CN106281236A - A kind of refrigerator phase change cold accumulating agent and preparation method thereof - Google Patents
A kind of refrigerator phase change cold accumulating agent and preparation method thereof Download PDFInfo
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- CN106281236A CN106281236A CN201610670134.3A CN201610670134A CN106281236A CN 106281236 A CN106281236 A CN 106281236A CN 201610670134 A CN201610670134 A CN 201610670134A CN 106281236 A CN106281236 A CN 106281236A
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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
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
- C09K5/066—Cooling mixtures; De-icing compositions
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Abstract
The present invention relates to a kind of refrigerator phase change cold accumulating agent and preparation method thereof, belong to household appliance technical field.Described refrigerator phase change cold accumulating agent is based on the percentage composition of raw material gross weight, it is made up of the raw material of following weight percentage: chlorate 0.1% 20%, hydroscopic high-molecular resin 1% 5%, kieselguhr 0.01% 0.05%, remaining is deionized water, wherein, described chlorate is sodium chloride or potassium chloride.Refrigerator phase change cold accumulating agent prepared by the present invention can effectively improve or avoid the problem of phase separation that customary inorganic salts agent for storage of coldness exists, and can improve agent for storage of coldness stability in phase transition process, reduces phase transformation degree of supercooling more than 2 DEG C.
Description
Technical field
The present invention relates to a kind of refrigerator phase change cold accumulating agent and preparation method thereof, belong to household appliance technical field.
Background technology
Along with the development of refrigerator industry, Cool Storage Technology is the most progressively introduced into, with improve refrigerator fresh-keeping effect and
Resting period, and can persistently provide cold in refrigerator power process, prevent the food spoilage resulted in this emergency case
Deng.
But the cool storage material used by refrigerator normally only contains water and the inorganic salts ingredients such as potassium chloride or sodium chloride at present, in
Reveal is simple aqueous state, is susceptible to be separated, and the temperature stability in phase transition process is poor.
Summary of the invention
The present invention is to solve above-mentioned technical problem, it is provided that a kind of refrigerator phase change cold accumulating agent and preparation method thereof, solve
What the cool storage material of the simple inorganic salt solution type that refrigerator is conventional existed at present is separated, and stability in phase transition process
The problem of difference.
The technical scheme is that a kind of refrigerator phase change cold accumulating agent, by raw material gross weight
The percentage composition meter of amount, is made up of the raw material of following weight percentage:
Chlorate 0.1%-20%, hydroscopic high-molecular resin (SAP water-absorbing resin) 1%-5%, kieselguhr 0.01%-
0.05%, remaining is deionized water, and wherein, described chlorate is sodium chloride or potassium chloride.
The refrigerator phase change cold accumulating agent that the present invention provides, compared with common inorganic salt solution agent for storage of coldness, effectively prevent
The phenomenon of phase separation that agent for storage of coldness the most easily occurs, and the problem of poor stability in phase transition process.Wherein, add
Hydroscopic high-molecular resin can improve solution viscosity, makes solution become the storage of gluey dope, beneficially solution, it is to avoid to divide mutually
From etc. problem；Add kieselguhr, agent for storage of coldness stability in phase transition process can be improved, reduce phase transformation degree of supercooling more than 2 DEG C.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described agent for storage of coldness is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become:
Chlorate 0.5%-18%, water-absorbing resin 2%-3%, kieselguhr 0.03%, remaining is deionized water.
Further, described agent for storage of coldness is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become:
Potassium chloride 0.5%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
Above-mentioned raw materials can prepare the agent for storage of coldness of phase transition temperature-0.5 DEG C, it is adaptable to cold compartment of refrigerator.
Further, described agent for storage of coldness is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become:
Potassium chloride 2.5%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
Above-mentioned raw materials can prepare the agent for storage of coldness of phase transition temperature-2.5 DEG C, it is adaptable to cold compartment of refrigerator.
Further, described agent for storage of coldness is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become:
Potassium chloride 8%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
Above-mentioned raw materials can prepare the agent for storage of coldness of phase transition temperature-5 DEG C, it is adaptable to cold compartment of refrigerator.
