公开(公告)号：US20200207887A1

公开(公告)日：2020-07-02

申请号：US16634697

申请日：2018-08-07

Applicant: BASF SE

Inventor： Rosa CORBERAN ROC ,  Klaus MUEHLBACH ,  Thomas WETTLING ,  Sergei V. KOST JUK ,  Irina VASILENKO ,  Dmitryi SHIMAN

IPC: C08F10/10

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 70 mol %. The present invention further relates to novel isobutene polymers.

公开(公告)号：US20200317832A1

公开(公告)日：2020-10-08

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

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：US20190062472A1

公开(公告)日：2019-02-28

申请号：US16073586

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 homo- or copolymer 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 of an alkylaluminum halide-donor complex, said complex comprising, as the donor, a mixture of at least two organic compounds with at least one ether function each.

公开(公告)号：US20190284313A1

公开(公告)日：2019-09-19

申请号：US16318749

申请日：2017-07-14

Applicant: BASF SE

Inventor： Rosa CORBERAN ROC ,  Klaus MUEHLBACH ,  Thomas WETTLING ,  Sergei V. KOSTJUK ,  Irina VASILENKO ,  Dmitryi SHIMAN ,  Ivan BERAZIANKA

IPC: C08F10/10 ,  C08F4/14 ,  C08F4/26 ,  C08K5/3472 ,  C08K5/3445 ,  C08K5/353 ,  C08K5/19 ,  C08K5/50 ,  C08F4/18

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 70 mol %. The present invention further relates to novel isobutene polymers.

公开(公告)号：US20190264029A1

公开(公告)日：2019-08-29

申请号：US16307723

申请日：2017-06-08

Applicant: BASF SE

Inventor： Ruth LOHWASSER ,  Natalie Beatrice Janine HERLE ,  Rosa CORBERAN ROC ,  Axel HUST

IPC: C08L77/06 ,  C08L23/22 ,  C08L77/02 ,  C08L35/00 ,  B29C45/00

Abstract: A thermoplastic molding composition containing A) 20 to 99.9 wt % of a thermoplastic polyamide, B) 0.1 to 40 wt % of an alkenylsuccinic acid derivative obtained by reaction of polyiso-butene (B1) having a number-average molecular weight Mn of 10,000 to 50,000 at temperatures of 180° C. to 250° C. with maleic acid or derivatives thereof (B2) in a stoichiometric ratio of at least 2 equivalents of α,β-unsaturated mono- and dicarboxylic acid or derivatives thereof (B2) per reactive double bond in the polyisobutene (B1) for a duration of at least 15 minutes to 10 hours and up to 10 bar of positive pressure, wherein the derivatives are anhydrides, mono- or dialkyl esters, and mixed esters, and wherein the reactive double bonds are the sum total of the terminal α- and β-double bonds in the polyisobutene (B1), and C) 0 to 60 wt % of further additives, wherein the weight percentages for the components A) to C) sum to 100%.