CRYOGENIC ENERGY-STORING MATERIAL
PROBLEM TO BE SOLVED: To obtain a cryogenic energy-storing material of a sodium chloride aqueous solution base, having excellent preventing effect on supercooling and inhibitory effect on phase separation. SOLUTION: This cryogenic energy-storing material of a sodium chloride aqueous solution base us...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
03.08.1999
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To obtain a cryogenic energy-storing material of a sodium chloride aqueous solution base, having excellent preventing effect on supercooling and inhibitory effect on phase separation. SOLUTION: This cryogenic energy-storing material of a sodium chloride aqueous solution base uses sodium sulfate as an agent for preventing supercooling and an isobutylene-maleic acid-based resin having a specific particle diameter as an agent for preventing phase separation. The concentration of sodium chloride is 5-30 wt.%, the content of sodium sulfate is 0.005-0.16 mol based on 1 mol of sodium chloride, the content of the isobutylene-maleic acid resin particles having 40-150 μm average particle diameter is 3-15 pts.wt. based on 100 wt.% of the sodium chloride aqueous solution. |
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Bibliography: | Application Number: JP19980022814 |