	US 12,227,676 B2
	Adhesive composition and preparation method thereof
Ji Ho Hwang, Seoul (KR); Young Lyeol Yang, Seoul (KR); Chang Yub Oh, Yongin-si (KR); Chang Suk Lee, Yongin-si (KR); Kyung Su Na, Suwon-si (KR); and Jun Ok Moon, Yongin-si (KR)
Assigned to CJ CHEILJEDANG CORPORATION, Seoul (KR)
Appl. No. 17/254,167
Filed by CJ CHEILJEDANG CORPORATION, Seoul (KR)
PCT Filed Aug. 30, 2019, PCT No. PCT/KR2019/011182 § 371(c)(1), (2) Date Dec. 18, 2020, PCT Pub. No. WO2020/046060, PCT Pub. Date Mar. 5, 2020.
Claims priority of application No. 10-2018-0104016 (KR), filed on Aug. 31, 2018; and application No. 10-2019-0106134 (KR), filed on Aug. 28, 2019.
Prior Publication US 2021/0269683 A1, Sep. 2, 2021
Int. Cl. C09J 11/06 (2006.01)

CPC C09J 11/06 (2013.01)

13 Claims

1. An adhesive composition comprising:

lysine, alpha ketoglutaric acid, and water,

wherein the lysine and the alpha ketoglutaric acid are present in the form of an aqueous salt solution and do not form precipitates in the adhesive composition.