Abstract: Process for the continuous vacuum prepacking of food products that can be pasteurized and/or sterilized in a container closed by a cover that has no hooking element and is equipped with an elastic seal maintained by a forced vacuum, and the cover is opened by a vacuum-breaking system. During the placing under vacuum, the cover is kept apart from the previously filled container, superheated vapor is injected at a temperature, a flow rate and/or a time that allow the sterilization of the cover and the head space of the container by expelling air and incondensable products, in particular oxygen; the container is then pressed against the cover or vice versa, and a jet of cold water is sent onto the cover, which causes rapid cooling of the cover, the immediate condensation of the vapor phase in the head space of the container that allows the placing under deep vacuum.

Abstract: A method involving the hot fill of foods in packaging containers constructed from a paperboard laminate comprises the food being filled in the packaging container with at least one component at a temperature of at least 80°, but below 100°, whereafter the packaging containers are closed and sealed and the packaging containers with their food contents are thereafter held hot during a predetermined period of time by contact with a heat holding medium at a temperature of at least 80°, but below 100°. The heat holding medium is present substantially in gas and/or vapour phase. An apparatus involving the hot fill of foods is also disclosed.

Abstract: For the heat treatment of cigarette packs (10) having an outer wrapper made of shrink film, the packs (10) can be conveyed in pairs, one above the other, through a shrink-fitting subassembly (20). During a standstill phase, heating plates (22, 23, 24) butt against upwardly and downwardly oriented pack surfaces in order to transmit heat. The heating plates (22, 24) can be moved upward and downward in order that the pack (10) is free of loading during the conveying cycle.

Abstract: An object of the present invention is to provide a packaging apparatus for packaging a granular object having adsorption ability, which does not spill out of the package when the package is opened. An apparatus for packaging a granular object having adsorption ability comprises a heating device 12 for heating a granular object having adsorption ability, a charging device 30 for charging the granular object into a storage bag 90 having an open end, a sealing device 40 for sealing the open end of the storage bag 90 into which the granular object has been charged, and a cooling device 70 for cooling a storage bag 91 with the granular object kept to be gathered at the bottom of the storage bag 91, wherein the heating device 12 is located upstream of the sealing device 40 along the flowing direction of the granular object.

Abstract: A method of packaging and curing manufactured stone can include packaging a plurality of partially cured de-molded manufactured stones in a curing container having airflow apertures therein. The loaded container is then loaded into a drying oven for further curing for a suitable period. After curing in the oven, the curing container is removed and may be shipped to a customer without unpacking and repacking the manufactured stones.

Abstract: Process of hot-filling a plastic container comprising a side wall connected to a neck and to a base, with a liquid or viscous product; process consisting in at least filling the container with a product at high temperature, hermetically sealing the container, cooling the container and its contents; process characterized in that a plastic container is used for which the linear thermal expansion coefficient of the side wall is greater than 0.00014 m/(m.K) and in that the container is allowed to expand and shrink at least as much as its contents.

Abstract: Food tray assemblies, consumer food products and methods of packaging food products are provided. In one embodiment, a food tray assembly includes a retaining structure, a first tray, and a second tray. The retaining structure has a first engaging region and the first tray is removeably engaged with the retaining structure at the first engaging region. The first tray may be removed from the retaining structure by the application of a force to the first tray in a first direction and may be engaged with the retaining structure by the application of a force to the first tray in a second direction. The second tray may be removeably engaged with the retaining structure or be an integral component with the retaining structure. The retaining structure may further comprise a living hinge that separates the first tray and the second tray.

Abstract: A multi-chamber container having an outlet port, which is usually closed and is opened in cooperation with an expanded deformation of the bag upon the opening of the medical bag and aiming to obtain more reliable opening of the medical bag upon the separation of the partition wall. The outlet port firmly welded to a strong seal 14-1 at an outer periphery has a base portion 12-1, from which a rectangular cross-sectional shaped portion 12-6 integrally extends. The rectangular cross-sectional shaped portion 12-6 has, at its top surface, a U-shaped groove, the bottom surface 30 of which functions as a weak portion 30?. To a portion 33 inward from the U-shaped groove 39 at the top wall of the rectangular cross-sectional shaped portion 12-6, the opposed surface of the medical bag is firmly welded by a point seal 34.

