专利摘要:
Isothermal bag refillable and freezing, to fill in their houses, comprises a plastic bag (6) with handles (9), inside, a sheet (8) of foamed polyethylene, and a plastic bag (7) with zipper (10)), characterized in that inside there is sachet (18) packed with polyvinyl alcohol or cellulose paper, containing sodium poly-acrylate, in order to dissolve it by introducing water (15) with alcohol (16). By means of a single weld (12) a sachet (11) of polyethylene plastic or a complex sheet, of one-sided polyethylene and polyester is attached to the other, with self-closing (13) Zipper type or self-adhesive, leaving its base (12). 14) open so that the user can enter 1 liter of water (15) with 250 ml of alcohol (16). Releasing the content of about 15 grams of sodium poly-acrylate, completely absorbing the liquid, preventing it from dripping, allowing the bag (6) to be placed in the freezer of your home for freezing at -20ºC. (Machine-translation by Google Translate, not legally binding)
公开号:ES2651152A1
申请号:ES201730611
申请日:2017-04-06
公开日:2018-01-24
发明作者:Francisco Javier LAZARO FERRE
申请人:Lazaro Bertin Oscar;Lazaro Bertin Victor;
IPC主号:
专利说明:

FILLABLE AND FROZEN ISOTHERMAL BAG
The present invention falls within the sector of the manufacture of isothermal plastic bags, in order to preserve the temperature of purchases of food products, fresh and frozen, from the supermarket to their homes.
BACKGROUND OF THE INVENTION 5
Mr. Jaime Aguade Silvera invented a Refrigeration Bag, Utility Model 1018834, and an improved Refrigeration Bag Utility Model 1022681.
Mr. José Luís Falaguera García invented a thermo bag in a friable utility model 1034390.
 They present a difficulty at the time of their manufacture, the product they mention, which consists of a gel or liquid to cool, is not defined and presents a problem at the time of its use, 10 since it can drip, if there are pores or breaks in the bag, and contaminate food products. If the liquid is composed of only water, it will not be able to reach a freezing temperature below -0 ° C, it also presents an added problem, due to the formation of ice blocks, with edges that can break the bag and giving the Bag looks bad.
As is well known, the regulations for the conservation of frozen products indicate as a minimum of -18ºC, so they are obsolete for this function.
 Mr. Francisco Javier Lázaro Ferré, applicant and inventor of the present invention, made an invention PCT / ES2005 / 000375, WO2006 / 018456 A1, Freezer Isothermal Bags between -0 ° C and -80 ° C. The problem is that these bags weigh more than one kilogram, their weight increases the cost of transport and logistics in shipments to central purchasing, they are not refillable. twenty
However, experience has shown that it is possible to improve the characteristics of bags for isothermal purchases.

DESCRIPTION OF THE INVENTION
The present invention consists of a refillable and frozen Isothermal Bag, to maintain the temperature of preservation of food products, fresh and frozen, during the transport of your purchases, from the supermarket or large areas, to your home. It can also be used during your long trips, to go to the beach, go to the countryside or go camping.
As is well known, isothermal bags consist of two plastic bags and a thermal insulator, of foamed polyethylene, which is introduced between both bags. By thermal welding, the bags are closed and rigid plastic handles are welded, which allow them to be held for transport.
The present invention is characterized in that the Isothermal Bag allows filling and freezing, 5 in their homes, thanks to the fact that during its manufacture, an opening and closing is left, where users in their homes can introduce a mixture of water and alcohol from 96ºC pharmacy, (as a non-limiting example, 1 liter of water and 250 ml alcohol 96ºC pharmacy) allowing to reach low temperatures. By adding alcohol, a melting point of less than -18 ° C can be reached (depending on the water / alcohol ratio), thus allowing the correct conservation of the products, without forming an ice block or edges.
This increases the preservation of frozen products for more than 3 hours, which must be kept at -18ºC. And that of fresh products for more than 8 hours, which must be kept between 2ºC and 8ºC.
Previously, a cross-linked sodium poly acrylate, a super absorbent that will prevent possible leaks, is introduced into the bag.
