US 12,344,574 B2
Carbondisulfide derived zwitterions
Thomas Daly, Arlington Heights, IL (US)
Assigned to TPAT IP, Arlington Heights, IL (US)
Filed by Thomas Daly, Arlington Heights, IL (US)
Filed on Aug. 14, 2023, as Appl. No. 18/233,769.
Application 18/233,769 is a division of application No. 17/088,615, filed on Nov. 4, 2020, granted, now 11,724,984.
Prior Publication US 2023/0382853 A1, Nov. 30, 2023
Int. Cl. C07C 329/14 (2006.01); C07C 333/14 (2006.01)
CPC C07C 329/14 (2013.01) [C07C 333/14 (2013.01)] 4 Claims
OG exemplary drawing
 
1. The mining collector and its relevant salts of the following structure:

OG Complex Work Unit Chemistry
Where A and D are independently chosen from —H or —CS2H.