Further, described agent for storage of coldness is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become:
Sodium chloride 18%, hydroscopic high-molecular resin 2%, kieselguhr 0.03%, remaining is deionized water.
Above-mentioned raw materials can prepare the agent for storage of coldness of phase transition temperature-16 DEG C, it is adaptable to freezer compartment of refrigerator.
The present invention provides a kind of cold compartment of refrigerator that is i.e. applicable to be also applied for the agent for storage of coldness of freezer compartment of refrigerator, by chlorate,
Hydroscopic high-molecular resin, kieselguhr and deionized water composition, when agent for storage of coldness is applied to cold compartment of refrigerator, agent for storage of coldness is by deionization
Water, potassium chloride, hydroscopic high-molecular resin and four kinds of material compositions of kieselguhr, by regulating the consumption of potassium chloride, can obtain phase transformation
Agent for storage of coldness in the range of temperature-0.5 DEG C～-8 DEG C, can meet the phase transformation demand of different refrigerator；When agent for storage of coldness, to be applied to refrigerator cold
When freezing room, agent for storage of coldness is made up of deionized water, sodium chloride, hydroscopic high-molecular resin and four kinds of materials of kieselguhr, is inhaled by regulation
Water-resin and the proportionate relationship of kieselguhr, it is thus achieved that the agent for storage of coldness in the range of phase transition temperature-8 DEG C～-20 DEG C.
The present invention also provides for the preparation method of a kind of refrigerator phase change cold accumulating agent described above, including:
First deionized water and chlorate are mixed, add kieselguhr after being completely dissolved, be slowly added to the most while stirring
Hydroscopic high-molecular resin, enables hydroscopic high-molecular resin uniformly to mix with deionized water and to react, and inhales until adding macromolecule
Water-resin, obtains refrigerator phase change cold accumulating agent.
Refrigerator phase change cold accumulating agent prepared by the present invention, on the basis of controlling cost, it is ensured that reliability of material and ice
The easy implementation of case assembling.Owing to adding hydroscopic high-molecular resin and kieselguhr, improve agent for storage of coldness in phase transition process
Stability, reduce phase transformation degree of supercooling more than 2 DEG C, it is to avoid the problem such as be separated.
Detailed description of the invention
Principle and feature to the present invention are described below, and example is served only for explaining the present invention, is not intended to limit
Determine the scope of the present invention.
Embodiment 1
Refrigerator phase change cold accumulating agent is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become: potassium chloride 0.5%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
The preparation method of refrigerator phase change cold accumulating agent as mentioned above, including:
First deionized water and chlorate are mixed, add kieselguhr after being completely dissolved, be slowly added to the most while stirring
Hydroscopic high-molecular resin, enables hydroscopic high-molecular resin uniformly to mix with deionized water and to react, and inhales until adding macromolecule
Water-resin, obtains the agent for storage of coldness of phase transition temperature-0.5 DEG C, it is adaptable to cold compartment of refrigerator.
Embodiment 2
Refrigerator phase change cold accumulating agent, based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become: potassium chloride 2.5%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
The preparation method of refrigerator phase change cold accumulating agent as mentioned above, including:
First deionized water and chlorate are mixed, add kieselguhr after being completely dissolved, be slowly added to the most while stirring
Hydroscopic high-molecular resin, enables hydroscopic high-molecular resin uniformly to mix with deionized water and to react, and inhales until adding macromolecule
Water-resin, obtains the agent for storage of coldness of phase transition temperature-2.5 DEG C, it is adaptable to cold compartment of refrigerator.
Embodiment 3
Refrigerator phase change cold accumulating agent, based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become: potassium chloride 8%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
The preparation method of refrigerator phase change cold accumulating agent as mentioned above, including:
First deionized water and chlorate are mixed, add kieselguhr after being completely dissolved, be slowly added to the most while stirring
Hydroscopic high-molecular resin, enables hydroscopic high-molecular resin uniformly to mix with deionized water and to react, and inhales until adding macromolecule
Water-resin, obtains the agent for storage of coldness of phase transition temperature-5 DEG C, it is adaptable to cold compartment of refrigerator.
