CN106833547A - A kind of food heating self-heating agent and its packaging - Google Patents
A kind of food heating self-heating agent and its packaging Download PDFInfo
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- CN106833547A CN106833547A CN201710067514.2A CN201710067514A CN106833547A CN 106833547 A CN106833547 A CN 106833547A CN 201710067514 A CN201710067514 A CN 201710067514A CN 106833547 A CN106833547 A CN 106833547A
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- woven fabrics
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/16—Materials undergoing chemical reactions when used
- C09K5/18—Non-reversible chemical reactions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within the package
- B65D81/3484—Packages having self-contained heating means, e.g. heating generated by the reaction of two chemicals
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- Chemical & Material Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Food Science & Technology (AREA)
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- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
A kind of food heating self-heating agent of the invention and its packaging, it is main heating material that food heating self-heating agent uses aluminium and quick lime, and the average temperature performance of formula is increased by the proportioning and addition portland cement and sepiolite of both regulations.The packaging of food heating self-heating agent of the invention has water penetration, good permeability and is not easy to ooze out the characteristic of emulsion using two cavity configurations that three layers of non-woven fabrics are formed.
Description
Technical field
The invention belongs to without fiery heating material technical field, more particularly to a kind of food heating self-heating agent, Yi Jiyong
In the packaging of the self-heating agent.
Background technology
Current traditional instant food such as instant noodles, instant-rice, convenient rice flour noodles etc., people must be by opening when edible
It is just edible after the heating of the external heat sources such as water, micro-wave oven, but many times people having instant noodles, instant-rice, facilitate rice
When the instant food such as powder, the external heat sources such as boiling water, micro-wave oven can be not found, especially field be marched or wartime
Army needs the quick food for heating to improve the physical efficiency and morale of army, therefore self-heating food grows up.
The core of self-heating food is self-heating agent, self-heating agent with the chemical materials such as metal, nonmetallic as raw material, after addition of water
There is violent chemical reaction, the reaction heat of generation can be used to heat food and water, be widely used in army i.e. warm-served food product
Heating, mountaineering tour and accident emergency guarantee, and gradually the marketization, such as：" Chinese patent
A kind of 2010101040347 self-heating agents and the self-heating bag manufactured using the self-heating agent ", " Chinese patent 2,015,100,244,956 1
Plant the self-heating agent and self-heating agent packaging for article heating ".Domestic and international existing self-heating food heating agent mainly has quick lime system
Food self-heating agent, aluminium system food self-heating agent, magnesium system food self-heating agent, because quick lime system and aluminium system food self-heating agent cost are relative
Cheap is widely used self-heating agent type on the current commercial market of China.The water of quick lime and reaction programming rate is fast but unit
Weight thermal discharge is low, and the water of aluminium is slow with reaction programming rate but Unit Weight thermal discharge is high, therefore summary advantage and disadvantage are opened
The aluminium and quick lime of hair are ideal for the civilian food self-heating agent of primary raw material, on the one hand can improve the startup speed of heating
Degree, another aspect Unit Weight thermal discharge is moderate, and to be unlikely to heating agent weight excessive.Self-heating agent is all packed with non-woven fabrics, when using
Heater is put into, then pours into water, the food to be heated is put into relevant position, be that can obtain heat by the heating of 5 ~ 15min
Food.Due to producing a large amount of hydrogen and aluminum hydroxide emulsion in the water and course of reaction of aluminium, calcium oxide and water reaction produce hydrogen
Calcium oxide emulsion, the gas that on the one hand reaction is produced needs to pass through packaging bag, it is therefore desirable to the preferable gas permeability of non-woven fabrics；Separately
On the one hand the emulsion that reaction is produced need not pass through packaging bag to avoid contaminated food, it is therefore desirable to which non-woven fabrics has to emulsion
Preferable strainability.Traditional self-heating agent packaging is main using in PET single-layer nonwovens, due to the emulsion that reaction is produced
Can appear to come through non-woven fabrics so that heating object sanitation performance is poor after the completion of reaction.Using thicker PET non-woven fabrics
After being packed, due to the influence of PET thickness, although so that sanitation performance is preferably, but the gas that reaction is produced can not be timely
Through non-woven fabrics, reaction is caused to carry out slowly, so that firing rate reduces." Chinese patent 2014107994431 is a kind of
Non-woven fabrics for magnesium system self-heating food heating agent and preparation method thereof " propose it is a kind of have water penetration, good permeability and
It is not easy to ooze out the compound nonwoven cloth of emulsion to solve the above problems, the present invention attempts being solved using more simple method should
Problem.
