Patents Assigned to Sealed Air Corporation
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Patent number: 9340311Abstract: A device for producing a longitudinal seal between two juxtaposed plies of film that are conveyed along a longitudinal path of travel, the juxtaposed film plies including a series of containers therebetween, wherein the device includes a sealing mechanism that forms a sealing zone in the travel path in which the longitudinal seal is produced, and a pressure mechanism that forms a pressure zone in the travel path in which the juxtaposed film plies are compressed, the pressure zone being positioned between the containers and the sealing zone.Type: GrantFiled: June 30, 2011Date of Patent: May 17, 2016Assignee: Sealed Air Corporation (US)Inventors: Laurence B. Sperry, Eric A. Kane
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Patent number: 9321236Abstract: Various embodiments of the present invention generally relate to an automated inflation device configured for inflating an inflatable structure, which can then be used—for example—as a protective packaging material. As described in detail herein, various embodiments of the inflation device are configured to be mounted on a wall for convenient installation and use. According to certain embodiments, the inflation device is configured to automatically inflate multiple inflatable chambers in the inflatable structure using an efficient inflation-at-a-distance method. Moreover, various embodiments are provided with one or more user input controls and/or remote sensors to enable a user to conveniently request inflation of a particular number of inflatable chambers or a particular length of the inflatable structure.Type: GrantFiled: June 25, 2013Date of Patent: April 26, 2016Assignee: Sealed Air Corporation (US)Inventors: Shawn Michael Frayne, Paul Chudy, Tung Yiu Fok
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Patent number: 9322164Abstract: A multilayer insulation has first and second outer polymeric layers having respective first and second outer metallized surfaces and respective first and second bonding layers inner side thereof. A third metallized coating is between the outer first and second polymeric layers. An air cellular assembly is between the first bonding layer and the second bonding layer. The air-cellular assembly has a plurality of air-filled cells between a first air cellular film and a second air-cellular film. In one embodiment, the third metallized coating is directly bonded to the first bonding layer, the second bonding layer, or a third bonding layer. Another embodiment has a total polymeric thickness of from 7 to 20 mils, a total thickness of from 1.5 to 4 centimeters, and an intrinsic normalized R-Value per inch of at least 2.9. A climate control duct can be surrounded by the multilayer insulation laminate.Type: GrantFiled: August 19, 2011Date of Patent: April 26, 2016Assignee: Sealed Air Corporation (US)Inventors: Steven W. Ray, Dale F. Tokarski, Lamont M. Millspaugh
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Publication number: 20160107422Abstract: A film has a skin layer, a base layer, and an intermediate layer between the skin and base layers. The skin layer has styrenic block copolymer, the base layer has ethylene/alpha-olefin copolymer, and the intermediate layer has from 12% to 50% styrene/ethylene-butadiene/styrene block copolymer. The film has a free shrink at 90° C. of at least 65% and a density of at most 0.960 grams per cubic centimeter.Type: ApplicationFiled: May 16, 2014Publication date: April 21, 2016Applicant: Sealed Air Corporation (US)Inventor: Larry Bickle McAllister, JR.
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Patent number: 9315312Abstract: A cushioning article comprises a flap-cut sheet with a plurality of discrete sets of flaps, with each discrete set of flaps having a plurality of flaps extending outward from the sheet. A plurality of the outwardly extending flaps of each discrete set of flaps are affixed to a discrete cap member, resulting in a composite dome sheet having a plurality of composite domes extending from the flap-cut sheet. A cushioning and thermal protection packaging article for packaging a thermally-sensitive product utilizes a plurality of the layers of the composite dome sheet with each layer separated by a separating sheet. Both the composite dome sheet and the separating sheet can be made of paper.Type: GrantFiled: December 28, 2011Date of Patent: April 19, 2016Assignee: Sealed Air Corporation (US)Inventors: Nicolas P. De Luca, Robert Brill
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Patent number: 9309024Abstract: A packaging structure for restraining an object comprises a panel and a film. The panel comprises a platform portion, an end flap portion, and a hinge portion. The end flap portion is foldably connected to the platform portion along an end flap fold line. The hinge portion comprises top and bottom hinge sections foldably connected to each other along a first hinge fold line between the top and bottom hinge sections. The film extends across the end flap fold line and is attached to the end flap portion and is also attached to the panel outside of the end flap portion. The packaging structure is foldable to an engaged position in which the object may be restrained between the film and the platform portion of the panel.Type: GrantFiled: March 9, 2012Date of Patent: April 12, 2016Assignee: Sealed Air Corporation (US)Inventors: Christof Hammerschmidt, Devin C. Ridgeway
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Publication number: 20160096942Abstract: A method of making a foam uses the following steps. A mixture is created having a polymerizable condensation polymer and a blowing agent. The polymerizable condensation polymer has hydroxy acid units and unsaturated di-functional units. The unsaturated di-functional units are unsaturated dicarboxylic acid units or unsaturated di-alcohol units. The mixture is expanded to create a froth. The polymerizable condensation polymer in the froth is reacted to create the foam.Type: ApplicationFiled: May 15, 2014Publication date: April 7, 2016Applicant: SEALED AIR CORPORATION (US)Inventor: Drew V Speer