Abstract: Method and system for handling a plurality of hot-filled and capped containers having temporary deformations or distortions caused by vacuums induced in the containers. For each container, temporary deformations are confined or directed to a particular portion of the container. Annular hoop rings can be provided to confine the temporary deformations to a smooth sidewall portion of the container between the annular hoop rings. Alternatively, one or more supplemental vacuum panels can be provided to confine or direct the temporary deformation thereto. The annular hoop rings and the one or more supplemental vacuum panels can provide for substantially stable touch points for the container. The containers are conveyed with temporary deformations such that substantially stable contact points of each container are in contact with corresponding substantially stable contact points of other containers.

Abstract: Method and system for handling a plurality of hot-filled and capped containers having temporary deformations or distortions caused by vacuums induced in the containers. For each container, temporary deformations are confined or directed to a particular portion of the container. Annular hoop rings can be provided to confine the temporary deformations to a smooth sidewall portion of the container between the annular hoop rings. Alternatively, one or more supplemental vacuum panels can be provided to confine or direct the temporary deformation thereto. The annular hoop rings and the one or more supplemental vacuum panels can provide for substantially stable touch points for the container. The containers are conveyed with temporary deformations such that substantially stable contact points of each container are in contact with corresponding substantially stable contact points of other containers.

Abstract: A method for producing contents filled in a container comprising steps of introducing a polyester container with a non-crystallized neck portion into a sterilized closed space having sterility and closed state on a commercial basis and comprising at least space in which a bottle sterilizing process is performed, space in which a filling process is performed and space in which a sealing process is performed, entire inner surface of said sterilized closed space and surface of an apparatus disposed in said sterilized closed space being sterilized by wet heating of the space using heated water and/or steam, at least the space in which the filling process is performed and the space in which the sealing process is performed being kept under a positive pressure by sterilized air; heating and sterilizing the container at least in its inner surface by wet heating using hot water and/or steam; and filling the contents in the sterilized container at a filling temperature within a temperature range from 40° C.

Abstract: A produce packaging system incorporates a container having ample top ventilation enabling efficient ingress of cooling water into container to cool produce contained inside. The container also having a sloped bottom for draining water toward a bottom vent and out of the container during hydrocooling. The system also includes a cooling box configured for holding the containers in an upright orientation enabling inflow of cooling water into the containers and out of the box.

Abstract: A process for hot filling a container with a sterilized liquid, generally at a temperature that is between 60 to 95° C. An embodiment of the process includes (a) providing a container that is made of a polymer and following a process that can make it able to withstand the hot filling of said liquid; (b) filling the container with said hot liquid; (c) closing the filled container immediately after filling; (d) allowing the container to cool at least below a transition temperature that is on the order of from 40° C. to 50° C. and forming a depression inside the container, resulting in visible deformation; and (e) heating the container to bring about a relief of the residual stresses, whereby this relief leads to a shrinkage and consecutively generates an internal pressurization that compensates for at least the deformation undergone by the effects of the depression of stage (d).

Abstract: A hot filling system for a liquid, with heat recovery, and a corresponding method, wherein prior to heating and filling the liquid is first preheated in a heat exchanger. A portion of the heated liquid to be filled is again cooled in a recooler and recirculated. The return line of the recooler is here connected to the supply line of the heat exchanger so as to transfer heat energy from the recooler to the heat exchanger. This reduces energy losses in comparison with known systems.

Abstract: The invention relates to the filling of a frozen dessert product in a container, by performing the steps of: arranging at least one container to be filled on a slat conveyor, moving the container on the slat conveyor towards a dispensing nozzle, vertically displacing at least one slat supporting the container, and horizontally displacing the slat supporting the container in a direction perpendicular to the transport direction of the slat conveyor, while dispensing the product from the dispensing nozzle into the container.

Abstract: A uniformly premixed sealant is extruded into a packaging form and allowed to pressure equilibrate prior to freezing. Upon warming the sealant begins to cure. The storage of the preformed sealant formulation under cold conditions arrests the activity of cure catalysts and accelerators mixed therethrough. The sealant is readily extruded into a preform shape containing a lightweight filler. A release film is provided to avoid contact with the sealant preformed in a shape during application to a substrate.

Abstract: A method and packaging machine for preparing rapidly disintegrating formulations for oral administration are disclosed. The present invention is characterized in that a powdery mixture including a pharmaceutically active ingredient and a sugar or a sugar alcohol powder is filled into a packaging material and, thereafter, the mixture, filled in the packaging material, is heated. The present invention can simply and economically prepare an oral formulation which undergoes rapid disintegration in the oral cavity and provides for high-quality administration to patients.