The heating effect of self-heating agent is the result for being formulated and packing comprehensive function as can be seen from above.
The content of the invention
The technical problems to be solved by the invention are directed to the above-mentioned state of the art and provide a kind of food heating self-heating
Agent and its packaging.It is main heating material that food heating self-heating agent of the invention uses aluminium and quick lime, by regulation two
The proportioning of person and add some special materials such as portland cement and sepiolite and increase the average temperature performance of formula.In addition it is of the invention
Food heating self-heating agent the special constructions that are formed using three layers of non-woven fabrics of packaging, there is provided with water penetration, good permeability
And be not easy to ooze out the characteristic of emulsion.
A kind of food heating of the invention includes the material of following mass parts with self-heating agent：The aluminium powder 20 ~ 30 of 200 ~ 300 mesh
Part, 15 ~ 25 parts of the calcium oxide of 100 ~ 200 mesh, 5 ~ 20 parts of the sepiolite of 100 ~ 200 mesh, 1 ~ 3 part of anhydrous sodium bicarbonate, 425 types
5 ~ 10 parts of portland cement, 1 ~ 5 part of calcium chloride；The food heating is carried out agravic mixed with self-heating agent using Agravicmixer
Close and be obtained.
For food heating self-heating agent of the invention packaging by the lower nonwoven cloth 6, the middle level non-woven fabrics 4 that stack successively
Hot rolled with the edge of upper strata non-woven fabrics 2 to be bonded, the hot rolled bonding in edge of above-mentioned three layers of non-woven fabrics forms hot calendering bonding
Shirt rim 1, the space between middle level non-woven fabrics 4 and upper strata non-woven fabrics 2 is the first space, and on upper strata, the outside of non-woven fabrics 2 is non-court
The printed words 3 of " This side up " are printed in one side to the first space, the space between lower nonwoven cloth 6 and middle level non-woven fabrics 4 is
Second space, described second space is used to hold the food heating self-heating agent 5 described in right 1, and the first described space is
The cushion space of the gas that food heating self-heating agent is produced when reacting.
Used as improvement, the material of described lower nonwoven cloth 6 is PET, and the material of middle level non-woven fabrics 4 is PP, upper strata nonwoven
The material of cloth 2 is PET.
Further improve, square grammes per square metre of described lower nonwoven cloth 6 is 150 or 200 g/m2, middle level non-woven fabrics 4 it is flat
FT-207 weight is 10 or 20 g/m2, square grammes per square metre of upper strata non-woven fabrics 2 is 50 g/m2。
Basic operation process during the use of a kind of food heating self-heating agent and its packaging is as follows：By being printed on for packing
The one of the printed words 3 of " This side up " faces up and is placed on the bottom of container, plus suitable quantity of water is allowed to not cross and packs.Incipient stage, though
Right lower nonwoven cloth 6 is thicker but its material is that therefore water energy penetrates into second space to the preferable PET materials of water permeability, upper strata without
Spinning cloth 2 is relatively thin and material is that therefore water also can rapidly penetrate into the first space, middle level non-woven fabrics 4 to the preferable PET materials of water penetration
The material for using is for the poor PP materials of water penetration but therefore water also can penetrate second space to its very thin thickness from the first space, this
Self-heating agent and the rapid haptoreaction of water in sample second space；As the carrying out of reaction generates substantial amounts of hydrogen and hydroxide
The emulsion that aluminium, calcium hydroxide are formed, cannot be passed through rapidly due to the thicker hydrogen of lower nonwoven cloth 6, emulsion then completely cannot
Through, PP materials good permeability that middle level non-woven fabrics 4 is used and space is small enables that hydrogen penetrates rapidly the first space, emulsion
Cannot pass through, such emulsion is limited in second space without outside pollution packaging；Penetrate into the hydrogen in the first space
Gas heaves the first space to be floated the top half of packaging to surface, and the hydrogen in the first space passes through relatively thin upper strata nonwoven
Cloth 2 enters air.
