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:
Mar. 13, 2018
Filed:
Jun. 07, 2013
Applicant:
Kao Corporation, Tokyo, JP;
Inventors:
Takeshi Oka, Funabashi, JP;
Shouko Senda, Ichikai-machi, JP;
Assignee:
KAO CORPORATION, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24J 1/00 (2006.01); A61F 7/03 (2006.01); A61F 7/00 (2006.01);
U.S. Cl.
CPC ...
F24J 1/00 (2013.01); A61F 7/034 (2013.01); A61F 2007/0004 (2013.01);
Abstract
The present invention relates to a heating element () having an exothermic composition containing an oxidizable metal, a carbon component and water. Tri-alkali metal phosphate is contained in the heating element (), and the content of water in the heating element () is equal to or larger than 50 parts by mass and equal to or smaller than 90 parts by mass for 100 parts by mass of the oxidizable metal, and the content of tri-alkali metal phosphate as a phosphate group is equal to or larger than 0.5 parts by mass and equal to or smaller than 1.1 parts by mass for 100 parts by mass of the oxidizable metal.