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:
Sep. 06, 2016
Filed:
Nov. 30, 2015
Applicant:
Dr Axion Co., Ltd., Busan, KR;
Inventors:
Man Sig Lee, Yangsan-si, KR;
Min A Bae, Daegu, KR;
Myung Hwan Kim, Yangsan-si, KR;
Sang Ho Ha, Busan, KR;
Assignee:
DR AXION CO., LTD., Busan, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 1/16 (2006.01); B22C 9/06 (2006.01); B22C 9/10 (2006.01); B22D 15/00 (2006.01);
U.S. Cl.
CPC ...
B22C 1/167 (2013.01); B22C 9/06 (2013.01); B22C 9/10 (2013.01); B22D 15/00 (2013.01);
Abstract
The present disclosure relates to an inorganic binder composition for casting, including: water glass of 40 to 70 parts by weight; nano-silica of 5 to 35 parts by weight; a Li-based water resistant additive of 0.1 to 10 parts by weight; an organic silicon compound of 0.1 to 10 parts by weight; and an anti-sand burning additive of 1 to 10 parts by weight. Furthermore, the present disclosure relates to a core manufactured by using the inorganic binder composition and a cast manufactured so as to include the core.