Abstract: The invention relates to a packaging laminate comprising at least one base layer of paper or paper board and at least one liquid barrier layer, said paper or paper board comprising expanded or unexpanded expandable thermoplastic microspheres. The invention further relates to the production and use of a packaging laminate and a package for food or beverage products and its production.

Abstract: A cold chain package including a plurality of panels surrounded by an overwrap, each of the panels including a plurality of layers of dissimilar materials, and a hinge formed between adjacent panels of the plurality of panels for facilitating folding of the panels to fit in a shipping container.

Abstract: A method of packing and, for purposes of extending its shelf-life, heat treating a food product in a packaging container of paper or paperboard. The packaging container is first filled wholly or at least partly with foam containing a non-oxidising gas, such as nitrogen, whereafter the wholly or partly filled packaging container is filled with the pertinent food product. After this filling, the packaging container is, where necessary, filled with additional foam to ensure the headspace above the product level in the packaging container is entirely filled with foam when the packaging container is closed and sealed by thermosealing. The closed packaging container filled with product and foam is thereafter subjected to the heat treatment for purposes of extending its shelf-life at a treatment temperature of at least 115 C.

Abstract: Devices and a method for releasing gas in a container after closing and sealing to pressurize and/or prevent or counteract buckling thereof, and or provide structural rigidity and strength thereto and or release components. The method introduces a reactive agent into the container after filling and before sealing. The reactive agent is controlled to react to provide a gas and optionally components, which a) provides a positive pressure to prevent or counteract buckling and provide structural rigidity to the container, and b) and or changes the state or characteristics of the headspace and or contents of the closed container. The devices include a closure, a cap and a container. The reactive agent is brought to chemical reaction by moistening, heating, catalyst and the like. The closure includes the reactive agent and is disposed in the container. The external trigger is a device that emits energy that provides heat to the reactive agent to stimulate the chemical reaction.

Abstract: A vacuum or pressure refrigerator for storing containers having one-way valves and maintaining contents thereof under vacuum or pressure within a specific temperature range. Upon receiving an input that the door is closed, a refrigerator controller is adapted to cease operation of the cooling device and initiate a vacuum or pressure cycle. The vacuum or pressure cycle includes evacuating at least a portion of or pressurizing the air inside the compartment, operating the pump until a desired degree of vacuum or pressure is attained and terminating pump operation. The one way valves then evacuate or pressurize the containers. The controller is also adapted to subsequently initiate a cooling cycle, the cooling cycle commencing when it is determined that the temperature is above an upper set point and to operate the cooling device until the temperature reaches a desired lower set point, at which time the cooling cycle is terminated.

Abstract: A process for efficiently conveying containers along a table-top conveying system includes the steps of temporarily securing a transfer stabilizing support (1a, 1b) to a bottom end of a formed container (14) so that the container can freely move along a production line using the table-top conveying system where the transfer stabilizing support has a bottom surface (2a, 2b) with an opening (4a, 4b), a sidewall (6a, 6b) extending substantially perpendicular to the bottom surface, and a ridge area (10b) surrounding the opening and inside the sidewall of the support; and after the container has gone through operations of the production line, the transfer stabilizing support is removed so that aesthetic qualities of the formed container shape are revealed.

Abstract: A container for a relatively brittle product, such as a haemostatic bandage, including a body and a lid for closing the container to hermetically seal the product therein. A sealing rim of the lid includes a layer of elastomeric material which sealingly engages with a sealing rim of the container body to provide a first, static, seal and a second, dynamic, seal. The elastomeric sealing material extends into the interior of the container beneath the lid to provide an elastomeric formation operative to engage an upper surface of the product within the container so as to apply a resilient bias thereto to hold a lower face of the product against the base of the container. The elastomeric formation thereby acts to inhibit substantial movement of the product within the container.

Abstract: The present invention relates generally to systems and methods for storing, shipping and using skin equivalents made by organotypic culture. In particular, the present invention relates to systems and methods for producing, transporting, storing and using skin equivalents produced by organotypic culture at reduced temperatures, preferably from 2-8 degrees Celsius. The methods include sterile packaging of the grafts so that the sterility and integrity of the package is maintained until the time of use for grafting purposes.

