公开(公告)号：US11618725B2

公开(公告)日：2023-04-04

申请号：US17441420

申请日：2020-03-18

Applicant: BASF SE

Inventor： Andreas Keller ,  Martin Kamasz ,  Gabriele Gralla ,  Roland Minges ,  Bernhard Brunner

IPC: C07C29/38 ,  C07C29/74 ,  C07C29/80

Abstract: The presently claimed invention relates to a process for the recovery of 3-methyl-3-buten- -ol from a stream comprising (Z)-3-methylpent-2-ene-1,5-diol, (E)-3-methylpent-2-ene-,5-diol and 3-methylenepentane-1,5-diol by treating the stream with isobutene and water.

公开(公告)号：US11976030B2

公开(公告)日：2024-05-07

申请号：US17277571

申请日：2019-09-13

Applicant: BASF SE

Inventor： Andreas Keller ,  Roland Minges ,  Martin Kamasz ,  Gabriele Gralla ,  Bernhard Brunner

IPC: C07C29/128 ,  B01J31/02 ,  C07C29/80 ,  C07C29/84

CPC classification number: C07C29/84 ,  B01J31/0237 ,  C07C29/1285 ,  C07C29/80 ,  B01J2231/40 ,  B01J2531/002 ,  C07C29/1285 ,  C07C33/025

Abstract: The presently claimed invention relates to a process for the recovery of 3-methyl-3-buten-1-ol from a stream obtained in the production of 3-methyl-3-buten-1-ol from 2-methylprop-1-ene and formaldehyde, by treating the stream with an amine catalyst.