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Patent number: 9233524Abstract: An integrated process for making an inflatable laminated article comprises extruding a first film and a second film, followed by cooling the first film and the second film so that the films will not fuse to one another upon contact with each other. The films are then brought into contact with one another, and selected portions of one or both films are heated so that the films are heat sealed to one another in a selected area having a desired pattern. The unsealed area between the film provides inflatable chambers between the first film and the second film. An alternative process utilizes a film tubing in lay-flat configuration to produce a laminated inflatable article.Type: GrantFiled: November 3, 2004Date of Patent: January 12, 2016Assignee: Sealed Air Corporation (US)Inventors: Charles Kannankeril, Mike Metta, Bob O'Dowd
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Patent number: 9189949Abstract: In an automated process for monitoring and controlling contamination in a production area, captured image data is processed to determine whether an individual is to wearing an article of contamination control equipment (e.g., gloves, face mask, etc) and whether the equipment is properly positioned on the individual. A determination that the contamination control equipment is not present or not properly positioned automatically activates a contamination control device such as contamination control means (e.g., shutting off power to machine) or an alarm or generates and sends a report of the contamination control protocol violation. An automated system for monitoring and controlling contamination includes a computer, an imaging sensor in communication with the computer, and a computer-readable program code disposed on the computer.Type: GrantFiled: December 9, 2010Date of Patent: November 17, 2015Assignee: Sealed Air Corporation (US)Inventors: Nicholas De Luca, Koichi Sato
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Patent number: 9143843Abstract: A machine vision process monitors and controls safe working practice in a production area by capturing and processing image data relative to personal protective equipment (PPE) worn by individuals, movement of various articles, and movement-related conformations of individuals and other objects in the production area. The data is analyzed to determine whether there is a violation of a predetermined minimum threshold image, movement, or conformation value for a predetermined threshold period of time. The determination of a safety violation triggers computer activation of a safety control device. The process is carried out using a system including an image data capturing device, a computer and computer-readable program code, and a safety control device.Type: GrantFiled: December 9, 2010Date of Patent: September 22, 2015Assignee: Sealed Air CorporationInventors: Nicholas De Luca, Koichi Sato
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Patent number: 9085405Abstract: An inflatable structure may be formed from a single piece of flexible film. The inflatable structure may include quilting seals which divide the inflatable chamber. The inflatable structure may include a one-way valve including an internal valve opening, a channel, and an external valve opening. A locator aperture positioned in the channel may be surrounded by a valve position-retention seal. A corresponding inflation device fills the inflatable structure with air and may do so without requiring heat sealing or insertion into the one-way valve. The inflation device may include a mechanical registration device configured to engage the locator aperture and position the one-way valve at a desired position with respect to an outlet of a source of pressurized air. The inflation device may detect when the inflatable structure is filled with a desired amount of air and automatically shut off the source of pressurized air.Type: GrantFiled: May 17, 2011Date of Patent: July 21, 2015Assignee: Sealed Air Corporation (US)Inventors: Shawn Michael Frayne, Paul Chudy
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Patent number: 9033694Abstract: A molding apparatus for making a continuous molded article generally includes a pair of spaced-apart molding assemblies, which cooperatively generate a movable mold having a dynamic mold-cavity therein, each of the molding assemblies including a series of movable mold segments, which are adapted to fit together to form a portion of the dynamic mold-cavity, a drive mechanism for conveying the mold segments along a path, and a dispenser for dispensing a moldable, expandable material into the dynamic mold-cavity.Type: GrantFiled: February 16, 2012Date of Patent: May 19, 2015Assignee: Sealed Air Corporation (US)Inventors: Mark Garceau, Mark Kaltenborn, Alex Shafir, Robert Jennings
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Patent number: 9028238Abstract: A molding apparatus for making a continuous molded article or continuous series of molded articles generally includes a pair of spaced-apart molding assemblies, which cooperatively generate a movable mold having a dynamic mold-cavity therein, each of the molding assemblies including a series of movable mold segments, which are adapted to fit together to form a portion of the dynamic mold-cavity, a drive mechanism for conveying the mold segments along a path, and a dispenser for dispensing a moldable, expandable material into the dynamic mold-cavity.Type: GrantFiled: June 19, 2012Date of Patent: May 12, 2015Assignee: Sealed Air Corporation (US)Inventors: Mark Garceau, Mark Kaltenborn, Alex Shafir, Robert Jennings
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Publication number: 20150119224Abstract: A supply structure for a supply of fan-folded sheet stock material, which is positionable relative to a cushion conversion machine to provide thereto the fan-folded sheet stock material for conversion thereof into packaging cushioning. The supply structure includes two or more supports, each of the supports including a base and a riser extending upwardly from the base. The base and the riser are structured and arranged to cooperatively accommodate a stack of the fan-folded sheet stock material.Type: ApplicationFiled: October 24, 2013Publication date: April 30, 2015Applicant: Sealed Air Corporation (US)Inventors: Thomas P. Orsini, Kostadin I. Kostadinov, Atul Arora
