Packaged solid object and method for manufacturing thereof
A packaged product which comprises a solid object and a packaging that seals and holds the solid object, wherein a replacement gas is contained in a space sealed by the packaging when the packaging is sealed and wherein the solid object has absorbed a part of or all of the replacement gas.
1. A packaged product, comprising a packaging having one space inside the packaging and a plurality of solid milk arranged in series in the one space, the packaging sealing and holding the plurality of solid milk,
wherein a replacement gas is contained in a space sealed by the packaging when the packaging is sealed,
wherein the plurality of solid milk have absorbed a part of or all of the replacement gas;
wherein the plurality of solid milk and the packaging are in an adherence state by making the plurality of solid milk absorb a part of or all of the replacement gas;
wherein the volume of each of the plurality of solid milk is from 1 cm 3 to 50 cm 3 ,
wherein each of the plurality of solid milk has a rectangular parallelepiped shape,
wherein the density of carbon dioxide in the replacement gas is 31 to 38 volume %.
2. The packaged product according to claim 1 , wherein the replacement gas contains from 20 volume % to 100 volume % of carbon dioxide.
3. The packaged product according to claim 1 , wherein the solid milk sealed in the packaging are made to absorb the replacement gas in order that volume of the packaged product can be from 50 volume % to 99 volume % against volume at time of sealing.
4. The packaged product according to claim 1 , wherein the packaging comprises a metal film, a first resin film formed on an upper-surface of the metal film and a second resin film formed on a lower-surface of the metal film,
wherein the metal film is an aluminum foil film, an aluminum deposited film, an alumina deposited film, or a silica deposited film.
5. The packaged product according to claim 1 , wherein the solid milk is a kind of milk prepared to a state of a solid object at room temperature.
6. The packaged product according to claim 1 , wherein the solid milk is formed by a compacting process for compacting powdered milk and obtaining a solid object compacted body of the powdered milk, a humidification process for humidifying the compacted body of powdered milk obtained in the compacting process, and a drying process for drying the compacted body of powdered milk obtained in the humidification process.
7. The packaged product according to claim 1 , wherein the number of the plurality of solid milk are 4 or 5.
8. The packaged product according to claim 1 , wherein corner portions of the rectangular parallelepiped shape are rounded.