As the cross-linked sodium poly acrylate, it is in bulk, very similar in color and texture to sugar or salt, to prevent it from going outside and avoiding its consumption by users, it is characterized by a dose of 15 or 20 grams of crosslinked sodium poly acrylate, in a sachet made of polyvinyl alcohol (or cellulose paper) material, so that it dissolves upon contact with liquids.
Isothermal refillable and frozen bag is characterized because during its manufacture, it can be done in different ways, in order to leave an opening and closing, where users in their homes, can introduce a mixture of water and alcohol of 96 ° C pharmacy.
Isothermal Bag Refillable and Freezing, is characterized by the following forms of manufacture: 25
One of the ways of manufacturing the bag is characterized by a complex plastic sheet, with a polyethylene face and a polyester face. With an approximate width of 15 centimeters and a length of 20 centimeters. In order that when performing the thermal welding, the polyethylene face is welded to one of the bags and the polyester face is not welded. Thus achieving an opening, where users will introduce water and alcohol. 30
A water resistant and inviolable adhesive (similar to the shipping envelope adhesive), with which users can seal the opening, and prevent leaks, is added to the top of the plastic sheet.
Another form of manufacturing is characterized by the thermal welding of a polythene plastic bag between the two bags, with a self-closing Zipper or Velcro type, one 15 centimeters wide and 20 centimeters long, with the base fully open. This bag will stand out between 2 or 3 centimeters, so that the user can easily find it and can enter the pharmacy water and alcohol.
Isothermal Bag Refillable and Freezing, characterized by another embodiment, by means of a single thermal welding, trying to leave an opening, about 15 centimeters wide, on one of its sides, or in the center, without welding, and use a Zipper, or Velcro, plastic self-closing system, where users can fill the bag with water and alcohol in their homes and then close it, to prevent the liquid from leaking out.

BRIEF DESCRIPTION OF THE DRAWINGS 15
For the best understanding of what is described herein, some drawings are attached in which, by way of example only, some practical cases of realization of the Filling and Frozen Isothermal Bag are represented.
 In these drawings, they show a front, schematic, elevational view of the different elements of the Filling and Freezing Isothermal Bag, comprising:
Fig. 1 Front view of the different elements of the Filling and Freezing Isothermal Bag, characterized in that it comprises a plastic sheet (1), a complex, about 15 centimeters wide and 20 centimeters high, one of its faces It is made of polyethylene and the other side is polyester, on the polyester face, a layer of glue (2) is adhered to water, glue that allows when it dries, be inviolable, similar to envelopes for sending letters and documents . 25
Fig. 2 front view of the different elements of the Refillable and Freezing Isothermal Bag, another embodiment, is characterized in that it comprises a plastic bag (3), about 15 centimeters wide and 20 centimeters high, contains a self-closing system (4) of the Zipper or Velcro type, at its base (5) it is fully open.
Fig. 4 front view of the different elements of the Refillable and Freezing Isothermal Bag, another embodiment, is characterized in that by means of a single thermal welding (20), trying to leave an opening, about 15 centimeters wide, in one of its sides, or in the center, without welding, and use a self-closing system (21) of plastic Zipper, or Velcro, where users, in their homes can fill the bag with water (15) and alcohol (16) and then close it, 5 to prevent the liquid from leaking out.
Fig. 3 shows a front, schematic, elevational view of the different elements to convert the Filling and Freezing Isothermal Bag, characterized in that by means of a single thermal welding (12), there are different embodiments, according to fig. 1, fig. 2 and fig. 4 in order to create an opening and closing where users can enter in their homes, water 10 (15) and pharmacy alcohol (16).
As is well known, isothermal bags consist of two bags (6) and (7) plastic and a thermal insulator (8), foamed polyethylene, which is introduced between both bags (6) and (7). By means of thermal welding (12), the two bags (6) and (7) are adhered, to form a bag and also by thermal welding (9) some rigid plastic handles are welded, which allow them to be held for transport.
