公开(公告)号：US20240247102A1

公开(公告)日：2024-07-25

申请号：US18563038

申请日：2022-06-13

Applicant: BASF SE

Inventor： Verena MORMUL ,  Peter OECHSLE ,  Christian SCHADE ,  Stephan HUEFFER ,  Thomas WEISS

IPC: C08G65/26 ,  C08G65/324

CPC classification number: C08G65/2615 ,  C08G65/266 ,  C08G65/2693 ,  C08G65/324 ,  C08G2230/00 ,  C08G2650/04

Abstract: Disclosed herein is a polyalkylene oxide ester polymer with a weight average molecular weight Mw in the range of from 500 to 50,000 g/mol and a polydispersity PD in the range of from 2 to 6, including 10 to 560 ether groups and 2 to 51 ester groups that are interconnected with alkylene groups, which are significantly more biodegradable than conventional polyalkylene oxide polymers. Further disclosed herein are a method of preparing a polyalkylene oxide ester polymer and a method of using the polyalkylene oxide ester polymer.

公开(公告)号：US20230150939A1

公开(公告)日：2023-05-18

申请号：US17915117

申请日：2021-03-22

Applicant: BASF SE

Inventor： Alexander Michael HAYDL ,  Peter OECHSLE ,  Harald WINSEL ,  Jan-Dirk ARNDT ,  Joaquim Henrique TELES ,  Johann-Peter MELDER ,  Olaf KRIHA ,  Rainer KLOPSCH

IPC: C07D211/58 ,  H01M8/18

CPC classification number: C07D211/58 ,  H01M8/188

Abstract: The present invention relates to a solution comprising water and different 2,2,6,6-tetramethyl-piperidinyl-oxyl (TEMPO)-derivatives, a process for the production of this solution, a process for making a redox-flow cell comprising the solution as electrolyte, a redox-flow cell comprising the solution as an electrolyte in one chamber of the cell and the use of the redox-flow cell for storing electrical energy.

公开(公告)号：US20230017999A1

公开(公告)日：2023-01-19

申请号：US17781405

申请日：2020-11-23

Applicant: BASF SE

Inventor： Jaroslaw Michael MORMUL ,  Dieter KOLASSA ,  Dominic RIEDEL ,  Joaquim Henrique TELES ,  Ansgar Gereon ALTENHOFF ,  Richard DEHN ,  Peter OECHSLE

IPC: C07C209/84

Abstract: The present invention relates to a process for purification of a mixture comprising water, N-alkyl-hydroxylammonium salts and some byproducts wherein from the mixture water and byproducts are distilled off until the purity of N-alkyl-hydroxylammonium salts in the residue is 95% or higher and additionally keeping the water content during and after the distillation ≥40 wt.-% according to the residue.

公开(公告)号：US20220281834A1

公开(公告)日：2022-09-08

申请号：US17635711

申请日：2020-08-24

Applicant: BASF SE

Inventor： Joaquim Henrique TELES ,  Nicolas VAUTRAVERS ,  Wolfgang KRAUSE ,  Peter OECHSLE

IPC: C07D313/04 ,  C07C309/01

Abstract: The presently claimed invention is directed to 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and its use to impart an aroma impression to a composition. The presently claimed invention also relates to a method of imparting such an aroma impression. The presently claimed invention is further directed to compositions comprising 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and at least one aroma chemical as well as to compositions comprising 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and at least one further component selected from the group consisting of aroma chemicals, surfactants, oil components, antioxidants, deodorant-active agents and solvents.

公开(公告)号：US20240400945A1

公开(公告)日：2024-12-05

申请号：US18697042

申请日：2022-10-05

Applicant: BASF SE

Inventor： Stephan HUEFFER ,  Thomas WEISS ,  Peter OECHSLE ,  Ivette GARCIA CASTRO ,  Sandra Gloria KOENIG ,  Soumya Srinivas DATURPALLI

IPC: C11D3/37 ,  C11D3/00 ,  C11D3/20 ,  C11D3/24 ,  C11D3/386 ,  C11D3/48

Abstract: Described herein is a composition including (A) at least one polymer comprising including (a) a backbone that bears one to forty β-aminoalcohol groups or β-amino-(alkylenoxide) groups, (b) where some β-aminoalcohol groups or β-amino-(alkylenoxide) groups are esterified with a mono- or diacid of a polyalkylene oxide of which at least 50 mol-% of the alkylene oxide groups are ethylene oxide groups, or with the monomethyl ether of a monoacid of a polyalkylene oxide of which at least 50 mol-% of the alkylene oxide groups are ethylene oxide groups, and, optionally, (c) of which some β-aminoalcohol groups or β-amino-(alkylenoxide) groups are esterified with aliphatic C4-C10-di- or tricarboxylic acid.

公开(公告)号：US20240217931A1

公开(公告)日：2024-07-04

申请号：US18285871

申请日：2022-03-28

Applicant: BASF SE

Inventor： Harald WINSEL ,  Alexander Michael HAYDL ,  Peter OECHSLE ,  Joaquim Henrique TELES ,  Juergen HERBEL ,  Rainer KLOPSCH

IPC: C07D211/58 ,  C07D211/94 ,  H01M8/08 ,  H01M8/18

CPC classification number: C07D211/58 ,  C07D211/94 ,  H01M8/08 ,  H01M8/188 ,  H01M2300/0002

Abstract: The present invention relates to a solution comprising water, N,N,N, 2,2,6, 6-heptamethyl-4-piperidinaminium chloride of formula (II) and low amounts of N,N,N, 2,2,6,6-hexamethyl-4-piperidinamine of formula (I), byproducts and, N,N,1,2,2,6,6,octamethyl-4-piperidinaminium chloride of formula (III), a process for the production of this solution and the use of this solution for the production of an aqueous mixture comprising inter alia the corresponding TEMPO-derivates of formula (IV), (V) and (VI) wherein this aqueous mixture can be used as electrolyte in one chamber of a redox-flow cell for storing electrical energy.

公开(公告)号：US20230150938A1

公开(公告)日：2023-05-18

申请号：US17915116

申请日：2021-03-22

Applicant: BASF SE

Inventor： Rainer KLOPSCH ,  Peter OECHSLE ,  Harald WINSEL ,  Alexander Michael HAYDL ,  Joaquim Henrique TELES ,  Johann-Peter MELDER ,  Jan-Dirk ARNDT ,  Olaf KRIHA ,  Alexandre GUTHERTZ

IPC: C07D211/58 ,  H01M8/18 ,  H01M8/08

CPC classification number: C07D211/58 ,  H01M8/188 ,  H01M8/08 ,  H01M2300/0005

Abstract: The present invention relates to a solution comprising water and different 2,2,6,6-tetramethyl-piperidinyl-oxyl (TEMPO)-derivatives, a process for the production of this solution, a process for making a redox-flow cell comprising the solution as electrolyte, the redox-flow cell comprising the solution as an electrolyte in one chamber of the cell and the use of the redox-flow cell for storing electrical energy.