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:
Dec. 26, 2006
Filed:
May. 07, 2002
Applicants:
Jun-seok Nho, Taejeon, KR;
Seung-beom Cho, Taejeon, KR;
Chang-seok Ryoo, Taejeon, KR;
Kwang-hee Lee, Seoul, KR;
Tae-hyun Kwon, Taejeon, KR;
Inventors:
Jun-Seok Nho, Taejeon, KR;
Seung-Beom Cho, Taejeon, KR;
Chang-Seok Ryoo, Taejeon, KR;
Kwang-Hee Lee, Seoul, KR;
Tae-Hyun Kwon, Taejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G 9/08 (2006.01); C09K 11/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention relates to a method for preparing a Zinc Sulfide powder, and provides a method for preparing a single crystalline powder of Zinc Sulfide (ZnS) a high crystallinity comprising a step of conducting a hydrothermal reaction of a) Zinc Oxide or Zinc acetate as Zinc source and b) thioacetamide or thiourea as Sulfur source at a temperature of 180 to 230° C. and a fluorescent substance using the same as a source.