Compared with prior art, the advantage of the invention is that：It is mainly in heating the matching somebody with somebody of raw material by aluminium and quick lime
Addition portland cement and sepiolite enhance the average temperature performance of formula, three layers of non-woven fabrics formed with two packagings tools in chamber
There are water penetration, good permeability and be not easy to ooze out emulsion.
Brief description of the drawings
Fig. 1 is a kind of schematic top plan view of the packaging of food heating self-heating agent of the invention.
Fig. 2 is that a kind of packaging of food heating self-heating agent of the invention faces schematic cross-sectional view.
Wherein：1 is hot calendering bonding shirt rim, and 2 is upper strata non-woven fabrics, and 3 is the printed words of " This side up ", and 4 is middle level non-woven fabrics,
5 is food heating self-heating agent, and 6 is lower nonwoven cloth.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings 1 and accompanying drawing 2, the present invention is described in further detail by embodiment.
Embodiment 1
Food heating includes the material of following mass parts with self-heating agent：20 parts of the aluminium powder of 200 ~ 300 mesh, the oxidation of 100 ~ 200 mesh
15 parts of calcium, 5 parts of the sepiolite of 100 ~ 200 mesh, 1 part of anhydrous sodium bicarbonate, 425 5 parts of type portland cements, 1 part of calcium chloride；Institute
State food heating carries out agravic being mixed to prepare with self-heating agent using Agravicmixer.
For the packaging of above-mentioned food heating self-heating agent, by the lower nonwoven cloth 6, the and of middle level non-woven fabrics 4 that stack successively
The edge of upper strata non-woven fabrics 2 is hot rolled to be bonded；The material of lower nonwoven cloth 6 is PET, and the material of middle level non-woven fabrics 4 is PP,
The material of upper strata non-woven fabrics 2 is PET；Square grammes per square metre of lower nonwoven cloth 6 is 150 g/m2, a square grammes per square metre for middle level non-woven fabrics 4 is
10 g/m2, square grammes per square metre of upper strata non-woven fabrics 2 is 50 g/m2；The hot rolled bonding in edge of above-mentioned three layers of non-woven fabrics forms hot rolling
Bonding shirt rim 1, the space between middle level non-woven fabrics 4 and upper strata non-woven fabrics 2 is the first space, and on upper strata, the outside of non-woven fabrics 2 is
The printed words 3 of " This side up ", the sky between lower nonwoven cloth 6 and middle level non-woven fabrics 4 are printed in the one side in the space of non-direction first
Between be second space, described second space is used to hold the food heating self-heating agent 5 described in right 1, and described first is empty
Between be the cushion space of gas produced when food heating self-heating agent reacts.
Embodiment 2
Food heating includes the material of following mass parts with self-heating agent：25 parts of the aluminium powder of 200 ~ 300 mesh, the oxidation of 100 ~ 200 mesh
20 parts of calcium, 10 parts of the sepiolite of 100 ~ 200 mesh, 2 parts of anhydrous sodium bicarbonate, 425 7 parts of type portland cements, 5 parts of calcium chloride；Institute
State food heating carries out agravic being mixed to prepare with self-heating agent using Agravicmixer.
