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:
Oct. 29, 2019
Filed:
Mar. 25, 2015
Applicant:
Posco, Pohang-si, Gyeongsangbuk-do, KR;
Inventors:
Gwan-Ho Jung, Pohang-si, KR;
Jin-You Kim, Pohang-si, KR;
Moo-Jin Kim, Incheon, KR;
Jae-Kon Lee, Pohang-si, KR;
Jun-Hak Park, Pohang-si, KR;
Jae-Hwa Hong, Pohang-si, KR;
Assignee:
POSCO, Pohang-si, Gyeongsangbuk-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/00 (2006.01); C22C 35/00 (2006.01); C21D 6/00 (2006.01); C25D 1/04 (2006.01); C22C 19/03 (2006.01); C25D 5/50 (2006.01); C21D 9/46 (2006.01); C22C 38/08 (2006.01); C25D 3/56 (2006.01);
U.S. Cl.
CPC ...
C25D 1/04 (2013.01); C21D 6/001 (2013.01); C21D 9/46 (2013.01); C22C 19/03 (2013.01); C22C 35/00 (2013.01); C22C 38/08 (2013.01); C25D 5/50 (2013.01); C25D 3/562 (2013.01);
Abstract
An aspect of the present invention provides an Fe—Ni alloy metal foil having excellent heat resilience, where the Fe—Ni alloy metal foil is prepared by an electroforming (EF) method and has a thickness of 100 μm or less (except O μm), wherein the Fe—Ni alloy metal foil comprises, by wt %, Ni: 34-46 %, a remainder of Fe and inevitable impurities, and wherein the Fe—Ni metal foil has a degree of heat resilience in an amount of 30 ppm or less.