公开(公告)号：US20170266336A1

公开(公告)日：2017-09-21

申请号：US15455739

申请日：2017-03-10

Applicant: BASF SE

Inventor： Matthew Gande ,  Kristine Hartnagel ,  Katarzyna Dobrosielska-Oura ,  Felicitas Leonie Sperling

IPC: A61L15/60 ,  B01J20/26 ,  A61L15/24 ,  A61L15/18 ,  C07D211/94 ,  A61L15/20

CPC classification number: A61L15/60 ,  A61L15/20 ,  A61L15/42 ,  B01J20/267 ,  C07D211/94

Abstract: Superabsorbents comprising at least one compound of formula (I) or salt thereof, where R1 and R2 independently are H, organic or functional substituents, exhibit improved stability against discolouration.