公开(公告)号：CA3135452A1

公开(公告)日：2020-10-22

申请号：CA3135452

申请日：2020-04-14

Applicant: BASF SE

Inventor： BORGMEIER FRIEDER ,  PIEPENBREIER FRANK ,  KEMPTER ANDREAS

IPC: C07C303/44 ,  C07C309/04

Abstract: The present invention relates to a process for manufacturing of anhydrous methanesulfonic acid (MSA) and to methanesulfonic acid manufactured by said process and its uses.

公开(公告)号：CA3156366A1

公开(公告)日：2021-04-08

申请号：CA3156366

申请日：2020-09-22

Applicant: BASF SE

Inventor： PIEPENBREIER FRANK ,  KEMPTER ANDREAS ,  CHAN CHEE ,  MAZARRO BERDONCES ROSARIO ,  SCHIERLE-ARNDT KERSTIN ,  KAIBEL BJOERN ,  SPIELMANN JAN ,  BORGMEIER FRIEDER ,  ZEILINGER MICHAEL ,  BIERTUEMPEL INGO ,  OTT TIMO

IPC: C07C303/06 ,  C07C309/04

Abstract: The present invention relates to an improved process for manufacturing of alkanesulfonic acids.

公开(公告)号：BR112021026617A2

公开(公告)日：2022-02-15

申请号：BR112021026617

申请日：2020-07-28

Applicant: BASF SE

Inventor： KEMPTER ANDREAS ,  KAIBEL BJOERN ,  CHEE JIAN CHAN ,  PIEPENBREIER FRANK ,  BECHTEL MARCUS ,  STAVROU MARINA-ELENI ,  ROSARIO MAZARRO BERDONCES

IPC: C07C309/04 ,  C07C303/44

Abstract: processo para separar ácido metanossulfônico anidro de uma mistura de reação. processo para separar ácido metanossulfônico anidro de uma mistura de reação compreendendo ácido metanossulfônico e ácido sulfúrico por destilação com pelo menos três etapas funcionais e a utilização do referido ácido metanossulfônico.

公开(公告)号：BR112022006245A2

公开(公告)日：2022-06-21

申请号：BR112022006245

申请日：2020-09-23

Applicant: BASF SE

Inventor： KEMPTER ANDREAS ,  KAIBEL BJOERN ,  PIEPENBREIER FRANK ,  BORGMEIER FRIEDER

IPC: C07C303/06 ,  C07C309/04

Abstract: a presente invenção refere-se a um processo melhorado para a produção de ácidos alcanossulfônicos.

公开(公告)号：SG11202110959WA

公开(公告)日：2021-11-29

申请号：SG11202110959W

申请日：2020-04-14

Applicant: BASF SE

Inventor： BORGMEIER FRIEDER ,  PIEPENBREIER FRANK ,  KEMPTER ANDREAS

IPC: C07C309/04 ,  C07C303/44

Abstract: The present invention relates to a process for manufacturing of anhydrous methanesulfonic acid (MSA) and to methanesulfonic acid manufactured by said process and its uses.

公开(公告)号：CA3156635A1

公开(公告)日：2021-04-08

申请号：CA3156635

申请日：2020-09-23

Applicant: BASF SE

Inventor： PIEPENBREIER FRANK ,  KEMPTER ANDREAS ,  KAIBEL BJOERN ,  BORGMEIER FRIEDER

IPC: C07C303/06 ,  C07C309/04

Abstract: The present invention relates to an improved process for the production of alkanesulfonic acids.

公开(公告)号：CA3148004A1

公开(公告)日：2021-02-11

申请号：CA3148004

申请日：2020-07-28

Applicant: BASF SE

Inventor： STAVROU MARINA-ELENI ,  BECHTEL MARCUS ,  MAZARRO BERDONCES ROSARIO ,  PIEPENBREIER FRANK ,  CHAN CHEE JIAN ,  KAIBEL BJOERN ,  KEMPTER ANDREAS

IPC: C07C303/44 ,  C07C309/04

Abstract: Process for separating anhydrous methanesulfonic acid from a reaction mixture comprising methanesulfonic acid and sulfuric acid by distillation with at least three functional steps and the use of said methanesulfonic acid.