公开(公告)号：US20220314203A1

公开(公告)日：2022-10-06

申请号：US17839906

申请日：2022-06-14

Applicant: BASF Corporation

Inventor： Weiqing Joe Zou ,  David James Brockway ,  Peter Pfab ,  Matthias Georg Schwab

IPC: B01J23/26 ,  B01J35/00 ,  B01J35/02 ,  B01J35/10 ,  B01J37/02 ,  B01J37/03 ,  B01J37/16

Abstract: Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium(III) oxide and chromium(VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.

公开(公告)号：US20250153147A1

公开(公告)日：2025-05-15

申请号：US19023623

申请日：2025-01-16

Applicant: BASF CORPORATION

Inventor： Weiqing Joe Zou ,  David James Brockway ,  Peter Pfab ,  Matthias Georg Schwab

IPC: B01J23/26 ,  B01J35/31 ,  B01J35/50 ,  B01J35/61 ,  B01J35/63 ,  B01J37/02 ,  B01J37/03 ,  B01J37/16

Abstract: Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium(III) oxide and chromium(VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.

公开(公告)号：US20190308172A1

公开(公告)日：2019-10-10

申请号：US16302577

申请日：2017-05-22

Applicant: BASF Corporation

Inventor： Weiqing Joe Zou ,  David James Brockway ,  Peter Pfab ,  Matthias Georg Schwab

IPC: B01J23/26 ,  B01J35/10 ,  B01J35/00 ,  B01J37/03 ,  B01J37/02 ,  B01J35/02 ,  B01J37/16

Abstract: Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium (III) oxide and chromium (VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.