公开(公告)号：US10240100B2

公开(公告)日：2019-03-26

申请号：US15115587

申请日：2015-01-29

Applicant: BASF SE

Inventor： Jochen Mezger ,  Maxim Peretolchin ,  Aaron Flores-Figueroa ,  Markus Hansch ,  Ludwig Voelkel ,  Ivette Garcia Castro ,  Klaus Muehlbach ,  Harald Boehnke

IPC: C10L1/196 ,  C10L10/04 ,  C10M129/72 ,  C10M129/92 ,  C10L1/188 ,  C10M129/34 ,  C10M145/12 ,  C10M145/16 ,  C10M159/00 ,  C10M171/00 ,  C10L1/14 ,  C10L1/16 ,  C10L10/18 ,  C10L10/06 ,  C08F210/14 ,  C08F222/06 ,  C10L1/197 ,  C10L1/236

Abstract: The present invention relates to novel uses of corrosion inhibitors in fuels and lubricants.

公开(公告)号：US20230365726A1

公开(公告)日：2023-11-16

申请号：US18040331

申请日：2021-07-27

Applicant: BASF SE

Inventor： Paul Lederhose ,  Klaus Muehlbach ,  Sergei V. Kostjuk ,  Irina V. Vasilenko ,  Ivan A. Berezianko

IPC: C08F10/10 ,  C08F2/02 ,  C08F2/04 ,  C08F4/14 ,  C08F4/26 ,  C08F4/609

CPC classification number: C08F10/10 ,  C08F2/02 ,  C08F2/04 ,  C08F4/14 ,  C08F4/26 ,  C08F4/6097

Abstract: A novel process can be used for preparing high-reactivity isobutene homo- or copolymers, by polymerizing isobutene or an isobutene-containing monomer mixture in the presence of a polymerization catalyst.

公开(公告)号：US20210253752A1

公开(公告)日：2021-08-19

申请号：US17213703

申请日：2021-03-26

Applicant: BASF SE

Inventor： Rosa Corberan Roc ,  Klaus Muehlbach ,  Thomas Wettling ,  Sergei V. Kostjuk ,  Irina Vasilenko ,  Dmitryi Shiman

IPC: C08F110/10 ,  C08F10/10 ,  C08F4/14

Abstract: The present invention relates to a novel process for preparing high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 80 mol %. The present invention further relates to novel isobutene polymers.

公开(公告)号：US10144807B2

公开(公告)日：2018-12-04

申请号：US14888563

申请日：2014-04-30

Applicant: BASF SE

Inventor： Martin Weber ,  Thomas Weiss ,  Christian Maletzko ,  Bastiaan Bram Pieter Staal ,  Klaus Muehlbach ,  Joerg Erbes

IPC: B01D71/68 ,  B01D71/80 ,  C08L71/00 ,  C08G75/23 ,  C08G65/334 ,  C08L71/02

Abstract: Block copolymer comprising polyarylene ether blocks and polyalkylene oxide blocks, wherein said block copolymer comprises at least two polyalkylene oxide blocks that are endcapped with different endcapping groups.

公开(公告)号：US10975180B2

公开(公告)日：2021-04-13

申请号：US16074229

申请日：2017-02-13

Applicant: BASF SE

Inventor： Rosa Corberan Roc ,  Klaus Muehlbach ,  Thomas Wettling ,  Sergei V. Kostjuk ,  Irina Vasilenko ,  Dmitryi Shiman

IPC: C08F110/10

Abstract: The present invention relates to a process for preparing high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 70 mol %, which comprises polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an aluminum trihalide-donor complex effective as a polymerization catalyst or an alkylaluminum halide-donor complex effective as a polymerization catalyst, wherein the aluminum trihalide or alkylaluminum halide is treated with at least one inorganic hydrate.

公开(公告)号：US09963521B2

公开(公告)日：2018-05-08

申请号：US13765031

申请日：2013-02-12

Applicant: BASF SE

Inventor： Thomas Wettling ,  Stefan Hirsch ,  Markus Brym ,  Markus Weis ,  Rosa Corberan Roc ,  Klaus Muehlbach ,  Robert Haschick ,  Andreas Daiss ,  Marco-Christian Volland

IPC: C08F110/10 ,  C08F4/52 ,  C08F4/70

CPC classification number: C08F4/52 ,  C08F4/70 ,  C08F110/10 ,  C08F4/14 ,  C08F2/06 ,  C08F2/38 ,  C08F2500/01 ,  C08F2500/04

Abstract: Preparation of isobutene homopolymers having a weight-average molecular weight of 75 000 to 10 000 000 by polymerization of isobutene, by (a) performing the polymerization at −80° C. to −190° C., (b) using, as an inert solvent, optionally halogenated C1 to C5 hydrocarbons, (c) using, as a polymerization catalyst, a Lewis acid complex, (d) performing the polymerization in the presence of at least one reaction accelerator in the form of an ethylenically saturated hydrocarbon compound comprising one oxygen atom and no abstractable proton, and (e) performing the polymerization in the presence of at least one chain length regulator comprising one tertiary olefinic carbon atom.