US 12,110,306 B2
Beta-hydroxyphosphonate functionalized polyols
Christopher S. Letko, Lake Jackson, TX (US); Ravi B. Shankar, Midland, MI (US); Harshad M. Shah, Lake Jackson, TX (US); and Weijun Zhou, Lake Jackson, TX (US)
Assigned to Dow Global Technologies LLC, Midland, MI (US)
Appl. No. 17/427,149
Filed by Dow Global Technologies LLC, Midland, MI (US)
PCT Filed Jan. 29, 2020, PCT No. PCT/US2020/015590
§ 371(c)(1), (2) Date Jul. 30, 2021,
PCT Pub. No. WO2020/160094, PCT Pub. Date Aug. 6, 2020.
Claims priority of provisional application 62/799,411, filed on Jan. 31, 2019.
Prior Publication US 2022/0119427 A1, Apr. 21, 2022
Int. Cl. C07F 9/40 (2006.01); C08G 18/10 (2006.01); C08G 18/38 (2006.01); C08G 18/42 (2006.01); C08G 18/48 (2006.01)
CPC C07F 9/4006 (2013.01) [C08G 18/10 (2013.01); C08G 18/388 (2013.01); C08G 18/42 (2013.01); C08G 18/4219 (2013.01); C08G 18/48 (2013.01); C08G 2110/0025 (2021.01)] 9 Claims
 
1. A β-hydroxyphosphonate functionalized polyol represented by the following Formula:

OG Complex Work Unit Chemistry
where
R is selected from: H or

OG Complex Work Unit Chemistry
R1 and R2 are each independently selected from: H or CH3,
Ar is: C6H2,
n is: 1-5.