Embodiment 4
Refrigerator phase change cold accumulating agent is based on the percentage composition of raw material gross weight, by the raw material group of following weight percentage
Become: sodium chloride 18%, hydroscopic high-molecular resin 2%, kieselguhr 0.03%, remaining is deionized water.
The preparation method of refrigerator phase change cold accumulating agent as mentioned above, including:
First deionized water and chlorate are mixed, add kieselguhr after being completely dissolved, be slowly added to the most while stirring
Hydroscopic high-molecular resin, enables hydroscopic high-molecular resin uniformly to mix with deionized water and to react, and inhales until adding macromolecule
Water-resin, obtains the agent for storage of coldness of phase transition temperature-16 DEG C, it is adaptable to freezer compartment of refrigerator.
Refrigerator phase change cold accumulating agent prepared by embodiment of the present invention 1-3, it is adaptable to cold compartment of refrigerator.Embodiment 4 preparation
Refrigerator phase change cold accumulating agent, it is adaptable to freezer compartment of refrigerator.
Refrigerator phase change cold accumulating agent prepared by embodiment of the present invention 1-4, adds SAP water-absorbing resin, makes solution become glue
Shape dope, effectively prevent existing inorganic salt solution as the problem of phase separation existed during agent for storage of coldness.
It is experimentally confirmed, refrigerator phase change cold accumulating agent prepared by embodiment of the present invention 1-4, owing to adding kieselguhr,
The phase transformation degree of supercooling making agent for storage of coldness all reduces more than 2 DEG C.
Being experimentally confirmed, after adding SAP water-absorbing resin and kieselguhr in deionized water, the potential heat value of deionized water increases
Having added 4.2%, wherein, SAP water-absorbing resin and diatomaceous additional proportion are respectively 1% and 0.03%；In mass concentration 3%
After adding SAP water-absorbing resin and kieselguhr in KCl solution, the potential heat value of the KCl solution of mass concentration 3% adds 4.2%, its
In, SAP water-absorbing resin and diatomaceous additional proportion are respectively 1% and 0.03%.
Being experimentally confirmed, after adding SAP water-absorbing resin and kieselguhr in deionized water, agent for storage of coldness is in phase transition process
Range of temperature reduce to 2 DEG C from 3 DEG C, wherein, SAP water-absorbing resin and diatomaceous additional proportion are respectively 1% He
0.03%；After adding SAP water-absorbing resin and kieselguhr in the KCl solution of mass concentration 3%, agent for storage of coldness is in phase transition process
Range of temperature reduces to 2 DEG C from 3 DEG C.Above-mentioned experimental result illustrates, adds SAP water-absorbing resin and kieselguhr in cool storage material
After, agent for storage of coldness is more stable in phase transition process.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (7)
1. a refrigerator phase change cold accumulating agent, it is characterised in that based on the percentage composition of raw material gross weight, by following weight percent
The raw material composition of content:
Chlorate 0.1%-20%, hydroscopic high-molecular resin 1%-5%, kieselguhr 0.01%-0.05%, remaining is deionization
Water, wherein, described chlorate is sodium chloride or potassium chloride.
Agent for storage of coldness the most according to claim 1, it is characterised in that based on the percentage composition of raw material gross weight, by weighing as follows
The raw material composition of amount percentage composition:
Chlorate 0.5%-18%, hydroscopic high-molecular resin 2%-3%, kieselguhr 0.03%, remaining is deionized water.
Agent for storage of coldness the most according to claim 1, it is characterised in that based on the percentage composition of raw material gross weight, by weighing as follows
The raw material composition of amount percentage composition:
Potassium chloride 0.5%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
Agent for storage of coldness the most according to claim 1, it is characterised in that based on the percentage composition of raw material gross weight, by weighing as follows
The raw material composition of amount percentage composition:
Potassium chloride 2.5%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
Agent for storage of coldness the most according to claim 1, it is characterised in that based on the percentage composition of raw material gross weight, by weighing as follows
The raw material composition of amount percentage composition:
Potassium chloride 8%, hydroscopic high-molecular resin 3%, kieselguhr 0.03%, remaining is deionized water.