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Patent number: 9017799Abstract: The cellular cushioning article comprises a thermoformed film bonded to a second film, with the thermoformed film having thermoformed regions separated by a land area. The thermoformed film has a combination of (i) a layer containing a high melt point polymer and (ii) thermoformed regions exhibit a high average maximum birefringence. The high birefringence corresponds with high stress on the polymer chains. The combination results in cells of substantially increased burst strength. The cellular cushioning article can provide higher burst strength per mil of film thickness, or can be produced using less plastic than prior art cellular cushioning articles, while maintaining the same or comparable burst strength. Also disclosed is a process for making the cellular cushioning article.Type: GrantFiled: December 5, 2012Date of Patent: April 28, 2015Assignee: Sealed Air Corporation (US)Inventors: Eva Chu, Robert J O'Dowd, Timothy Theodore Oberle, Edward Ackershoek, Michael Metta, Chitai Carey Yang
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Patent number: 9011607Abstract: An automated process for monitoring and controlling cleaning in a production area comprises tracking or identifying an object the production area, monitoring the movement of fluid in the production area, analyzing the interaction between the object and the fluid to determine a level of cleanliness achieved, and triggering an event based on at least one member selected from the group consisting of: (i) the interaction between the object or body part and the fluid or fluid-like medium and (ii) the level of cleanliness achieved. The event comprises at least one member selected from generating a report, activating an alarm, report, activating an alarm, inactivating equipment in the production area, and blocking access to at least a portion of the production area. The system employing a combination of computer(s), computer vision system(s), RFID tag(s), mechanical and electromechanical, chemical, electrical, or photonic device(s) to conduct the tracking, identifying, monitoring, and triggering.Type: GrantFiled: December 9, 2010Date of Patent: April 21, 2015Assignee: Sealed Air Corporation (US)Inventors: Nicholas De Luca, Koichi Sato
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Patent number: 9004758Abstract: An inflatable structure may be formed from a single piece of flexible film using a provided method of manufacturing. The inflatable structure may include quilting seals which divide the inflatable chamber. The inflatable structure may also include an external valve opening extending through multiple layers of the flexible film. The external valve opening may further be partially defined by edge portions of the flexible film formed by folding the flexible film. The external valve opening may be configured to align with an opening in a container or an inflation aperture in a pouch so that the inflatable structure can be inflated while inside the container/pouch. A corresponding inflation device fills the inflatable structure with air and may do so without requiring heat sealing or contact between the inflatable structure and outlet of the inflation device. A hinged plate apparatus may assist in directing air into the external valve opening.Type: GrantFiled: October 21, 2009Date of Patent: April 14, 2015Assignee: Sealed Air Corporation (US)Inventors: Shawn Michael Frayne, Paul Chudy
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Patent number: 8991141Abstract: A machine for inflating and sealing an inflatable structure having a longitudinal edge generally comprises a drive, an inflation nozzle, a sealing device, and a sheet engagement device. The machine may define an engaging assembly and an opposing assembly. The drive may be rotationally coupled to the sheet engagement device such that when the drive rotates, the engagement device also rotates. The sheet engagement device may comprise one or more engagement rollers which may have a plurality of teeth thereon. A first plurality of rollers and a second plurality of rollers comprising the engagement rollers may intermesh between a drive roller and a backing roller on the longitudinal edge of the inflatable structure. Thereby, the sheets of the inflatable structure may be engaged together and the length of the longitudinal edge may contract to facilitate inflation. The resulting inflated inflatable structure may comprise an embossed longitudinal edge.Type: GrantFiled: July 2, 2009Date of Patent: March 31, 2015Assignee: Sealed Air Corporation (US)Inventors: Laurence Sperry, Brian A. Murch
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Publication number: 20150075114Abstract: A machine for inflating and sealing an inflatable web, the web including opposing longitudinal edges and a pair of sheets sealed together by transverse seals that form a series of inflatable containers. The machine generally includes a support structure, a spool for supporting a roll of the inflatable web, a web conveyance system, an inflation system to inflate the containers, and a sealing device for sealing closed the openings of the containers.Type: ApplicationFiled: September 18, 2013Publication date: March 19, 2015Applicant: Sealed Air Corporation (US)Inventors: Brian A. Murch, Jason D. Lepine, Laurence B. Sperry
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Patent number: 8978345Abstract: A machine for inflating and sealing an inflatable structure having a longitudinal edge generally comprises a drive, an inflation nozzle, a sealing device, and a sheet engagement device. The machine may define an engaging assembly and an opposing assembly. The drive may be rotationally coupled to the sheet engagement device such that when the drive rotates, the engagement device also rotates. The engagement device may include a first belt and an opposing second belt which may each have a plurality of teeth thereon. The teeth may intermesh between a drive roller and a backing roller on the longitudinal edge of the inflatable structure. Thereby, the sheets of the inflatable structure may be engaged together and the length of the longitudinal edge may contract to facilitate inflation. The resulting inflated inflatable structure may comprise an embossed longitudinal edge.Type: GrantFiled: April 6, 2009Date of Patent: March 17, 2015Assignee: Sealed Air Corporation (US)Inventor: Laurence Sperry