Abstract: A method of treating an ophthalmic lens in a package involves: placing the lens and an aqueous solution in a recess of package, the solution including an organic surface treatment agent that attaches to anterior and posterior surfaces of the lens; and sealing the recess of the package with lidstock and sterilizing the package contents. The bottom of the recess includes raised projections.

Abstract: In accordance with the principles of the present invention, an ice-bagging apparatus and method are provided. The apparatus comprises an ice maker for making ice and hopper for receiving the ice from the ice maker. The apparatus further includes a drawer system, operatively associated with the hopper, for measuring the ice and delivering of the ice. The drawer system includes top door and drawer. A bag delivery mechanism for placing the ice in a bag is also included, with the bag delivery mechanism including a bag supply mechanism, a blower engaged to open the mouth of the bag to receive the product, and a sealer that seals the open mouth of the bag once the bag is filled with the ice. A control device is included that manages and monitors the drawer and bag delivery mechanism and allows transmission of the collected data to the Internet.

Abstract: Devices and a method for releasing gas in a container after closing and sealing to pressurize and/or prevent or counteract buckling thereof, and or provide structural rigidity and strength thereto and or release components. The method introduces a reactive agent into the container after filling and before sealing. The reactive agent is controlled to react to provide a gas and optionally components, which a) provides a positive pressure to prevent or counteract buckling and provide structural rigidity to the container, and b) and or changes the state or characteristics of the headspace and or contents of the closed container. The devices include a closure, a cap and a container. The reactive agent is brought to chemical reaction by moistening, heating, catalyst and the like. The closure includes the reactive agent and is disposed in the container. The external trigger is a device that emits energy that provides heat to the reactive agent to stimulate the chemical reaction.

Abstract: A method involving the hot fill of foods in packaging containers constructed from a paperboard laminate comprises the food being filled in the packaging container with at least one component at a temperature of at least 80° C., but below 100° C., whereafter the packaging containers are closed and sealed and the packaging containers with their food contents are thereafter held hot during a predetermined period of time by contact with a heat holding medium at a temperature of at least 80° C., but below 100° C. The heat holding medium is present substantially in gas and/or vapour phase. An apparatus involving the hot fill of foods Information Disclosure Statement also disclosed.

Abstract: A reusable, air-permeable packaging film formed of a layer of resilient and nontoxic material is disclosed. The packaging film includes a plurality of micro-gaps distributed within a pre-selected area on the packaging film, wherein each of the micro-gaps traverses thickness of the packaging film, and wherein, in a static state, i.e., no pressure/stress exerted on the packaging film, each of the micro-gaps comprises a split upper seam portion with edge ridges demonstrated on a top surface of the packaging film and a close lower seam portion communicating with the split upper seam portion. During microwaving, the pressure can be regulated at a relatively lower vapor transferring rate through the pre-selected area.

Abstract: An apparatus comprising a chamber where a base concentrate common to at least a first flavored food product and a second flavored food product is formed, the first flavored food product having different flavoring than the second flavored food product, the base concentrate having a first temperature. The apparatus also comprises a process line that receives the base concentrate from the chamber, heated liquid from a heated liquid source, and flavoring from either a first flavor source or a second flavor source to form a mixture of base concentrate, heated liquid and flavoring. The mixture has a has second temperature sufficient to achieve a change in the mixture selected from the group consisting of microbial change, chemical change, biochemical change, and enzymatic change, and combinations thereof. A method is also disclosed for change over from forming a first flavored food product to forming a second flavored food product.

Abstract: A method of producing a drink contained in a container comprising steps of heating and thereby sterilizing a tea drink having pH of 4.6 or over and containing catechin in an amount of 30 mg % or over or an acidic drink having pH of less than 4.6 and thereafter maintaining the sterilized drink at a temperature within a range from 60° C. to 70° C. and, in the meanwhile, heating and thereby sterilizing and rinsing a container on at least its inner surface with heated water having a temperature within a range from 65° C. to 100° C., filling the drink in the sterilized container at a filling temperature within a range from 60° C. to 70° C. in an environment controlled space which is separated from an outside environment and in which filling and sealing apparatuses and an environment surrounding the filling and sealing apparatuses have been heated and thereby sterilized and rinsed with heated water having a temperature within a range from 65° C. to 100° C.

Abstract: A bitumen package is disclosed. The package comprises of paving bitumen binder having a softening point in the range of 30-65° C. enclosed within a multi-layered polymer film encasement, each layer being a thin flexible continuous self-sustaining polymer film, such that upon melting, the polymer becomes homogeneous with the paving bitumen binder contained therein.