For the packaging of above-mentioned food heating self-heating agent, by the lower nonwoven cloth 6, the and of middle level non-woven fabrics 4 that stack successively
The edge of upper strata non-woven fabrics 2 is hot rolled to be bonded；The material of lower nonwoven cloth 6 is PET, and the material of middle level non-woven fabrics 4 is PP,
The material of upper strata non-woven fabrics 2 is PET；Square grammes per square metre of lower nonwoven cloth 6 is 200 g/m2, a square grammes per square metre for middle level non-woven fabrics 4 is
20 g/m2, square grammes per square metre of upper strata non-woven fabrics 2 is 50 g/m2；The hot rolled bonding in edge of above-mentioned three layers of non-woven fabrics forms hot rolling
Bonding shirt rim 1, the space between middle level non-woven fabrics 4 and upper strata non-woven fabrics 2 is the first space, and on upper strata, the outside of non-woven fabrics 2 is
The printed words 3 of " This side up ", the sky between lower nonwoven cloth 6 and middle level non-woven fabrics 4 are printed in the one side in the space of non-direction first
Between be second space, described second space is used to hold the food heating self-heating agent 5 described in right 1, and described first is empty
Between be the cushion space of gas produced when food heating self-heating agent reacts.
Embodiment 3
Food heating includes the material of following mass parts with self-heating agent：30 parts of the aluminium powder of 200 ~ 300 mesh, the oxidation of 100 ~ 200 mesh
25 parts of calcium, 20 parts of the sepiolite of 100 ~ 200 mesh, 3 parts of anhydrous sodium bicarbonate, 425 10 parts of type portland cements, 5 parts of calcium chloride；
The food heating carries out agravic being mixed to prepare with self-heating agent using Agravicmixer.
For the packaging of above-mentioned food heating self-heating agent, by the lower nonwoven cloth 6, the and of middle level non-woven fabrics 4 that stack successively
The edge of upper strata non-woven fabrics 2 is hot rolled to be bonded；The material of lower nonwoven cloth 6 is PET, and the material of middle level non-woven fabrics 4 is PP,
The material of upper strata non-woven fabrics 2 is PET；Square grammes per square metre of lower nonwoven cloth 6 is 150 or 200 g/m2, middle level non-woven fabrics 4 square gram
Weight is 10 or 20 g/m2, square grammes per square metre of upper strata non-woven fabrics 2 is 50 g/m2；The hot rolled bonding in edge of above-mentioned three layers of non-woven fabrics
Hot calendering bonding shirt rim 1 is formed, the space between middle level non-woven fabrics 4 and upper strata non-woven fabrics 2 is the first space, the non-woven fabrics 2 on upper strata
Outside be the printed words 3 that " This side up " is printed in the one side in the space of non-direction first, lower nonwoven cloth 6 and middle level non-woven fabrics 4
Between space be second space, described second space is used to hold the food heating self-heating agent 5 described in right 1, described
The first space be the cushion space of gas produced when food heating self-heating agent reacts.
Embodiment 4
Food heating includes the material of following mass parts with self-heating agent：22 parts of the aluminium powder of 200 ~ 300 mesh, the oxidation of 100 ~ 200 mesh
14 parts of calcium, 17 parts of the sepiolite of 100 ~ 200 mesh, 1 part of anhydrous sodium bicarbonate, 425 10 parts of type portland cements, 1 part of calcium chloride；
The food heating carries out agravic being mixed to prepare with self-heating agent using Agravicmixer.