Users in their homes, can introduce a mixture (15) of 1 liter water and 250 milliliters alcohol of 96ºC (16) from pharmacy, reaching a melting point of -20ºC, allowing to increase the conservation of frozen products and fresh products. Previously, a super absorbent of 20 liquids, crosslinked sodium poly acrylate (17) has been introduced into the bag (6) and (7) isothermal to prevent it from leaking. To prevent it from going outside and avoiding its consumption, by users, it is characterized in that it is packaged (18) in a small bag (18) made of polyvinyl alcohol or cellulose paper, a dose between 15 or 20 grams of cross-linked sodium poly acrylate, in order to dissolve on contact with liquids. 25

DESCRIPTION OF A PREFERRED EMBODIMENT
 In Fig. 3 shows a front view of the Isothermal Refillable and Freezing Bag, consisting of two plastic bags (6) and (7) and a thermal insulator (8), of foamed polyethylene, which is inserted between both bags (6 ) and (7), by means of thermal welding (9), rigid plastic handles are welded, which allow them to be held for transport.
Isothermal refillable and frozen bag is characterized in that during its manufacture, it can be made in different ways, in order to leave an opening and closing, where users can enter a mixture (15) of water and alcohol of 96ºC (16) pharmacy. One embodiment is characterized in that a complex plastic sheet (1) with one side of polyethylene and the other side of polyester, 15 centimeters wide and 20 centimeters long, is used. A water-resistant and inviolable adhesive (2) is added to the wide polyester face on one side of the upper part, so that when welding by thermal welding, between both bags, which make up the bag Isothermal, the polyethylene face is welded to a bag (7) and the polyester face is not welded to the bag (6). As it is well known the polyester does not weld with the polyethylene, it is possible to leave open (11), about 15 centimeters, by 10 where the users, in their homes can fill the bag with (15) water and alcohol (16) and then close it (13) thanks to the adhesive that has been added on the polyester face, to prevent the liquid from leaking out (17). Being an inviolable adhesive does not allow it to be reopened.
As the cross-linked sodium poly acrylate is in bulk, very similar in color and texture to sugar or salt, to prevent it from going outside and avoiding its consumption by users, it is characterized in that it is packaged (18). dose of 15 or 20 grams of cross-linked sodium poly acrylate, in a sachet (18) made of polyvinyl alcohol or cellulose paper material, so that the contact with liquids dissolves.
Ideograms or indications are printed on one side of the bag (6), indicating where the opening (19) is and where the water (15) and alcohol (16) liquid should be introduced, indicating the 20 point of freezing, depending on the mixture of water (15) with alcohol (16).

It is noted that everything that does not alter, change or modify the essentials of Filling and Frozen Isothermal Bag, to be filled in by users, in their homes, for purchases in supermarkets and large areas, may be subject to variations in detail. 25
权利要求:
Claims (5)
[1]

1.- Refillable and Freezing Isothermal Bag, comprising two plastic bags (6) and (7) and a thermal insulator (8), foamed polyethylene, which is introduced between both bags (6) and (7), by thermal welding, rigid plastic handles (9) are welded, which allow them to be held 5 for transport and by means of thermal welding (12) the bags (6) and (7) adhere, becoming a single bag with the thermal insulator inside, characterized because it allows filling in their homes, thanks to the fact that during its manufacture, an opening (11) and closing (13) are left. Where users can enter a mixture of water (15) and alcohol of 96 ° C (16) from the pharmacy, as a non-limiting example, 1 liter of water (15) and 250 ml 10 alcohol 96 ° C (16) of pharmacy, allowing to reach a melting point of -20ºC, being able to reach lower temperatures without forming a solid, according to the percentage of water (15) and alcohol (16) introduced. With the objective of prolonging the conservation of fresh and frozen products, allowing them to increase their preservation for more than 3 hours, for frozen products (which must be kept at -18ºC) and more than 8 hours for fresh products (which must be 15 keep between 2ºC to 8ºC). Previously, a super absorbent of liquids, crosslinked sodium poly acrylate (17), has been introduced inside the isothermal bag (6) and (7), to prevent it from leaking, if it had pores in the isothermal bag. As the cross-linked sodium poly acrylate is in bulk, very similar in color and texture to sugar or salt, to prevent it from going outside and avoiding its consumption by users, it is characterized in that it is packaged (18) in a sachet (18) made of polyvinyl alcohol or cellulose paper material, a dose of 15 or 20 grams of cross-linked sodium poly acrylate, so that on contact with liquids it dissolves.