Abstract: A method for packaging in block form a sheathed hot-melt adhesive product comprises the steps: (a) of continuously supplying a sheathed hot-melt adhesive product, (b) of immersing the sheathed hot-melt adhesive product in a liquid refrigerant, (c) of pressing the sheathed adhesive product at a portion thereof, (d) of ultrasonically welding the sheathed adhesive product at the pressed portion; and (e) of cutting the sheathed adhesive product into a block at the pressed portion. A block of sheathed hot-melt adhesive product and an installation for packaging a sheathed hot-melt adhesive product are also provided.

Abstract: The invention relates to a filling apparatus having a filling device for filling packages with a hot filling, a sealing device for sealing the package, wherein the package has a package seal for opening the package and a swivelling arrangement for swivelling the package so that the package seal contacts the hot filling. Furthermore the invention relates to a filling method in which a hot filling is filled into a package that is sealed thereafter, wherein the package has a package seal and the package is swivelled so that the package seal contacts the hot filling.

Abstract: An adhesive system and method of making same includes a package that defines a chamber, a resin component disposed within the chamber, and a hardener component disposed within the chamber. At least one of the resin component and the hardener component includes a photo-curable ingredient and is through cured to thereby prevent chemical reaction between the resin component and the hardener component within the package.

Abstract: The present invention is directed to new and improved packaging systems for storing ophthalmic devices such as contact lenses and to methods for packaging such ophthalmic devices with aqueous packaging solutions to improve the comfort of the lens during wear. In particular, the present invention is directed to a packaging system for storing an ophthalmic device in an aqueous packaging solution comprising an anionic polymer and a non-ionic polyol. Such solutions can be retained on the surface of an unused lens for extended periods of time, resulting in surface modification that persists in the eye, which may provide significant improvement in the wetting properties of fresh contact lenses used for the first time and, moreover, even several hours after lens insertion, preventing dryness and improving lubricity.

Abstract: The present invention is directed to new and improved packaging systems for storing ophthalmic devices such as contact lenses and to methods for packaging such ophthalmic devices with solutions to improve the comfort of the lenses during wear. In particular, the present invention is directed to a packaging system for storing an ophthalmic device in an aqueous packaging solution comprising hyaluronic acid or a salt thereof. Such solutions are retained on the surface of an unused lens for extended periods of time, resulting in surface modification that persists in the eye, which may provide significant improvement in the wetting properties of fresh contact lenses used for the first time and, moreover, even several hours after lens insertion, thereby preventing dryness and improving lubricity.

Abstract: A dual component molding assembly for packaging hot melt adhesives wherein a mold, preferably in the form of an open top pan, includes a cavity which is lined with a thin film of plastic material. The mold has openings formed therein which communicate with the cavity to facilitate vacuum forming of the film to the cavity's interior surface. The second component is a carrier for the mold and is also preferably in the form of an open top pan. The carrier also includes a cavity for receiving the mold, and functions not only to support the mold when nested therein, but also to act as a heat sink to effectively and rapidly remove, dissipate or absorb the heat from molten adhesive dispensed into the mold. After filling the mold with a mass of adhesive, the exposed open top surface of the adhesive is covered with a second layer of thin film of plastic material which is then sealed to the first film lining the interior of the mold.

Abstract: The invention includes a closure for a container. The closure includes a lid, a tab including a base, an end opposite the base, and a rivet. The rivet is disposed between the base and the end. The tab is fastened to the lid at the base and the rivet such that the rivet pulls away from the lid to form a hole in the lid when the end of the tab is moved away from the lid during the opening process.

Abstract: Included herein is a pocket for a lacrosse head. The lacrosse head includes a scoop, a throat, first and second sides, a front and a back. The pocket comprises a mesh material preformed to a desired shape so that when the pocket is placed on a stick, the location of the deepest or bulbous portion will be at an optimal location and a channel may also be formed. The mesh material is preformed using a mold and/or a heat source. A package is provided to maintain the shape of the pocket during shipment and inventory.

Abstract: This apparatus relates to ice-bagging apparatuses with an ice maker and a hopper for receiving ice from the ice maker. The apparatus utilizes rotating drums designed for delivering ice into a bag. The apparatus also possess bagging and drop mechanism which fills and mechanically seals each bag of ice and drops it into a freezer for storage. The apparatus has an electronic operating system that has been greatly simplified using infrared technology and/or laser technology. The operating system is connected with the internet and a central processing center to allow for complete managing and monitoring of the system.

