at an obtuse angle relative to a base plane of the film. | 07-28-2011 |
| 20110183109 | TRANSFER LAYER FOR ABSORBENT ARTICLE - A composite particularly suited for use as a transfer layer in an absorbent article has a first layer comprising a formed film having a plurality of capillary-sized apertured protuberances and a plurality of two-dimensional drains, and a second layer in intimate contact with an apertured end of said capillary-sized protuberances and spaced from the first layer in a z-direction, the second layer is either a three-dimensional apertured formed film or a nonwoven web. In embodiments where the second layer is a three-dimensional formed film, the film contains a plurality of capillary sized protuberances that are of smaller diameter compared to the protuberances in the first layer and optionally also contains a plurality of drains, which can be either two-dimensional or three-dimensional, or combinations thereof. | 07-28-2011 |
| 20110178245 | Elastic Blends of High Density Polyethylene Polymers with Olefinic Block Copolymers - Blends of ethylene/α-olefin block interpolymers and high density polyethylene polymers are disclosed and include an ethylene/α-olefin block interpolymer produced using a chain shuttling catalyst and a high density polyethylene polymer having a density of greater than about 0.940 g/cm | 07-21-2011 |
| 20110141117 | System and method for determining the environmental impact of a process - A system and method for determining the environmental impact of a process is disclosed in which resources are categorized into distinct Environmental Performance Indicators (“EPI's”), some of which are value EPIs that are derived based on the amount of the resource used per Finished Product Volume (FPV), which is representative of the amount of product that is produced by the process; and others are percentage EPIs that represent a measure of efficiency, and are derived from the amount of renewable resources used as a percentage of total resources used. A graphical representation of the EPIs allows a quick visual interpretation of the environmental friendliness of a particular process or group of processes, and allows a visual comparison between two different processes. | 06-16-2011 |
| 20100215923 | Elastic film laminates with tapered point bonds - Elastic laminates having improved loft, improved softness and hand, and provide greater wound roll capacity comprise an elastic film ultrasonically bonded to a nonwoven web on either side of the film, wherein the bond points have a flat land bond area that comprises no more than about 30% of the total bond area of said bond points. | 08-26-2010 |
| 20100151191 | Forming screens - Composite forming screens comprise a layer of hard rubber with a Shore D hardness of 12-90, preferably 33-90 and most preferably 46-60 and in preferred embodiments, comprise a support layer of plastic or metal bonded to the hard rubber to form a composite. The forming screens may be planar or cylindrical and are provided with a plurality of apertures or through holes and a pattern of fine scale structures. Methods of making the forming screens are also disclosed. | 06-17-2010 |
| 20100151170 | Forming screens - Composite forming screens comprise a layer of hard rubber with a Shore A hardness of 50-90 and in preferred embodiments, comprise a support layer of plastic or metal bonded to the hard rubber to form a composite. The forming screens may be planar or cylindrical and are provided with a plurality of apertures or through holes and a pattern of fine scale structures. A method of making the forming screens is also disclosed. | 06-17-2010 |
| 20100121298 | Transfer layer for absorbent article - Three-dimensional formed films particularly useful as transfer layers in absorbent articles comprise a base plane having land areas defining a plurality of protuberances having sidewalls and a bottom wall, a plurality of the protuberances having an aperture in substantially at least one sidewall. In preferred embodiment, the film further comprises a plurality of capillaries, which can originate in the base plane or in a secondary plane spaced from the base plane. In preferred embodiments, the capillaries terminate in a common plane with the bottom surfaces of the protrusions. | 05-13-2010 |
| 20090299316 | Three-dimensional apertured film for transmitting dynamically-deposited and statically-retained fluids - A three-dimensional film for use as a transfer layer in an absorbent article has a continuous surface and a discontinuous surface disposed generally parallel to and spaced from said continuous surface; both the continuous surface and the discontinuous surface have large scale apertures defined by sidewalls originating on the surface and extending outwardly therefrom and sized to permit acquisition of fluids by gravity, and optionally each surface also includes small scale apertures sized to acquire fluids by capillary action. | 12-03-2009 |
| 20090258191 | Shrink film laminates - Heat shrink laminates comprising at least one non-elastic film layer and at least one other layer, which can be a film or a fibrous nonwoven layer are disclosed wherein the non-elastic film layer and the at least one other layer are bonded together by a plurality of spaced-apart bond points, wherein the non-elastic film layer is heat shrunk after bonding to shrink the film layer and cause the other layer to form pleats. | 10-15-2009 |
| 20090233046 | Apertured nonwoven webs with lined apertures - Apertured nonwoven webs are disclosed wherein the apertures in the web are treated with an active substance such that the inner surface of the aperture differs in properties, characteristics or appearance from a surface of the web adjacent to the aperture. | 09-17-2009 |
| 20090202804 | Masking film with improved wetting - A masking film having improved wetting of substrates has an adhesion layer, a second layer, and optionally a core layer interposed between the adhesion layer and the second layer, wherein the adhesion layer comprises a blend of a metallocene polyolefin and a low density polyethylene and wherein the second layer provides increased stiffness, strength or mechanical properties to the film. The film may also include antistatic agents in at least one film layer. | 08-13-2009 |
| 20090186236 | Protective films for textured substrates - Surface protection films are disclosed that comprise an outer surface contact layer, an outer stiffening layer, and optionally a core layer, wherein the surface contact layer consists essentially of (A) a mixture of a tackified quadblock styrene block copolymer elastomer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; (B) a mixture of a tackified quadblock styrene block copolymer elastomer, a tackified triblock styrene block copolymer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; (C) a mixture of a tackified triblock styrene block copolymer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; or (D) a triblock styrene block copolymer containing up to 30 wt % of a styrene diblock copolymer and a low density polyethylene polymer. | 07-23-2009 |
| 20080311814 | Activated bicomponent fibers and nonwoven webs - Methods of activating bicomponent elastic fiber nonwovens webs and laminates, and the resultant activated bicomponent elastic fiber nonwoven webs and laminates are disclosed, wherein the bicomponent elastic fiber nonwoven webs include a first material and a second material, wherein the first material has a lower yield point than the second material. | 12-18-2008 |
| 20080216937 | Elastic laminates and methods of manufacturing same - A method for forming an elastic laminate comprising: bonding a first nonwoven to an elastic film to form a laminate; activating the laminate to form an activated laminate; and bonding a consolidated nonwoven to the elastic film of the activated laminate to form the elastic laminate. | 09-11-2008 |
