The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 30, 2024
Filed:
Jan. 23, 2019
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Assignee:
SHARP KABUSHIKI KAISHA, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/06 (2006.01); B65D 81/18 (2006.01); A23B 7/04 (2006.01); A23L 3/36 (2006.01);
U.S. Cl.
CPC ...
C09K 5/066 (2013.01); A23B 7/04 (2013.01); A23L 3/36 (2013.01); B65D 81/18 (2013.01); A23V 2002/00 (2013.01);
Abstract
Provided are a latent heat storage material that changes the phase within a prescribed temperature range, and a cold storage tool, a logistic packaging container, and a food cold storage tool each using the latent heat storage material, and a cooling method. The latent heat storage material includes a tetrabutylammonium ion and a bromide ion constituting tetrabutylammonium bromide, a potassium ion and a nitrate ion constituting potassium nitrate, and water. The molar ratio of potassium nitrate to tetrabutylammonium bromide is 0.3 or more and 1.3 or less, and the molar ratio of water to tetrabutylammonium bromide is 22 or more and 32 or less.