Abstract: Multi-layer films are used to package hot melt adhesives. The packaging film does not require removal prior to use of the adhesive. Multi-layer films wherein at least one layer has a melting point below about 100° C. is used to package low application temperature hot melt adhesives.

Abstract: An automated food processing system and method is provided that allows food to be dispensed, fried and packaged in a suitable container, which may be an individual portion-sized container. In one embodiment, the system includes separate automated modules for dispensing, frying and packaging the food. In one embodiment, an automated dispensing device dispenses a predetermined portion of food from a bulk storage container or food dispensing magazine. Food is dispensed from the automated dispensing device to an automated fry device that can include at least one circular fry wheel having a plurality of food containing compartments. After the food is fried it is dispensed from the fry device to an automated packaging device. The automated packaging device dispenses food to a container that may be an individual portion-sized container that is retrieved, erected and held into position for filling by an automated container handling system.

Abstract: A method for packaging plastic material using a film to surround the material, and more particularly to a method for packaging hot melt adhesives, the resulting package formed thereby, and the film composition used therein. The method is preferably a coextrusion process for packaging a pressure sensitive hot melt adhesive by extruding a hot melt adhesive through a die orifice, and coextruding a wax-based polymeric film to surround the hot melt adhesive. The coated adhesive may then be formed into individual packaged units having a finite size and shape. The polymeric film comprises a composition having at least 25% by weight of a wax material, an enthalpy of fusion of at least about 100 J/g, and an elongation value at break of at least about 100%. Any type of hot melt adhesive formulation can be packaged or surrounded by the polymeric film in the process.

Abstract: A process by which low viscosities liquids are filled into syringes without gas bubbles utilizing lowered temperature and valves to isolate the filling system from the vacuum. The liquid may be drug, device, pharmaceutical, and/or biotech products.

Abstract: An apparatus and method for bagging ice. The apparatus comprises an ice maker for making ice and a hopper for receiving for receiving the ice from the ice maker. The apparatus further includes a roller drum, operatively associated with the hopper, for measuring the ice and delivering of the ice. A bag delivery mechanism for placing the ice in a bag is also included, with the bag delivery mechanism including a bag supply mechanism, a blower fan engaged to open the mouth of the bag to receive the product, and a heat sealer that seals the open mouth of the bag once the bag is filled with the ice. A control device is included that manages and monitors the roller drum and bag delivery mechanism and allows transmission of the collected data to the internet.

Abstract: A reusable, air-permeable packaging film formed of a layer of resilient and nontoxic material is disclosed. The packaging film includes a plurality of micro-gaps distributed within a pre-selected area on the packaging film, wherein each of the micro-gaps traverses thickness of the packaging film, and wherein, in a static state, i.e., no pressure/stress exerted on the packaging film, each of the micro-gaps comprises a split upper seam portion with edge ridges demonstrated on a top surface of the packaging film and a close lower seam portion communicating with the split upper seam portion. During microwaving, the pressure can be regulated at a relatively lower vapor transferring rate through the pre-selected area.

Abstract: A system and method of packaging a bone allograft for use in a future medical procedure in which the bone allograft is stored in a saturated saline solution in an airtight container. The saline solution keeps the allograft hydrated and may be saturated with a combination of calcium, phosphate, or magnesium to inhibit mineral leaching out of the allograft during storage. The container may be deformable to conform to the shape of the allograft material as the container is “shrink-fitted” to the allograft. Optionally, the bone allograft may also be freeze-dried prior to placement in the container.

Abstract: Devices and a method for releasing gas in a container after closing and sealing to pressurize and/or prevent or counteract buckling thereof, and or provide structural rigidity and strength thereto and or release components. The method introduces a reactive agent into the container after filling and before sealing. The reactive agent is controlled to react to provide a gas and optionally components, which a) provides a positive pressure to prevent or counteract buckling and provide structural rigidity to the container and b) and or changes the state or characteristics of the headspace and or contents of the closed container. The devices include a closure, a cap and a container. The reactive agent is brought to chemical reaction by moistening, heating, catalyst and the like. The closure includes the reactive agent and is disposed in the container. The external trigger is a device that emits energy that provides heat to the reactive agent to stimulate the chemical reaction.