Agent for storage of coldness the most according to claim 1, it is characterised in that based on the percentage composition of raw material gross weight, by weighing as follows
The raw material composition of amount percentage composition:
Sodium chloride 18%, hydroscopic high-molecular resin 2%, kieselguhr 0.03%, remaining is deionized water.
7. the preparation method of the agent for storage of coldness as described in claim 1-6 is arbitrary, it is characterised in that including:
First deionized water and chlorate are mixed, add kieselguhr after being completely dissolved, be slowly added to high score the most while stirring
Sub-water-absorbing resin, enables hydroscopic high-molecular resin uniformly to mix with deionized water and to react, until adding macromolecule water uptake tree
Fat, obtains refrigerator phase change cold accumulating agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670134.3A CN106281236A (en) | 2016-08-15 | 2016-08-15 | A kind of refrigerator phase change cold accumulating agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670134.3A CN106281236A (en) | 2016-08-15 | 2016-08-15 | A kind of refrigerator phase change cold accumulating agent and preparation method thereof |
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| CN106281236A true CN106281236A (en) | 2017-01-04 |
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| CN201610670134.3A Pending CN106281236A (en) | 2016-08-15 | 2016-08-15 | A kind of refrigerator phase change cold accumulating agent and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107011870A (en) * | 2017-04-20 | 2017-08-04 | 常州市鼎升环保科技有限公司 | A kind of preparation method of degradable biological matter agent for storage of coldness |
| CN107353880A (en) * | 2017-07-18 | 2017-11-17 | 合肥万之景门窗有限公司 | A kind of ice bag energy-saving agent for storage of coldness and preparation method thereof |
| CN107418521A (en) * | 2017-07-11 | 2017-12-01 | 江苏理工学院 | A kind of ternary phase-change material for cold storage and preparation method thereof |
| CN108816006A (en) * | 2018-06-29 | 2018-11-16 | 上海衡元高分子材料有限公司 | composition for regulating environmental humidity |
| CN108842509A (en) * | 2018-06-29 | 2018-11-20 | 上海衡元高分子材料有限公司 | Ambient humidity adjusts article manufacturing method |
| CN113372881A (en) * | 2021-05-25 | 2021-09-10 | 江苏金合能源科技有限公司 | Cold storage material for fruit and vegetable fresh keeping and preparation method thereof |
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| CN104031613A (en) * | 2014-05-26 | 2014-09-10 | 广州创尔生物技术股份有限公司 | Solid cold accumulation agent and soft ice bag based on same |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107011870A (en) * | 2017-04-20 | 2017-08-04 | 常州市鼎升环保科技有限公司 | A kind of preparation method of degradable biological matter agent for storage of coldness |
| CN107418521A (en) * | 2017-07-11 | 2017-12-01 | 江苏理工学院 | A kind of ternary phase-change material for cold storage and preparation method thereof |
| CN107353880A (en) * | 2017-07-18 | 2017-11-17 | 合肥万之景门窗有限公司 | A kind of ice bag energy-saving agent for storage of coldness and preparation method thereof |
| CN108816006A (en) * | 2018-06-29 | 2018-11-16 | 上海衡元高分子材料有限公司 | composition for regulating environmental humidity |
| CN108842509A (en) * | 2018-06-29 | 2018-11-20 | 上海衡元高分子材料有限公司 | Ambient humidity adjusts article manufacturing method |
| WO2020000539A1 (en) * | 2018-06-29 | 2020-01-02 | 上海衡元高分子材料有限公司 | Composition for adjusting ambient humidity |
| CN113372881A (en) * | 2021-05-25 | 2021-09-10 | 江苏金合能源科技有限公司 | Cold storage material for fruit and vegetable fresh keeping and preparation method thereof |
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