[2]
2. Isothermal bag refillable and frozen, according to claim 1, characterized in that during its manufacture, it can be made in different ways, in order to leave an opening 25 (11) and closure (13), where users in their houses, they can introduce a mixture of water (15) and alcohol of 96 ° C (16) from pharmacy, an embodiment is characterized because by manufacturing a complex plastic sheet (1), a polyethylene face and the other side of polyester, one size, as an example; Between 15 centimeters wide and 20 centimeters long, a water-resistant and inviolable adhesive (2) is added to the wide side of the polyester face on one of its sides, in order to weld by thermal welding, between both bags (6) and (7), which make up the isothermal bag, the polyethylene face is welded to a bag (7) and the face with polyester, is not welded to the bag (6), as the polyester is well known
Do not weld with the polyethylene, it is possible to leave open (11), about 15 centimeters, where users, in their homes can fill the bag with water (15) and alcohol (16) and then close it, thanks to the adhesive (2) which has been added on the polyester face, to prevent the liquid from coming out and as it is inviolable adhesive it does not allow it to be opened again.
[3]
3.- Refillable and Freezing Isothermal Bag, according to claim 1 and 2, characterized by another embodiment, to form an opening and closing between the bags by means of a thermal welding (12), a small bag (11) of polyethylene plastic with self-closing (13) of the Zipper or Velcro type, about 15 centimeters wide, leaving its base (14) fully open. Placed inside between the Bags (6) and (7), in the center or on one of its sides, trying to leave it at a height greater than 2 or 3 centimeters, so that it protrudes so that it is easily found, by where users can fill it by entering the water (15) and pharmacy alcohol (16).
[4]
4. Refillable and freezing isothermal bag according to claim 1, 2, and 3, characterized by another embodiment, the opening (21) can be made by a single weld (20), adding on one of its sides, or in The center, a self-closing system of ZIPPER plastic (13) or 15 Velcro, to be used as water inlet (15) and pharmacy alcohol (16). Welding (20) also allows the two plastic bags (6) and (7) to adhere, forming a single isothermal bag.
[5]
5.- Refillable and Freezing Isothermal Bag, according to claim 1, 2, 3 and 4 characterized in that ideograms (15) and (16) or indications are printed on one side of the bag (6), indicating where the opening is (19) and where the water liquid 20 (15) and alcohol (16) from the pharmacy should be introduced, indicating the melting point, according to the mixture of water (15) with alcohol (16).
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引用文献:
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ES2651152B2|2017-04-06|2019-10-21|Ferre Francisco Javier Lazaro|Isothermal refillable and freezer bag and procedure for obtaining it|ES2651152B2|2017-04-06|2019-10-21|Ferre Francisco Javier Lazaro|Isothermal refillable and freezer bag and procedure for obtaining it|
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优先权:
申请号 | 申请日 | 专利标题
ES201730611A|ES2651152B2|2017-04-06|2017-04-06|Isothermal refillable and freezer bag and procedure for obtaining it|ES201730611A| ES2651152B2|2017-04-06|2017-04-06|Isothermal refillable and freezer bag and procedure for obtaining it|
US16/500,814| US10899533B2|2017-04-06|2018-04-04|Refillable and freezable isothermal bag and method for obtaining the same|
EP18735622.5A| EP3608258B1|2017-04-06|2018-04-04|Refillable and freezable isothermal bag and manufacturing method for the same|
PCT/ES2018/070294| WO2018185356A1|2017-04-06|2018-04-04|Refillable and freezable isothermal bag and method for obtaining the same|
CN201880022956.8A| CN110785360A|2017-04-06|2018-04-04|Refillable and freezable thermostatic bag and method for obtaining same|
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