For the packaging of above-mentioned food heating self-heating agent, by the lower nonwoven cloth 6, the and of middle level non-woven fabrics 4 that stack successively
The edge of upper strata non-woven fabrics 2 is hot rolled to be bonded；The material of lower nonwoven cloth 6 is PET, and the material of middle level non-woven fabrics 4 is PP,
The material of upper strata non-woven fabrics 2 is PET；Square grammes per square metre of lower nonwoven cloth 6 is 150 g/m2, a square grammes per square metre for middle level non-woven fabrics 4 is
20 g/m2, square grammes per square metre of upper strata non-woven fabrics 2 is 50 g/m2；The hot rolled bonding in edge of above-mentioned three layers of non-woven fabrics forms hot rolling
Bonding shirt rim 1, the space between middle level non-woven fabrics 4 and upper strata non-woven fabrics 2 is the first space, and on upper strata, the outside of non-woven fabrics 2 is
The printed words 3 of " This side up ", the sky between lower nonwoven cloth 6 and middle level non-woven fabrics 4 are printed in the one side in the space of non-direction first
Between be second space, described second space is used to hold the food heating self-heating agent 5 described in right 1, and described first is empty
Between be the cushion space of gas produced when food heating self-heating agent reacts.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (4)
1. a kind of food heating self-heating agent, it is characterised in that：Described food heating includes following mass parts with self-heating agent
Material：20 ~ 30 parts of the aluminium powder of 200 ~ 300 mesh, 15 ~ 25 parts of the calcium oxide of 100 ~ 200 mesh, the sepiolite 5 ~ 20 of 100 ~ 200 mesh
Part, 1 ~ 3 part of anhydrous sodium bicarbonate, 425 5 ~ 10 parts of type portland cements, 1 ~ 5 part of calcium chloride；The food heating is adopted with self-heating agent
Agravic being mixed to prepare is carried out with Agravicmixer.
2. the packaging of the food heating self-heating agent being used for as described in claim 1, it is characterised in that：Described packaging by according to
The edge of the secondary lower nonwoven cloth, middle level non-woven fabrics and upper strata non-woven fabrics for stacking is hot rolled to be bonded, above-mentioned three layers of non-woven fabrics
Edge it is hot rolled bonding form hot calendering bonding shirt rim, the space between middle level non-woven fabrics and upper strata non-woven fabrics be the first space,
It is the printed words that " This side up " is printed in the one side in the space of non-direction first in the outside of upper strata non-woven fabrics, lower nonwoven cloth is with
Space between layer non-woven fabrics is second space, and described second space is used to hold the food heating self-heating described in right 1
Agent, the first described space is the cushion space of the gas produced when food heating self-heating agent reacts.
3. packaging according to claim 2, it is characterised in that：The material of described lower nonwoven cloth is PET, middle level nonwoven
The material of cloth is PP, and upper strata nonwoven cloth material is PET.
4. packaging according to claim 2, it is characterised in that：Square grammes per square metre of described lower nonwoven cloth is 150 or 200
g/m2, square grammes per square metre of middle level non-woven fabrics is 10 or 20 g/m2, square grammes per square metre of upper strata non-woven fabrics is 50 g/m2。
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Cited By (5)
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| CN110482032A (en) * | 2019-08-08 | 2019-11-22 | 马鞍山恒熹自热技术开发有限公司 | A kind of self-heating facilitates heating pack |
| CN110922945A (en) * | 2019-11-20 | 2020-03-27 | 上海化工院检测有限公司 | Self-heating food heating bag |
| CN111703706A (en) * | 2020-06-30 | 2020-09-25 | 雄县飞洋塑料包装有限公司 | Self-cooled product packaging box |
| CN111703707A (en) * | 2020-06-30 | 2020-09-25 | 雄县飞洋塑料包装有限公司 | Quick refrigerated self-cooling type product packaging box |
| CN113150749A (en) * | 2021-02-09 | 2021-07-23 | 中国农业科学院农产品加工研究所 | Method and device for improving thermal efficiency of aluminum-based heating bag for food |
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| CN113150749A (en) * | 2021-02-09 | 2021-07-23 | 中国农业科学院农产品加工研究所 | Method and device for improving thermal efficiency of aluminum-based heating bag for food |
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|---|---|
| CN106833547B (en) | 2019-11-01 |
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