US 11,952,461 B2
Siloxy polyethylene glycol and derivatives thereof
Kwang Nho, Anyang-si (KR); Minjung Ahn, Yongin-si (KR); Changmin Hyun, Anyang-si (KR); and Junghoon Lee, Goyang-si (KR)
Assigned to SUNBIO, INC., Gyeonggi-Do (KR)
Filed by SunBio, Inc., Gunpo-si (KR)
Filed on Mar. 22, 2021, as Appl. No. 17/208,057.
Prior Publication US 2022/0298302 A1, Sep. 22, 2022
Int. Cl. C08G 65/26 (2006.01); C08G 65/332 (2006.01); C08G 65/333 (2006.01); C08G 65/334 (2006.01)
CPC C08G 65/2639 (2013.01) [C08G 65/2603 (2013.01); C08G 65/3322 (2013.01); C08G 65/3326 (2013.01); C08G 65/3328 (2013.01); C08G 65/33306 (2013.01); C08G 65/33331 (2013.01); C08G 65/3342 (2013.01)] 10 Claims
 
1. A trialkyl siloxy polyethylene glycol (PEG) represented by Formula 1 below and derivatives thereof:

OG Complex Work Unit Chemistry
wherein a, b, and c are independently an integer of 0 to 10,
n is an integer of 2 to 10,000,
x is an integer of 0 to 5,
y is an integer of 0 or 1, and
R is selected from the group consisting of hydrogen, an amine group, a thiol group, a substituted or unsubstituted aryl group, a, and C2-C20 heterocyclic group.