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. 29, 2022
Filed:
Mar. 18, 2019
Lg Chem, Ltd., Seoul, KR;
Farmhannong Co., Ltd., Seoul, KR;
Chanjoong Kim, Daejeon, KR;
Sangryeo Lee, Daejeon, KR;
Joon Seok Lee, Daejeon, KR;
Yil Jang, Daejeon, KR;
Ji Yeon Kim, Sejong, KR;
Jae Hoon Choe, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
FarmHannong Co., Ltd., Seoul, KR;
Abstract
The present disclosure relates to a controlled-release fertilizer and, more particularly, to a controlled-release fertilizer comprising a photodegradable capsule including a binder resin containing a polyolefin and an ethylene vinyl acetate copolymer; and a photocatalytic composite in which a surfactant having an HLB value of 1 to 6 is bonded to the surface or inside of aggregates of inorganic fine particles, and a fertilizer contained in a space surrounded by the photodegradable capsule.