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. 10, 2020
Filed:
Feb. 16, 2017
Applicant:
Senju Metal Industry Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
Senju Metal Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 35/362 (2006.01); C08G 65/333 (2006.01); C08K 5/17 (2006.01); C08K 5/09 (2006.01); B23K 35/36 (2006.01); B23K 101/36 (2006.01);
U.S. Cl.
CPC ...
B23K 35/362 (2013.01); B23K 35/3612 (2013.01); B23K 35/3615 (2013.01); C08G 65/33306 (2013.01); C08K 5/09 (2013.01); C08K 5/17 (2013.01); B23K 2101/36 (2018.08); C08K 2201/014 (2013.01);
Abstract
Provided is a flux that is able to suppress any solder bridges even when it is applied to the narrow pitched electrodes such that the bridge occurs when using the past flux. The flux is characterized by containing 15% by mass or more and 35% by mass or less of polyoxyalkylene ethylenediamine, 2% by mass or more and 15% by mass or less of an organic acid, 10% by mass or more and 30% by mass or less of a base material, 3% by mass or more and 30% by mass or less of an amine and 20% by mass or more and 40% by mass or less of a solvent.