US 12,091,635 B2
Fluorinated surfactant composition
Hyun Chul Kang, Daejeon (KR); Won Jun Jeong, Daejeon (KR); Bu Hyeon Kim, Sejong-Si (KR); Hyun Pil Yu, Daejeon (KR); Ki Ho Park, Daejeon (KR); Won Gook Shin, Daejeon (KR); and Byung Jo Kim, Daejeon (KR)
Assigned to AK ChemTech CO., LTD., Seoul (KR)
Filed by AK ChemTech CO., LTD., Seoul (KR)
Filed on Dec. 2, 2021, as Appl. No. 17/540,375.
Claims priority of application No. 10-2020-0173372 (KR), filed on Dec. 11, 2020.
Prior Publication US 2022/0186141 A1, Jun. 16, 2022
Int. Cl. C11D 17/00 (2006.01); C11D 1/00 (2006.01); C11D 1/72 (2006.01); C11D 1/88 (2006.01)
CPC C11D 1/004 (2013.01) [C11D 1/72 (2013.01); C11D 1/886 (2013.01); C11D 2111/22 (2024.01)] 11 Claims
 
1. A composition comprising a fluorinated surfactant and a phospholipid-based surfactant, the composition being used as a surfactant, wherein the phospholipid-based surfactant is an amphiphilic gemini compound, wherein the phospholipid-based surfactant is represented by Chemical Formula 2 below:

OG Complex Work Unit Chemistry
in Chemical Formula 2,
R1 is a C1-C22 linear or branched saturated alkyl group;
R2, R3, and R4 are same as or different from each other, and are a hydrogen atom or a C1-C3 saturated alkyl group;
X− is a halogen anion; and
Z+ is an alkali metal cation.