公开(公告)号：US11174446B2

公开(公告)日：2021-11-16

申请号：US16609160

申请日：2018-06-25

Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.

Inventor： Lingling Li ,  James Frederic Gadberry ,  Tiara Elizabeth O'Neal ,  Chandrashekhar Yeshwant Khandekar

IPC: C10L10/16 ,  C10L1/196 ,  C10L1/16 ,  C10L1/198 ,  C10L1/24 ,  C10L1/222 ,  C10L1/223 ,  C10L1/182 ,  C10L1/185

Abstract: This disclosure relates to winterized pour point depressant compositions for petroleum fluids. Such compositions exhibit stability and are flowable at temperatures down to as low as −47° C., without the need for further dilution.